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"},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]},{"name":"CCShadow","stageFlags":17,"tags":{"builtin":"global"},"members":[{"name":"cc_matLightView","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matLightViewProj","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_shadowInvProjDepthInfo","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_shadowProjDepthInfo","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_shadowProjInfo","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_shadowNFLSInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_shadowWHPBInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_shadowLPNNInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_shadowColor","typename":"vec4","type":16,"count":1,"precision":"lowp "},{"name":"cc_planarNDInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]},{"name":"CCCSM","stageFlags":17,"tags":{"builtin":"global"},"members":[{"name":"cc_csmViewDir0","typename":"vec4","type":16,"count":4,"precision":"highp ","isArray":true},{"name":"cc_csmViewDir1","typename":"vec4","type":16,"count":4,"precision":"highp ","isArray":true},{"name":"cc_csmViewDir2","typename":"vec4","type":16,"count":4,"precision":"highp ","isArray":true},{"name":"cc_csmAtlas","typename":"vec4","type":16,"count":4,"precision":"highp ","isArray":true},{"name":"cc_matCSMViewProj","typename":"mat4","type":25,"count":4,"precision":"highp ","isArray":true},{"name":"cc_csmProjDepthInfo","typename":"vec4","type":16,"count":4,"precision":"highp ","isArray":true},{"name":"cc_csmProjInfo","typename":"vec4","type":16,"count":4,"precision":"highp ","isArray":true},{"name":"cc_csmSplitsInfo","typename":"vec4","type":16,"count":1,"precision":"highp "}],"defines":["CC_SUPPORT_CASCADED_SHADOW_MAP"]}],"samplerTextures":[{"name":"cc_shadowMap","typename":"sampler2D","type":28,"count":1,"precision":"highp ","stageFlags":17,"tags":{"builtin":"global"},"defines":["CC_RECEIVE_SHADOW"]},{"name":"cc_spotShadowMap","typename":"sampler2D","type":28,"count":1,"precision":"highp ","stageFlags":17,"tags":{"builtin":"global"},"defines":["CC_RECEIVE_SHADOW"]},{"name":"cc_environment","typename":"samplerCube","type":31,"count":1,"stageFlags":16,"tags":{"builtin":"global"},"defines":[]},{"name":"cc_diffuseMap","typename":"samplerCube","type":31,"count":1,"stageFlags":16,"tags":{"builtin":"global"},"defines":["CC_USE_IBL","CC_USE_DIFFUSEMAP"]}],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\n#if !CC_USE_ACCURATE_FOG\nout mediump float v_fog_factor;\n#endif\nvoid CC_TRANSFER_FOG(vec4 pos) {\n#if !CC_USE_ACCURATE_FOG\n CC_TRANSFER_FOG_BASE(pos, v_fog_factor);\n#endif\n}\nout highp vec4 v_shadowPos;\nlayout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n};\n#if CC_SUPPORT_CASCADED_SHADOW_MAP\n layout(std140) uniform CCCSM {\n highp vec4 cc_csmViewDir0[4];\n highp vec4 cc_csmViewDir1[4];\n highp vec4 cc_csmViewDir2[4];\n highp vec4 cc_csmAtlas[4];\n highp mat4 cc_matCSMViewProj[4];\n highp vec4 cc_csmProjDepthInfo[4];\n highp vec4 cc_csmProjInfo[4];\n highp vec4 cc_csmSplitsInfo;\n };\n#endif\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\n#if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n#else\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n#endif\n#if CC_RECEIVE_SHADOW\n uniform highp sampler2D cc_shadowMap;\n uniform highp sampler2D cc_spotShadowMap;\n #define UnpackBitFromFloat(value, bit) (mod(floor(value / pow(10.0, float(bit))), 10.0) > 0.0)\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n #else\n #endif\n#endif\n#if CC_RECEIVE_SHADOW\n#endif\nin vec3 a_position;\nin vec3 a_normal;\nin vec2 a_texCoord;\n#if CC_RECEIVE_SHADOW\n out vec2 v_shadowBias;\n#endif\nout highp vec3 v_position;\nout mediump vec3 v_normal;\nout mediump vec2 uvw;\nout mediump vec2 uv0;\nout mediump vec2 uv1;\nout mediump vec2 uv2;\nout mediump vec2 uv3;\nout mediump vec3 luv;\nout mediump vec3 diffuse;\nlayout(std140) uniform TexCoords {\n vec4 UVScale;\n vec4 lightMapUVParam;\n};\nvoid main () {\n vec3 worldPos;\n worldPos.x = cc_matWorld[3][0] + a_position.x;\n worldPos.y = cc_matWorld[3][1] + a_position.y;\n worldPos.z = cc_matWorld[3][2] + a_position.z;\n vec4 pos = vec4(worldPos, 1.0);\n pos = cc_matViewProj * pos;\n uvw = a_texCoord;\n uv0 = a_position.xz * UVScale.x;\n uv1 = a_position.xz * UVScale.y;\n uv2 = a_position.xz * UVScale.z;\n uv3 = a_position.xz * UVScale.w;\n #if CC_USE_LIGHTMAP\n luv.xy = cc_lightingMapUVParam.xy + a_texCoord * cc_lightingMapUVParam.z;\n luv.z = cc_lightingMapUVParam.w;\n #endif\n v_position = worldPos;\n v_normal = a_normal;\n CC_TRANSFER_FOG(vec4(worldPos, 1.0));\n #if CC_RECEIVE_SHADOW\n v_shadowBias = vec2(0.0, 0.0);\n #endif\n v_shadowPos = cc_matLightViewProj * vec4(worldPos, 1.0);\n gl_Position = pos;\n}","frag":"\nprecision highp float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nvec3 SRGBToLinear (vec3 gamma) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n#endif\n return gamma * gamma;\n}\nvec3 LinearToSRGB(vec3 linear) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n#endif\n return sqrt(linear);\n}\nlayout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n};\n#if CC_SUPPORT_CASCADED_SHADOW_MAP\n layout(std140) uniform CCCSM {\n highp vec4 cc_csmViewDir0[4];\n highp vec4 cc_csmViewDir1[4];\n highp vec4 cc_csmViewDir2[4];\n highp vec4 cc_csmAtlas[4];\n highp mat4 cc_matCSMViewProj[4];\n highp vec4 cc_csmProjDepthInfo[4];\n highp vec4 cc_csmProjInfo[4];\n highp vec4 cc_csmSplitsInfo;\n };\n#endif\n#if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n#else\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n#endif\nvec2 GetPlanarReflectScreenUV(vec3 worldPos, mat4 matVirtualCameraViewProj, float flipNDCSign, vec3 viewDir, vec3 reflectDir)\n{\n vec4 clipPos = matVirtualCameraViewProj * vec4(worldPos, 1.0);\n vec2 screenUV = clipPos.xy / clipPos.w * 0.5 + 0.5;\n screenUV = vec2(1.0 - screenUV.x, screenUV.y);\n screenUV = flipNDCSign == 1.0 ? vec2(screenUV.x, 1.0 - screenUV.y) : screenUV;\n return screenUV;\n}\nfloat GetLinearDepthFromViewSpace(vec3 viewPos, float near, float far) {\n float dist = length(viewPos);\n return (dist - near) / (far - near);\n}\nvec3 RotationVecFromAxisY(vec3 v, float cosTheta, float sinTheta)\n{\n vec3 result;\n result.x = dot(v, vec3(cosTheta, 0.0, -sinTheta));\n result.y = v.y;\n result.z = dot(v, vec3(sinTheta, 0.0, cosTheta));\n return result;\n}\nvec3 RotationVecFromAxisY(vec3 v, float rotateAngleArc)\n{\n return RotationVecFromAxisY(v, cos(rotateAngleArc), sin(rotateAngleArc));\n}\nfloat CCGetLinearDepth(vec3 worldPos, float viewSpaceBias) {\n\tvec4 viewPos = cc_matLightView * vec4(worldPos.xyz, 1.0);\n viewPos.z += viewSpaceBias;\n\treturn GetLinearDepthFromViewSpace(viewPos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n}\nfloat CCGetLinearDepth(vec3 worldPos) {\n\treturn CCGetLinearDepth(worldPos, 0.0);\n}\n#if CC_RECEIVE_SHADOW\n uniform highp sampler2D cc_shadowMap;\n uniform highp sampler2D cc_spotShadowMap;\n #define UnpackBitFromFloat(value, bit) (mod(floor(value / pow(10.0, float(bit))), 10.0) > 0.0)\n highp float unpackHighpData (float mainPart, float modPart) {\n highp float data = mainPart;\n return data + modPart;\n }\n void packHighpData (out float mainPart, out float modPart, highp float data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp float unpackHighpData (float mainPart, float modPart, const float modValue) {\n highp float data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out float mainPart, out float modPart, highp float data, const float modValue) {\n highp float divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart) {\n highp vec2 data = mainPart;\n return data + modPart;\n }\n void packHighpData (out vec2 mainPart, out vec2 modPart, highp vec2 data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart, const float modValue) {\n highp vec2 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out vec2 mainPart, out vec2 modPart, highp vec2 data, const float modValue) {\n highp vec2 divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart) {\n highp vec3 data = mainPart;\n return data + modPart;\n }\n void packHighpData (out vec3 mainPart, out vec3 modPart, highp vec3 data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart, const float modValue) {\n highp vec3 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out vec3 mainPart, out vec3 modPart, highp vec3 data, const float modValue) {\n highp vec3 divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart) {\n highp vec4 data = mainPart;\n return data + modPart;\n }\n void packHighpData (out vec4 mainPart, out vec4 modPart, highp vec4 data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart, const float modValue) {\n highp vec4 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out vec4 mainPart, out vec4 modPart, highp vec4 data, const float modValue) {\n highp vec4 divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n vec4 shadowTexure(highp sampler2D shadowMap, vec2 coord) {\n #if defined(CC_USE_WGPU)\n return textureLod(shadowMap, coord, 0.0);\n #else\n return texture(shadowMap, coord);\n #endif\n }\n float NativePCFShadowFactorHard (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n #if CC_SHADOWMAP_FORMAT == 1\n return step(shadowNDCPos.z, dot(shadowTexure(shadowMap, shadowNDCPos.xy), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n return step(shadowNDCPos.z, shadowTexure(shadowMap, shadowNDCPos.xy).x);\n #endif\n }\n float NativePCFShadowFactorSoft (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 shadowNDCPos_offset = shadowNDCPos.xy + oneTap;\n float block0, block1, block2, block3;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block2, block3, coefX);\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n return mix(resultX, resultY, coefY);\n }\n float NativePCFShadowFactorSoft3X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n float shadowNDCPos_offset_L = shadowNDCPos.x - oneTap.x;\n float shadowNDCPos_offset_R = shadowNDCPos.x + oneTap.x;\n float shadowNDCPos_offset_U = shadowNDCPos.y - oneTap.y;\n float shadowNDCPos_offset_D = shadowNDCPos.y + oneTap.y;\n float block0, block1, block2, block3, block4, block5, block6, block7, block8;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n float shadow = 0.0;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block3, block4, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block1, block2, coefX);\n resultY = mix(block4, block5, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block3, block4, coefX);\n resultY = mix(block6, block7, coefX);\n shadow += mix(resultX, resultY, coefY);\n resultX = mix(block4, block5, coefX);\n resultY = mix(block7, block8, coefX);\n shadow += mix(resultX, resultY, coefY);\n return shadow * 0.25;\n }\n float NativePCFShadowFactorSoft5X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 twoTap = oneTap * 2.0;\n vec2 offset1 = shadowNDCPos.xy + vec2(-twoTap.x, -twoTap.y);\n vec2 offset2 = shadowNDCPos.xy + vec2(-oneTap.x, -twoTap.y);\n vec2 offset3 = shadowNDCPos.xy + vec2(0.0, -twoTap.y);\n vec2 offset4 = shadowNDCPos.xy + vec2(oneTap.x, -twoTap.y);\n vec2 offset5 = shadowNDCPos.xy + vec2(twoTap.x, -twoTap.y);\n vec2 offset6 = shadowNDCPos.xy + vec2(-twoTap.x, -oneTap.y);\n vec2 offset7 = shadowNDCPos.xy + vec2(-oneTap.x, -oneTap.y);\n vec2 offset8 = shadowNDCPos.xy + vec2(0.0, -oneTap.y);\n vec2 offset9 = shadowNDCPos.xy + vec2(oneTap.x, -oneTap.y);\n vec2 offset10 = shadowNDCPos.xy + vec2(twoTap.x, -oneTap.y);\n vec2 offset11 = shadowNDCPos.xy + vec2(-twoTap.x, 0.0);\n vec2 offset12 = shadowNDCPos.xy + vec2(-oneTap.x, 0.0);\n vec2 offset13 = shadowNDCPos.xy + vec2(0.0, 0.0);\n vec2 offset14 = shadowNDCPos.xy + vec2(oneTap.x, 0.0);\n vec2 offset15 = shadowNDCPos.xy + vec2(twoTap.x, 0.0);\n vec2 offset16 = shadowNDCPos.xy + vec2(-twoTap.x, oneTap.y);\n vec2 offset17 = shadowNDCPos.xy + vec2(-oneTap.x, oneTap.y);\n vec2 offset18 = shadowNDCPos.xy + vec2(0.0, oneTap.y);\n vec2 offset19 = shadowNDCPos.xy + vec2(oneTap.x, oneTap.y);\n vec2 offset20 = shadowNDCPos.xy + vec2(twoTap.x, oneTap.y);\n vec2 offset21 = shadowNDCPos.xy + vec2(-twoTap.x, twoTap.y);\n vec2 offset22 = shadowNDCPos.xy + vec2(-oneTap.x, twoTap.y);\n vec2 offset23 = shadowNDCPos.xy + vec2(0.0, twoTap.y);\n vec2 offset24 = shadowNDCPos.xy + vec2(oneTap.x, twoTap.y);\n vec2 offset25 = shadowNDCPos.xy + vec2(twoTap.x, twoTap.y);\n float block1, block2, block3, block4, block5, block6, block7, block8, block9, block10, block11, block12, block13, block14, block15, block16, block17, block18, block19, block20, block21, block22, block23, block24, block25;\n #if CC_SHADOWMAP_FORMAT == 1\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset1), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset2), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset3), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset4), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset5), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset6), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset7), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset8), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block9 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset9), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block10 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset10), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block11 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset11), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block12 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset12), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block13 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset13), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block14 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset14), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block15 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset15), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block16 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset16), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block17 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset17), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block18 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset18), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block19 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset19), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block20 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset20), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block21 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset21), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block22 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset22), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block23 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset23), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block24 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset24), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block25 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset25), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset1).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset2).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset3).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset4).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset5).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset6).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset7).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset8).x);\n block9 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset9).x);\n block10 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset10).x);\n block11 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset11).x);\n block12 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset12).x);\n block13 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset13).x);\n block14 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset14).x);\n block15 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset15).x);\n block16 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset16).x);\n block17 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset17).x);\n block18 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset18).x);\n block19 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset19).x);\n block20 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset20).x);\n block21 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset21).x);\n block22 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset22).x);\n block23 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset23).x);\n block24 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset24).x);\n block25 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset25).x);\n #endif\n vec2 coef = fract(shadowNDCPos.xy * shadowMapResolution);\n vec2 v1X1 = mix(vec2(block1, block6), vec2(block2, block7), coef.xx);\n vec2 v1X2 = mix(vec2(block2, block7), vec2(block3, block8), coef.xx);\n vec2 v1X3 = mix(vec2(block3, block8), vec2(block4, block9), coef.xx);\n vec2 v1X4 = mix(vec2(block4, block9), vec2(block5, block10), coef.xx);\n float v1 = mix(v1X1.x, v1X1.y, coef.y) + mix(v1X2.x, v1X2.y, coef.y) + mix(v1X3.x, v1X3.y, coef.y) + mix(v1X4.x, v1X4.y, coef.y);\n vec2 v2X1 = mix(vec2(block6, block11), vec2(block7, block12), coef.xx);\n vec2 v2X2 = mix(vec2(block7, block12), vec2(block8, block13), coef.xx);\n vec2 v2X3 = mix(vec2(block8, block13), vec2(block9, block14), coef.xx);\n vec2 v2X4 = mix(vec2(block9, block14), vec2(block10, block15), coef.xx);\n float v2 = mix(v2X1.x, v2X1.y, coef.y) + mix(v2X2.x, v2X2.y, coef.y) + mix(v2X3.x, v2X3.y, coef.y) + mix(v2X4.x, v2X4.y, coef.y);\n vec2 v3X1 = mix(vec2(block11, block16), vec2(block12, block17), coef.xx);\n vec2 v3X2 = mix(vec2(block12, block17), vec2(block13, block18), coef.xx);\n vec2 v3X3 = mix(vec2(block13, block18), vec2(block14, block19), coef.xx);\n vec2 v3X4 = mix(vec2(block14, block19), vec2(block15, block20), coef.xx);\n float v3 = mix(v3X1.x, v3X1.y, coef.y) + mix(v3X2.x, v3X2.y, coef.y) + mix(v3X3.x, v3X3.y, coef.y) + mix(v3X4.x, v3X4.y, coef.y);\n vec2 v4X1 = mix(vec2(block16, block21), vec2(block17, block22), coef.xx);\n vec2 v4X2 = mix(vec2(block17, block22), vec2(block18, block23), coef.xx);\n vec2 v4X3 = mix(vec2(block18, block23), vec2(block19, block24), coef.xx);\n vec2 v4X4 = mix(vec2(block19, block24), vec2(block20, block25), coef.xx);\n float v4 = mix(v4X1.x, v4X1.y, coef.y) + mix(v4X2.x, v4X2.y, coef.y) + mix(v4X3.x, v4X3.y, coef.y) + mix(v4X4.x, v4X4.y, coef.y);\n float fAvg = (v1 + v2 + v3 + v4) * 0.0625;\n return fAvg;\n }\n bool GetShadowNDCPos(out vec3 shadowNDCPos, vec4 shadowPosWithDepthBias)\n {\n \tshadowNDCPos = shadowPosWithDepthBias.xyz / shadowPosWithDepthBias.w * 0.5 + 0.5;\n \tif (shadowNDCPos.x < 0.0 || shadowNDCPos.x > 1.0 ||\n \t\tshadowNDCPos.y < 0.0 || shadowNDCPos.y > 1.0 ||\n \t\tshadowNDCPos.z < 0.0 || shadowNDCPos.z > 1.0) {\n \t\treturn false;\n \t}\n \tshadowNDCPos.xy = cc_cameraPos.w == 1.0 ? vec2(shadowNDCPos.xy.x, 1.0 - shadowNDCPos.xy.y) : shadowNDCPos.xy;\n \treturn true;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, vec3 matViewDir0, vec3 matViewDir1, vec3 matViewDir2, vec2 projScaleXY)\n {\n vec4 newShadowPos = shadowPos;\n if (normalBias > EPSILON_LOWP)\n {\n vec3 viewNormal = vec3(dot(matViewDir0, worldNormal), dot(matViewDir1, worldNormal), dot(matViewDir2, worldNormal));\n if (viewNormal.z < 0.1)\n newShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n }\n return newShadowPos;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, mat4 matLightView, vec2 projScaleXY)\n {\n \tvec4 newShadowPos = shadowPos;\n \tif (normalBias > EPSILON_LOWP)\n \t{\n \t\tvec4 viewNormal = matLightView * vec4(worldNormal, 0.0);\n \t\tif (viewNormal.z < 0.1)\n \t\t\tnewShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n \t}\n \treturn newShadowPos;\n }\n float GetViewSpaceDepthFromNDCDepth_Orthgraphic(float NDCDepth, float projScaleZ, float projBiasZ)\n {\n \treturn (NDCDepth - projBiasZ) / projScaleZ;\n }\n float GetViewSpaceDepthFromNDCDepth_Perspective(float NDCDepth, float homogenousDividW, float invProjScaleZ, float invProjBiasZ)\n {\n \treturn NDCDepth * invProjScaleZ + homogenousDividW * invProjBiasZ;\n }\n vec4 ApplyShadowDepthBias_Perspective(vec4 shadowPos, float viewspaceDepthBias)\n {\n \tvec3 viewSpacePos;\n \tviewSpacePos.xy = shadowPos.xy * cc_shadowProjInfo.zw;\n \tviewSpacePos.z = GetViewSpaceDepthFromNDCDepth_Perspective(shadowPos.z, shadowPos.w, cc_shadowInvProjDepthInfo.x, cc_shadowInvProjDepthInfo.y);\n \tviewSpacePos.xyz += cc_shadowProjDepthInfo.z * normalize(viewSpacePos.xyz) * viewspaceDepthBias;\n \tvec4 clipSpacePos;\n \tclipSpacePos.xy = viewSpacePos.xy * cc_shadowProjInfo.xy;\n \tclipSpacePos.zw = viewSpacePos.z * cc_shadowProjDepthInfo.xz + vec2(cc_shadowProjDepthInfo.y, 0.0);\n \t#if CC_SHADOWMAP_USE_LINEAR_DEPTH\n \t\tclipSpacePos.z = GetLinearDepthFromViewSpace(viewSpacePos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n \t\tclipSpacePos.z = (clipSpacePos.z * 2.0 - 1.0) * clipSpacePos.w;\n \t#endif\n \treturn clipSpacePos;\n }\n vec4 ApplyShadowDepthBias_Orthographic(vec4 shadowPos, float viewspaceDepthBias, float projScaleZ, float projBiasZ)\n {\n \tfloat coeffA = projScaleZ;\n \tfloat coeffB = projBiasZ;\n \tfloat viewSpacePos_z = GetViewSpaceDepthFromNDCDepth_Orthgraphic(shadowPos.z, projScaleZ, projBiasZ);\n \tviewSpacePos_z += viewspaceDepthBias;\n \tvec4 result = shadowPos;\n \tresult.z = viewSpacePos_z * coeffA + coeffB;\n \treturn result;\n }\n vec4 ApplyShadowDepthBias_PerspectiveLinearDepth(vec4 shadowPos, float viewspaceDepthBias, vec3 worldPos)\n {\n shadowPos.z = CCGetLinearDepth(worldPos, viewspaceDepthBias) * 2.0 - 1.0;\n shadowPos.z *= shadowPos.w;\n return shadowPos;\n }\n float CCGetDirLightShadowFactorHard (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorHard (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCSpotShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n float pcf = cc_shadowWHPBInfo.z;\n vec4 pos = vec4(1.0);\n #if CC_SHADOWMAP_USE_LINEAR_DEPTH\n pos = ApplyShadowDepthBias_PerspectiveLinearDepth(shadowPos, shadowBias.x, worldPos);\n #else\n pos = ApplyShadowDepthBias_Perspective(shadowPos, shadowBias.x);\n #endif\n float realtimeShadow = 1.0;\n if (pcf > 2.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft5X(pos, worldPos);\n }else if (pcf > 1.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft3X(pos, worldPos);\n }else if (pcf > 0.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft(pos, worldPos);\n }else {\n realtimeShadow = CCGetSpotLightShadowFactorHard(pos, worldPos);\n }\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n float CCShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 N, vec2 shadowBias)\n {\n vec4 pos = ApplyShadowDepthBias_FaceNormal(shadowPos, N, shadowBias.y, cc_matLightView, cc_shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, cc_shadowProjDepthInfo.x, cc_shadowProjDepthInfo.y);\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n bool CCGetCSMLevelWithTransition(out highp float ratio, vec3 clipPos) {\n highp float maxRange = 1.0 - cc_csmSplitsInfo.x;\n highp float minRange = cc_csmSplitsInfo.x;\n highp float thresholdInvert = 1.0 / cc_csmSplitsInfo.x;\n ratio = 0.0;\n if (clipPos.x <= minRange) {\n ratio = clipPos.x * thresholdInvert;\n return true;\n }\n if (clipPos.x >= maxRange) {\n ratio = 1.0 - (clipPos.x - maxRange) * thresholdInvert;\n return true;\n }\n if (clipPos.y <= minRange) {\n ratio = clipPos.y * thresholdInvert;\n return true;\n }\n if (clipPos.y >= maxRange) {\n ratio = 1.0 - (clipPos.y - maxRange) * thresholdInvert;\n return true;\n }\n return false;\n }\n bool CCHasCSMLevel(int level, vec3 worldPos) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n bool hasLevel = false;\n for (int i = 0; i < 4; i++) {\n if (i == level) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0) {\n hasLevel = true;\n }\n }\n }\n return hasLevel;\n }\n void CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos, int level) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && i == level) {\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n }\n }\n }\n int CCGetCSMLevel(out bool isTransitionArea, out highp float transitionRatio, out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n int level = -1;\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && level < 0) {\n #if CC_CASCADED_LAYERS_TRANSITION\n isTransitionArea = CCGetCSMLevelWithTransition(transitionRatio, clipPos);\n #endif\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n level = i;\n }\n }\n return level;\n }\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n bool isTransitionArea = false;\n highp float transitionRatio = 0.0;\n return CCGetCSMLevel(isTransitionArea, transitionRatio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias)\n {\n bool isTransitionArea = false;\n highp float ratio = 0.0;\n csmPos = vec4(1.0);\n vec4 shadowProjDepthInfo, shadowProjInfo;\n vec3 shadowViewDir0, shadowViewDir1, shadowViewDir2;\n int level = -1;\n #if CC_CASCADED_LAYERS_TRANSITION\n level = CCGetCSMLevel(isTransitionArea, ratio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #else\n level = CCGetCSMLevel(csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #endif\n if (level < 0) { return 1.0; }\n vec4 pos = ApplyShadowDepthBias_FaceNormal(csmPos, N, shadowBias.y, shadowViewDir0, shadowViewDir1, shadowViewDir2, shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, shadowProjDepthInfo.x, shadowProjDepthInfo.y);\n csmPosWithBias = pos;\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n #if CC_CASCADED_LAYERS_TRANSITION\n vec4 nextCSMPos = vec4(1.0);\n vec4 nextShadowProjDepthInfo, nextShadowProjInfo;\n vec3 nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2;\n float nextRealtimeShadow = 1.0;\n CCGetCSMLevel(nextCSMPos, nextShadowProjDepthInfo, nextShadowProjInfo, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, worldPos, level + 1);\n bool hasNextLevel = CCHasCSMLevel(level + 1, worldPos);\n if (hasNextLevel && isTransitionArea) {\n vec4 nexPos = ApplyShadowDepthBias_FaceNormal(nextCSMPos, N, shadowBias.y, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, nextShadowProjInfo.xy);\n nexPos = ApplyShadowDepthBias_Orthographic(nexPos, shadowBias.x, nextShadowProjDepthInfo.x, nextShadowProjDepthInfo.y);\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft5X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft3X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n nextRealtimeShadow = CCGetDirLightShadowFactorHard(nexPos);\n #endif\n return mix(mix(nextRealtimeShadow, realtimeShadow, ratio), 1.0, cc_shadowNFLSInfo.w);\n }\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #else\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #endif\n }\n #else\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos) {\n return -1;\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias) {\n csmPos = cc_matLightViewProj * vec4(worldPos, 1.0);\n return CCShadowFactorBase(csmPosWithBias, csmPos, N, shadowBias);\n }\n #endif\n float CCShadowFactorBase(vec4 shadowPos, vec3 N, vec2 shadowBias) {\n vec4 shadowPosWithDepthBias;\n return CCShadowFactorBase(shadowPosWithDepthBias, shadowPos, N, shadowBias);\n }\n float CCCSMFactorBase(vec3 worldPos, vec3 N, vec2 shadowBias) {\n vec4 csmPos, csmPosWithBias;\n return CCCSMFactorBase(csmPos, csmPosWithBias, worldPos, N, shadowBias);\n }\n float CCSpotShadowFactorBase(vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n vec4 shadowPosWithDepthBias;\n return CCSpotShadowFactorBase(shadowPosWithDepthBias, shadowPos, worldPos, shadowBias);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\nvec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n}\nvec3 unpackRGBE (vec4 rgbe) {\n return rgbe.rgb * pow(1.1, rgbe.a * 255.0 - 128.0);\n}\nvec4 fragTextureLod (sampler2D tex, vec2 coord, float lod) {\n return textureLod(tex, coord, lod);\n}\nvec4 fragTextureLod (samplerCube tex, vec3 coord, float lod) {\n return textureLod(tex, coord, lod);\n}\nuniform samplerCube cc_environment;\nvec3 CalculateReflectDirection(vec3 N, vec3 V, float NoV)\n{\n float sideSign = NoV < 0.0 ? -1.0 : 1.0;\n N *= sideSign;\n return reflect(-V, N);\n}\nvec3 CalculatePlanarReflectPositionOnPlane(vec3 N, vec3 V, vec3 worldPos, vec4 plane, vec3 cameraPos, float probeReflectedDepth)\n{\n float distPixelToPlane = -dot(plane, vec4(worldPos, 1.0));\n plane.w += distPixelToPlane;\n float distCameraToPlane = abs(-dot(plane, vec4(cameraPos, 1.0)));\n vec3 planeN = plane.xyz;\n vec3 virtualCameraPos = cameraPos - 2.0 * distCameraToPlane * planeN;\n vec3 bumpedR = normalize(reflect(-V, N));\n vec3 reflectedPointPos = worldPos + probeReflectedDepth * bumpedR;\n vec3 virtualCameraToReflectedPoint = normalize(reflectedPointPos - virtualCameraPos);\n float y = distCameraToPlane / max(EPSILON_LOWP, dot(planeN, virtualCameraToReflectedPoint));\n return virtualCameraPos + y * virtualCameraToReflectedPoint;\n}\nvec4 CalculateBoxProjectedDirection(vec3 R, vec3 worldPos, vec3 cubeCenterPos, vec3 cubeBoxHalfSize)\n{\n vec3 W = worldPos - cubeCenterPos;\n vec3 projectedLength = (sign(R) * cubeBoxHalfSize - W) / (R + vec3(EPSILON));\n float len = min(min(projectedLength.x, projectedLength.y), projectedLength.z);\n vec3 P = W + len * R;\n float weight = len < 0.0 ? 0.0 : 1.0;\n return vec4(P, weight);\n}\n#if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP\n uniform samplerCube cc_diffuseMap;\n #endif\n#endif\n#if CC_USE_REFLECTION_PROBE\n uniform samplerCube cc_reflectionProbeCubemap;\n uniform sampler2D cc_reflectionProbePlanarMap;\n uniform sampler2D cc_reflectionProbeDataMap;\n uniform samplerCube cc_reflectionProbeBlendCubemap;\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n vec4 GetTexData(sampler2D dataMap, float dataMapWidth, float x, float uv_y)\n {\n return vec4(\n decode32(texture(dataMap, vec2(((x + 0.5)/dataMapWidth), uv_y))),\n decode32(texture(dataMap, vec2(((x + 1.5)/dataMapWidth), uv_y))),\n decode32(texture(dataMap, vec2(((x + 2.5)/dataMapWidth), uv_y))),\n decode32(texture(dataMap, vec2(((x + 3.5)/dataMapWidth), uv_y)))\n );\n }\n void GetPlanarReflectionProbeData(out vec4 plane, out float planarReflectionDepthScale, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n plane.xyz = texData1.xyz;\n plane.w = texData2.x;\n planarReflectionDepthScale = texData2.y;\n mipCount = texData2.z;\n #else\n plane = cc_reflectionProbeData1;\n planarReflectionDepthScale = cc_reflectionProbeData2.x;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n }\n void GetCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeData1.xyz;\n boxHalfSize = cc_reflectionProbeData2.xyz;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n bool isReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeData2.w > 1000.0;\n #endif\n }\n bool isBlendReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeBlendData2.w > 1000.0;\n #endif\n }\n void GetBlendCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeBlendData1.xyz;\n boxHalfSize = cc_reflectionProbeBlendData2.xyz;\n mipCount = cc_reflectionProbeBlendData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n#endif\n#if CC_USE_LIGHT_PROBE\n#if CC_USE_LIGHT_PROBE\n #if USE_INSTANCING\n in mediump vec4 v_sh_linear_const_r;\n in mediump vec4 v_sh_linear_const_g;\n in mediump vec4 v_sh_linear_const_b;\n #else\n layout(std140) uniform CCSH {\n vec4 cc_sh_linear_const_r;\n vec4 cc_sh_linear_const_g;\n vec4 cc_sh_linear_const_b;\n vec4 cc_sh_quadratic_r;\n vec4 cc_sh_quadratic_g;\n vec4 cc_sh_quadratic_b;\n vec4 cc_sh_quadratic_a;\n };\n #endif\n #if CC_USE_LIGHT_PROBE\n vec3 SHEvaluate(vec3 normal)\n {\n vec3 result;\n #if USE_INSTANCING\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(v_sh_linear_const_r, normal4);\n result.g = dot(v_sh_linear_const_g, normal4);\n result.b = dot(v_sh_linear_const_b, normal4);\n #else\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(cc_sh_linear_const_r, normal4);\n result.g = dot(cc_sh_linear_const_g, normal4);\n result.b = dot(cc_sh_linear_const_b, normal4);\n vec4 n14 = normal.xyzz * normal.yzzx;\n float n5 = normal.x * normal.x - normal.y * normal.y;\n result.r += dot(cc_sh_quadratic_r, n14);\n result.g += dot(cc_sh_quadratic_g, n14);\n result.b += dot(cc_sh_quadratic_b, n14);\n result += (cc_sh_quadratic_a.rgb * n5);\n #endif\n #if CC_USE_HDR\n result *= cc_exposure.w * cc_exposure.x;\n #endif\n return result;\n }\n #endif\n#endif\n#endif\nfloat GGXMobile (float roughness, float NoH, vec3 H, vec3 N) {\n vec3 NxH = cross(N, H);\n float OneMinusNoHSqr = dot(NxH, NxH);\n float a = roughness * roughness;\n float n = NoH * a;\n float p = a / max(EPSILON, OneMinusNoHSqr + n * n);\n return p * p;\n}\nfloat CalcSpecular (float roughness, float NoH, vec3 H, vec3 N) {\n return (roughness * 0.25 + 0.25) * GGXMobile(roughness, NoH, H, N);\n}\nvec3 BRDFApprox (vec3 specular, float roughness, float NoV) {\n const vec4 c0 = vec4(-1.0, -0.0275, -0.572, 0.022);\n const vec4 c1 = vec4(1.0, 0.0425, 1.04, -0.04);\n vec4 r = roughness * c0 + c1;\n float a004 = min(r.x * r.x, exp2(-9.28 * NoV)) * r.x + r.y;\n vec2 AB = vec2(-1.04, 1.04) * a004 + r.zw;\n AB.y *= clamp(50.0 * specular.g, 0.0, 1.0);\n return max(vec3(0.0), specular * AB.x + AB.y);\n}\n#if USE_REFLECTION_DENOISE\n vec3 GetEnvReflectionWithMipFiltering(vec3 R, float roughness, float mipCount, float denoiseIntensity, vec2 screenUV) {\n #if CC_USE_IBL\n \tfloat mip = roughness * (mipCount - 1.0);\n \tfloat delta = (dot(dFdx(R), dFdy(R))) * 1000.0;\n \tfloat mipBias = mix(0.0, 5.0, clamp(delta, 0.0, 1.0));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n vec4 biased = fragTextureLod(cc_reflectionProbeCubemap, R, mip + mipBias);\n \t vec4 filtered = texture(cc_reflectionProbeCubemap, R);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n vec4 biased = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mip + mipBias);\n vec4 filtered = texture(cc_reflectionProbePlanarMap, screenUV);\n #else\n vec4 biased = fragTextureLod(cc_environment, R, mip + mipBias);\n \t vec4 filtered = texture(cc_environment, R);\n #endif\n #if CC_USE_IBL == 2 || CC_USE_REFLECTION_PROBE != REFLECTION_PROBE_TYPE_NONE\n biased.rgb = unpackRGBE(biased);\n \tfiltered.rgb = unpackRGBE(filtered);\n #else\n \tbiased.rgb = SRGBToLinear(biased.rgb);\n \tfiltered.rgb = SRGBToLinear(filtered.rgb);\n #endif\n return mix(biased.rgb, filtered.rgb, denoiseIntensity);\n #else\n return vec3(0.0, 0.0, 0.0);\n #endif\n }\n#endif\nstruct StandardSurface {\n vec4 albedo;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n vec3 position, position_fract_part;\n #else\n vec3 position;\n #endif\n vec3 normal;\n vec3 emissive;\n vec4 lightmap;\n float lightmap_test;\n float roughness;\n float metallic;\n float occlusion;\n float specularIntensity;\n #if CC_RECEIVE_SHADOW\n vec2 shadowBias;\n #endif\n #if CC_RECEIVE_SHADOW || CC_USE_REFLECTION_PROBE\n float reflectionProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n float reflectionProbeBlendId;\n float reflectionProbeBlendFactor;\n #endif\n};\n vec3 SampleReflectionProbe(samplerCube tex, vec3 R, float roughness, float mipCount, bool isRGBE) {\n vec4 envmap = fragTextureLod(tex, R, roughness * (mipCount - 1.0));\n if (isRGBE)\n return unpackRGBE(envmap);\n else\n return SRGBToLinear(envmap.rgb);\n }\nvec4 CCStandardShadingBase (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.08 * s.specularIntensity), s.albedo.rgb, s.metallic);\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n vec3 L = normalize(-cc_mainLitDir.xyz);\n float NL = max(dot(N, L), 0.0);\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (NL > 0.0 && cc_mainLitDir.w > 0.0) {\n #if CC_DIR_LIGHT_SHADOW_TYPE == 2\n shadow = CCCSMFactorBase(position, N, s.shadowBias);\n #endif\n #if CC_DIR_LIGHT_SHADOW_TYPE == 1\n shadow = CCShadowFactorBase(shadowPos, N, s.shadowBias);\n #endif\n }\n #endif\n vec3 finalColor = vec3(0.0);\n #if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n vec3 lightmap = s.lightmap.rgb;\n #if CC_USE_HDR\n lightmap.rgb *= cc_exposure.w * cc_exposure.x;\n #endif\n #if CC_USE_LIGHTMAP == LIGHT_MAP_TYPE_INDIRECT_OCCLUSION\n shadow *= s.lightmap.a;\n finalColor += diffuse * lightmap.rgb;\n #else\n finalColor += diffuse * lightmap.rgb * shadow;\n #endif\n s.occlusion *= s.lightmap_test;\n #endif\n #if !CC_DISABLE_DIRECTIONAL_LIGHT\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 H = normalize(L + V);\n float NH = max(dot(N, H), 0.0);\n vec3 lightingColor = NL * cc_mainLitColor.rgb * cc_mainLitColor.w;\n vec3 diffuseContrib = diffuse / PI;\n vec3 specularContrib = specular * CalcSpecular(s.roughness, NH, H, N);\n vec3 dirlightContrib = (diffuseContrib + specularContrib);\n dirlightContrib *= shadow;\n finalColor += lightingColor * dirlightContrib;\n #endif\n float fAmb = max(EPSILON, 0.5 - N.y * 0.5);\n vec3 ambDiff = mix(cc_ambientSky.rgb, cc_ambientGround.rgb, fAmb);\n vec3 env = vec3(0.0), rotationDir;\n #if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP && !CC_USE_LIGHT_PROBE\n rotationDir = RotationVecFromAxisY(N.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n vec4 diffuseMap = texture(cc_diffuseMap, rotationDir);\n #if CC_USE_DIFFUSEMAP == 2\n ambDiff = unpackRGBE(diffuseMap);\n #else\n ambDiff = SRGBToLinear(diffuseMap.rgb);\n #endif\n #endif\n #if !CC_USE_REFLECTION_PROBE\n vec3 R = normalize(reflect(-V, N));\n rotationDir = RotationVecFromAxisY(R.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n #if USE_REFLECTION_DENOISE && !CC_IBL_CONVOLUTED\n env = GetEnvReflectionWithMipFiltering(rotationDir, s.roughness, cc_ambientGround.w, 0.6, vec2(0.0));\n #else\n vec4 envmap = fragTextureLod(cc_environment, rotationDir, s.roughness * (cc_ambientGround.w - 1.0));\n #if CC_USE_IBL == 2\n env = unpackRGBE(envmap);\n #else\n env = SRGBToLinear(envmap.rgb);\n #endif\n #endif\n #endif\n #endif\n float lightIntensity = cc_ambientSky.w;\n #if CC_USE_REFLECTION_PROBE\n vec4 probe = vec4(0.0);\n vec3 R = normalize(reflect(-V, N));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n if(s.reflectionProbeId < 0.0){\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n }else{\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, position, centerPos, boxHalfSize);\n env = mix(SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity,\n SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId)), fixedR.w);\n }\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n if(s.reflectionProbeId < 0.0){\n vec2 screenUV = GetPlanarReflectScreenUV(s.position, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, 1.0);\n }else{\n vec4 plane;\n float planarReflectionDepthScale, mipCount;\n GetPlanarReflectionProbeData(plane, planarReflectionDepthScale, mipCount, s.reflectionProbeId);\n R = normalize(CalculateReflectDirection(N, V, max(abs(dot(N, V)), 0.0)));\n vec3 worldPosOffset = CalculatePlanarReflectPositionOnPlane(N, V, s.position, plane, cc_cameraPos.xyz, planarReflectionDepthScale);\n vec2 screenUV = GetPlanarReflectScreenUV(worldPosOffset, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mipCount);\n }\n env = unpackRGBE(probe);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n if (s.reflectionProbeId < 0.0) {\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n } else {\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, s.position, centerPos, boxHalfSize);\n env = SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId));\n if (s.reflectionProbeBlendId < 0.0) {\n vec3 skyBoxEnv = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity;\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n env = mix(env, skyBoxEnv, s.reflectionProbeBlendFactor);\n #else\n env = mix(skyBoxEnv, env, fixedR.w);\n #endif\n } else {\n vec3 centerPosBlend, boxHalfSizeBlend;\n float mipCountBlend;\n GetBlendCubeReflectionProbeData(centerPosBlend, boxHalfSizeBlend, mipCountBlend, s.reflectionProbeBlendId);\n vec4 fixedRBlend = CalculateBoxProjectedDirection(R, s.position, centerPosBlend, boxHalfSizeBlend);\n vec3 probe1 = SampleReflectionProbe(cc_reflectionProbeBlendCubemap, fixedRBlend.xyz, s.roughness, mipCountBlend, isBlendReflectProbeUsingRGBE(s.reflectionProbeBlendId));\n env = mix(env, probe1, s.reflectionProbeBlendFactor);\n }\n }\n #endif\n #endif\n #if CC_USE_REFLECTION_PROBE\n lightIntensity = s.reflectionProbeId < 0.0 ? lightIntensity : 1.0;\n #endif\n finalColor += env * lightIntensity * specular * s.occlusion;\n#if CC_USE_LIGHT_PROBE\n finalColor += SHEvaluate(N) * diffuse * s.occlusion;\n#endif\n finalColor += ambDiff.rgb * cc_ambientSky.w * diffuse * s.occlusion;\n finalColor += s.emissive;\n return vec4(finalColor, s.albedo.a);\n}\nvec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n}\nvec4 CCFragOutput (vec4 color) {\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #elif !CC_USE_FLOAT_OUTPUT\n #if CC_USE_HDR && CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n}\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\nvoid CC_APPLY_FOG_BASE(inout vec4 color, float factor) {\n\tcolor = vec4(mix(cc_fogColor.rgb, color.rgb, factor), color.a);\n}\n#if !CC_USE_ACCURATE_FOG\nin mediump float v_fog_factor;\n#endif\nvoid CC_APPLY_FOG(inout vec4 color) {\n#if !CC_USE_ACCURATE_FOG\n CC_APPLY_FOG_BASE(color, v_fog_factor);\n#endif\n}\nvoid CC_APPLY_FOG(inout vec4 color, vec3 worldPos) {\n#if CC_USE_ACCURATE_FOG\n float factor;\n CC_TRANSFER_FOG_BASE(vec4(worldPos, 1.0), factor);\n#else\n float factor = v_fog_factor;\n#endif\n CC_APPLY_FOG_BASE(color, factor);\n}\nin highp vec4 v_shadowPos;\n#if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n#endif\n#if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n in vec3 v_luv;\n uniform sampler2D cc_lightingMap;\n void SampleAndDecodeLightMapColor(out vec3 lightmapColor, out float dirShadow, out float ao, sampler2D lightingMap, vec2 luv, float lum, vec3 worldNormal)\n {\n #if CC_LIGHT_MAP_VERSION > 2\n #elif CC_LIGHT_MAP_VERSION > 1\n \tvec4 dataLow = texture(lightingMap, luv);\n \tvec4 dataHigh = texture(lightingMap, luv + vec2(0.5, 0.0));\n \tlightmapColor.xyz = dataLow.xyz + dataHigh.xyz * 0.00392156862745098;\n lightmapColor.rgb *= lum;\n \tdirShadow = dataLow.a;\n \tao = dataHigh.a;\n #else\n vec4 lightmap = texture(lightingMap, luv);\n lightmapColor = lightmap.rgb * lum;\n \tdirShadow = lightmap.a;\n \tao = 1.0;\n #endif\n }\n#endif\nin highp vec3 v_position;\nin mediump vec3 v_normal;\n#if CC_RECEIVE_SHADOW\n in vec2 v_shadowBias;\n#endif\nin mediump vec2 uvw;\nin mediump vec2 uv0;\nin mediump vec2 uv1;\nin mediump vec2 uv2;\nin mediump vec2 uv3;\nin mediump vec3 diffuse;\nin mediump vec3 luv;\nlayout(std140) uniform PbrParams {\n vec4 metallic;\n vec4 roughness;\n};\nuniform sampler2D weightMap;\nuniform sampler2D detailMap0;\nuniform sampler2D detailMap1;\nuniform sampler2D detailMap2;\nuniform sampler2D detailMap3;\nuniform sampler2D normalMap0;\nuniform sampler2D normalMap1;\nuniform sampler2D normalMap2;\nuniform sampler2D normalMap3;\nvoid surf (out StandardSurface s) {\n #if LAYERS > 1\n vec4 w = texture(weightMap, uvw);\n #endif\n vec4 baseColor = vec4(0, 0, 0, 0);\n #if LAYERS == 1\n baseColor = texture(detailMap0, uv0);\n #elif LAYERS == 2\n baseColor += texture(detailMap0, uv0) * w.r;\n baseColor += texture(detailMap1, uv1) * w.g;\n #elif LAYERS == 3\n baseColor += texture(detailMap0, uv0) * w.r;\n baseColor += texture(detailMap1, uv1) * w.g;\n baseColor += texture(detailMap2, uv2) * w.b;\n #elif LAYERS == 4\n baseColor += texture(detailMap0, uv0) * w.r;\n baseColor += texture(detailMap1, uv1) * w.g;\n baseColor += texture(detailMap2, uv2) * w.b;\n baseColor += texture(detailMap3, uv3) * w.a;\n #else\n baseColor = texture(detailMap0, uv0);\n #endif\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n packHighpData(s.position, s.position_fract_part, v_position);\n #else\n s.position = v_position;\n #endif\n #if USE_NORMALMAP\n vec4 baseNormal = vec4(0, 0, 0, 0);\n #if LAYERS == 1\n baseNormal = texture(normalMap0, uv0);\n #elif LAYERS == 2\n baseNormal += texture(normalMap0, uv0) * w.r;\n baseNormal += texture(normalMap1, uv1) * w.g;\n #elif LAYERS == 3\n baseNormal += texture(normalMap0, uv0) * w.r;\n baseNormal += texture(normalMap1, uv1) * w.g;\n baseNormal += texture(normalMap2, uv2) * w.b;\n #elif LAYERS == 4\n baseNormal += texture(normalMap0, uv0) * w.r;\n baseNormal += texture(normalMap1, uv1) * w.g;\n baseNormal += texture(normalMap2, uv2) * w.b;\n baseNormal += texture(normalMap3, uv3) * w.a;\n #else\n baseNormal = texture(normalMap0, uv0);\n #endif\n vec3 tangent = vec3(1.0, 0.0, 0.0);\n vec3 binormal = vec3(0.0, 0.0, 1.0);\n binormal = cross(tangent, v_normal);\n tangent = cross(v_normal, binormal);\n vec3 nmmp = baseNormal.xyz - vec3(0.5);\n s.normal =\n nmmp.x * normalize(tangent) +\n nmmp.y * normalize(binormal) +\n nmmp.z * normalize(v_normal);\n #else\n s.normal = v_normal;\n #endif\n #if CC_RECEIVE_SHADOW\n s.shadowBias = v_shadowBias;\n #endif\n s.albedo = vec4(SRGBToLinear(baseColor.rgb), 1.0);\n s.occlusion = 1.0;\n #if USE_PBR\n s.roughness = 0.0;\n #if LAYERS == 1\n s.roughness = roughness.x;\n #elif LAYERS == 2\n s.roughness += roughness.x * w.r;\n s.roughness += roughness.y * w.g;\n #elif LAYERS == 3\n s.roughness += roughness.x * w.r;\n s.roughness += roughness.y * w.g;\n s.roughness += roughness.z * w.b;\n #elif LAYERS == 4\n s.roughness += roughness.x * w.r;\n s.roughness += roughness.y * w.g;\n s.roughness += roughness.z * w.b;\n s.roughness += roughness.w * w.a;\n #else\n s.roughness = 1.0;\n #endif\n s.specularIntensity = 0.5;\n s.metallic = 0.0;\n #if LAYERS == 1\n s.specularIntensity = 0.5;\n s.metallic = metallic.x;\n #elif LAYERS == 2\n s.metallic += metallic.x * w.r;\n s.metallic += metallic.y * w.g;\n #elif LAYERS == 3\n s.metallic += metallic.x * w.r;\n s.metallic += metallic.y * w.g;\n s.metallic += metallic.z * w.b;\n #elif LAYERS == 4\n s.metallic += metallic.x * w.r;\n s.metallic += metallic.y * w.g;\n s.metallic += metallic.z * w.b;\n s.metallic += metallic.w * w.a;\n #else\n s.specularIntensity = 0.5;\n s.metallic = 0.0;\n #endif\n #else\n s.roughness = 1.0;\n s.specularIntensity = 0.5;\n s.metallic = 0.0;\n #endif\n s.emissive = vec3(0.0, 0.0, 0.0);\n #if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n SampleAndDecodeLightMapColor(s.lightmap.rgb, s.lightmap.a, s.lightmap_test, cc_lightingMap, luv.xy, luv.z, s.normal);\n #endif\n}\n#if CC_FORWARD_ADD\n #if CC_PIPELINE_TYPE == 0\n #define LIGHTS_PER_PASS 1\n #else\n #define LIGHTS_PER_PASS 10\n #endif\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n layout(std140) uniform CCForwardLight {\n highp vec4 cc_lightPos[LIGHTS_PER_PASS];\n vec4 cc_lightColor[LIGHTS_PER_PASS];\n vec4 cc_lightSizeRangeAngle[LIGHTS_PER_PASS];\n vec4 cc_lightDir[LIGHTS_PER_PASS];\n vec4 cc_lightBoundingSizeVS[LIGHTS_PER_PASS];\n };\n #endif\n float SmoothDistAtt (float distSqr, float invSqrAttRadius) {\n float factor = distSqr * invSqrAttRadius;\n float smoothFactor = clamp(1.0 - factor * factor, 0.0, 1.0);\n return smoothFactor * smoothFactor;\n }\n float GetDistAtt (float distSqr, float invSqrAttRadius) {\n float attenuation = 1.0 / max(distSqr, 0.01*0.01);\n attenuation *= SmoothDistAtt(distSqr , invSqrAttRadius);\n return attenuation;\n }\n float GetAngleAtt (vec3 L, vec3 litDir, float litAngleScale, float litAngleOffset) {\n float cd = dot(litDir, L);\n float attenuation = clamp(cd * litAngleScale + litAngleOffset, 0.0, 1.0);\n return (attenuation * attenuation);\n }\n float GetOutOfRange (vec3 worldPos, vec3 lightPos, vec3 lookAt, vec3 right, vec3 BoundingHalfSizeVS) {\n vec3 v = vec3(0.0);\n vec3 up = cross(right, lookAt);\n worldPos -= lightPos;\n v.x = dot(worldPos, right);\n v.y = dot(worldPos, up);\n v.z = dot(worldPos, lookAt);\n vec3 result = step(abs(v), BoundingHalfSizeVS);\n return result.x * result.y * result.z;\n }\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n vec4 CCStandardShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n int numLights = CC_PIPELINE_TYPE == 0 ? LIGHTS_PER_PASS : int(cc_lightDir[0].w);\n for (int i = 0; i < LIGHTS_PER_PASS; i++) {\n if (i >= numLights) break;\n vec3 SLU = IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w) ? -cc_lightDir[i].xyz : cc_lightPos[i].xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.0);\n float SNH = max(dot(N, SH), 0.0);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n float illum = 1.0;\n float att = 1.0;\n if (IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) {\n att = GetOutOfRange(position, cc_lightPos[i].xyz, cc_lightDir[i].xyz, cc_lightSizeRangeAngle[i].xyz, cc_lightBoundingSizeVS[i].xyz);\n } else {\n float distSqr = dot(SLU, SLU);\n float litRadius = cc_lightSizeRangeAngle[i].x;\n float litRadiusSqr = litRadius * litRadius;\n illum = (IS_POINT_LIGHT(cc_lightPos[i].w) || IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) ? 1.0 : litRadiusSqr / max(litRadiusSqr, distSqr);\n float attRadiusSqrInv = 1.0 / max(cc_lightSizeRangeAngle[i].y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n att = GetDistAtt(distSqr, attRadiusSqrInv);\n if (IS_SPOT_LIGHT(cc_lightPos[i].w)) {\n float cosInner = max(dot(-cc_lightDir[i].xyz, SL), 0.01);\n float cosOuter = cc_lightSizeRangeAngle[i].z;\n float strength = clamp(cc_lightBoundingSizeVS[i].w, 0.0, 1.0);\n float litAngleScale = 1.0 / max(0.001, mix(cosInner, 1.0, strength) - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -cc_lightDir[i].xyz, litAngleScale, litAngleOffset);\n }\n }\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(cc_lightPos[i].w) && cc_lightSizeRangeAngle[i].w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n finalColor += SNL * cc_lightColor[i].rgb * shadow * cc_lightColor[i].w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n #endif\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n layout(std430, binding = 0) readonly buffer b_ccLightsBuffer { vec4 b_ccLights[]; };\n layout(std430, binding = 1) readonly buffer b_clusterLightIndicesBuffer { uint b_clusterLightIndices[]; };\n layout(std430, binding = 2) readonly buffer b_clusterLightGridBuffer { uvec4 b_clusterLightGrid[]; };\n struct CCLight\n {\n vec4 cc_lightPos;\n vec4 cc_lightColor;\n vec4 cc_lightSizeRangeAngle;\n vec4 cc_lightDir;\n vec4 cc_lightBoundingSizeVS;\n };\n struct Cluster\n {\n vec3 minBounds;\n vec3 maxBounds;\n };\n struct LightGrid\n {\n uint offset;\n uint ccLights;\n };\n CCLight getCCLight(uint i)\n {\n CCLight light;\n light.cc_lightPos = b_ccLights[5u * i + 0u];\n light.cc_lightColor = b_ccLights[5u * i + 1u];\n light.cc_lightSizeRangeAngle = b_ccLights[5u * i + 2u];\n light.cc_lightDir = b_ccLights[5u * i + 3u];\n light.cc_lightBoundingSizeVS = b_ccLights[5u * i + 4u];\n return light;\n }\n LightGrid getLightGrid(uint cluster)\n {\n uvec4 gridvec = b_clusterLightGrid[cluster];\n LightGrid grid;\n grid.offset = gridvec.x;\n grid.ccLights = gridvec.y;\n return grid;\n }\n uint getGridLightIndex(uint start, uint offset)\n {\n return b_clusterLightIndices[start + offset];\n }\n uint getClusterZIndex(vec4 worldPos)\n {\n float scale = float(24u) / log(cc_nearFar.y / cc_nearFar.x);\n float bias = -(float(24u) * log(cc_nearFar.x) / log(cc_nearFar.y / cc_nearFar.x));\n float eyeDepth = -(cc_matView * worldPos).z;\n uint zIndex = uint(max(log(eyeDepth) * scale + bias, 0.0));\n return zIndex;\n }\n uint getClusterIndex(vec4 fragCoord, vec4 worldPos)\n {\n uint zIndex = getClusterZIndex(worldPos);\n float clusterSizeX = ceil(cc_viewPort.z / float(16u));\n float clusterSizeY = ceil(cc_viewPort.w / float(8u));\n uvec3 indices = uvec3(uvec2(fragCoord.xy / vec2(clusterSizeX, clusterSizeY)), zIndex);\n uint cluster = (16u * 8u) * indices.z + 16u * indices.y + indices.x;\n return cluster;\n }\n vec4 CCClusterShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.001);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n uint cluster = getClusterIndex(gl_FragCoord, vec4(position, 1.0));\n LightGrid grid = getLightGrid(cluster);\n uint numLights = grid.ccLights;\n for (uint i = 0u; i < 200u; i++) {\n if (i >= numLights) break;\n uint lightIndex = getGridLightIndex(grid.offset, i);\n CCLight light = getCCLight(lightIndex);\n vec3 SLU = light.cc_lightPos.xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.001);\n float SNH = max(dot(N, SH), 0.0);\n float distSqr = dot(SLU, SLU);\n float litRadius = light.cc_lightSizeRangeAngle.x;\n float litRadiusSqr = litRadius * litRadius;\n float illum = PI * (litRadiusSqr / max(litRadiusSqr , distSqr));\n float attRadiusSqrInv = 1.0 / max(light.cc_lightSizeRangeAngle.y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n float att = GetDistAtt(distSqr, attRadiusSqrInv);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n if (IS_SPOT_LIGHT(light.cc_lightPos.w)) {\n float cosInner = max(dot(-light.cc_lightDir.xyz, SL), 0.01);\n float cosOuter = light.cc_lightSizeRangeAngle.z;\n float litAngleScale = 1.0 / max(0.001, cosInner - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -light.cc_lightDir.xyz, litAngleScale, litAngleOffset);\n }\n vec3 lightColor = light.cc_lightColor.rgb;\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(light.cc_lightPos.w) && light.cc_lightSizeRangeAngle.w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n lightColor *= shadow;\n finalColor += SNL * lightColor * light.cc_lightColor.w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n #endif\n layout(location = 0) out vec4 fragColorX;\n void main () {\n StandardSurface s; surf(s);\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n vec4 color = CCClusterShadingAdditive(s, v_shadowPos);\n #else\n vec4 color = CCStandardShadingAdditive(s, v_shadowPos);\n #endif\n fragColorX = CCFragOutput(color);\n }\n#elif (CC_PIPELINE_TYPE == 0 || CC_FORCE_FORWARD_SHADING)\n layout(location = 0) out vec4 fragColorX;\n void main () {\n StandardSurface s; surf(s);\n vec4 color = CCStandardShadingBase(s, v_shadowPos);\n #if CC_USE_FOG != 4\n #if CC_USE_FLOAT_OUTPUT\n CC_APPLY_FOG(color, s.position.xyz);\n #elif !CC_FORWARD_ADD\n CC_APPLY_FOG(color, s.position.xyz);\n #endif\n #endif\n fragColorX = CCFragOutput(color);\n }\n#elif CC_PIPELINE_TYPE == 1\n vec2 signNotZero(vec2 v) {\n return vec2((v.x >= 0.0) ? +1.0 : -1.0, (v.y >= 0.0) ? +1.0 : -1.0);\n }\n vec2 float32x3_to_oct(in vec3 v) {\n vec2 p = v.xy * (1.0 / (abs(v.x) + abs(v.y) + abs(v.z)));\n return (v.z <= 0.0) ? ((1.0 - abs(p.yx)) * signNotZero(p)) : p;\n }\n layout(location = 0) out vec4 albedoOut;\n layout(location = 1) out vec4 emissiveOut;\n layout(location = 2) out vec4 normalOut;\n void main () {\n StandardSurface s; surf(s);\n albedoOut = s.albedo;\n normalOut = vec4(float32x3_to_oct(s.normal), s.roughness, s.metallic);\n emissiveOut = vec4(s.emissive, s.occlusion);\n }\n#endif"},"glsl1":{"vert":"\n#ifdef GL_EXT_shader_texture_lod\n#extension GL_EXT_shader_texture_lod: enable\n#endif\nprecision mediump float;\nuniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\n uniform mediump vec4 cc_fogBase;\n uniform mediump vec4 cc_fogAdd;\nuniform highp mat4 cc_matWorld;\n uniform highp vec4 cc_lightingMapUVParam;\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\n#if !CC_USE_ACCURATE_FOG\nvarying mediump float v_fog_factor;\n#endif\nvoid CC_TRANSFER_FOG(vec4 pos) {\n#if !CC_USE_ACCURATE_FOG\n CC_TRANSFER_FOG_BASE(pos, v_fog_factor);\n#endif\n}\nvarying highp vec4 v_shadowPos;\nuniform highp mat4 cc_matLightViewProj;\n#if CC_SUPPORT_CASCADED_SHADOW_MAP\n #endif\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\n#if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n#else\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n#endif\n#if CC_RECEIVE_SHADOW\n uniform highp sampler2D cc_shadowMap;\n uniform highp sampler2D cc_spotShadowMap;\n #define UnpackBitFromFloat(value, bit) (mod(floor(value / pow(10.0, float(bit))), 10.0) > 0.0)\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n #else\n #endif\n#endif\n#if CC_RECEIVE_SHADOW\n#endif\nattribute vec3 a_position;\nattribute vec3 a_normal;\nattribute vec2 a_texCoord;\n#if CC_RECEIVE_SHADOW\n varying vec2 v_shadowBias;\n#endif\nvarying highp vec3 v_position;\nvarying mediump vec3 v_normal;\nvarying mediump vec2 uvw;\nvarying mediump vec2 uv0;\nvarying mediump vec2 uv1;\nvarying mediump vec2 uv2;\nvarying mediump vec2 uv3;\nvarying mediump vec3 luv;\nvarying mediump vec3 diffuse;\n uniform vec4 UVScale;\nvoid main () {\n vec3 worldPos;\n worldPos.x = cc_matWorld[3][0] + a_position.x;\n worldPos.y = cc_matWorld[3][1] + a_position.y;\n worldPos.z = cc_matWorld[3][2] + a_position.z;\n vec4 pos = vec4(worldPos, 1.0);\n pos = cc_matViewProj * pos;\n uvw = a_texCoord;\n uv0 = a_position.xz * UVScale.x;\n uv1 = a_position.xz * UVScale.y;\n uv2 = a_position.xz * UVScale.z;\n uv3 = a_position.xz * UVScale.w;\n #if CC_USE_LIGHTMAP\n luv.xy = cc_lightingMapUVParam.xy + a_texCoord * cc_lightingMapUVParam.z;\n luv.z = cc_lightingMapUVParam.w;\n #endif\n v_position = worldPos;\n v_normal = a_normal;\n CC_TRANSFER_FOG(vec4(worldPos, 1.0));\n #if CC_RECEIVE_SHADOW\n v_shadowBias = vec2(0.0, 0.0);\n #endif\n v_shadowPos = cc_matLightViewProj * vec4(worldPos, 1.0);\n gl_Position = pos;\n}","frag":"\n#ifdef GL_EXT_draw_buffers\n#extension GL_EXT_draw_buffers: enable\n#endif\n#ifdef GL_OES_standard_derivatives\n#extension GL_OES_standard_derivatives: enable\n#endif\n#ifdef GL_EXT_shader_texture_lod\n#extension GL_EXT_shader_texture_lod: enable\n#endif\nprecision highp float;\nuniform mediump vec4 cc_probeInfo;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\n uniform mediump vec4 cc_surfaceTransform;\n uniform mediump vec4 cc_exposure;\n uniform mediump vec4 cc_mainLitDir;\n uniform mediump vec4 cc_mainLitColor;\n uniform mediump vec4 cc_ambientSky;\n uniform mediump vec4 cc_ambientGround;\n uniform mediump vec4 cc_fogColor;\n uniform mediump vec4 cc_fogBase;\n uniform mediump vec4 cc_fogAdd;\n uniform mediump vec4 cc_nearFar;\n uniform mediump vec4 cc_viewPort;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nvec3 SRGBToLinear (vec3 gamma) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n#endif\n return gamma * gamma;\n}\nvec3 LinearToSRGB(vec3 linear) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n#endif\n return sqrt(linear);\n}\nuniform highp mat4 cc_matLightView;\n uniform highp mat4 cc_matLightViewProj;\n uniform highp vec4 cc_shadowInvProjDepthInfo;\n uniform highp vec4 cc_shadowProjDepthInfo;\n uniform highp vec4 cc_shadowProjInfo;\n uniform mediump vec4 cc_shadowNFLSInfo;\n uniform mediump vec4 cc_shadowWHPBInfo;\n#if CC_SUPPORT_CASCADED_SHADOW_MAP\n uniform highp vec4 cc_csmViewDir0[4];\n uniform highp vec4 cc_csmViewDir1[4];\n uniform highp vec4 cc_csmViewDir2[4];\n uniform highp vec4 cc_csmAtlas[4];\n uniform highp mat4 cc_matCSMViewProj[4];\n uniform highp vec4 cc_csmProjDepthInfo[4];\n uniform highp vec4 cc_csmProjInfo[4];\n uniform highp vec4 cc_csmSplitsInfo;\n#endif\n#if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n#else\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n#endif\nvec2 GetPlanarReflectScreenUV(vec3 worldPos, mat4 matVirtualCameraViewProj, float flipNDCSign, vec3 viewDir, vec3 reflectDir)\n{\n vec4 clipPos = matVirtualCameraViewProj * vec4(worldPos, 1.0);\n vec2 screenUV = clipPos.xy / clipPos.w * 0.5 + 0.5;\n screenUV = vec2(1.0 - screenUV.x, screenUV.y);\n screenUV = flipNDCSign == 1.0 ? vec2(screenUV.x, 1.0 - screenUV.y) : screenUV;\n return screenUV;\n}\nfloat GetLinearDepthFromViewSpace(vec3 viewPos, float near, float far) {\n float dist = length(viewPos);\n return (dist - near) / (far - near);\n}\nvec3 RotationVecFromAxisY(vec3 v, float cosTheta, float sinTheta)\n{\n vec3 result;\n result.x = dot(v, vec3(cosTheta, 0.0, -sinTheta));\n result.y = v.y;\n result.z = dot(v, vec3(sinTheta, 0.0, cosTheta));\n return result;\n}\nvec3 RotationVecFromAxisY(vec3 v, float rotateAngleArc)\n{\n return RotationVecFromAxisY(v, cos(rotateAngleArc), sin(rotateAngleArc));\n}\nfloat CCGetLinearDepth(vec3 worldPos, float viewSpaceBias) {\n\tvec4 viewPos = cc_matLightView * vec4(worldPos.xyz, 1.0);\n viewPos.z += viewSpaceBias;\n\treturn GetLinearDepthFromViewSpace(viewPos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n}\nfloat CCGetLinearDepth(vec3 worldPos) {\n\treturn CCGetLinearDepth(worldPos, 0.0);\n}\n#if CC_RECEIVE_SHADOW\n uniform highp sampler2D cc_shadowMap;\n uniform highp sampler2D cc_spotShadowMap;\n #define UnpackBitFromFloat(value, bit) (mod(floor(value / pow(10.0, float(bit))), 10.0) > 0.0)\n highp float unpackHighpData (float mainPart, float modPart) {\n highp float data = mainPart;\n return data + modPart;\n }\n void packHighpData (out float mainPart, out float modPart, highp float data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp float unpackHighpData (float mainPart, float modPart, const float modValue) {\n highp float data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out float mainPart, out float modPart, highp float data, const float modValue) {\n highp float divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart) {\n highp vec2 data = mainPart;\n return data + modPart;\n }\n void packHighpData (out vec2 mainPart, out vec2 modPart, highp vec2 data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart, const float modValue) {\n highp vec2 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out vec2 mainPart, out vec2 modPart, highp vec2 data, const float modValue) {\n highp vec2 divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart) {\n highp vec3 data = mainPart;\n return data + modPart;\n }\n void packHighpData (out vec3 mainPart, out vec3 modPart, highp vec3 data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart, const float modValue) {\n highp vec3 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out vec3 mainPart, out vec3 modPart, highp vec3 data, const float modValue) {\n highp vec3 divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart) {\n highp vec4 data = mainPart;\n return data + modPart;\n }\n void packHighpData (out vec4 mainPart, out vec4 modPart, highp vec4 data) {\n mainPart = fract(data);\n modPart = data - mainPart;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart, const float modValue) {\n highp vec4 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n void packHighpData (out vec4 mainPart, out vec4 modPart, highp vec4 data, const float modValue) {\n highp vec4 divide = data / modValue;\n mainPart = floor(divide);\n modPart = (data - mainPart * modValue) / modValue;\n }\n vec4 shadowTexure(highp sampler2D shadowMap, vec2 coord) {\n #if defined(CC_USE_WGPU)\n return texture2DLod(shadowMap, coord, 0.0);\n #else\n return texture2D(shadowMap, coord);\n #endif\n }\n float NativePCFShadowFactorHard (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n #if CC_SHADOWMAP_FORMAT == 1\n return step(shadowNDCPos.z, dot(shadowTexure(shadowMap, shadowNDCPos.xy), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n return step(shadowNDCPos.z, shadowTexure(shadowMap, shadowNDCPos.xy).x);\n #endif\n }\n float NativePCFShadowFactorSoft (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 shadowNDCPos_offset = shadowNDCPos.xy + oneTap;\n float block0, block1, block2, block3;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block2, block3, coefX);\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n return mix(resultX, resultY, coefY);\n }\n float NativePCFShadowFactorSoft3X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n float shadowNDCPos_offset_L = shadowNDCPos.x - oneTap.x;\n float shadowNDCPos_offset_R = shadowNDCPos.x + oneTap.x;\n float shadowNDCPos_offset_U = shadowNDCPos.y - oneTap.y;\n float shadowNDCPos_offset_D = shadowNDCPos.y + oneTap.y;\n float block0, block1, block2, block3, block4, block5, block6, block7, block8;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n float shadow = 0.0;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block3, block4, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block1, block2, coefX);\n resultY = mix(block4, block5, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block3, block4, coefX);\n resultY = mix(block6, block7, coefX);\n shadow += mix(resultX, resultY, coefY);\n resultX = mix(block4, block5, coefX);\n resultY = mix(block7, block8, coefX);\n shadow += mix(resultX, resultY, coefY);\n return shadow * 0.25;\n }\n float NativePCFShadowFactorSoft5X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 twoTap = oneTap * 2.0;\n vec2 offset1 = shadowNDCPos.xy + vec2(-twoTap.x, -twoTap.y);\n vec2 offset2 = shadowNDCPos.xy + vec2(-oneTap.x, -twoTap.y);\n vec2 offset3 = shadowNDCPos.xy + vec2(0.0, -twoTap.y);\n vec2 offset4 = shadowNDCPos.xy + vec2(oneTap.x, -twoTap.y);\n vec2 offset5 = shadowNDCPos.xy + vec2(twoTap.x, -twoTap.y);\n vec2 offset6 = shadowNDCPos.xy + vec2(-twoTap.x, -oneTap.y);\n vec2 offset7 = shadowNDCPos.xy + vec2(-oneTap.x, -oneTap.y);\n vec2 offset8 = shadowNDCPos.xy + vec2(0.0, -oneTap.y);\n vec2 offset9 = shadowNDCPos.xy + vec2(oneTap.x, -oneTap.y);\n vec2 offset10 = shadowNDCPos.xy + vec2(twoTap.x, -oneTap.y);\n vec2 offset11 = shadowNDCPos.xy + vec2(-twoTap.x, 0.0);\n vec2 offset12 = shadowNDCPos.xy + vec2(-oneTap.x, 0.0);\n vec2 offset13 = shadowNDCPos.xy + vec2(0.0, 0.0);\n vec2 offset14 = shadowNDCPos.xy + vec2(oneTap.x, 0.0);\n vec2 offset15 = shadowNDCPos.xy + vec2(twoTap.x, 0.0);\n vec2 offset16 = shadowNDCPos.xy + vec2(-twoTap.x, oneTap.y);\n vec2 offset17 = shadowNDCPos.xy + vec2(-oneTap.x, oneTap.y);\n vec2 offset18 = shadowNDCPos.xy + vec2(0.0, oneTap.y);\n vec2 offset19 = shadowNDCPos.xy + vec2(oneTap.x, oneTap.y);\n vec2 offset20 = shadowNDCPos.xy + vec2(twoTap.x, oneTap.y);\n vec2 offset21 = shadowNDCPos.xy + vec2(-twoTap.x, twoTap.y);\n vec2 offset22 = shadowNDCPos.xy + vec2(-oneTap.x, twoTap.y);\n vec2 offset23 = shadowNDCPos.xy + vec2(0.0, twoTap.y);\n vec2 offset24 = shadowNDCPos.xy + vec2(oneTap.x, twoTap.y);\n vec2 offset25 = shadowNDCPos.xy + vec2(twoTap.x, twoTap.y);\n float block1, block2, block3, block4, block5, block6, block7, block8, block9, block10, block11, block12, block13, block14, block15, block16, block17, block18, block19, block20, block21, block22, block23, block24, block25;\n #if CC_SHADOWMAP_FORMAT == 1\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset1), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset2), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset3), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset4), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset5), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset6), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset7), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset8), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block9 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset9), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block10 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset10), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block11 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset11), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block12 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset12), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block13 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset13), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block14 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset14), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block15 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset15), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block16 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset16), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block17 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset17), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block18 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset18), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block19 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset19), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block20 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset20), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block21 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset21), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block22 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset22), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block23 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset23), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block24 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset24), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block25 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset25), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset1).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset2).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset3).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset4).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset5).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset6).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset7).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset8).x);\n block9 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset9).x);\n block10 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset10).x);\n block11 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset11).x);\n block12 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset12).x);\n block13 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset13).x);\n block14 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset14).x);\n block15 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset15).x);\n block16 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset16).x);\n block17 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset17).x);\n block18 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset18).x);\n block19 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset19).x);\n block20 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset20).x);\n block21 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset21).x);\n block22 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset22).x);\n block23 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset23).x);\n block24 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset24).x);\n block25 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset25).x);\n #endif\n vec2 coef = fract(shadowNDCPos.xy * shadowMapResolution);\n vec2 v1X1 = mix(vec2(block1, block6), vec2(block2, block7), coef.xx);\n vec2 v1X2 = mix(vec2(block2, block7), vec2(block3, block8), coef.xx);\n vec2 v1X3 = mix(vec2(block3, block8), vec2(block4, block9), coef.xx);\n vec2 v1X4 = mix(vec2(block4, block9), vec2(block5, block10), coef.xx);\n float v1 = mix(v1X1.x, v1X1.y, coef.y) + mix(v1X2.x, v1X2.y, coef.y) + mix(v1X3.x, v1X3.y, coef.y) + mix(v1X4.x, v1X4.y, coef.y);\n vec2 v2X1 = mix(vec2(block6, block11), vec2(block7, block12), coef.xx);\n vec2 v2X2 = mix(vec2(block7, block12), vec2(block8, block13), coef.xx);\n vec2 v2X3 = mix(vec2(block8, block13), vec2(block9, block14), coef.xx);\n vec2 v2X4 = mix(vec2(block9, block14), vec2(block10, block15), coef.xx);\n float v2 = mix(v2X1.x, v2X1.y, coef.y) + mix(v2X2.x, v2X2.y, coef.y) + mix(v2X3.x, v2X3.y, coef.y) + mix(v2X4.x, v2X4.y, coef.y);\n vec2 v3X1 = mix(vec2(block11, block16), vec2(block12, block17), coef.xx);\n vec2 v3X2 = mix(vec2(block12, block17), vec2(block13, block18), coef.xx);\n vec2 v3X3 = mix(vec2(block13, block18), vec2(block14, block19), coef.xx);\n vec2 v3X4 = mix(vec2(block14, block19), vec2(block15, block20), coef.xx);\n float v3 = mix(v3X1.x, v3X1.y, coef.y) + mix(v3X2.x, v3X2.y, coef.y) + mix(v3X3.x, v3X3.y, coef.y) + mix(v3X4.x, v3X4.y, coef.y);\n vec2 v4X1 = mix(vec2(block16, block21), vec2(block17, block22), coef.xx);\n vec2 v4X2 = mix(vec2(block17, block22), vec2(block18, block23), coef.xx);\n vec2 v4X3 = mix(vec2(block18, block23), vec2(block19, block24), coef.xx);\n vec2 v4X4 = mix(vec2(block19, block24), vec2(block20, block25), coef.xx);\n float v4 = mix(v4X1.x, v4X1.y, coef.y) + mix(v4X2.x, v4X2.y, coef.y) + mix(v4X3.x, v4X3.y, coef.y) + mix(v4X4.x, v4X4.y, coef.y);\n float fAvg = (v1 + v2 + v3 + v4) * 0.0625;\n return fAvg;\n }\n bool GetShadowNDCPos(out vec3 shadowNDCPos, vec4 shadowPosWithDepthBias)\n {\n \tshadowNDCPos = shadowPosWithDepthBias.xyz / shadowPosWithDepthBias.w * 0.5 + 0.5;\n \tif (shadowNDCPos.x < 0.0 || shadowNDCPos.x > 1.0 ||\n \t\tshadowNDCPos.y < 0.0 || shadowNDCPos.y > 1.0 ||\n \t\tshadowNDCPos.z < 0.0 || shadowNDCPos.z > 1.0) {\n \t\treturn false;\n \t}\n \tshadowNDCPos.xy = cc_cameraPos.w == 1.0 ? vec2(shadowNDCPos.xy.x, 1.0 - shadowNDCPos.xy.y) : shadowNDCPos.xy;\n \treturn true;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, vec3 matViewDir0, vec3 matViewDir1, vec3 matViewDir2, vec2 projScaleXY)\n {\n vec4 newShadowPos = shadowPos;\n if (normalBias > EPSILON_LOWP)\n {\n vec3 viewNormal = vec3(dot(matViewDir0, worldNormal), dot(matViewDir1, worldNormal), dot(matViewDir2, worldNormal));\n if (viewNormal.z < 0.1)\n newShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n }\n return newShadowPos;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, mat4 matLightView, vec2 projScaleXY)\n {\n \tvec4 newShadowPos = shadowPos;\n \tif (normalBias > EPSILON_LOWP)\n \t{\n \t\tvec4 viewNormal = matLightView * vec4(worldNormal, 0.0);\n \t\tif (viewNormal.z < 0.1)\n \t\t\tnewShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n \t}\n \treturn newShadowPos;\n }\n float GetViewSpaceDepthFromNDCDepth_Orthgraphic(float NDCDepth, float projScaleZ, float projBiasZ)\n {\n \treturn (NDCDepth - projBiasZ) / projScaleZ;\n }\n float GetViewSpaceDepthFromNDCDepth_Perspective(float NDCDepth, float homogenousDividW, float invProjScaleZ, float invProjBiasZ)\n {\n \treturn NDCDepth * invProjScaleZ + homogenousDividW * invProjBiasZ;\n }\n vec4 ApplyShadowDepthBias_Perspective(vec4 shadowPos, float viewspaceDepthBias)\n {\n \tvec3 viewSpacePos;\n \tviewSpacePos.xy = shadowPos.xy * cc_shadowProjInfo.zw;\n \tviewSpacePos.z = GetViewSpaceDepthFromNDCDepth_Perspective(shadowPos.z, shadowPos.w, cc_shadowInvProjDepthInfo.x, cc_shadowInvProjDepthInfo.y);\n \tviewSpacePos.xyz += cc_shadowProjDepthInfo.z * normalize(viewSpacePos.xyz) * viewspaceDepthBias;\n \tvec4 clipSpacePos;\n \tclipSpacePos.xy = viewSpacePos.xy * cc_shadowProjInfo.xy;\n \tclipSpacePos.zw = viewSpacePos.z * cc_shadowProjDepthInfo.xz + vec2(cc_shadowProjDepthInfo.y, 0.0);\n \t#if CC_SHADOWMAP_USE_LINEAR_DEPTH\n \t\tclipSpacePos.z = GetLinearDepthFromViewSpace(viewSpacePos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n \t\tclipSpacePos.z = (clipSpacePos.z * 2.0 - 1.0) * clipSpacePos.w;\n \t#endif\n \treturn clipSpacePos;\n }\n vec4 ApplyShadowDepthBias_Orthographic(vec4 shadowPos, float viewspaceDepthBias, float projScaleZ, float projBiasZ)\n {\n \tfloat coeffA = projScaleZ;\n \tfloat coeffB = projBiasZ;\n \tfloat viewSpacePos_z = GetViewSpaceDepthFromNDCDepth_Orthgraphic(shadowPos.z, projScaleZ, projBiasZ);\n \tviewSpacePos_z += viewspaceDepthBias;\n \tvec4 result = shadowPos;\n \tresult.z = viewSpacePos_z * coeffA + coeffB;\n \treturn result;\n }\n vec4 ApplyShadowDepthBias_PerspectiveLinearDepth(vec4 shadowPos, float viewspaceDepthBias, vec3 worldPos)\n {\n shadowPos.z = CCGetLinearDepth(worldPos, viewspaceDepthBias) * 2.0 - 1.0;\n shadowPos.z *= shadowPos.w;\n return shadowPos;\n }\n float CCGetDirLightShadowFactorHard (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorHard (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n\t vec3 shadowNDCPos;\n\t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n\t\t return 1.0;\n\t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCSpotShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n float pcf = cc_shadowWHPBInfo.z;\n vec4 pos = vec4(1.0);\n #if CC_SHADOWMAP_USE_LINEAR_DEPTH\n pos = ApplyShadowDepthBias_PerspectiveLinearDepth(shadowPos, shadowBias.x, worldPos);\n #else\n pos = ApplyShadowDepthBias_Perspective(shadowPos, shadowBias.x);\n #endif\n float realtimeShadow = 1.0;\n if (pcf > 2.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft5X(pos, worldPos);\n }else if (pcf > 1.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft3X(pos, worldPos);\n }else if (pcf > 0.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft(pos, worldPos);\n }else {\n realtimeShadow = CCGetSpotLightShadowFactorHard(pos, worldPos);\n }\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n float CCShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 N, vec2 shadowBias)\n {\n vec4 pos = ApplyShadowDepthBias_FaceNormal(shadowPos, N, shadowBias.y, cc_matLightView, cc_shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, cc_shadowProjDepthInfo.x, cc_shadowProjDepthInfo.y);\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n bool CCGetCSMLevelWithTransition(out highp float ratio, vec3 clipPos) {\n highp float maxRange = 1.0 - cc_csmSplitsInfo.x;\n highp float minRange = cc_csmSplitsInfo.x;\n highp float thresholdInvert = 1.0 / cc_csmSplitsInfo.x;\n ratio = 0.0;\n if (clipPos.x <= minRange) {\n ratio = clipPos.x * thresholdInvert;\n return true;\n }\n if (clipPos.x >= maxRange) {\n ratio = 1.0 - (clipPos.x - maxRange) * thresholdInvert;\n return true;\n }\n if (clipPos.y <= minRange) {\n ratio = clipPos.y * thresholdInvert;\n return true;\n }\n if (clipPos.y >= maxRange) {\n ratio = 1.0 - (clipPos.y - maxRange) * thresholdInvert;\n return true;\n }\n return false;\n }\n bool CCHasCSMLevel(int level, vec3 worldPos) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n bool hasLevel = false;\n for (int i = 0; i < 4; i++) {\n if (i == level) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0) {\n hasLevel = true;\n }\n }\n }\n return hasLevel;\n }\n void CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos, int level) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && i == level) {\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n }\n }\n }\n int CCGetCSMLevel(out bool isTransitionArea, out highp float transitionRatio, out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n int level = -1;\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && level < 0) {\n #if CC_CASCADED_LAYERS_TRANSITION\n isTransitionArea = CCGetCSMLevelWithTransition(transitionRatio, clipPos);\n #endif\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n level = i;\n }\n }\n return level;\n }\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n bool isTransitionArea = false;\n highp float transitionRatio = 0.0;\n return CCGetCSMLevel(isTransitionArea, transitionRatio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias)\n {\n bool isTransitionArea = false;\n highp float ratio = 0.0;\n csmPos = vec4(1.0);\n vec4 shadowProjDepthInfo, shadowProjInfo;\n vec3 shadowViewDir0, shadowViewDir1, shadowViewDir2;\n int level = -1;\n #if CC_CASCADED_LAYERS_TRANSITION\n level = CCGetCSMLevel(isTransitionArea, ratio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #else\n level = CCGetCSMLevel(csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #endif\n if (level < 0) { return 1.0; }\n vec4 pos = ApplyShadowDepthBias_FaceNormal(csmPos, N, shadowBias.y, shadowViewDir0, shadowViewDir1, shadowViewDir2, shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, shadowProjDepthInfo.x, shadowProjDepthInfo.y);\n csmPosWithBias = pos;\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n #if CC_CASCADED_LAYERS_TRANSITION\n vec4 nextCSMPos = vec4(1.0);\n vec4 nextShadowProjDepthInfo, nextShadowProjInfo;\n vec3 nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2;\n float nextRealtimeShadow = 1.0;\n CCGetCSMLevel(nextCSMPos, nextShadowProjDepthInfo, nextShadowProjInfo, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, worldPos, level + 1);\n bool hasNextLevel = CCHasCSMLevel(level + 1, worldPos);\n if (hasNextLevel && isTransitionArea) {\n vec4 nexPos = ApplyShadowDepthBias_FaceNormal(nextCSMPos, N, shadowBias.y, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, nextShadowProjInfo.xy);\n nexPos = ApplyShadowDepthBias_Orthographic(nexPos, shadowBias.x, nextShadowProjDepthInfo.x, nextShadowProjDepthInfo.y);\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft5X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft3X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n nextRealtimeShadow = CCGetDirLightShadowFactorHard(nexPos);\n #endif\n return mix(mix(nextRealtimeShadow, realtimeShadow, ratio), 1.0, cc_shadowNFLSInfo.w);\n }\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #else\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #endif\n }\n #else\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos) {\n return -1;\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias) {\n csmPos = cc_matLightViewProj * vec4(worldPos, 1.0);\n return CCShadowFactorBase(csmPosWithBias, csmPos, N, shadowBias);\n }\n #endif\n float CCShadowFactorBase(vec4 shadowPos, vec3 N, vec2 shadowBias) {\n vec4 shadowPosWithDepthBias;\n return CCShadowFactorBase(shadowPosWithDepthBias, shadowPos, N, shadowBias);\n }\n float CCCSMFactorBase(vec3 worldPos, vec3 N, vec2 shadowBias) {\n vec4 csmPos, csmPosWithBias;\n return CCCSMFactorBase(csmPos, csmPosWithBias, worldPos, N, shadowBias);\n }\n float CCSpotShadowFactorBase(vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n vec4 shadowPosWithDepthBias;\n return CCSpotShadowFactorBase(shadowPosWithDepthBias, shadowPos, worldPos, shadowBias);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\nvec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n}\nvec3 unpackRGBE (vec4 rgbe) {\n return rgbe.rgb * pow(1.1, rgbe.a * 255.0 - 128.0);\n}\nvec4 fragTextureLod (sampler2D tex, vec2 coord, float lod) {\n #ifdef GL_EXT_shader_texture_lod\n return texture2DLodEXT(tex, coord, lod);\n #else\n return texture2D(tex, coord, lod);\n #endif\n}\nvec4 fragTextureLod (samplerCube tex, vec3 coord, float lod) {\n #ifdef GL_EXT_shader_texture_lod\n return textureCubeLodEXT(tex, coord, lod);\n #else\n return textureCube(tex, coord, lod);\n #endif\n}\nuniform samplerCube cc_environment;\nvec3 CalculateReflectDirection(vec3 N, vec3 V, float NoV)\n{\n float sideSign = NoV < 0.0 ? -1.0 : 1.0;\n N *= sideSign;\n return reflect(-V, N);\n}\nvec3 CalculatePlanarReflectPositionOnPlane(vec3 N, vec3 V, vec3 worldPos, vec4 plane, vec3 cameraPos, float probeReflectedDepth)\n{\n float distPixelToPlane = -dot(plane, vec4(worldPos, 1.0));\n plane.w += distPixelToPlane;\n float distCameraToPlane = abs(-dot(plane, vec4(cameraPos, 1.0)));\n vec3 planeN = plane.xyz;\n vec3 virtualCameraPos = cameraPos - 2.0 * distCameraToPlane * planeN;\n vec3 bumpedR = normalize(reflect(-V, N));\n vec3 reflectedPointPos = worldPos + probeReflectedDepth * bumpedR;\n vec3 virtualCameraToReflectedPoint = normalize(reflectedPointPos - virtualCameraPos);\n float y = distCameraToPlane / max(EPSILON_LOWP, dot(planeN, virtualCameraToReflectedPoint));\n return virtualCameraPos + y * virtualCameraToReflectedPoint;\n}\nvec4 CalculateBoxProjectedDirection(vec3 R, vec3 worldPos, vec3 cubeCenterPos, vec3 cubeBoxHalfSize)\n{\n vec3 W = worldPos - cubeCenterPos;\n vec3 projectedLength = (sign(R) * cubeBoxHalfSize - W) / (R + vec3(EPSILON));\n float len = min(min(projectedLength.x, projectedLength.y), projectedLength.z);\n vec3 P = W + len * R;\n float weight = len < 0.0 ? 0.0 : 1.0;\n return vec4(P, weight);\n}\n#if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP\n uniform samplerCube cc_diffuseMap;\n #endif\n#endif\n#if CC_USE_REFLECTION_PROBE\n uniform samplerCube cc_reflectionProbeCubemap;\n uniform sampler2D cc_reflectionProbePlanarMap;\n uniform sampler2D cc_reflectionProbeDataMap;\n uniform samplerCube cc_reflectionProbeBlendCubemap;\n uniform highp vec4 cc_reflectionProbeData1;\n uniform highp vec4 cc_reflectionProbeData2;\n uniform highp vec4 cc_reflectionProbeBlendData1;\n uniform highp vec4 cc_reflectionProbeBlendData2;\n vec4 GetTexData(sampler2D dataMap, float dataMapWidth, float x, float uv_y)\n {\n return vec4(\n decode32(texture2D(dataMap, vec2(((x + 0.5)/dataMapWidth), uv_y))),\n decode32(texture2D(dataMap, vec2(((x + 1.5)/dataMapWidth), uv_y))),\n decode32(texture2D(dataMap, vec2(((x + 2.5)/dataMapWidth), uv_y))),\n decode32(texture2D(dataMap, vec2(((x + 3.5)/dataMapWidth), uv_y)))\n );\n }\n void GetPlanarReflectionProbeData(out vec4 plane, out float planarReflectionDepthScale, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n plane.xyz = texData1.xyz;\n plane.w = texData2.x;\n planarReflectionDepthScale = texData2.y;\n mipCount = texData2.z;\n #else\n plane = cc_reflectionProbeData1;\n planarReflectionDepthScale = cc_reflectionProbeData2.x;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n }\n void GetCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeData1.xyz;\n boxHalfSize = cc_reflectionProbeData2.xyz;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n bool isReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeData2.w > 1000.0;\n #endif\n }\n bool isBlendReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeBlendData2.w > 1000.0;\n #endif\n }\n void GetBlendCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeBlendData1.xyz;\n boxHalfSize = cc_reflectionProbeBlendData2.xyz;\n mipCount = cc_reflectionProbeBlendData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n#endif\n#if CC_USE_LIGHT_PROBE\n#if CC_USE_LIGHT_PROBE\n #if USE_INSTANCING\n varying mediump vec4 v_sh_linear_const_r;\n varying mediump vec4 v_sh_linear_const_g;\n varying mediump vec4 v_sh_linear_const_b;\n #else\n uniform vec4 cc_sh_linear_const_r;\n uniform vec4 cc_sh_linear_const_g;\n uniform vec4 cc_sh_linear_const_b;\n uniform vec4 cc_sh_quadratic_r;\n uniform vec4 cc_sh_quadratic_g;\n uniform vec4 cc_sh_quadratic_b;\n uniform vec4 cc_sh_quadratic_a;\n #endif\n #if CC_USE_LIGHT_PROBE\n vec3 SHEvaluate(vec3 normal)\n {\n vec3 result;\n #if USE_INSTANCING\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(v_sh_linear_const_r, normal4);\n result.g = dot(v_sh_linear_const_g, normal4);\n result.b = dot(v_sh_linear_const_b, normal4);\n #else\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(cc_sh_linear_const_r, normal4);\n result.g = dot(cc_sh_linear_const_g, normal4);\n result.b = dot(cc_sh_linear_const_b, normal4);\n vec4 n14 = normal.xyzz * normal.yzzx;\n float n5 = normal.x * normal.x - normal.y * normal.y;\n result.r += dot(cc_sh_quadratic_r, n14);\n result.g += dot(cc_sh_quadratic_g, n14);\n result.b += dot(cc_sh_quadratic_b, n14);\n result += (cc_sh_quadratic_a.rgb * n5);\n #endif\n #if CC_USE_HDR\n result *= cc_exposure.w * cc_exposure.x;\n #endif\n return result;\n }\n #endif\n#endif\n#endif\nfloat GGXMobile (float roughness, float NoH, vec3 H, vec3 N) {\n vec3 NxH = cross(N, H);\n float OneMinusNoHSqr = dot(NxH, NxH);\n float a = roughness * roughness;\n float n = NoH * a;\n float p = a / max(EPSILON, OneMinusNoHSqr + n * n);\n return p * p;\n}\nfloat CalcSpecular (float roughness, float NoH, vec3 H, vec3 N) {\n return (roughness * 0.25 + 0.25) * GGXMobile(roughness, NoH, H, N);\n}\nvec3 BRDFApprox (vec3 specular, float roughness, float NoV) {\n const vec4 c0 = vec4(-1.0, -0.0275, -0.572, 0.022);\n const vec4 c1 = vec4(1.0, 0.0425, 1.04, -0.04);\n vec4 r = roughness * c0 + c1;\n float a004 = min(r.x * r.x, exp2(-9.28 * NoV)) * r.x + r.y;\n vec2 AB = vec2(-1.04, 1.04) * a004 + r.zw;\n AB.y *= clamp(50.0 * specular.g, 0.0, 1.0);\n return max(vec3(0.0), specular * AB.x + AB.y);\n}\n#if USE_REFLECTION_DENOISE\n vec3 GetEnvReflectionWithMipFiltering(vec3 R, float roughness, float mipCount, float denoiseIntensity, vec2 screenUV) {\n #if CC_USE_IBL\n \tfloat mip = roughness * (mipCount - 1.0);\n \tfloat delta = (dot(dFdx(R), dFdy(R))) * 1000.0;\n \tfloat mipBias = mix(0.0, 5.0, clamp(delta, 0.0, 1.0));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n vec4 biased = fragTextureLod(cc_reflectionProbeCubemap, R, mip + mipBias);\n \t vec4 filtered = textureCube(cc_reflectionProbeCubemap, R);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n vec4 biased = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mip + mipBias);\n vec4 filtered = texture2D(cc_reflectionProbePlanarMap, screenUV);\n #else\n vec4 biased = fragTextureLod(cc_environment, R, mip + mipBias);\n \t vec4 filtered = textureCube(cc_environment, R);\n #endif\n #if CC_USE_IBL == 2 || CC_USE_REFLECTION_PROBE != REFLECTION_PROBE_TYPE_NONE\n biased.rgb = unpackRGBE(biased);\n \tfiltered.rgb = unpackRGBE(filtered);\n #else\n \tbiased.rgb = SRGBToLinear(biased.rgb);\n \tfiltered.rgb = SRGBToLinear(filtered.rgb);\n #endif\n return mix(biased.rgb, filtered.rgb, denoiseIntensity);\n #else\n return vec3(0.0, 0.0, 0.0);\n #endif\n }\n#endif\nstruct StandardSurface {\n vec4 albedo;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n vec3 position, position_fract_part;\n #else\n vec3 position;\n #endif\n vec3 normal;\n vec3 emissive;\n vec4 lightmap;\n float lightmap_test;\n float roughness;\n float metallic;\n float occlusion;\n float specularIntensity;\n #if CC_RECEIVE_SHADOW\n vec2 shadowBias;\n #endif\n #if CC_RECEIVE_SHADOW || CC_USE_REFLECTION_PROBE\n float reflectionProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n float reflectionProbeBlendId;\n float reflectionProbeBlendFactor;\n #endif\n};\n vec3 SampleReflectionProbe(samplerCube tex, vec3 R, float roughness, float mipCount, bool isRGBE) {\n vec4 envmap = fragTextureLod(tex, R, roughness * (mipCount - 1.0));\n if (isRGBE)\n return unpackRGBE(envmap);\n else\n return SRGBToLinear(envmap.rgb);\n }\nvec4 CCStandardShadingBase (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.08 * s.specularIntensity), s.albedo.rgb, s.metallic);\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n vec3 L = normalize(-cc_mainLitDir.xyz);\n float NL = max(dot(N, L), 0.0);\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (NL > 0.0 && cc_mainLitDir.w > 0.0) {\n #if CC_DIR_LIGHT_SHADOW_TYPE == 2\n shadow = CCCSMFactorBase(position, N, s.shadowBias);\n #endif\n #if CC_DIR_LIGHT_SHADOW_TYPE == 1\n shadow = CCShadowFactorBase(shadowPos, N, s.shadowBias);\n #endif\n }\n #endif\n vec3 finalColor = vec3(0.0);\n #if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n vec3 lightmap = s.lightmap.rgb;\n #if CC_USE_HDR\n lightmap.rgb *= cc_exposure.w * cc_exposure.x;\n #endif\n #if CC_USE_LIGHTMAP == LIGHT_MAP_TYPE_INDIRECT_OCCLUSION\n shadow *= s.lightmap.a;\n finalColor += diffuse * lightmap.rgb;\n #else\n finalColor += diffuse * lightmap.rgb * shadow;\n #endif\n s.occlusion *= s.lightmap_test;\n #endif\n #if !CC_DISABLE_DIRECTIONAL_LIGHT\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 H = normalize(L + V);\n float NH = max(dot(N, H), 0.0);\n vec3 lightingColor = NL * cc_mainLitColor.rgb * cc_mainLitColor.w;\n vec3 diffuseContrib = diffuse / PI;\n vec3 specularContrib = specular * CalcSpecular(s.roughness, NH, H, N);\n vec3 dirlightContrib = (diffuseContrib + specularContrib);\n dirlightContrib *= shadow;\n finalColor += lightingColor * dirlightContrib;\n #endif\n float fAmb = max(EPSILON, 0.5 - N.y * 0.5);\n vec3 ambDiff = mix(cc_ambientSky.rgb, cc_ambientGround.rgb, fAmb);\n vec3 env = vec3(0.0), rotationDir;\n #if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP && !CC_USE_LIGHT_PROBE\n rotationDir = RotationVecFromAxisY(N.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n vec4 diffuseMap = textureCube(cc_diffuseMap, rotationDir);\n #if CC_USE_DIFFUSEMAP == 2\n ambDiff = unpackRGBE(diffuseMap);\n #else\n ambDiff = SRGBToLinear(diffuseMap.rgb);\n #endif\n #endif\n #if !CC_USE_REFLECTION_PROBE\n vec3 R = normalize(reflect(-V, N));\n rotationDir = RotationVecFromAxisY(R.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n #if USE_REFLECTION_DENOISE && !CC_IBL_CONVOLUTED\n env = GetEnvReflectionWithMipFiltering(rotationDir, s.roughness, cc_ambientGround.w, 0.6, vec2(0.0));\n #else\n vec4 envmap = fragTextureLod(cc_environment, rotationDir, s.roughness * (cc_ambientGround.w - 1.0));\n #if CC_USE_IBL == 2\n env = unpackRGBE(envmap);\n #else\n env = SRGBToLinear(envmap.rgb);\n #endif\n #endif\n #endif\n #endif\n float lightIntensity = cc_ambientSky.w;\n #if CC_USE_REFLECTION_PROBE\n vec4 probe = vec4(0.0);\n vec3 R = normalize(reflect(-V, N));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n if(s.reflectionProbeId < 0.0){\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n }else{\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, position, centerPos, boxHalfSize);\n env = mix(SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity,\n SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId)), fixedR.w);\n }\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n if(s.reflectionProbeId < 0.0){\n vec2 screenUV = GetPlanarReflectScreenUV(s.position, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, 1.0);\n }else{\n vec4 plane;\n float planarReflectionDepthScale, mipCount;\n GetPlanarReflectionProbeData(plane, planarReflectionDepthScale, mipCount, s.reflectionProbeId);\n R = normalize(CalculateReflectDirection(N, V, max(abs(dot(N, V)), 0.0)));\n vec3 worldPosOffset = CalculatePlanarReflectPositionOnPlane(N, V, s.position, plane, cc_cameraPos.xyz, planarReflectionDepthScale);\n vec2 screenUV = GetPlanarReflectScreenUV(worldPosOffset, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mipCount);\n }\n env = unpackRGBE(probe);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n if (s.reflectionProbeId < 0.0) {\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n } else {\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, s.position, centerPos, boxHalfSize);\n env = SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId));\n if (s.reflectionProbeBlendId < 0.0) {\n vec3 skyBoxEnv = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity;\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n env = mix(env, skyBoxEnv, s.reflectionProbeBlendFactor);\n #else\n env = mix(skyBoxEnv, env, fixedR.w);\n #endif\n } else {\n vec3 centerPosBlend, boxHalfSizeBlend;\n float mipCountBlend;\n GetBlendCubeReflectionProbeData(centerPosBlend, boxHalfSizeBlend, mipCountBlend, s.reflectionProbeBlendId);\n vec4 fixedRBlend = CalculateBoxProjectedDirection(R, s.position, centerPosBlend, boxHalfSizeBlend);\n vec3 probe1 = SampleReflectionProbe(cc_reflectionProbeBlendCubemap, fixedRBlend.xyz, s.roughness, mipCountBlend, isBlendReflectProbeUsingRGBE(s.reflectionProbeBlendId));\n env = mix(env, probe1, s.reflectionProbeBlendFactor);\n }\n }\n #endif\n #endif\n #if CC_USE_REFLECTION_PROBE\n lightIntensity = s.reflectionProbeId < 0.0 ? lightIntensity : 1.0;\n #endif\n finalColor += env * lightIntensity * specular * s.occlusion;\n#if CC_USE_LIGHT_PROBE\n finalColor += SHEvaluate(N) * diffuse * s.occlusion;\n#endif\n finalColor += ambDiff.rgb * cc_ambientSky.w * diffuse * s.occlusion;\n finalColor += s.emissive;\n return vec4(finalColor, s.albedo.a);\n}\nvec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n}\nvec4 CCFragOutput (vec4 color) {\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #elif !CC_USE_FLOAT_OUTPUT\n #if CC_USE_HDR && CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n}\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\nvoid CC_APPLY_FOG_BASE(inout vec4 color, float factor) {\n\tcolor = vec4(mix(cc_fogColor.rgb, color.rgb, factor), color.a);\n}\n#if !CC_USE_ACCURATE_FOG\nvarying mediump float v_fog_factor;\n#endif\nvoid CC_APPLY_FOG(inout vec4 color) {\n#if !CC_USE_ACCURATE_FOG\n CC_APPLY_FOG_BASE(color, v_fog_factor);\n#endif\n}\nvoid CC_APPLY_FOG(inout vec4 color, vec3 worldPos) {\n#if CC_USE_ACCURATE_FOG\n float factor;\n CC_TRANSFER_FOG_BASE(vec4(worldPos, 1.0), factor);\n#else\n float factor = v_fog_factor;\n#endif\n CC_APPLY_FOG_BASE(color, factor);\n}\nvarying highp vec4 v_shadowPos;\n#if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n#endif\n#if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n varying vec3 v_luv;\n uniform sampler2D cc_lightingMap;\n void SampleAndDecodeLightMapColor(out vec3 lightmapColor, out float dirShadow, out float ao, sampler2D lightingMap, vec2 luv, float lum, vec3 worldNormal)\n {\n #if CC_LIGHT_MAP_VERSION > 2\n #elif CC_LIGHT_MAP_VERSION > 1\n \tvec4 dataLow = texture2D(lightingMap, luv);\n \tvec4 dataHigh = texture2D(lightingMap, luv + vec2(0.5, 0.0));\n \tlightmapColor.xyz = dataLow.xyz + dataHigh.xyz * 0.00392156862745098;\n lightmapColor.rgb *= lum;\n \tdirShadow = dataLow.a;\n \tao = dataHigh.a;\n #else\n vec4 lightmap = texture2D(lightingMap, luv);\n lightmapColor = lightmap.rgb * lum;\n \tdirShadow = lightmap.a;\n \tao = 1.0;\n #endif\n }\n#endif\nvarying highp vec3 v_position;\nvarying mediump vec3 v_normal;\n#if CC_RECEIVE_SHADOW\n varying vec2 v_shadowBias;\n#endif\nvarying mediump vec2 uvw;\nvarying mediump vec2 uv0;\nvarying mediump vec2 uv1;\nvarying mediump vec2 uv2;\nvarying mediump vec2 uv3;\nvarying mediump vec3 diffuse;\nvarying mediump vec3 luv;\n uniform vec4 metallic;\n uniform vec4 roughness;\nuniform sampler2D weightMap;\nuniform sampler2D detailMap0;\nuniform sampler2D detailMap1;\nuniform sampler2D detailMap2;\nuniform sampler2D detailMap3;\nuniform sampler2D normalMap0;\nuniform sampler2D normalMap1;\nuniform sampler2D normalMap2;\nuniform sampler2D normalMap3;\nvoid surf (out StandardSurface s) {\n #if LAYERS > 1\n vec4 w = texture2D(weightMap, uvw);\n #endif\n vec4 baseColor = vec4(0, 0, 0, 0);\n #if LAYERS == 1\n baseColor = texture2D(detailMap0, uv0);\n #elif LAYERS == 2\n baseColor += texture2D(detailMap0, uv0) * w.r;\n baseColor += texture2D(detailMap1, uv1) * w.g;\n #elif LAYERS == 3\n baseColor += texture2D(detailMap0, uv0) * w.r;\n baseColor += texture2D(detailMap1, uv1) * w.g;\n baseColor += texture2D(detailMap2, uv2) * w.b;\n #elif LAYERS == 4\n baseColor += texture2D(detailMap0, uv0) * w.r;\n baseColor += texture2D(detailMap1, uv1) * w.g;\n baseColor += texture2D(detailMap2, uv2) * w.b;\n baseColor += texture2D(detailMap3, uv3) * w.a;\n #else\n baseColor = texture2D(detailMap0, uv0);\n #endif\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n packHighpData(s.position, s.position_fract_part, v_position);\n #else\n s.position = v_position;\n #endif\n #if USE_NORMALMAP\n vec4 baseNormal = vec4(0, 0, 0, 0);\n #if LAYERS == 1\n baseNormal = texture2D(normalMap0, uv0);\n #elif LAYERS == 2\n baseNormal += texture2D(normalMap0, uv0) * w.r;\n baseNormal += texture2D(normalMap1, uv1) * w.g;\n #elif LAYERS == 3\n baseNormal += texture2D(normalMap0, uv0) * w.r;\n baseNormal += texture2D(normalMap1, uv1) * w.g;\n baseNormal += texture2D(normalMap2, uv2) * w.b;\n #elif LAYERS == 4\n baseNormal += texture2D(normalMap0, uv0) * w.r;\n baseNormal += texture2D(normalMap1, uv1) * w.g;\n baseNormal += texture2D(normalMap2, uv2) * w.b;\n baseNormal += texture2D(normalMap3, uv3) * w.a;\n #else\n baseNormal = texture2D(normalMap0, uv0);\n #endif\n vec3 tangent = vec3(1.0, 0.0, 0.0);\n vec3 binormal = vec3(0.0, 0.0, 1.0);\n binormal = cross(tangent, v_normal);\n tangent = cross(v_normal, binormal);\n vec3 nmmp = baseNormal.xyz - vec3(0.5);\n s.normal =\n nmmp.x * normalize(tangent) +\n nmmp.y * normalize(binormal) +\n nmmp.z * normalize(v_normal);\n #else\n s.normal = v_normal;\n #endif\n #if CC_RECEIVE_SHADOW\n s.shadowBias = v_shadowBias;\n #endif\n s.albedo = vec4(SRGBToLinear(baseColor.rgb), 1.0);\n s.occlusion = 1.0;\n #if USE_PBR\n s.roughness = 0.0;\n #if LAYERS == 1\n s.roughness = roughness.x;\n #elif LAYERS == 2\n s.roughness += roughness.x * w.r;\n s.roughness += roughness.y * w.g;\n #elif LAYERS == 3\n s.roughness += roughness.x * w.r;\n s.roughness += roughness.y * w.g;\n s.roughness += roughness.z * w.b;\n #elif LAYERS == 4\n s.roughness += roughness.x * w.r;\n s.roughness += roughness.y * w.g;\n s.roughness += roughness.z * w.b;\n s.roughness += roughness.w * w.a;\n #else\n s.roughness = 1.0;\n #endif\n s.specularIntensity = 0.5;\n s.metallic = 0.0;\n #if LAYERS == 1\n s.specularIntensity = 0.5;\n s.metallic = metallic.x;\n #elif LAYERS == 2\n s.metallic += metallic.x * w.r;\n s.metallic += metallic.y * w.g;\n #elif LAYERS == 3\n s.metallic += metallic.x * w.r;\n s.metallic += metallic.y * w.g;\n s.metallic += metallic.z * w.b;\n #elif LAYERS == 4\n s.metallic += metallic.x * w.r;\n s.metallic += metallic.y * w.g;\n s.metallic += metallic.z * w.b;\n s.metallic += metallic.w * w.a;\n #else\n s.specularIntensity = 0.5;\n s.metallic = 0.0;\n #endif\n #else\n s.roughness = 1.0;\n s.specularIntensity = 0.5;\n s.metallic = 0.0;\n #endif\n s.emissive = vec3(0.0, 0.0, 0.0);\n #if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n SampleAndDecodeLightMapColor(s.lightmap.rgb, s.lightmap.a, s.lightmap_test, cc_lightingMap, luv.xy, luv.z, s.normal);\n #endif\n}\n#if CC_FORWARD_ADD\n #if CC_PIPELINE_TYPE == 0\n #define LIGHTS_PER_PASS 1\n #else\n #define LIGHTS_PER_PASS 10\n #endif\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n uniform highp vec4 cc_lightPos[LIGHTS_PER_PASS];\n uniform vec4 cc_lightColor[LIGHTS_PER_PASS];\n uniform vec4 cc_lightSizeRangeAngle[LIGHTS_PER_PASS];\n uniform vec4 cc_lightDir[LIGHTS_PER_PASS];\n uniform vec4 cc_lightBoundingSizeVS[LIGHTS_PER_PASS];\n #endif\n float SmoothDistAtt (float distSqr, float invSqrAttRadius) {\n float factor = distSqr * invSqrAttRadius;\n float smoothFactor = clamp(1.0 - factor * factor, 0.0, 1.0);\n return smoothFactor * smoothFactor;\n }\n float GetDistAtt (float distSqr, float invSqrAttRadius) {\n float attenuation = 1.0 / max(distSqr, 0.01*0.01);\n attenuation *= SmoothDistAtt(distSqr , invSqrAttRadius);\n return attenuation;\n }\n float GetAngleAtt (vec3 L, vec3 litDir, float litAngleScale, float litAngleOffset) {\n float cd = dot(litDir, L);\n float attenuation = clamp(cd * litAngleScale + litAngleOffset, 0.0, 1.0);\n return (attenuation * attenuation);\n }\n float GetOutOfRange (vec3 worldPos, vec3 lightPos, vec3 lookAt, vec3 right, vec3 BoundingHalfSizeVS) {\n vec3 v = vec3(0.0);\n vec3 up = cross(right, lookAt);\n worldPos -= lightPos;\n v.x = dot(worldPos, right);\n v.y = dot(worldPos, up);\n v.z = dot(worldPos, lookAt);\n vec3 result = step(abs(v), BoundingHalfSizeVS);\n return result.x * result.y * result.z;\n }\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n vec4 CCStandardShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n int numLights = CC_PIPELINE_TYPE == 0 ? LIGHTS_PER_PASS : int(cc_lightDir[0].w);\n for (int i = 0; i < LIGHTS_PER_PASS; i++) {\n if (i >= numLights) break;\n vec3 SLU = IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w) ? -cc_lightDir[i].xyz : cc_lightPos[i].xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.0);\n float SNH = max(dot(N, SH), 0.0);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n float illum = 1.0;\n float att = 1.0;\n if (IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) {\n att = GetOutOfRange(position, cc_lightPos[i].xyz, cc_lightDir[i].xyz, cc_lightSizeRangeAngle[i].xyz, cc_lightBoundingSizeVS[i].xyz);\n } else {\n float distSqr = dot(SLU, SLU);\n float litRadius = cc_lightSizeRangeAngle[i].x;\n float litRadiusSqr = litRadius * litRadius;\n illum = (IS_POINT_LIGHT(cc_lightPos[i].w) || IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) ? 1.0 : litRadiusSqr / max(litRadiusSqr, distSqr);\n float attRadiusSqrInv = 1.0 / max(cc_lightSizeRangeAngle[i].y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n att = GetDistAtt(distSqr, attRadiusSqrInv);\n if (IS_SPOT_LIGHT(cc_lightPos[i].w)) {\n float cosInner = max(dot(-cc_lightDir[i].xyz, SL), 0.01);\n float cosOuter = cc_lightSizeRangeAngle[i].z;\n float strength = clamp(cc_lightBoundingSizeVS[i].w, 0.0, 1.0);\n float litAngleScale = 1.0 / max(0.001, mix(cosInner, 1.0, strength) - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -cc_lightDir[i].xyz, litAngleScale, litAngleOffset);\n }\n }\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(cc_lightPos[i].w) && cc_lightSizeRangeAngle[i].w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n finalColor += SNL * cc_lightColor[i].rgb * shadow * cc_lightColor[i].w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n #endif\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n readonly buffer b_ccLightsBuffer { vec4 b_ccLights[]; };\n readonly buffer b_clusterLightIndicesBuffer { uint b_clusterLightIndices[]; };\n readonly buffer b_clusterLightGridBuffer { uvec4 b_clusterLightGrid[]; };\n struct CCLight\n {\n vec4 cc_lightPos;\n vec4 cc_lightColor;\n vec4 cc_lightSizeRangeAngle;\n vec4 cc_lightDir;\n vec4 cc_lightBoundingSizeVS;\n };\n struct Cluster\n {\n vec3 minBounds;\n vec3 maxBounds;\n };\n struct LightGrid\n {\n uint offset;\n uint ccLights;\n };\n CCLight getCCLight(uint i)\n {\n CCLight light;\n light.cc_lightPos = b_ccLights[5u * i + 0u];\n light.cc_lightColor = b_ccLights[5u * i + 1u];\n light.cc_lightSizeRangeAngle = b_ccLights[5u * i + 2u];\n light.cc_lightDir = b_ccLights[5u * i + 3u];\n light.cc_lightBoundingSizeVS = b_ccLights[5u * i + 4u];\n return light;\n }\n LightGrid getLightGrid(uint cluster)\n {\n uvec4 gridvec = b_clusterLightGrid[cluster];\n LightGrid grid;\n grid.offset = gridvec.x;\n grid.ccLights = gridvec.y;\n return grid;\n }\n uint getGridLightIndex(uint start, uint offset)\n {\n return b_clusterLightIndices[start + offset];\n }\n uint getClusterZIndex(vec4 worldPos)\n {\n float scale = float(24u) / log(cc_nearFar.y / cc_nearFar.x);\n float bias = -(float(24u) * log(cc_nearFar.x) / log(cc_nearFar.y / cc_nearFar.x));\n float eyeDepth = -(cc_matView * worldPos).z;\n uint zIndex = uint(max(log(eyeDepth) * scale + bias, 0.0));\n return zIndex;\n }\n uint getClusterIndex(vec4 fragCoord, vec4 worldPos)\n {\n uint zIndex = getClusterZIndex(worldPos);\n float clusterSizeX = ceil(cc_viewPort.z / float(16u));\n float clusterSizeY = ceil(cc_viewPort.w / float(8u));\n uvec3 indices = uvec3(uvec2(fragCoord.xy / vec2(clusterSizeX, clusterSizeY)), zIndex);\n uint cluster = (16u * 8u) * indices.z + 16u * indices.y + indices.x;\n return cluster;\n }\n vec4 CCClusterShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.001);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n uint cluster = getClusterIndex(gl_FragCoord, vec4(position, 1.0));\n LightGrid grid = getLightGrid(cluster);\n uint numLights = grid.ccLights;\n for (uint i = 0u; i < 200u; i++) {\n if (i >= numLights) break;\n uint lightIndex = getGridLightIndex(grid.offset, i);\n CCLight light = getCCLight(lightIndex);\n vec3 SLU = light.cc_lightPos.xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.001);\n float SNH = max(dot(N, SH), 0.0);\n float distSqr = dot(SLU, SLU);\n float litRadius = light.cc_lightSizeRangeAngle.x;\n float litRadiusSqr = litRadius * litRadius;\n float illum = PI * (litRadiusSqr / max(litRadiusSqr , distSqr));\n float attRadiusSqrInv = 1.0 / max(light.cc_lightSizeRangeAngle.y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n float att = GetDistAtt(distSqr, attRadiusSqrInv);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n if (IS_SPOT_LIGHT(light.cc_lightPos.w)) {\n float cosInner = max(dot(-light.cc_lightDir.xyz, SL), 0.01);\n float cosOuter = light.cc_lightSizeRangeAngle.z;\n float litAngleScale = 1.0 / max(0.001, cosInner - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -light.cc_lightDir.xyz, litAngleScale, litAngleOffset);\n }\n vec3 lightColor = light.cc_lightColor.rgb;\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(light.cc_lightPos.w) && light.cc_lightSizeRangeAngle.w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n lightColor *= shadow;\n finalColor += SNL * lightColor * light.cc_lightColor.w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n #endif\n void main () {\n StandardSurface s; surf(s);\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n vec4 color = CCClusterShadingAdditive(s, v_shadowPos);\n #else\n vec4 color = CCStandardShadingAdditive(s, v_shadowPos);\n #endif\n gl_FragData[0] = CCFragOutput(color);\n }\n#elif (CC_PIPELINE_TYPE == 0 || CC_FORCE_FORWARD_SHADING)\n void main () {\n StandardSurface s; surf(s);\n vec4 color = CCStandardShadingBase(s, v_shadowPos);\n #if CC_USE_FOG != 4\n #if CC_USE_FLOAT_OUTPUT\n CC_APPLY_FOG(color, s.position.xyz);\n #elif !CC_FORWARD_ADD\n CC_APPLY_FOG(color, s.position.xyz);\n #endif\n #endif\n gl_FragData[0] = CCFragOutput(color);\n }\n#elif CC_PIPELINE_TYPE == 1\n vec2 signNotZero(vec2 v) {\n return vec2((v.x >= 0.0) ? +1.0 : -1.0, (v.y >= 0.0) ? +1.0 : -1.0);\n }\n vec2 float32x3_to_oct(in vec3 v) {\n vec2 p = v.xy * (1.0 / (abs(v.x) + abs(v.y) + abs(v.z)));\n return (v.z <= 0.0) ? ((1.0 - abs(p.yx)) * signNotZero(p)) : p;\n }\n void main () {\n StandardSurface s; surf(s);\n gl_FragData[0] = s.albedo;\n gl_FragData[2] = vec4(float32x3_to_oct(s.normal), s.roughness, s.metallic);\n gl_FragData[1] = vec4(s.emissive, s.occlusion);\n 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1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nin vec3 a_position;\nin vec3 a_normal;\nin vec2 a_texCoord;\nin vec4 a_tangent;\n#if CC_USE_SKINNING\n in vec4 a_joints;\n in vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n in highp vec4 a_jointAnimInfo;\n #endif\n in vec4 a_matWorld0;\n in vec4 a_matWorld1;\n in vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n in vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n in vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n in vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n in vec4 a_sh_linear_const_r;\n in vec4 a_sh_linear_const_g;\n in vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n in float a_vertexId;\n#endif\nout mediump vec4 viewDir;\nvec4 vert () {\n viewDir = vec4(a_position, 1.0);\n mat4 matViewRotOnly = mat4(mat3(cc_matView));\n vec4 pos = matViewRotOnly * viewDir;\n if (cc_matProj[3].w > 0.0) {\n mat4 matProj = cc_matProj;\n matProj[0].x = 5.2;\n matProj[1].y = 2.6;\n matProj[2].zw = vec2(-1.0);\n matProj[3].zw = vec2(0.0);\n pos = matProj * pos;\n } else {\n pos = cc_matProj * pos;\n }\n pos.z = 0.99999 * pos.w;\n return pos;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nuniform samplerCube cc_environment;\nvec4 fragTextureLod (sampler2D tex, vec2 coord, float lod) {\n return textureLod(tex, coord, lod);\n}\nvec4 fragTextureLod (samplerCube tex, vec3 coord, float lod) {\n return textureLod(tex, coord, lod);\n}\nvec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n}\nvec3 unpackRGBE (vec4 rgbe) {\n return rgbe.rgb * pow(1.1, rgbe.a * 255.0 - 128.0);\n}\nvec3 SRGBToLinear (vec3 gamma) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n#endif\n return gamma * gamma;\n}\nvec3 LinearToSRGB(vec3 linear) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n#endif\n return sqrt(linear);\n}\nvec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n}\nvec3 HDRToLDR(vec3 color)\n{\n #if CC_USE_HDR\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (IS_DEBUG_VIEW_COMPOSITE_ENABLE_TONE_MAPPING)\n #endif\n {\n #if CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n }\n #endif\n return color;\n}\n#if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n#else\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n#endif\nvec3 RotationVecFromAxisY(vec3 v, float cosTheta, float sinTheta)\n{\n vec3 result;\n result.x = dot(v, vec3(cosTheta, 0.0, -sinTheta));\n result.y = v.y;\n result.z = dot(v, vec3(sinTheta, 0.0, cosTheta));\n return result;\n}\nvec3 RotationVecFromAxisY(vec3 v, float rotateAngleArc)\n{\n return RotationVecFromAxisY(v, cos(rotateAngleArc), sin(rotateAngleArc));\n}\nin mediump vec4 viewDir;\nuniform samplerCube environmentMap;\nvec4 frag () {\n vec3 rotationDir = RotationVecFromAxisY(viewDir.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n #if USE_RGBE_CUBEMAP\n vec3 c = unpackRGBE(fragTextureLod(environmentMap, rotationDir.xyz, 0.0));\n #else\n vec3 c = SRGBToLinear(fragTextureLod(environmentMap, rotationDir.xyz, 0.0).rgb);\n #endif\n vec4 color = vec4(c * cc_ambientSky.w, 1.0);\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #else\n color.rgb = HDRToLDR(color.rgb);\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = frag(); }"},"glsl1":{"vert":"\nprecision highp float;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matProj;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nattribute vec3 a_position;\nattribute vec3 a_normal;\nattribute vec2 a_texCoord;\nattribute vec4 a_tangent;\n#if CC_USE_SKINNING\n attribute vec4 a_joints;\n attribute vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n attribute highp vec4 a_jointAnimInfo;\n #endif\n attribute vec4 a_matWorld0;\n attribute vec4 a_matWorld1;\n attribute vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n attribute vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n attribute vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n attribute vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n attribute vec4 a_sh_linear_const_r;\n attribute vec4 a_sh_linear_const_g;\n attribute vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n attribute float a_vertexId;\n#endif\nvarying mediump vec4 viewDir;\nvec4 vert () {\n viewDir = vec4(a_position, 1.0);\n mat4 matViewRotOnly = mat4(mat3(cc_matView));\n vec4 pos = matViewRotOnly * viewDir;\n if (cc_matProj[3].w > 0.0) {\n mat4 matProj = cc_matProj;\n matProj[0].x = 5.2;\n matProj[1].y = 2.6;\n matProj[2].zw = vec2(-1.0);\n matProj[3].zw = vec2(0.0);\n pos = matProj * pos;\n } else {\n pos = cc_matProj * pos;\n }\n pos.z = 0.99999 * pos.w;\n return pos;\n}\nvoid main() { gl_Position = vert(); }","frag":"\n#ifdef GL_EXT_shader_texture_lod\n#extension GL_EXT_shader_texture_lod: enable\n#endif\nprecision mediump float;\nuniform mediump vec4 cc_surfaceTransform;\n uniform mediump vec4 cc_ambientSky;\nuniform samplerCube cc_environment;\nvec4 fragTextureLod (sampler2D tex, vec2 coord, float lod) {\n #ifdef GL_EXT_shader_texture_lod\n return texture2DLodEXT(tex, coord, lod);\n #else\n return texture2D(tex, coord, lod);\n #endif\n}\nvec4 fragTextureLod (samplerCube tex, vec3 coord, float lod) {\n #ifdef GL_EXT_shader_texture_lod\n return textureCubeLodEXT(tex, coord, lod);\n #else\n return textureCube(tex, coord, lod);\n #endif\n}\nvec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n}\nvec3 unpackRGBE (vec4 rgbe) {\n return rgbe.rgb * pow(1.1, rgbe.a * 255.0 - 128.0);\n}\nvec3 SRGBToLinear (vec3 gamma) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n#endif\n return gamma * gamma;\n}\nvec3 LinearToSRGB(vec3 linear) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n#endif\n return sqrt(linear);\n}\nvec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n}\nvec3 HDRToLDR(vec3 color)\n{\n #if CC_USE_HDR\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (IS_DEBUG_VIEW_COMPOSITE_ENABLE_TONE_MAPPING)\n #endif\n {\n #if CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n }\n #endif\n return color;\n}\n#if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n#else\n#define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n#endif\nvec3 RotationVecFromAxisY(vec3 v, float cosTheta, float sinTheta)\n{\n vec3 result;\n result.x = dot(v, vec3(cosTheta, 0.0, -sinTheta));\n result.y = v.y;\n result.z = dot(v, vec3(sinTheta, 0.0, cosTheta));\n return result;\n}\nvec3 RotationVecFromAxisY(vec3 v, float rotateAngleArc)\n{\n return RotationVecFromAxisY(v, cos(rotateAngleArc), sin(rotateAngleArc));\n}\nvarying mediump vec4 viewDir;\nuniform samplerCube environmentMap;\nvec4 frag () {\n vec3 rotationDir = RotationVecFromAxisY(viewDir.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n #if USE_RGBE_CUBEMAP\n vec3 c = unpackRGBE(fragTextureLod(environmentMap, rotationDir.xyz, 0.0));\n #else\n vec3 c = SRGBToLinear(fragTextureLod(environmentMap, rotationDir.xyz, 0.0).rgb);\n #endif\n vec4 color = vec4(c * cc_ambientSky.w, 1.0);\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #else\n color.rgb = HDRToLDR(color.rgb);\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n}\nvoid main() { gl_FragColor = frag(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]},{"name":"CCCamera","defines":[]}],"samplerTextures":[{"name":"cc_environment","defines":[]}],"buffers":[],"images":[]},"locals":{"blocks":[],"samplerTextures":[],"buffers":[],"images":[]},"statistics":{"CC_EFFECT_USED_VERTEX_UNIFORM_VECTORS":42,"CC_EFFECT_USED_FRAGMENT_UNIFORM_VECTORS":42}},"defines":[{"name":"USE_INSTANCING","type":"boolean"},{"name":"CC_USE_SKINNING","type":"boolean"},{"name":"CC_USE_BAKED_ANIMATION","type":"boolean"},{"name":"CC_USE_LIGHTMAP","type":"boolean"},{"name":"CC_USE_REFLECTION_PROBE","type":"boolean"},{"name":"CC_RECEIVE_SHADOW","type":"boolean"},{"name":"CC_USE_LIGHT_PROBE","type":"boolean"},{"name":"CC_USE_MORPH","type":"boolean"},{"name":"CC_USE_IBL","type":"number","range":[0,2]},{"name":"CC_USE_DEBUG_VIEW","type":"number","range":[0,3]},{"name":"CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC","type":"boolean"},{"name":"CC_SURFACES_ENABLE_DEBUG_VIEW","type":"boolean"},{"name":"CC_USE_HDR","type":"boolean"},{"name":"CC_TONE_MAPPING_TYPE","type":"number","range":[0,3]},{"name":"HDR_TONE_MAPPING_ACES","type":"boolean"},{"name":"USE_RGBE_CUBEMAP","type":"boolean"},{"name":"CC_USE_RGBE_OUTPUT","type":"boolean"}]}],[{"passes":[{"program":"pipeline/skybox|sky-vs:vert|sky-fs:frag","priority":245,"rasterizerState":{"cullMode":0},"depthStencilState":{"depthTest":true,"depthWrite":false},"properties":{"environmentMap":{"value":"grey","type":31}}},{"propertyIndex":0,"phase":"deferred-forward","program":"pipeline/skybox|sky-vs:vert|sky-fs:frag","priority":245,"rasterizerState":{"cullMode":0},"depthStencilState":{"depthTest":true,"depthWrite":false}}]}]]],0,0,[],[],[]],[[[0,"pipeline/deferred-lighting",[{"hash":1995297623,"name":"pipeline/deferred-lighting|lighting-vs|lighting-fs","blocks":[],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[],"attributes":[{"name":"a_position","format":32,"location":0,"defines":[]},{"name":"a_normal","format":32,"location":1,"defines":[]},{"name":"a_texCoord","format":21,"location":2,"defines":[]},{"name":"a_tangent","format":44,"location":3,"defines":[]},{"name":"a_joints","location":4,"defines":["CC_USE_SKINNING"]},{"name":"a_weights","format":44,"location":5,"defines":["CC_USE_SKINNING"]},{"name":"a_jointAnimInfo","format":44,"isInstanced":true,"location":6,"defines":["USE_INSTANCING","CC_USE_BAKED_ANIMATION"]},{"name":"a_matWorld0","format":44,"isInstanced":true,"location":7,"defines":["USE_INSTANCING"]},{"name":"a_matWorld1","format":44,"isInstanced":true,"location":8,"defines":["USE_INSTANCING"]},{"name":"a_matWorld2","format":44,"isInstanced":true,"location":9,"defines":["USE_INSTANCING"]},{"name":"a_lightingMapUVParam","format":44,"isInstanced":true,"location":10,"defines":["USE_INSTANCING","CC_USE_LIGHTMAP"]},{"name":"a_localShadowBiasAndProbeId","format":44,"isInstanced":true,"location":11,"defines":["USE_INSTANCING"]},{"name":"a_reflectionProbeData","format":44,"isInstanced":true,"location":12,"defines":["USE_INSTANCING","CC_USE_REFLECTION_PROBE"]},{"name":"a_sh_linear_const_r","format":44,"isInstanced":true,"location":13,"defines":["USE_INSTANCING","CC_USE_LIGHT_PROBE"]},{"name":"a_sh_linear_const_g","format":44,"isInstanced":true,"location":14,"defines":["USE_INSTANCING","CC_USE_LIGHT_PROBE"]},{"name":"a_sh_linear_const_b","format":44,"isInstanced":true,"location":15,"defines":["USE_INSTANCING","CC_USE_LIGHT_PROBE"]},{"name":"a_vertexId","format":11,"location":16,"defines":["CC_USE_MORPH"]}],"fragColors":[{"name":"fragColor","typename":"vec4","type":16,"count":1,"stageFlags":16,"location":0,"defines":[]}],"descriptors":[{"rate":0,"blocks":[{"name":"CCLocal","stageFlags":16,"tags":{"builtin":"local"},"members":[{"name":"cc_matWorld","typename":"mat4","type":25,"count":1,"precision":"highp 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highp float;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nin vec3 a_position;\nin vec3 a_normal;\nin vec2 a_texCoord;\nin vec4 a_tangent;\n#if CC_USE_SKINNING\n in vec4 a_joints;\n in vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n in highp vec4 a_jointAnimInfo;\n #endif\n in vec4 a_matWorld0;\n in vec4 a_matWorld1;\n in vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n in vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n in vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n in vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n in vec4 a_sh_linear_const_r;\n in vec4 a_sh_linear_const_g;\n in vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n in float a_vertexId;\n#endif\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nout vec2 v_uv;\nvoid main () {\n vec4 position;\n position = vec4(a_position, 1.0);\n position.xy = cc_cameraPos.w == 0.0 ? vec2(position.xy.x, -position.xy.y) : position.xy;\n gl_Position = vec4(position.x, position.y, 1.0, 1.0);\n v_uv = a_texCoord;\n}","frag":"\n precision highp float;\n layout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n };\n layout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n };\n #define QUATER_PI 0.78539816340\n #define HALF_PI 1.57079632679\n #define PI 3.14159265359\n #define PI2 6.28318530718\n #define PI4 12.5663706144\n #define INV_QUATER_PI 1.27323954474\n #define INV_HALF_PI 0.63661977237\n #define INV_PI 0.31830988618\n #define INV_PI2 0.15915494309\n #define INV_PI4 0.07957747155\n #define EPSILON 1e-6\n #define EPSILON_LOWP 1e-4\n #define LOG2 1.442695\n #define EXP_VALUE 2.71828183\n #define FP_MAX 65504.0\n #define FP_SCALE 0.0009765625\n #define FP_SCALE_INV 1024.0\n #define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n #define LIGHT_MAP_TYPE_DISABLED 0\n #define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n #define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n #define REFLECTION_PROBE_TYPE_NONE 0\n #define REFLECTION_PROBE_TYPE_CUBE 1\n #define REFLECTION_PROBE_TYPE_PLANAR 2\n #define REFLECTION_PROBE_TYPE_BLEND 3\n #define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n #define LIGHT_TYPE_DIRECTIONAL 0.0\n #define LIGHT_TYPE_SPHERE 1.0\n #define LIGHT_TYPE_SPOT 2.0\n #define LIGHT_TYPE_POINT 3.0\n #define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n #define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n #define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n #define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n #define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n #define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n #define TONE_MAPPING_ACES 0\n #define TONE_MAPPING_LINEAR 1\n #define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n #ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n #endif\n #ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n #endif\n vec3 SRGBToLinear (vec3 gamma) {\n #ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n #endif\n return gamma * gamma;\n }\n vec3 LinearToSRGB(vec3 linear) {\n #ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n #endif\n return sqrt(linear);\n }\n layout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n };\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n layout(std140) uniform CCCSM {\n highp vec4 cc_csmViewDir0[4];\n highp vec4 cc_csmViewDir1[4];\n highp vec4 cc_csmViewDir2[4];\n highp vec4 cc_csmAtlas[4];\n highp mat4 cc_matCSMViewProj[4];\n highp vec4 cc_csmProjDepthInfo[4];\n highp vec4 cc_csmProjInfo[4];\n highp vec4 cc_csmSplitsInfo;\n };\n #endif\n #if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n #define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n #else\n #define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n #endif\n vec2 GetPlanarReflectScreenUV(vec3 worldPos, mat4 matVirtualCameraViewProj, float flipNDCSign, vec3 viewDir, vec3 reflectDir)\n {\n vec4 clipPos = matVirtualCameraViewProj * vec4(worldPos, 1.0);\n vec2 screenUV = clipPos.xy / clipPos.w * 0.5 + 0.5;\n screenUV = vec2(1.0 - screenUV.x, screenUV.y);\n screenUV = flipNDCSign == 1.0 ? vec2(screenUV.x, 1.0 - screenUV.y) : screenUV;\n return screenUV;\n }\n float GetCameraDepthRH(float depthHS, mat4 matProj)\n {\n return -matProj[3][2] / (depthHS + matProj[2][2]);\n }\n float GetCameraDepthRH(float depthHS, float matProj32, float matProj22)\n {\n return -matProj32 / (depthHS + matProj22);\n }\n vec4 GetWorldPosFromNDCPosRH(vec3 posHS, mat4 matProj, mat4 matViewProjInv)\n {\n float w = -GetCameraDepthRH(posHS.z, matProj);\n return matViewProjInv * vec4(posHS * w, w);\n }\n float GetLinearDepthFromViewSpace(vec3 viewPos, float near, float far) {\n float dist = length(viewPos);\n return (dist - near) / (far - near);\n }\n vec3 RotationVecFromAxisY(vec3 v, float cosTheta, float sinTheta)\n {\n vec3 result;\n result.x = dot(v, vec3(cosTheta, 0.0, -sinTheta));\n result.y = v.y;\n result.z = dot(v, vec3(sinTheta, 0.0, cosTheta));\n return result;\n }\n vec3 RotationVecFromAxisY(vec3 v, float rotateAngleArc)\n {\n return RotationVecFromAxisY(v, cos(rotateAngleArc), sin(rotateAngleArc));\n }\n float CCGetLinearDepth(vec3 worldPos, float viewSpaceBias) {\n \tvec4 viewPos = cc_matLightView * vec4(worldPos.xyz, 1.0);\n viewPos.z += viewSpaceBias;\n \treturn GetLinearDepthFromViewSpace(viewPos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n }\n float CCGetLinearDepth(vec3 worldPos) {\n \treturn CCGetLinearDepth(worldPos, 0.0);\n }\n #if CC_RECEIVE_SHADOW\n uniform highp sampler2D cc_shadowMap;\n uniform highp sampler2D cc_spotShadowMap;\n #define UnpackBitFromFloat(value, bit) (mod(floor(value / pow(10.0, float(bit))), 10.0) > 0.0)\n highp float unpackHighpData (float mainPart, float modPart) {\n highp float data = mainPart;\n return data + modPart;\n }\n highp float unpackHighpData (float mainPart, float modPart, const float modValue) {\n highp float data = mainPart * modValue;\n return data + modPart * modValue;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart) {\n highp vec2 data = mainPart;\n return data + modPart;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart, const float modValue) {\n highp vec2 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart) {\n highp vec3 data = mainPart;\n return data + modPart;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart, const float modValue) {\n highp vec3 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart) {\n highp vec4 data = mainPart;\n return data + modPart;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart, const float modValue) {\n highp vec4 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n vec4 shadowTexure(highp sampler2D shadowMap, vec2 coord) {\n #if defined(CC_USE_WGPU)\n return textureLod(shadowMap, coord, 0.0);\n #else\n return texture(shadowMap, coord);\n #endif\n }\n float NativePCFShadowFactorHard (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n #if CC_SHADOWMAP_FORMAT == 1\n return step(shadowNDCPos.z, dot(shadowTexure(shadowMap, shadowNDCPos.xy), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n return step(shadowNDCPos.z, shadowTexure(shadowMap, shadowNDCPos.xy).x);\n #endif\n }\n float NativePCFShadowFactorSoft (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 shadowNDCPos_offset = shadowNDCPos.xy + oneTap;\n float block0, block1, block2, block3;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block2, block3, coefX);\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n return mix(resultX, resultY, coefY);\n }\n float NativePCFShadowFactorSoft3X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n float shadowNDCPos_offset_L = shadowNDCPos.x - oneTap.x;\n float shadowNDCPos_offset_R = shadowNDCPos.x + oneTap.x;\n float shadowNDCPos_offset_U = shadowNDCPos.y - oneTap.y;\n float shadowNDCPos_offset_D = shadowNDCPos.y + oneTap.y;\n float block0, block1, block2, block3, block4, block5, block6, block7, block8;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n float shadow = 0.0;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block3, block4, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block1, block2, coefX);\n resultY = mix(block4, block5, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block3, block4, coefX);\n resultY = mix(block6, block7, coefX);\n shadow += mix(resultX, resultY, coefY);\n resultX = mix(block4, block5, coefX);\n resultY = mix(block7, block8, coefX);\n shadow += mix(resultX, resultY, coefY);\n return shadow * 0.25;\n }\n float NativePCFShadowFactorSoft5X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 twoTap = oneTap * 2.0;\n vec2 offset1 = shadowNDCPos.xy + vec2(-twoTap.x, -twoTap.y);\n vec2 offset2 = shadowNDCPos.xy + vec2(-oneTap.x, -twoTap.y);\n vec2 offset3 = shadowNDCPos.xy + vec2(0.0, -twoTap.y);\n vec2 offset4 = shadowNDCPos.xy + vec2(oneTap.x, -twoTap.y);\n vec2 offset5 = shadowNDCPos.xy + vec2(twoTap.x, -twoTap.y);\n vec2 offset6 = shadowNDCPos.xy + vec2(-twoTap.x, -oneTap.y);\n vec2 offset7 = shadowNDCPos.xy + vec2(-oneTap.x, -oneTap.y);\n vec2 offset8 = shadowNDCPos.xy + vec2(0.0, -oneTap.y);\n vec2 offset9 = shadowNDCPos.xy + vec2(oneTap.x, -oneTap.y);\n vec2 offset10 = shadowNDCPos.xy + vec2(twoTap.x, -oneTap.y);\n vec2 offset11 = shadowNDCPos.xy + vec2(-twoTap.x, 0.0);\n vec2 offset12 = shadowNDCPos.xy + vec2(-oneTap.x, 0.0);\n vec2 offset13 = shadowNDCPos.xy + vec2(0.0, 0.0);\n vec2 offset14 = shadowNDCPos.xy + vec2(oneTap.x, 0.0);\n vec2 offset15 = shadowNDCPos.xy + vec2(twoTap.x, 0.0);\n vec2 offset16 = shadowNDCPos.xy + vec2(-twoTap.x, oneTap.y);\n vec2 offset17 = shadowNDCPos.xy + vec2(-oneTap.x, oneTap.y);\n vec2 offset18 = shadowNDCPos.xy + vec2(0.0, oneTap.y);\n vec2 offset19 = shadowNDCPos.xy + vec2(oneTap.x, oneTap.y);\n vec2 offset20 = shadowNDCPos.xy + vec2(twoTap.x, oneTap.y);\n vec2 offset21 = shadowNDCPos.xy + vec2(-twoTap.x, twoTap.y);\n vec2 offset22 = shadowNDCPos.xy + vec2(-oneTap.x, twoTap.y);\n vec2 offset23 = shadowNDCPos.xy + vec2(0.0, twoTap.y);\n vec2 offset24 = shadowNDCPos.xy + vec2(oneTap.x, twoTap.y);\n vec2 offset25 = shadowNDCPos.xy + vec2(twoTap.x, twoTap.y);\n float block1, block2, block3, block4, block5, block6, block7, block8, block9, block10, block11, block12, block13, block14, block15, block16, block17, block18, block19, block20, block21, block22, block23, block24, block25;\n #if CC_SHADOWMAP_FORMAT == 1\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset1), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset2), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset3), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset4), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset5), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset6), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset7), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset8), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block9 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset9), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block10 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset10), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block11 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset11), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block12 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset12), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block13 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset13), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block14 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset14), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block15 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset15), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block16 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset16), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block17 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset17), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block18 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset18), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block19 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset19), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block20 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset20), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block21 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset21), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block22 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset22), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block23 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset23), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block24 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset24), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block25 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset25), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset1).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset2).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset3).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset4).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset5).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset6).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset7).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset8).x);\n block9 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset9).x);\n block10 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset10).x);\n block11 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset11).x);\n block12 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset12).x);\n block13 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset13).x);\n block14 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset14).x);\n block15 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset15).x);\n block16 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset16).x);\n block17 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset17).x);\n block18 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset18).x);\n block19 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset19).x);\n block20 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset20).x);\n block21 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset21).x);\n block22 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset22).x);\n block23 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset23).x);\n block24 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset24).x);\n block25 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset25).x);\n #endif\n vec2 coef = fract(shadowNDCPos.xy * shadowMapResolution);\n vec2 v1X1 = mix(vec2(block1, block6), vec2(block2, block7), coef.xx);\n vec2 v1X2 = mix(vec2(block2, block7), vec2(block3, block8), coef.xx);\n vec2 v1X3 = mix(vec2(block3, block8), vec2(block4, block9), coef.xx);\n vec2 v1X4 = mix(vec2(block4, block9), vec2(block5, block10), coef.xx);\n float v1 = mix(v1X1.x, v1X1.y, coef.y) + mix(v1X2.x, v1X2.y, coef.y) + mix(v1X3.x, v1X3.y, coef.y) + mix(v1X4.x, v1X4.y, coef.y);\n vec2 v2X1 = mix(vec2(block6, block11), vec2(block7, block12), coef.xx);\n vec2 v2X2 = mix(vec2(block7, block12), vec2(block8, block13), coef.xx);\n vec2 v2X3 = mix(vec2(block8, block13), vec2(block9, block14), coef.xx);\n vec2 v2X4 = mix(vec2(block9, block14), vec2(block10, block15), coef.xx);\n float v2 = mix(v2X1.x, v2X1.y, coef.y) + mix(v2X2.x, v2X2.y, coef.y) + mix(v2X3.x, v2X3.y, coef.y) + mix(v2X4.x, v2X4.y, coef.y);\n vec2 v3X1 = mix(vec2(block11, block16), vec2(block12, block17), coef.xx);\n vec2 v3X2 = mix(vec2(block12, block17), vec2(block13, block18), coef.xx);\n vec2 v3X3 = mix(vec2(block13, block18), vec2(block14, block19), coef.xx);\n vec2 v3X4 = mix(vec2(block14, block19), vec2(block15, block20), coef.xx);\n float v3 = mix(v3X1.x, v3X1.y, coef.y) + mix(v3X2.x, v3X2.y, coef.y) + mix(v3X3.x, v3X3.y, coef.y) + mix(v3X4.x, v3X4.y, coef.y);\n vec2 v4X1 = mix(vec2(block16, block21), vec2(block17, block22), coef.xx);\n vec2 v4X2 = mix(vec2(block17, block22), vec2(block18, block23), coef.xx);\n vec2 v4X3 = mix(vec2(block18, block23), vec2(block19, block24), coef.xx);\n vec2 v4X4 = mix(vec2(block19, block24), vec2(block20, block25), coef.xx);\n float v4 = mix(v4X1.x, v4X1.y, coef.y) + mix(v4X2.x, v4X2.y, coef.y) + mix(v4X3.x, v4X3.y, coef.y) + mix(v4X4.x, v4X4.y, coef.y);\n float fAvg = (v1 + v2 + v3 + v4) * 0.0625;\n return fAvg;\n }\n bool GetShadowNDCPos(out vec3 shadowNDCPos, vec4 shadowPosWithDepthBias)\n {\n \tshadowNDCPos = shadowPosWithDepthBias.xyz / shadowPosWithDepthBias.w * 0.5 + 0.5;\n \tif (shadowNDCPos.x < 0.0 || shadowNDCPos.x > 1.0 ||\n \t\tshadowNDCPos.y < 0.0 || shadowNDCPos.y > 1.0 ||\n \t\tshadowNDCPos.z < 0.0 || shadowNDCPos.z > 1.0) {\n \t\treturn false;\n \t}\n \tshadowNDCPos.xy = cc_cameraPos.w == 1.0 ? vec2(shadowNDCPos.xy.x, 1.0 - shadowNDCPos.xy.y) : shadowNDCPos.xy;\n \treturn true;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, vec3 matViewDir0, vec3 matViewDir1, vec3 matViewDir2, vec2 projScaleXY)\n {\n vec4 newShadowPos = shadowPos;\n if (normalBias > EPSILON_LOWP)\n {\n vec3 viewNormal = vec3(dot(matViewDir0, worldNormal), dot(matViewDir1, worldNormal), dot(matViewDir2, worldNormal));\n if (viewNormal.z < 0.1)\n newShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n }\n return newShadowPos;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, mat4 matLightView, vec2 projScaleXY)\n {\n \tvec4 newShadowPos = shadowPos;\n \tif (normalBias > EPSILON_LOWP)\n \t{\n \t\tvec4 viewNormal = matLightView * vec4(worldNormal, 0.0);\n \t\tif (viewNormal.z < 0.1)\n \t\t\tnewShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n \t}\n \treturn newShadowPos;\n }\n float GetViewSpaceDepthFromNDCDepth_Orthgraphic(float NDCDepth, float projScaleZ, float projBiasZ)\n {\n \treturn (NDCDepth - projBiasZ) / projScaleZ;\n }\n float GetViewSpaceDepthFromNDCDepth_Perspective(float NDCDepth, float homogenousDividW, float invProjScaleZ, float invProjBiasZ)\n {\n \treturn NDCDepth * invProjScaleZ + homogenousDividW * invProjBiasZ;\n }\n vec4 ApplyShadowDepthBias_Perspective(vec4 shadowPos, float viewspaceDepthBias)\n {\n \tvec3 viewSpacePos;\n \tviewSpacePos.xy = shadowPos.xy * cc_shadowProjInfo.zw;\n \tviewSpacePos.z = GetViewSpaceDepthFromNDCDepth_Perspective(shadowPos.z, shadowPos.w, cc_shadowInvProjDepthInfo.x, cc_shadowInvProjDepthInfo.y);\n \tviewSpacePos.xyz += cc_shadowProjDepthInfo.z * normalize(viewSpacePos.xyz) * viewspaceDepthBias;\n \tvec4 clipSpacePos;\n \tclipSpacePos.xy = viewSpacePos.xy * cc_shadowProjInfo.xy;\n \tclipSpacePos.zw = viewSpacePos.z * cc_shadowProjDepthInfo.xz + vec2(cc_shadowProjDepthInfo.y, 0.0);\n \t#if CC_SHADOWMAP_USE_LINEAR_DEPTH\n \t\tclipSpacePos.z = GetLinearDepthFromViewSpace(viewSpacePos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n \t\tclipSpacePos.z = (clipSpacePos.z * 2.0 - 1.0) * clipSpacePos.w;\n \t#endif\n \treturn clipSpacePos;\n }\n vec4 ApplyShadowDepthBias_Orthographic(vec4 shadowPos, float viewspaceDepthBias, float projScaleZ, float projBiasZ)\n {\n \tfloat coeffA = projScaleZ;\n \tfloat coeffB = projBiasZ;\n \tfloat viewSpacePos_z = GetViewSpaceDepthFromNDCDepth_Orthgraphic(shadowPos.z, projScaleZ, projBiasZ);\n \tviewSpacePos_z += viewspaceDepthBias;\n \tvec4 result = shadowPos;\n \tresult.z = viewSpacePos_z * coeffA + coeffB;\n \treturn result;\n }\n vec4 ApplyShadowDepthBias_PerspectiveLinearDepth(vec4 shadowPos, float viewspaceDepthBias, vec3 worldPos)\n {\n shadowPos.z = CCGetLinearDepth(worldPos, viewspaceDepthBias) * 2.0 - 1.0;\n shadowPos.z *= shadowPos.w;\n return shadowPos;\n }\n float CCGetDirLightShadowFactorHard (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorHard (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCSpotShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n float pcf = cc_shadowWHPBInfo.z;\n vec4 pos = vec4(1.0);\n #if CC_SHADOWMAP_USE_LINEAR_DEPTH\n pos = ApplyShadowDepthBias_PerspectiveLinearDepth(shadowPos, shadowBias.x, worldPos);\n #else\n pos = ApplyShadowDepthBias_Perspective(shadowPos, shadowBias.x);\n #endif\n float realtimeShadow = 1.0;\n if (pcf > 2.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft5X(pos, worldPos);\n }else if (pcf > 1.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft3X(pos, worldPos);\n }else if (pcf > 0.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft(pos, worldPos);\n }else {\n realtimeShadow = CCGetSpotLightShadowFactorHard(pos, worldPos);\n }\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n float CCShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 N, vec2 shadowBias)\n {\n vec4 pos = ApplyShadowDepthBias_FaceNormal(shadowPos, N, shadowBias.y, cc_matLightView, cc_shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, cc_shadowProjDepthInfo.x, cc_shadowProjDepthInfo.y);\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n bool CCGetCSMLevelWithTransition(out highp float ratio, vec3 clipPos) {\n highp float maxRange = 1.0 - cc_csmSplitsInfo.x;\n highp float minRange = cc_csmSplitsInfo.x;\n highp float thresholdInvert = 1.0 / cc_csmSplitsInfo.x;\n ratio = 0.0;\n if (clipPos.x <= minRange) {\n ratio = clipPos.x * thresholdInvert;\n return true;\n }\n if (clipPos.x >= maxRange) {\n ratio = 1.0 - (clipPos.x - maxRange) * thresholdInvert;\n return true;\n }\n if (clipPos.y <= minRange) {\n ratio = clipPos.y * thresholdInvert;\n return true;\n }\n if (clipPos.y >= maxRange) {\n ratio = 1.0 - (clipPos.y - maxRange) * thresholdInvert;\n return true;\n }\n return false;\n }\n bool CCHasCSMLevel(int level, vec3 worldPos) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n bool hasLevel = false;\n for (int i = 0; i < 4; i++) {\n if (i == level) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0) {\n hasLevel = true;\n }\n }\n }\n return hasLevel;\n }\n void CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos, int level) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && i == level) {\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n }\n }\n }\n int CCGetCSMLevel(out bool isTransitionArea, out highp float transitionRatio, out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n int level = -1;\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && level < 0) {\n #if CC_CASCADED_LAYERS_TRANSITION\n isTransitionArea = CCGetCSMLevelWithTransition(transitionRatio, clipPos);\n #endif\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n level = i;\n }\n }\n return level;\n }\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n bool isTransitionArea = false;\n highp float transitionRatio = 0.0;\n return CCGetCSMLevel(isTransitionArea, transitionRatio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias)\n {\n bool isTransitionArea = false;\n highp float ratio = 0.0;\n csmPos = vec4(1.0);\n vec4 shadowProjDepthInfo, shadowProjInfo;\n vec3 shadowViewDir0, shadowViewDir1, shadowViewDir2;\n int level = -1;\n #if CC_CASCADED_LAYERS_TRANSITION\n level = CCGetCSMLevel(isTransitionArea, ratio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #else\n level = CCGetCSMLevel(csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #endif\n if (level < 0) { return 1.0; }\n vec4 pos = ApplyShadowDepthBias_FaceNormal(csmPos, N, shadowBias.y, shadowViewDir0, shadowViewDir1, shadowViewDir2, shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, shadowProjDepthInfo.x, shadowProjDepthInfo.y);\n csmPosWithBias = pos;\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n #if CC_CASCADED_LAYERS_TRANSITION\n vec4 nextCSMPos = vec4(1.0);\n vec4 nextShadowProjDepthInfo, nextShadowProjInfo;\n vec3 nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2;\n float nextRealtimeShadow = 1.0;\n CCGetCSMLevel(nextCSMPos, nextShadowProjDepthInfo, nextShadowProjInfo, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, worldPos, level + 1);\n bool hasNextLevel = CCHasCSMLevel(level + 1, worldPos);\n if (hasNextLevel && isTransitionArea) {\n vec4 nexPos = ApplyShadowDepthBias_FaceNormal(nextCSMPos, N, shadowBias.y, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, nextShadowProjInfo.xy);\n nexPos = ApplyShadowDepthBias_Orthographic(nexPos, shadowBias.x, nextShadowProjDepthInfo.x, nextShadowProjDepthInfo.y);\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft5X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft3X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n nextRealtimeShadow = CCGetDirLightShadowFactorHard(nexPos);\n #endif\n return mix(mix(nextRealtimeShadow, realtimeShadow, ratio), 1.0, cc_shadowNFLSInfo.w);\n }\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #else\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #endif\n }\n #else\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos) {\n return -1;\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias) {\n csmPos = cc_matLightViewProj * vec4(worldPos, 1.0);\n return CCShadowFactorBase(csmPosWithBias, csmPos, N, shadowBias);\n }\n #endif\n float CCShadowFactorBase(vec4 shadowPos, vec3 N, vec2 shadowBias) {\n vec4 shadowPosWithDepthBias;\n return CCShadowFactorBase(shadowPosWithDepthBias, shadowPos, N, shadowBias);\n }\n float CCCSMFactorBase(vec3 worldPos, vec3 N, vec2 shadowBias) {\n vec4 csmPos, csmPosWithBias;\n return CCCSMFactorBase(csmPos, csmPosWithBias, worldPos, N, shadowBias);\n }\n float CCSpotShadowFactorBase(vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n vec4 shadowPosWithDepthBias;\n return CCSpotShadowFactorBase(shadowPosWithDepthBias, shadowPos, worldPos, shadowBias);\n }\n #endif\n highp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n }\n vec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n }\n vec3 unpackRGBE (vec4 rgbe) {\n return rgbe.rgb * pow(1.1, rgbe.a * 255.0 - 128.0);\n }\n vec4 fragTextureLod (sampler2D tex, vec2 coord, float lod) {\n return textureLod(tex, coord, lod);\n }\n vec4 fragTextureLod (samplerCube tex, vec3 coord, float lod) {\n return textureLod(tex, coord, lod);\n }\n uniform samplerCube cc_environment;\n vec3 CalculateReflectDirection(vec3 N, vec3 V, float NoV)\n {\n float sideSign = NoV < 0.0 ? -1.0 : 1.0;\n N *= sideSign;\n return reflect(-V, N);\n }\n vec3 CalculatePlanarReflectPositionOnPlane(vec3 N, vec3 V, vec3 worldPos, vec4 plane, vec3 cameraPos, float probeReflectedDepth)\n {\n float distPixelToPlane = -dot(plane, vec4(worldPos, 1.0));\n plane.w += distPixelToPlane;\n float distCameraToPlane = abs(-dot(plane, vec4(cameraPos, 1.0)));\n vec3 planeN = plane.xyz;\n vec3 virtualCameraPos = cameraPos - 2.0 * distCameraToPlane * planeN;\n vec3 bumpedR = normalize(reflect(-V, N));\n vec3 reflectedPointPos = worldPos + probeReflectedDepth * bumpedR;\n vec3 virtualCameraToReflectedPoint = normalize(reflectedPointPos - virtualCameraPos);\n float y = distCameraToPlane / max(EPSILON_LOWP, dot(planeN, virtualCameraToReflectedPoint));\n return virtualCameraPos + y * virtualCameraToReflectedPoint;\n }\n vec4 CalculateBoxProjectedDirection(vec3 R, vec3 worldPos, vec3 cubeCenterPos, vec3 cubeBoxHalfSize)\n {\n vec3 W = worldPos - cubeCenterPos;\n vec3 projectedLength = (sign(R) * cubeBoxHalfSize - W) / (R + vec3(EPSILON));\n float len = min(min(projectedLength.x, projectedLength.y), projectedLength.z);\n vec3 P = W + len * R;\n float weight = len < 0.0 ? 0.0 : 1.0;\n return vec4(P, weight);\n }\n #if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP\n uniform samplerCube cc_diffuseMap;\n #endif\n #endif\n #if CC_USE_REFLECTION_PROBE\n uniform samplerCube cc_reflectionProbeCubemap;\n uniform sampler2D cc_reflectionProbePlanarMap;\n uniform sampler2D cc_reflectionProbeDataMap;\n uniform samplerCube cc_reflectionProbeBlendCubemap;\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n vec4 GetTexData(sampler2D dataMap, float dataMapWidth, float x, float uv_y)\n {\n return vec4(\n decode32(texture(dataMap, vec2(((x + 0.5)/dataMapWidth), uv_y))),\n decode32(texture(dataMap, vec2(((x + 1.5)/dataMapWidth), uv_y))),\n decode32(texture(dataMap, vec2(((x + 2.5)/dataMapWidth), uv_y))),\n decode32(texture(dataMap, vec2(((x + 3.5)/dataMapWidth), uv_y)))\n );\n }\n void GetPlanarReflectionProbeData(out vec4 plane, out float planarReflectionDepthScale, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n plane.xyz = texData1.xyz;\n plane.w = texData2.x;\n planarReflectionDepthScale = texData2.y;\n mipCount = texData2.z;\n #else\n plane = cc_reflectionProbeData1;\n planarReflectionDepthScale = cc_reflectionProbeData2.x;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n }\n void GetCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeData1.xyz;\n boxHalfSize = cc_reflectionProbeData2.xyz;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n bool isReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeData2.w > 1000.0;\n #endif\n }\n bool isBlendReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeBlendData2.w > 1000.0;\n #endif\n }\n void GetBlendCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeBlendData1.xyz;\n boxHalfSize = cc_reflectionProbeBlendData2.xyz;\n mipCount = cc_reflectionProbeBlendData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n #endif\n #if CC_USE_LIGHT_PROBE\n #if CC_USE_LIGHT_PROBE\n #if USE_INSTANCING\n in mediump vec4 v_sh_linear_const_r;\n in mediump vec4 v_sh_linear_const_g;\n in mediump vec4 v_sh_linear_const_b;\n #else\n layout(std140) uniform CCSH {\n vec4 cc_sh_linear_const_r;\n vec4 cc_sh_linear_const_g;\n vec4 cc_sh_linear_const_b;\n vec4 cc_sh_quadratic_r;\n vec4 cc_sh_quadratic_g;\n vec4 cc_sh_quadratic_b;\n vec4 cc_sh_quadratic_a;\n };\n #endif\n #if CC_USE_LIGHT_PROBE\n vec3 SHEvaluate(vec3 normal)\n {\n vec3 result;\n #if USE_INSTANCING\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(v_sh_linear_const_r, normal4);\n result.g = dot(v_sh_linear_const_g, normal4);\n result.b = dot(v_sh_linear_const_b, normal4);\n #else\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(cc_sh_linear_const_r, normal4);\n result.g = dot(cc_sh_linear_const_g, normal4);\n result.b = dot(cc_sh_linear_const_b, normal4);\n vec4 n14 = normal.xyzz * normal.yzzx;\n float n5 = normal.x * normal.x - normal.y * normal.y;\n result.r += dot(cc_sh_quadratic_r, n14);\n result.g += dot(cc_sh_quadratic_g, n14);\n result.b += dot(cc_sh_quadratic_b, n14);\n result += (cc_sh_quadratic_a.rgb * n5);\n #endif\n #if CC_USE_HDR\n result *= cc_exposure.w * cc_exposure.x;\n #endif\n return result;\n }\n #endif\n #endif\n #endif\n float GGXMobile (float roughness, float NoH, vec3 H, vec3 N) {\n vec3 NxH = cross(N, H);\n float OneMinusNoHSqr = dot(NxH, NxH);\n float a = roughness * roughness;\n float n = NoH * a;\n float p = a / max(EPSILON, OneMinusNoHSqr + n * n);\n return p * p;\n }\n float CalcSpecular (float roughness, float NoH, vec3 H, vec3 N) {\n return (roughness * 0.25 + 0.25) * GGXMobile(roughness, NoH, H, N);\n }\n vec3 BRDFApprox (vec3 specular, float roughness, float NoV) {\n const vec4 c0 = vec4(-1.0, -0.0275, -0.572, 0.022);\n const vec4 c1 = vec4(1.0, 0.0425, 1.04, -0.04);\n vec4 r = roughness * c0 + c1;\n float a004 = min(r.x * r.x, exp2(-9.28 * NoV)) * r.x + r.y;\n vec2 AB = vec2(-1.04, 1.04) * a004 + r.zw;\n AB.y *= clamp(50.0 * specular.g, 0.0, 1.0);\n return max(vec3(0.0), specular * AB.x + AB.y);\n }\n #if USE_REFLECTION_DENOISE\n vec3 GetEnvReflectionWithMipFiltering(vec3 R, float roughness, float mipCount, float denoiseIntensity, vec2 screenUV) {\n #if CC_USE_IBL\n \tfloat mip = roughness * (mipCount - 1.0);\n \tfloat delta = (dot(dFdx(R), dFdy(R))) * 1000.0;\n \tfloat mipBias = mix(0.0, 5.0, clamp(delta, 0.0, 1.0));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n vec4 biased = fragTextureLod(cc_reflectionProbeCubemap, R, mip + mipBias);\n \t vec4 filtered = texture(cc_reflectionProbeCubemap, R);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n vec4 biased = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mip + mipBias);\n vec4 filtered = texture(cc_reflectionProbePlanarMap, screenUV);\n #else\n vec4 biased = fragTextureLod(cc_environment, R, mip + mipBias);\n \t vec4 filtered = texture(cc_environment, R);\n #endif\n #if CC_USE_IBL == 2 || CC_USE_REFLECTION_PROBE != REFLECTION_PROBE_TYPE_NONE\n biased.rgb = unpackRGBE(biased);\n \tfiltered.rgb = unpackRGBE(filtered);\n #else\n \tbiased.rgb = SRGBToLinear(biased.rgb);\n \tfiltered.rgb = SRGBToLinear(filtered.rgb);\n #endif\n return mix(biased.rgb, filtered.rgb, denoiseIntensity);\n #else\n return vec3(0.0, 0.0, 0.0);\n #endif\n }\n #endif\n struct StandardSurface {\n vec4 albedo;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n vec3 position, position_fract_part;\n #else\n vec3 position;\n #endif\n vec3 normal;\n vec3 emissive;\n vec4 lightmap;\n float lightmap_test;\n float roughness;\n float metallic;\n float occlusion;\n float specularIntensity;\n #if CC_RECEIVE_SHADOW\n vec2 shadowBias;\n #endif\n #if CC_RECEIVE_SHADOW || CC_USE_REFLECTION_PROBE\n float reflectionProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n float reflectionProbeBlendId;\n float reflectionProbeBlendFactor;\n #endif\n };\n vec3 SampleReflectionProbe(samplerCube tex, vec3 R, float roughness, float mipCount, bool isRGBE) {\n vec4 envmap = fragTextureLod(tex, R, roughness * (mipCount - 1.0));\n if (isRGBE)\n return unpackRGBE(envmap);\n else\n return SRGBToLinear(envmap.rgb);\n }\n vec4 CCStandardShadingBase (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.08 * s.specularIntensity), s.albedo.rgb, s.metallic);\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n vec3 L = normalize(-cc_mainLitDir.xyz);\n float NL = max(dot(N, L), 0.0);\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (NL > 0.0 && cc_mainLitDir.w > 0.0) {\n #if CC_DIR_LIGHT_SHADOW_TYPE == 2\n shadow = CCCSMFactorBase(position, N, s.shadowBias);\n #endif\n #if CC_DIR_LIGHT_SHADOW_TYPE == 1\n shadow = CCShadowFactorBase(shadowPos, N, s.shadowBias);\n #endif\n }\n #endif\n vec3 finalColor = vec3(0.0);\n #if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n vec3 lightmap = s.lightmap.rgb;\n #if CC_USE_HDR\n lightmap.rgb *= cc_exposure.w * cc_exposure.x;\n #endif\n #if CC_USE_LIGHTMAP == LIGHT_MAP_TYPE_INDIRECT_OCCLUSION\n shadow *= s.lightmap.a;\n finalColor += diffuse * lightmap.rgb;\n #else\n finalColor += diffuse * lightmap.rgb * shadow;\n #endif\n s.occlusion *= s.lightmap_test;\n #endif\n #if !CC_DISABLE_DIRECTIONAL_LIGHT\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 H = normalize(L + V);\n float NH = max(dot(N, H), 0.0);\n vec3 lightingColor = NL * cc_mainLitColor.rgb * cc_mainLitColor.w;\n vec3 diffuseContrib = diffuse / PI;\n vec3 specularContrib = specular * CalcSpecular(s.roughness, NH, H, N);\n vec3 dirlightContrib = (diffuseContrib + specularContrib);\n dirlightContrib *= shadow;\n finalColor += lightingColor * dirlightContrib;\n #endif\n float fAmb = max(EPSILON, 0.5 - N.y * 0.5);\n vec3 ambDiff = mix(cc_ambientSky.rgb, cc_ambientGround.rgb, fAmb);\n vec3 env = vec3(0.0), rotationDir;\n #if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP && !CC_USE_LIGHT_PROBE\n rotationDir = RotationVecFromAxisY(N.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n vec4 diffuseMap = texture(cc_diffuseMap, rotationDir);\n #if CC_USE_DIFFUSEMAP == 2\n ambDiff = unpackRGBE(diffuseMap);\n #else\n ambDiff = SRGBToLinear(diffuseMap.rgb);\n #endif\n #endif\n #if !CC_USE_REFLECTION_PROBE\n vec3 R = normalize(reflect(-V, N));\n rotationDir = RotationVecFromAxisY(R.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n #if USE_REFLECTION_DENOISE && !CC_IBL_CONVOLUTED\n env = GetEnvReflectionWithMipFiltering(rotationDir, s.roughness, cc_ambientGround.w, 0.6, vec2(0.0));\n #else\n vec4 envmap = fragTextureLod(cc_environment, rotationDir, s.roughness * (cc_ambientGround.w - 1.0));\n #if CC_USE_IBL == 2\n env = unpackRGBE(envmap);\n #else\n env = SRGBToLinear(envmap.rgb);\n #endif\n #endif\n #endif\n #endif\n float lightIntensity = cc_ambientSky.w;\n #if CC_USE_REFLECTION_PROBE\n vec4 probe = vec4(0.0);\n vec3 R = normalize(reflect(-V, N));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n if(s.reflectionProbeId < 0.0){\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n }else{\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, position, centerPos, boxHalfSize);\n env = mix(SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity,\n SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId)), fixedR.w);\n }\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n if(s.reflectionProbeId < 0.0){\n vec2 screenUV = GetPlanarReflectScreenUV(s.position, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, 1.0);\n }else{\n vec4 plane;\n float planarReflectionDepthScale, mipCount;\n GetPlanarReflectionProbeData(plane, planarReflectionDepthScale, mipCount, s.reflectionProbeId);\n R = normalize(CalculateReflectDirection(N, V, max(abs(dot(N, V)), 0.0)));\n vec3 worldPosOffset = CalculatePlanarReflectPositionOnPlane(N, V, s.position, plane, cc_cameraPos.xyz, planarReflectionDepthScale);\n vec2 screenUV = GetPlanarReflectScreenUV(worldPosOffset, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mipCount);\n }\n env = unpackRGBE(probe);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n if (s.reflectionProbeId < 0.0) {\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n } else {\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, s.position, centerPos, boxHalfSize);\n env = SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId));\n if (s.reflectionProbeBlendId < 0.0) {\n vec3 skyBoxEnv = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity;\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n env = mix(env, skyBoxEnv, s.reflectionProbeBlendFactor);\n #else\n env = mix(skyBoxEnv, env, fixedR.w);\n #endif\n } else {\n vec3 centerPosBlend, boxHalfSizeBlend;\n float mipCountBlend;\n GetBlendCubeReflectionProbeData(centerPosBlend, boxHalfSizeBlend, mipCountBlend, s.reflectionProbeBlendId);\n vec4 fixedRBlend = CalculateBoxProjectedDirection(R, s.position, centerPosBlend, boxHalfSizeBlend);\n vec3 probe1 = SampleReflectionProbe(cc_reflectionProbeBlendCubemap, fixedRBlend.xyz, s.roughness, mipCountBlend, isBlendReflectProbeUsingRGBE(s.reflectionProbeBlendId));\n env = mix(env, probe1, s.reflectionProbeBlendFactor);\n }\n }\n #endif\n #endif\n #if CC_USE_REFLECTION_PROBE\n lightIntensity = s.reflectionProbeId < 0.0 ? lightIntensity : 1.0;\n #endif\n finalColor += env * lightIntensity * specular * s.occlusion;\n #if CC_USE_LIGHT_PROBE\n finalColor += SHEvaluate(N) * diffuse * s.occlusion;\n #endif\n finalColor += ambDiff.rgb * cc_ambientSky.w * diffuse * s.occlusion;\n finalColor += s.emissive;\n return vec4(finalColor, s.albedo.a);\n }\n #if CC_PIPELINE_TYPE == 0\n #define LIGHTS_PER_PASS 1\n #else\n #define LIGHTS_PER_PASS 10\n #endif\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n layout(std140) uniform CCForwardLight {\n highp vec4 cc_lightPos[LIGHTS_PER_PASS];\n vec4 cc_lightColor[LIGHTS_PER_PASS];\n vec4 cc_lightSizeRangeAngle[LIGHTS_PER_PASS];\n vec4 cc_lightDir[LIGHTS_PER_PASS];\n vec4 cc_lightBoundingSizeVS[LIGHTS_PER_PASS];\n };\n #endif\n float SmoothDistAtt (float distSqr, float invSqrAttRadius) {\n float factor = distSqr * invSqrAttRadius;\n float smoothFactor = clamp(1.0 - factor * factor, 0.0, 1.0);\n return smoothFactor * smoothFactor;\n }\n float GetDistAtt (float distSqr, float invSqrAttRadius) {\n float attenuation = 1.0 / max(distSqr, 0.01*0.01);\n attenuation *= SmoothDistAtt(distSqr , invSqrAttRadius);\n return attenuation;\n }\n float GetAngleAtt (vec3 L, vec3 litDir, float litAngleScale, float litAngleOffset) {\n float cd = dot(litDir, L);\n float attenuation = clamp(cd * litAngleScale + litAngleOffset, 0.0, 1.0);\n return (attenuation * attenuation);\n }\n float GetOutOfRange (vec3 worldPos, vec3 lightPos, vec3 lookAt, vec3 right, vec3 BoundingHalfSizeVS) {\n vec3 v = vec3(0.0);\n vec3 up = cross(right, lookAt);\n worldPos -= lightPos;\n v.x = dot(worldPos, right);\n v.y = dot(worldPos, up);\n v.z = dot(worldPos, lookAt);\n vec3 result = step(abs(v), BoundingHalfSizeVS);\n return result.x * result.y * result.z;\n }\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n vec4 CCStandardShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n int numLights = CC_PIPELINE_TYPE == 0 ? LIGHTS_PER_PASS : int(cc_lightDir[0].w);\n for (int i = 0; i < LIGHTS_PER_PASS; i++) {\n if (i >= numLights) break;\n vec3 SLU = IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w) ? -cc_lightDir[i].xyz : cc_lightPos[i].xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.0);\n float SNH = max(dot(N, SH), 0.0);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n float illum = 1.0;\n float att = 1.0;\n if (IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) {\n att = GetOutOfRange(position, cc_lightPos[i].xyz, cc_lightDir[i].xyz, cc_lightSizeRangeAngle[i].xyz, cc_lightBoundingSizeVS[i].xyz);\n } else {\n float distSqr = dot(SLU, SLU);\n float litRadius = cc_lightSizeRangeAngle[i].x;\n float litRadiusSqr = litRadius * litRadius;\n illum = (IS_POINT_LIGHT(cc_lightPos[i].w) || IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) ? 1.0 : litRadiusSqr / max(litRadiusSqr, distSqr);\n float attRadiusSqrInv = 1.0 / max(cc_lightSizeRangeAngle[i].y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n att = GetDistAtt(distSqr, attRadiusSqrInv);\n if (IS_SPOT_LIGHT(cc_lightPos[i].w)) {\n float cosInner = max(dot(-cc_lightDir[i].xyz, SL), 0.01);\n float cosOuter = cc_lightSizeRangeAngle[i].z;\n float strength = clamp(cc_lightBoundingSizeVS[i].w, 0.0, 1.0);\n float litAngleScale = 1.0 / max(0.001, mix(cosInner, 1.0, strength) - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -cc_lightDir[i].xyz, litAngleScale, litAngleOffset);\n }\n }\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(cc_lightPos[i].w) && cc_lightSizeRangeAngle[i].w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n finalColor += SNL * cc_lightColor[i].rgb * shadow * cc_lightColor[i].w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n #endif\n#if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n layout(std430, binding = 0) readonly buffer b_ccLightsBuffer { vec4 b_ccLights[]; };\n layout(std430, binding = 1) readonly buffer b_clusterLightIndicesBuffer { uint b_clusterLightIndices[]; };\n layout(std430, binding = 2) readonly buffer b_clusterLightGridBuffer { uvec4 b_clusterLightGrid[]; };\n struct CCLight\n {\n vec4 cc_lightPos;\n vec4 cc_lightColor;\n vec4 cc_lightSizeRangeAngle;\n vec4 cc_lightDir;\n vec4 cc_lightBoundingSizeVS;\n };\n struct Cluster\n {\n vec3 minBounds;\n vec3 maxBounds;\n };\n struct LightGrid\n {\n uint offset;\n uint ccLights;\n };\n CCLight getCCLight(uint i)\n {\n CCLight light;\n light.cc_lightPos = b_ccLights[5u * i + 0u];\n light.cc_lightColor = b_ccLights[5u * i + 1u];\n light.cc_lightSizeRangeAngle = b_ccLights[5u * i + 2u];\n light.cc_lightDir = b_ccLights[5u * i + 3u];\n light.cc_lightBoundingSizeVS = b_ccLights[5u * i + 4u];\n return light;\n }\n LightGrid getLightGrid(uint cluster)\n {\n uvec4 gridvec = b_clusterLightGrid[cluster];\n LightGrid grid;\n grid.offset = gridvec.x;\n grid.ccLights = gridvec.y;\n return grid;\n }\n uint getGridLightIndex(uint start, uint offset)\n {\n return b_clusterLightIndices[start + offset];\n }\n uint getClusterZIndex(vec4 worldPos)\n {\n float scale = float(24u) / log(cc_nearFar.y / cc_nearFar.x);\n float bias = -(float(24u) * log(cc_nearFar.x) / log(cc_nearFar.y / cc_nearFar.x));\n float eyeDepth = -(cc_matView * worldPos).z;\n uint zIndex = uint(max(log(eyeDepth) * scale + bias, 0.0));\n return zIndex;\n }\n uint getClusterIndex(vec4 fragCoord, vec4 worldPos)\n {\n uint zIndex = getClusterZIndex(worldPos);\n float clusterSizeX = ceil(cc_viewPort.z / float(16u));\n float clusterSizeY = ceil(cc_viewPort.w / float(8u));\n uvec3 indices = uvec3(uvec2(fragCoord.xy / vec2(clusterSizeX, clusterSizeY)), zIndex);\n uint cluster = (16u * 8u) * indices.z + 16u * indices.y + indices.x;\n return cluster;\n }\n vec4 CCClusterShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.001);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n uint cluster = getClusterIndex(gl_FragCoord, vec4(position, 1.0));\n LightGrid grid = getLightGrid(cluster);\n uint numLights = grid.ccLights;\n for (uint i = 0u; i < 200u; i++) {\n if (i >= numLights) break;\n uint lightIndex = getGridLightIndex(grid.offset, i);\n CCLight light = getCCLight(lightIndex);\n vec3 SLU = light.cc_lightPos.xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.001);\n float SNH = max(dot(N, SH), 0.0);\n float distSqr = dot(SLU, SLU);\n float litRadius = light.cc_lightSizeRangeAngle.x;\n float litRadiusSqr = litRadius * litRadius;\n float illum = PI * (litRadiusSqr / max(litRadiusSqr , distSqr));\n float attRadiusSqrInv = 1.0 / max(light.cc_lightSizeRangeAngle.y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n float att = GetDistAtt(distSqr, attRadiusSqrInv);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n if (IS_SPOT_LIGHT(light.cc_lightPos.w)) {\n float cosInner = max(dot(-light.cc_lightDir.xyz, SL), 0.01);\n float cosOuter = light.cc_lightSizeRangeAngle.z;\n float litAngleScale = 1.0 / max(0.001, cosInner - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -light.cc_lightDir.xyz, litAngleScale, litAngleOffset);\n }\n vec3 lightColor = light.cc_lightColor.rgb;\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(light.cc_lightPos.w) && light.cc_lightSizeRangeAngle.w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n lightColor *= shadow;\n finalColor += SNL * lightColor * light.cc_lightColor.w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n#endif\n vec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n }\n vec4 CCFragOutput (vec4 color) {\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #elif !CC_USE_FLOAT_OUTPUT\n #if CC_USE_HDR && CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n }\n #if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n #endif\n void CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n {\n #if CC_USE_FOG == 0\n \tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n #elif CC_USE_FOG == 1\n \tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n #elif CC_USE_FOG == 2\n \tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n #elif CC_USE_FOG == 3\n \tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n #else\n \tfactor = 1.0;\n #endif\n }\n void CC_APPLY_FOG_BASE(inout vec4 color, float factor) {\n \tcolor = vec4(mix(cc_fogColor.rgb, color.rgb, factor), color.a);\n }\n vec2 signNotZero(vec2 v) {\n return vec2((v.x >= 0.0) ? +1.0 : -1.0, (v.y >= 0.0) ? +1.0 : -1.0);\n }\n vec3 oct_to_float32x3(vec2 e) {\n vec3 v = vec3(e.xy, 1.0 - abs(e.x) - abs(e.y));\n if (v.z < 0.0) v.xy = (1.0 - abs(v.yx)) * signNotZero(v.xy);\n return normalize(v);\n }\n in vec2 v_uv;\n uniform sampler2D albedoMap;\n uniform sampler2D normalMap;\n uniform sampler2D emissiveMap;\n uniform sampler2D depthStencil;\n layout(location = 0) out vec4 fragColor;\n vec4 screen2WS(vec3 coord) {\n vec3 ndc = vec3(\n 2.0 * (coord.x - cc_viewPort.x) / cc_viewPort.z - 1.0,\n 2.0 * (coord.y - cc_viewPort.y) / cc_viewPort.w - 1.0,\n 2.0 * coord.z - 1.0);\n CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(ndc.y);\n return GetWorldPosFromNDCPosRH(ndc, cc_matProj, cc_matViewProjInv);\n }\n void main () {\n StandardSurface s;\n vec4 albedo = texture(albedoMap, v_uv);\n vec4 normal = texture(normalMap, v_uv);\n vec4 emissive = texture(emissiveMap, v_uv);\n float depth = texture(depthStencil, v_uv).x;\n s.albedo = albedo;\n vec3 position = screen2WS(vec3(gl_FragCoord.xy, depth)).xyz;\n s.position = position;\n s.roughness = normal.z;\n s.normal = oct_to_float32x3(normal.xy);\n s.specularIntensity = 0.5;\n s.metallic = normal.w;\n s.emissive = emissive.xyz;\n s.occlusion = emissive.w;\n#if CC_RECEIVE_SHADOW\n s.shadowBias = vec2(0, 0);\n#endif\n float fogFactor;\n CC_TRANSFER_FOG_BASE(vec4(position, 1), fogFactor);\n vec4 shadowPos;\n shadowPos = cc_matLightViewProj * vec4(position, 1);\n vec4 color = CCStandardShadingBase(s, shadowPos) +\n#if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n CCClusterShadingAdditive(s, shadowPos);\n#else\n CCStandardShadingAdditive(s, shadowPos);\n#endif\n CC_APPLY_FOG_BASE(color, fogFactor);\n color = CCFragOutput(color);\n#if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_SINGLE\n color = vec4(albedoMap.rgb, 1.0);\n#endif\n fragColor = color;\n }"},"glsl1":{"vert":"\nprecision highp float;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nattribute vec3 a_position;\nattribute vec3 a_normal;\nattribute vec2 a_texCoord;\nattribute vec4 a_tangent;\n#if CC_USE_SKINNING\n attribute vec4 a_joints;\n attribute vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n attribute highp vec4 a_jointAnimInfo;\n #endif\n attribute vec4 a_matWorld0;\n attribute vec4 a_matWorld1;\n attribute vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n attribute vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n attribute vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n attribute vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n attribute vec4 a_sh_linear_const_r;\n attribute vec4 a_sh_linear_const_g;\n attribute vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n attribute float a_vertexId;\n#endif\nuniform highp vec4 cc_cameraPos;\nvarying vec2 v_uv;\nvoid main () {\n vec4 position;\n position = vec4(a_position, 1.0);\n position.xy = cc_cameraPos.w == 0.0 ? vec2(position.xy.x, -position.xy.y) : position.xy;\n gl_Position = vec4(position.x, position.y, 1.0, 1.0);\n v_uv = a_texCoord;\n}","frag":"\n#ifdef GL_OES_standard_derivatives\n#extension GL_OES_standard_derivatives: enable\n#endif\n#ifdef GL_EXT_shader_texture_lod\n#extension GL_EXT_shader_texture_lod: enable\n#endif\n precision highp float;\n uniform mediump vec4 cc_probeInfo;\n uniform highp mat4 cc_matView;\n uniform highp mat4 cc_matProj;\n uniform highp mat4 cc_matViewProj;\n uniform highp mat4 cc_matViewProjInv;\n uniform highp vec4 cc_cameraPos;\n uniform mediump vec4 cc_surfaceTransform;\n uniform mediump vec4 cc_exposure;\n uniform mediump vec4 cc_mainLitDir;\n uniform mediump vec4 cc_mainLitColor;\n uniform mediump vec4 cc_ambientSky;\n uniform mediump vec4 cc_ambientGround;\n uniform mediump vec4 cc_fogColor;\n uniform mediump vec4 cc_fogBase;\n uniform mediump vec4 cc_fogAdd;\n uniform mediump vec4 cc_nearFar;\n uniform mediump vec4 cc_viewPort;\n #define QUATER_PI 0.78539816340\n #define HALF_PI 1.57079632679\n #define PI 3.14159265359\n #define PI2 6.28318530718\n #define PI4 12.5663706144\n #define INV_QUATER_PI 1.27323954474\n #define INV_HALF_PI 0.63661977237\n #define INV_PI 0.31830988618\n #define INV_PI2 0.15915494309\n #define INV_PI4 0.07957747155\n #define EPSILON 1e-6\n #define EPSILON_LOWP 1e-4\n #define LOG2 1.442695\n #define EXP_VALUE 2.71828183\n #define FP_MAX 65504.0\n #define FP_SCALE 0.0009765625\n #define FP_SCALE_INV 1024.0\n #define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n #define LIGHT_MAP_TYPE_DISABLED 0\n #define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n #define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n #define REFLECTION_PROBE_TYPE_NONE 0\n #define REFLECTION_PROBE_TYPE_CUBE 1\n #define REFLECTION_PROBE_TYPE_PLANAR 2\n #define REFLECTION_PROBE_TYPE_BLEND 3\n #define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n #define LIGHT_TYPE_DIRECTIONAL 0.0\n #define LIGHT_TYPE_SPHERE 1.0\n #define LIGHT_TYPE_SPOT 2.0\n #define LIGHT_TYPE_POINT 3.0\n #define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n #define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n #define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n #define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n #define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n #define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n #define TONE_MAPPING_ACES 0\n #define TONE_MAPPING_LINEAR 1\n #define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n #ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n #endif\n #ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n #endif\n vec3 SRGBToLinear (vec3 gamma) {\n #ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n #endif\n return gamma * gamma;\n }\n vec3 LinearToSRGB(vec3 linear) {\n #ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n #endif\n return sqrt(linear);\n }\n uniform highp mat4 cc_matLightView;\n uniform highp mat4 cc_matLightViewProj;\n uniform highp vec4 cc_shadowInvProjDepthInfo;\n uniform highp vec4 cc_shadowProjDepthInfo;\n uniform highp vec4 cc_shadowProjInfo;\n uniform mediump vec4 cc_shadowNFLSInfo;\n uniform mediump vec4 cc_shadowWHPBInfo;\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n uniform highp vec4 cc_csmViewDir0[4];\n uniform highp vec4 cc_csmViewDir1[4];\n uniform highp vec4 cc_csmViewDir2[4];\n uniform highp vec4 cc_csmAtlas[4];\n uniform highp mat4 cc_matCSMViewProj[4];\n uniform highp vec4 cc_csmProjDepthInfo[4];\n uniform highp vec4 cc_csmProjInfo[4];\n uniform highp vec4 cc_csmSplitsInfo;\n #endif\n #if defined(CC_USE_METAL) || defined(CC_USE_WGPU)\n #define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y) y = -y\n #else\n #define CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(y)\n #endif\n vec2 GetPlanarReflectScreenUV(vec3 worldPos, mat4 matVirtualCameraViewProj, float flipNDCSign, vec3 viewDir, vec3 reflectDir)\n {\n vec4 clipPos = matVirtualCameraViewProj * vec4(worldPos, 1.0);\n vec2 screenUV = clipPos.xy / clipPos.w * 0.5 + 0.5;\n screenUV = vec2(1.0 - screenUV.x, screenUV.y);\n screenUV = flipNDCSign == 1.0 ? vec2(screenUV.x, 1.0 - screenUV.y) : screenUV;\n return screenUV;\n }\n float GetCameraDepthRH(float depthHS, mat4 matProj)\n {\n return -matProj[3][2] / (depthHS + matProj[2][2]);\n }\n float GetCameraDepthRH(float depthHS, float matProj32, float matProj22)\n {\n return -matProj32 / (depthHS + matProj22);\n }\n vec4 GetWorldPosFromNDCPosRH(vec3 posHS, mat4 matProj, mat4 matViewProjInv)\n {\n float w = -GetCameraDepthRH(posHS.z, matProj);\n return matViewProjInv * vec4(posHS * w, w);\n }\n float GetLinearDepthFromViewSpace(vec3 viewPos, float near, float far) {\n float dist = length(viewPos);\n return (dist - near) / (far - near);\n }\n vec3 RotationVecFromAxisY(vec3 v, float cosTheta, float sinTheta)\n {\n vec3 result;\n result.x = dot(v, vec3(cosTheta, 0.0, -sinTheta));\n result.y = v.y;\n result.z = dot(v, vec3(sinTheta, 0.0, cosTheta));\n return result;\n }\n vec3 RotationVecFromAxisY(vec3 v, float rotateAngleArc)\n {\n return RotationVecFromAxisY(v, cos(rotateAngleArc), sin(rotateAngleArc));\n }\n float CCGetLinearDepth(vec3 worldPos, float viewSpaceBias) {\n \tvec4 viewPos = cc_matLightView * vec4(worldPos.xyz, 1.0);\n viewPos.z += viewSpaceBias;\n \treturn GetLinearDepthFromViewSpace(viewPos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n }\n float CCGetLinearDepth(vec3 worldPos) {\n \treturn CCGetLinearDepth(worldPos, 0.0);\n }\n #if CC_RECEIVE_SHADOW\n uniform highp sampler2D cc_shadowMap;\n uniform highp sampler2D cc_spotShadowMap;\n #define UnpackBitFromFloat(value, bit) (mod(floor(value / pow(10.0, float(bit))), 10.0) > 0.0)\n highp float unpackHighpData (float mainPart, float modPart) {\n highp float data = mainPart;\n return data + modPart;\n }\n highp float unpackHighpData (float mainPart, float modPart, const float modValue) {\n highp float data = mainPart * modValue;\n return data + modPart * modValue;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart) {\n highp vec2 data = mainPart;\n return data + modPart;\n }\n highp vec2 unpackHighpData (vec2 mainPart, vec2 modPart, const float modValue) {\n highp vec2 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart) {\n highp vec3 data = mainPart;\n return data + modPart;\n }\n highp vec3 unpackHighpData (vec3 mainPart, vec3 modPart, const float modValue) {\n highp vec3 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart) {\n highp vec4 data = mainPart;\n return data + modPart;\n }\n highp vec4 unpackHighpData (vec4 mainPart, vec4 modPart, const float modValue) {\n highp vec4 data = mainPart * modValue;\n return data + modPart * modValue;\n }\n vec4 shadowTexure(highp sampler2D shadowMap, vec2 coord) {\n #if defined(CC_USE_WGPU)\n return texture2DLod(shadowMap, coord, 0.0);\n #else\n return texture2D(shadowMap, coord);\n #endif\n }\n float NativePCFShadowFactorHard (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n #if CC_SHADOWMAP_FORMAT == 1\n return step(shadowNDCPos.z, dot(shadowTexure(shadowMap, shadowNDCPos.xy), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n return step(shadowNDCPos.z, shadowTexure(shadowMap, shadowNDCPos.xy).x);\n #endif\n }\n float NativePCFShadowFactorSoft (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 shadowNDCPos_offset = shadowNDCPos.xy + oneTap;\n float block0, block1, block2, block3;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos.y)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset.y)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset.x, shadowNDCPos_offset.y)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block2, block3, coefX);\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n return mix(resultX, resultY, coefY);\n }\n float NativePCFShadowFactorSoft3X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n float shadowNDCPos_offset_L = shadowNDCPos.x - oneTap.x;\n float shadowNDCPos_offset_R = shadowNDCPos.x + oneTap.x;\n float shadowNDCPos_offset_U = shadowNDCPos.y - oneTap.y;\n float shadowNDCPos_offset_D = shadowNDCPos.y + oneTap.y;\n float block0, block1, block2, block3, block4, block5, block6, block7, block8;\n #if CC_SHADOWMAP_FORMAT == 1\n block0 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block0 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_U)).x);\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_U)).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_U)).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos.y)).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos.y)).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos.y)).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_L, shadowNDCPos_offset_D)).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos.x, shadowNDCPos_offset_D)).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, vec2(shadowNDCPos_offset_R, shadowNDCPos_offset_D)).x);\n #endif\n float coefX = mod(shadowNDCPos.x, oneTap.x) * shadowMapResolution.x;\n float coefY = mod(shadowNDCPos.y, oneTap.y) * shadowMapResolution.y;\n float shadow = 0.0;\n float resultX = mix(block0, block1, coefX);\n float resultY = mix(block3, block4, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block1, block2, coefX);\n resultY = mix(block4, block5, coefX);\n shadow += mix(resultX , resultY, coefY);\n resultX = mix(block3, block4, coefX);\n resultY = mix(block6, block7, coefX);\n shadow += mix(resultX, resultY, coefY);\n resultX = mix(block4, block5, coefX);\n resultY = mix(block7, block8, coefX);\n shadow += mix(resultX, resultY, coefY);\n return shadow * 0.25;\n }\n float NativePCFShadowFactorSoft5X (vec3 shadowNDCPos, highp sampler2D shadowMap, vec2 shadowMapResolution)\n {\n vec2 oneTap = 1.0 / shadowMapResolution;\n vec2 twoTap = oneTap * 2.0;\n vec2 offset1 = shadowNDCPos.xy + vec2(-twoTap.x, -twoTap.y);\n vec2 offset2 = shadowNDCPos.xy + vec2(-oneTap.x, -twoTap.y);\n vec2 offset3 = shadowNDCPos.xy + vec2(0.0, -twoTap.y);\n vec2 offset4 = shadowNDCPos.xy + vec2(oneTap.x, -twoTap.y);\n vec2 offset5 = shadowNDCPos.xy + vec2(twoTap.x, -twoTap.y);\n vec2 offset6 = shadowNDCPos.xy + vec2(-twoTap.x, -oneTap.y);\n vec2 offset7 = shadowNDCPos.xy + vec2(-oneTap.x, -oneTap.y);\n vec2 offset8 = shadowNDCPos.xy + vec2(0.0, -oneTap.y);\n vec2 offset9 = shadowNDCPos.xy + vec2(oneTap.x, -oneTap.y);\n vec2 offset10 = shadowNDCPos.xy + vec2(twoTap.x, -oneTap.y);\n vec2 offset11 = shadowNDCPos.xy + vec2(-twoTap.x, 0.0);\n vec2 offset12 = shadowNDCPos.xy + vec2(-oneTap.x, 0.0);\n vec2 offset13 = shadowNDCPos.xy + vec2(0.0, 0.0);\n vec2 offset14 = shadowNDCPos.xy + vec2(oneTap.x, 0.0);\n vec2 offset15 = shadowNDCPos.xy + vec2(twoTap.x, 0.0);\n vec2 offset16 = shadowNDCPos.xy + vec2(-twoTap.x, oneTap.y);\n vec2 offset17 = shadowNDCPos.xy + vec2(-oneTap.x, oneTap.y);\n vec2 offset18 = shadowNDCPos.xy + vec2(0.0, oneTap.y);\n vec2 offset19 = shadowNDCPos.xy + vec2(oneTap.x, oneTap.y);\n vec2 offset20 = shadowNDCPos.xy + vec2(twoTap.x, oneTap.y);\n vec2 offset21 = shadowNDCPos.xy + vec2(-twoTap.x, twoTap.y);\n vec2 offset22 = shadowNDCPos.xy + vec2(-oneTap.x, twoTap.y);\n vec2 offset23 = shadowNDCPos.xy + vec2(0.0, twoTap.y);\n vec2 offset24 = shadowNDCPos.xy + vec2(oneTap.x, twoTap.y);\n vec2 offset25 = shadowNDCPos.xy + vec2(twoTap.x, twoTap.y);\n float block1, block2, block3, block4, block5, block6, block7, block8, block9, block10, block11, block12, block13, block14, block15, block16, block17, block18, block19, block20, block21, block22, block23, block24, block25;\n #if CC_SHADOWMAP_FORMAT == 1\n block1 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset1), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block2 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset2), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block3 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset3), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block4 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset4), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block5 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset5), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block6 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset6), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block7 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset7), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block8 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset8), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block9 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset9), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block10 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset10), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block11 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset11), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block12 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset12), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block13 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset13), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block14 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset14), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block15 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset15), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block16 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset16), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block17 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset17), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block18 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset18), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block19 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset19), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block20 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset20), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block21 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset21), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block22 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset22), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block23 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset23), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block24 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset24), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n block25 = step(shadowNDCPos.z, dot(shadowTexure(shadowMap, offset25), vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0)));\n #else\n block1 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset1).x);\n block2 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset2).x);\n block3 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset3).x);\n block4 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset4).x);\n block5 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset5).x);\n block6 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset6).x);\n block7 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset7).x);\n block8 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset8).x);\n block9 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset9).x);\n block10 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset10).x);\n block11 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset11).x);\n block12 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset12).x);\n block13 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset13).x);\n block14 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset14).x);\n block15 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset15).x);\n block16 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset16).x);\n block17 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset17).x);\n block18 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset18).x);\n block19 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset19).x);\n block20 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset20).x);\n block21 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset21).x);\n block22 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset22).x);\n block23 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset23).x);\n block24 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset24).x);\n block25 = step(shadowNDCPos.z, shadowTexure(shadowMap, offset25).x);\n #endif\n vec2 coef = fract(shadowNDCPos.xy * shadowMapResolution);\n vec2 v1X1 = mix(vec2(block1, block6), vec2(block2, block7), coef.xx);\n vec2 v1X2 = mix(vec2(block2, block7), vec2(block3, block8), coef.xx);\n vec2 v1X3 = mix(vec2(block3, block8), vec2(block4, block9), coef.xx);\n vec2 v1X4 = mix(vec2(block4, block9), vec2(block5, block10), coef.xx);\n float v1 = mix(v1X1.x, v1X1.y, coef.y) + mix(v1X2.x, v1X2.y, coef.y) + mix(v1X3.x, v1X3.y, coef.y) + mix(v1X4.x, v1X4.y, coef.y);\n vec2 v2X1 = mix(vec2(block6, block11), vec2(block7, block12), coef.xx);\n vec2 v2X2 = mix(vec2(block7, block12), vec2(block8, block13), coef.xx);\n vec2 v2X3 = mix(vec2(block8, block13), vec2(block9, block14), coef.xx);\n vec2 v2X4 = mix(vec2(block9, block14), vec2(block10, block15), coef.xx);\n float v2 = mix(v2X1.x, v2X1.y, coef.y) + mix(v2X2.x, v2X2.y, coef.y) + mix(v2X3.x, v2X3.y, coef.y) + mix(v2X4.x, v2X4.y, coef.y);\n vec2 v3X1 = mix(vec2(block11, block16), vec2(block12, block17), coef.xx);\n vec2 v3X2 = mix(vec2(block12, block17), vec2(block13, block18), coef.xx);\n vec2 v3X3 = mix(vec2(block13, block18), vec2(block14, block19), coef.xx);\n vec2 v3X4 = mix(vec2(block14, block19), vec2(block15, block20), coef.xx);\n float v3 = mix(v3X1.x, v3X1.y, coef.y) + mix(v3X2.x, v3X2.y, coef.y) + mix(v3X3.x, v3X3.y, coef.y) + mix(v3X4.x, v3X4.y, coef.y);\n vec2 v4X1 = mix(vec2(block16, block21), vec2(block17, block22), coef.xx);\n vec2 v4X2 = mix(vec2(block17, block22), vec2(block18, block23), coef.xx);\n vec2 v4X3 = mix(vec2(block18, block23), vec2(block19, block24), coef.xx);\n vec2 v4X4 = mix(vec2(block19, block24), vec2(block20, block25), coef.xx);\n float v4 = mix(v4X1.x, v4X1.y, coef.y) + mix(v4X2.x, v4X2.y, coef.y) + mix(v4X3.x, v4X3.y, coef.y) + mix(v4X4.x, v4X4.y, coef.y);\n float fAvg = (v1 + v2 + v3 + v4) * 0.0625;\n return fAvg;\n }\n bool GetShadowNDCPos(out vec3 shadowNDCPos, vec4 shadowPosWithDepthBias)\n {\n \tshadowNDCPos = shadowPosWithDepthBias.xyz / shadowPosWithDepthBias.w * 0.5 + 0.5;\n \tif (shadowNDCPos.x < 0.0 || shadowNDCPos.x > 1.0 ||\n \t\tshadowNDCPos.y < 0.0 || shadowNDCPos.y > 1.0 ||\n \t\tshadowNDCPos.z < 0.0 || shadowNDCPos.z > 1.0) {\n \t\treturn false;\n \t}\n \tshadowNDCPos.xy = cc_cameraPos.w == 1.0 ? vec2(shadowNDCPos.xy.x, 1.0 - shadowNDCPos.xy.y) : shadowNDCPos.xy;\n \treturn true;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, vec3 matViewDir0, vec3 matViewDir1, vec3 matViewDir2, vec2 projScaleXY)\n {\n vec4 newShadowPos = shadowPos;\n if (normalBias > EPSILON_LOWP)\n {\n vec3 viewNormal = vec3(dot(matViewDir0, worldNormal), dot(matViewDir1, worldNormal), dot(matViewDir2, worldNormal));\n if (viewNormal.z < 0.1)\n newShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n }\n return newShadowPos;\n }\n vec4 ApplyShadowDepthBias_FaceNormal(vec4 shadowPos, vec3 worldNormal, float normalBias, mat4 matLightView, vec2 projScaleXY)\n {\n \tvec4 newShadowPos = shadowPos;\n \tif (normalBias > EPSILON_LOWP)\n \t{\n \t\tvec4 viewNormal = matLightView * vec4(worldNormal, 0.0);\n \t\tif (viewNormal.z < 0.1)\n \t\t\tnewShadowPos.xy += viewNormal.xy * projScaleXY * normalBias * clamp(viewNormal.z, 0.001, 0.1);\n \t}\n \treturn newShadowPos;\n }\n float GetViewSpaceDepthFromNDCDepth_Orthgraphic(float NDCDepth, float projScaleZ, float projBiasZ)\n {\n \treturn (NDCDepth - projBiasZ) / projScaleZ;\n }\n float GetViewSpaceDepthFromNDCDepth_Perspective(float NDCDepth, float homogenousDividW, float invProjScaleZ, float invProjBiasZ)\n {\n \treturn NDCDepth * invProjScaleZ + homogenousDividW * invProjBiasZ;\n }\n vec4 ApplyShadowDepthBias_Perspective(vec4 shadowPos, float viewspaceDepthBias)\n {\n \tvec3 viewSpacePos;\n \tviewSpacePos.xy = shadowPos.xy * cc_shadowProjInfo.zw;\n \tviewSpacePos.z = GetViewSpaceDepthFromNDCDepth_Perspective(shadowPos.z, shadowPos.w, cc_shadowInvProjDepthInfo.x, cc_shadowInvProjDepthInfo.y);\n \tviewSpacePos.xyz += cc_shadowProjDepthInfo.z * normalize(viewSpacePos.xyz) * viewspaceDepthBias;\n \tvec4 clipSpacePos;\n \tclipSpacePos.xy = viewSpacePos.xy * cc_shadowProjInfo.xy;\n \tclipSpacePos.zw = viewSpacePos.z * cc_shadowProjDepthInfo.xz + vec2(cc_shadowProjDepthInfo.y, 0.0);\n \t#if CC_SHADOWMAP_USE_LINEAR_DEPTH\n \t\tclipSpacePos.z = GetLinearDepthFromViewSpace(viewSpacePos.xyz, cc_shadowNFLSInfo.x, cc_shadowNFLSInfo.y);\n \t\tclipSpacePos.z = (clipSpacePos.z * 2.0 - 1.0) * clipSpacePos.w;\n \t#endif\n \treturn clipSpacePos;\n }\n vec4 ApplyShadowDepthBias_Orthographic(vec4 shadowPos, float viewspaceDepthBias, float projScaleZ, float projBiasZ)\n {\n \tfloat coeffA = projScaleZ;\n \tfloat coeffB = projBiasZ;\n \tfloat viewSpacePos_z = GetViewSpaceDepthFromNDCDepth_Orthgraphic(shadowPos.z, projScaleZ, projBiasZ);\n \tviewSpacePos_z += viewspaceDepthBias;\n \tvec4 result = shadowPos;\n \tresult.z = viewSpacePos_z * coeffA + coeffB;\n \treturn result;\n }\n vec4 ApplyShadowDepthBias_PerspectiveLinearDepth(vec4 shadowPos, float viewspaceDepthBias, vec3 worldPos)\n {\n shadowPos.z = CCGetLinearDepth(worldPos, viewspaceDepthBias) * 2.0 - 1.0;\n shadowPos.z *= shadowPos.w;\n return shadowPos;\n }\n float CCGetDirLightShadowFactorHard (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetDirLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_shadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorHard (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorHard(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft3X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft3X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCGetSpotLightShadowFactorSoft5X (vec4 shadowPosWithDepthBias, vec3 worldPos) {\n \t vec3 shadowNDCPos;\n \t if (!GetShadowNDCPos(shadowNDCPos, shadowPosWithDepthBias)) {\n \t\t return 1.0;\n \t }\n return NativePCFShadowFactorSoft5X(shadowNDCPos, cc_spotShadowMap, cc_shadowWHPBInfo.xy);\n }\n float CCSpotShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n float pcf = cc_shadowWHPBInfo.z;\n vec4 pos = vec4(1.0);\n #if CC_SHADOWMAP_USE_LINEAR_DEPTH\n pos = ApplyShadowDepthBias_PerspectiveLinearDepth(shadowPos, shadowBias.x, worldPos);\n #else\n pos = ApplyShadowDepthBias_Perspective(shadowPos, shadowBias.x);\n #endif\n float realtimeShadow = 1.0;\n if (pcf > 2.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft5X(pos, worldPos);\n }else if (pcf > 1.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft3X(pos, worldPos);\n }else if (pcf > 0.9) {\n realtimeShadow = CCGetSpotLightShadowFactorSoft(pos, worldPos);\n }else {\n realtimeShadow = CCGetSpotLightShadowFactorHard(pos, worldPos);\n }\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n float CCShadowFactorBase(out vec4 shadowPosWithDepthBias, vec4 shadowPos, vec3 N, vec2 shadowBias)\n {\n vec4 pos = ApplyShadowDepthBias_FaceNormal(shadowPos, N, shadowBias.y, cc_matLightView, cc_shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, cc_shadowProjDepthInfo.x, cc_shadowProjDepthInfo.y);\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n shadowPosWithDepthBias = pos;\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n }\n #if CC_SUPPORT_CASCADED_SHADOW_MAP\n bool CCGetCSMLevelWithTransition(out highp float ratio, vec3 clipPos) {\n highp float maxRange = 1.0 - cc_csmSplitsInfo.x;\n highp float minRange = cc_csmSplitsInfo.x;\n highp float thresholdInvert = 1.0 / cc_csmSplitsInfo.x;\n ratio = 0.0;\n if (clipPos.x <= minRange) {\n ratio = clipPos.x * thresholdInvert;\n return true;\n }\n if (clipPos.x >= maxRange) {\n ratio = 1.0 - (clipPos.x - maxRange) * thresholdInvert;\n return true;\n }\n if (clipPos.y <= minRange) {\n ratio = clipPos.y * thresholdInvert;\n return true;\n }\n if (clipPos.y >= maxRange) {\n ratio = 1.0 - (clipPos.y - maxRange) * thresholdInvert;\n return true;\n }\n return false;\n }\n bool CCHasCSMLevel(int level, vec3 worldPos) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n bool hasLevel = false;\n for (int i = 0; i < 4; i++) {\n if (i == level) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0) {\n hasLevel = true;\n }\n }\n }\n return hasLevel;\n }\n void CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos, int level) {\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && i == level) {\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n }\n }\n }\n int CCGetCSMLevel(out bool isTransitionArea, out highp float transitionRatio, out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n int level = -1;\n highp float layerThreshold = cc_csmViewDir0[0].w;\n for (int i = 0; i < 4; i++) {\n vec4 shadowPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n vec3 clipPos = shadowPos.xyz / shadowPos.w * 0.5 + 0.5;\n if (clipPos.x >= layerThreshold && clipPos.x <= (1.0 - layerThreshold) &&\n clipPos.y >= layerThreshold && clipPos.y <= (1.0 - layerThreshold) &&\n clipPos.z >= 0.0 && clipPos.z <= 1.0 && level < 0) {\n #if CC_CASCADED_LAYERS_TRANSITION\n isTransitionArea = CCGetCSMLevelWithTransition(transitionRatio, clipPos);\n #endif\n csmPos = cc_matCSMViewProj[i] * vec4(worldPos.xyz, 1.0);\n csmPos.xy = csmPos.xy * cc_csmAtlas[i].xy + cc_csmAtlas[i].zw;\n shadowProjDepthInfo = cc_csmProjDepthInfo[i];\n shadowProjInfo = cc_csmProjInfo[i];\n shadowViewDir0 = cc_csmViewDir0[i].xyz;\n shadowViewDir1 = cc_csmViewDir1[i].xyz;\n shadowViewDir2 = cc_csmViewDir2[i].xyz;\n level = i;\n }\n }\n return level;\n }\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos)\n {\n bool isTransitionArea = false;\n highp float transitionRatio = 0.0;\n return CCGetCSMLevel(isTransitionArea, transitionRatio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias)\n {\n bool isTransitionArea = false;\n highp float ratio = 0.0;\n csmPos = vec4(1.0);\n vec4 shadowProjDepthInfo, shadowProjInfo;\n vec3 shadowViewDir0, shadowViewDir1, shadowViewDir2;\n int level = -1;\n #if CC_CASCADED_LAYERS_TRANSITION\n level = CCGetCSMLevel(isTransitionArea, ratio, csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #else\n level = CCGetCSMLevel(csmPos, shadowProjDepthInfo, shadowProjInfo, shadowViewDir0, shadowViewDir1, shadowViewDir2, worldPos);\n #endif\n if (level < 0) { return 1.0; }\n vec4 pos = ApplyShadowDepthBias_FaceNormal(csmPos, N, shadowBias.y, shadowViewDir0, shadowViewDir1, shadowViewDir2, shadowProjInfo.xy);\n pos = ApplyShadowDepthBias_Orthographic(pos, shadowBias.x, shadowProjDepthInfo.x, shadowProjDepthInfo.y);\n csmPosWithBias = pos;\n float realtimeShadow = 1.0;\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n realtimeShadow = CCGetDirLightShadowFactorSoft5X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n realtimeShadow = CCGetDirLightShadowFactorSoft3X(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n realtimeShadow = CCGetDirLightShadowFactorSoft(pos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n realtimeShadow = CCGetDirLightShadowFactorHard(pos);\n #endif\n #if CC_CASCADED_LAYERS_TRANSITION\n vec4 nextCSMPos = vec4(1.0);\n vec4 nextShadowProjDepthInfo, nextShadowProjInfo;\n vec3 nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2;\n float nextRealtimeShadow = 1.0;\n CCGetCSMLevel(nextCSMPos, nextShadowProjDepthInfo, nextShadowProjInfo, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, worldPos, level + 1);\n bool hasNextLevel = CCHasCSMLevel(level + 1, worldPos);\n if (hasNextLevel && isTransitionArea) {\n vec4 nexPos = ApplyShadowDepthBias_FaceNormal(nextCSMPos, N, shadowBias.y, nextShadowViewDir0, nextShadowViewDir1, nextShadowViewDir2, nextShadowProjInfo.xy);\n nexPos = ApplyShadowDepthBias_Orthographic(nexPos, shadowBias.x, nextShadowProjDepthInfo.x, nextShadowProjDepthInfo.y);\n #if CC_DIR_SHADOW_PCF_TYPE == 3\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft5X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 2\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft3X(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 1\n nextRealtimeShadow = CCGetDirLightShadowFactorSoft(nexPos);\n #endif\n #if CC_DIR_SHADOW_PCF_TYPE == 0\n nextRealtimeShadow = CCGetDirLightShadowFactorHard(nexPos);\n #endif\n return mix(mix(nextRealtimeShadow, realtimeShadow, ratio), 1.0, cc_shadowNFLSInfo.w);\n }\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #else\n return mix(realtimeShadow, 1.0, cc_shadowNFLSInfo.w);\n #endif\n }\n #else\n int CCGetCSMLevel(out vec4 csmPos, out vec4 shadowProjDepthInfo, out vec4 shadowProjInfo, out vec3 shadowViewDir0, out vec3 shadowViewDir1, out vec3 shadowViewDir2, vec3 worldPos) {\n return -1;\n }\n float CCCSMFactorBase(out vec4 csmPos, out vec4 csmPosWithBias, vec3 worldPos, vec3 N, vec2 shadowBias) {\n csmPos = cc_matLightViewProj * vec4(worldPos, 1.0);\n return CCShadowFactorBase(csmPosWithBias, csmPos, N, shadowBias);\n }\n #endif\n float CCShadowFactorBase(vec4 shadowPos, vec3 N, vec2 shadowBias) {\n vec4 shadowPosWithDepthBias;\n return CCShadowFactorBase(shadowPosWithDepthBias, shadowPos, N, shadowBias);\n }\n float CCCSMFactorBase(vec3 worldPos, vec3 N, vec2 shadowBias) {\n vec4 csmPos, csmPosWithBias;\n return CCCSMFactorBase(csmPos, csmPosWithBias, worldPos, N, shadowBias);\n }\n float CCSpotShadowFactorBase(vec4 shadowPos, vec3 worldPos, vec2 shadowBias)\n {\n vec4 shadowPosWithDepthBias;\n return CCSpotShadowFactorBase(shadowPosWithDepthBias, shadowPos, worldPos, shadowBias);\n }\n #endif\n highp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n }\n vec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n }\n vec3 unpackRGBE (vec4 rgbe) {\n return rgbe.rgb * pow(1.1, rgbe.a * 255.0 - 128.0);\n }\n vec4 fragTextureLod (sampler2D tex, vec2 coord, float lod) {\n #ifdef GL_EXT_shader_texture_lod\n return texture2DLodEXT(tex, coord, lod);\n #else\n return texture2D(tex, coord, lod);\n #endif\n }\n vec4 fragTextureLod (samplerCube tex, vec3 coord, float lod) {\n #ifdef GL_EXT_shader_texture_lod\n return textureCubeLodEXT(tex, coord, lod);\n #else\n return textureCube(tex, coord, lod);\n #endif\n }\n uniform samplerCube cc_environment;\n vec3 CalculateReflectDirection(vec3 N, vec3 V, float NoV)\n {\n float sideSign = NoV < 0.0 ? -1.0 : 1.0;\n N *= sideSign;\n return reflect(-V, N);\n }\n vec3 CalculatePlanarReflectPositionOnPlane(vec3 N, vec3 V, vec3 worldPos, vec4 plane, vec3 cameraPos, float probeReflectedDepth)\n {\n float distPixelToPlane = -dot(plane, vec4(worldPos, 1.0));\n plane.w += distPixelToPlane;\n float distCameraToPlane = abs(-dot(plane, vec4(cameraPos, 1.0)));\n vec3 planeN = plane.xyz;\n vec3 virtualCameraPos = cameraPos - 2.0 * distCameraToPlane * planeN;\n vec3 bumpedR = normalize(reflect(-V, N));\n vec3 reflectedPointPos = worldPos + probeReflectedDepth * bumpedR;\n vec3 virtualCameraToReflectedPoint = normalize(reflectedPointPos - virtualCameraPos);\n float y = distCameraToPlane / max(EPSILON_LOWP, dot(planeN, virtualCameraToReflectedPoint));\n return virtualCameraPos + y * virtualCameraToReflectedPoint;\n }\n vec4 CalculateBoxProjectedDirection(vec3 R, vec3 worldPos, vec3 cubeCenterPos, vec3 cubeBoxHalfSize)\n {\n vec3 W = worldPos - cubeCenterPos;\n vec3 projectedLength = (sign(R) * cubeBoxHalfSize - W) / (R + vec3(EPSILON));\n float len = min(min(projectedLength.x, projectedLength.y), projectedLength.z);\n vec3 P = W + len * R;\n float weight = len < 0.0 ? 0.0 : 1.0;\n return vec4(P, weight);\n }\n #if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP\n uniform samplerCube cc_diffuseMap;\n #endif\n #endif\n #if CC_USE_REFLECTION_PROBE\n uniform samplerCube cc_reflectionProbeCubemap;\n uniform sampler2D cc_reflectionProbePlanarMap;\n uniform sampler2D cc_reflectionProbeDataMap;\n uniform samplerCube cc_reflectionProbeBlendCubemap;\n uniform highp vec4 cc_reflectionProbeData1;\n uniform highp vec4 cc_reflectionProbeData2;\n uniform highp vec4 cc_reflectionProbeBlendData1;\n uniform highp vec4 cc_reflectionProbeBlendData2;\n vec4 GetTexData(sampler2D dataMap, float dataMapWidth, float x, float uv_y)\n {\n return vec4(\n decode32(texture2D(dataMap, vec2(((x + 0.5)/dataMapWidth), uv_y))),\n decode32(texture2D(dataMap, vec2(((x + 1.5)/dataMapWidth), uv_y))),\n decode32(texture2D(dataMap, vec2(((x + 2.5)/dataMapWidth), uv_y))),\n decode32(texture2D(dataMap, vec2(((x + 3.5)/dataMapWidth), uv_y)))\n );\n }\n void GetPlanarReflectionProbeData(out vec4 plane, out float planarReflectionDepthScale, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n plane.xyz = texData1.xyz;\n plane.w = texData2.x;\n planarReflectionDepthScale = texData2.y;\n mipCount = texData2.z;\n #else\n plane = cc_reflectionProbeData1;\n planarReflectionDepthScale = cc_reflectionProbeData2.x;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n }\n void GetCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeData1.xyz;\n boxHalfSize = cc_reflectionProbeData2.xyz;\n mipCount = cc_reflectionProbeData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n bool isReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeData2.w > 1000.0;\n #endif\n }\n bool isBlendReflectProbeUsingRGBE(float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n return texData3.x > 1000.0;\n #else\n return cc_reflectionProbeBlendData2.w > 1000.0;\n #endif\n }\n void GetBlendCubeReflectionProbeData(out vec3 centerPos, out vec3 boxHalfSize, out float mipCount, float probeId)\n {\n #if USE_INSTANCING\n float uv_y = (probeId + 0.5) / cc_probeInfo.x;\n float dataMapWidth = 12.0;\n vec4 texData1 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 0.0, uv_y);\n vec4 texData2 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 4.0, uv_y);\n vec4 texData3 = GetTexData(cc_reflectionProbeDataMap, dataMapWidth, 8.0, uv_y);\n centerPos = texData1.xyz;\n boxHalfSize = texData2.xyz;\n mipCount = texData3.x;\n #else\n centerPos = cc_reflectionProbeBlendData1.xyz;\n boxHalfSize = cc_reflectionProbeBlendData2.xyz;\n mipCount = cc_reflectionProbeBlendData2.w;\n #endif\n if (mipCount > 1000.0) mipCount -= 1000.0;\n }\n #endif\n #if CC_USE_LIGHT_PROBE\n #if CC_USE_LIGHT_PROBE\n #if USE_INSTANCING\n varying mediump vec4 v_sh_linear_const_r;\n varying mediump vec4 v_sh_linear_const_g;\n varying mediump vec4 v_sh_linear_const_b;\n #else\n uniform vec4 cc_sh_linear_const_r;\n uniform vec4 cc_sh_linear_const_g;\n uniform vec4 cc_sh_linear_const_b;\n uniform vec4 cc_sh_quadratic_r;\n uniform vec4 cc_sh_quadratic_g;\n uniform vec4 cc_sh_quadratic_b;\n uniform vec4 cc_sh_quadratic_a;\n #endif\n #if CC_USE_LIGHT_PROBE\n vec3 SHEvaluate(vec3 normal)\n {\n vec3 result;\n #if USE_INSTANCING\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(v_sh_linear_const_r, normal4);\n result.g = dot(v_sh_linear_const_g, normal4);\n result.b = dot(v_sh_linear_const_b, normal4);\n #else\n vec4 normal4 = vec4(normal, 1.0);\n result.r = dot(cc_sh_linear_const_r, normal4);\n result.g = dot(cc_sh_linear_const_g, normal4);\n result.b = dot(cc_sh_linear_const_b, normal4);\n vec4 n14 = normal.xyzz * normal.yzzx;\n float n5 = normal.x * normal.x - normal.y * normal.y;\n result.r += dot(cc_sh_quadratic_r, n14);\n result.g += dot(cc_sh_quadratic_g, n14);\n result.b += dot(cc_sh_quadratic_b, n14);\n result += (cc_sh_quadratic_a.rgb * n5);\n #endif\n #if CC_USE_HDR\n result *= cc_exposure.w * cc_exposure.x;\n #endif\n return result;\n }\n #endif\n #endif\n #endif\n float GGXMobile (float roughness, float NoH, vec3 H, vec3 N) {\n vec3 NxH = cross(N, H);\n float OneMinusNoHSqr = dot(NxH, NxH);\n float a = roughness * roughness;\n float n = NoH * a;\n float p = a / max(EPSILON, OneMinusNoHSqr + n * n);\n return p * p;\n }\n float CalcSpecular (float roughness, float NoH, vec3 H, vec3 N) {\n return (roughness * 0.25 + 0.25) * GGXMobile(roughness, NoH, H, N);\n }\n vec3 BRDFApprox (vec3 specular, float roughness, float NoV) {\n const vec4 c0 = vec4(-1.0, -0.0275, -0.572, 0.022);\n const vec4 c1 = vec4(1.0, 0.0425, 1.04, -0.04);\n vec4 r = roughness * c0 + c1;\n float a004 = min(r.x * r.x, exp2(-9.28 * NoV)) * r.x + r.y;\n vec2 AB = vec2(-1.04, 1.04) * a004 + r.zw;\n AB.y *= clamp(50.0 * specular.g, 0.0, 1.0);\n return max(vec3(0.0), specular * AB.x + AB.y);\n }\n #if USE_REFLECTION_DENOISE\n vec3 GetEnvReflectionWithMipFiltering(vec3 R, float roughness, float mipCount, float denoiseIntensity, vec2 screenUV) {\n #if CC_USE_IBL\n \tfloat mip = roughness * (mipCount - 1.0);\n \tfloat delta = (dot(dFdx(R), dFdy(R))) * 1000.0;\n \tfloat mipBias = mix(0.0, 5.0, clamp(delta, 0.0, 1.0));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n vec4 biased = fragTextureLod(cc_reflectionProbeCubemap, R, mip + mipBias);\n \t vec4 filtered = textureCube(cc_reflectionProbeCubemap, R);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n vec4 biased = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mip + mipBias);\n vec4 filtered = texture2D(cc_reflectionProbePlanarMap, screenUV);\n #else\n vec4 biased = fragTextureLod(cc_environment, R, mip + mipBias);\n \t vec4 filtered = textureCube(cc_environment, R);\n #endif\n #if CC_USE_IBL == 2 || CC_USE_REFLECTION_PROBE != REFLECTION_PROBE_TYPE_NONE\n biased.rgb = unpackRGBE(biased);\n \tfiltered.rgb = unpackRGBE(filtered);\n #else\n \tbiased.rgb = SRGBToLinear(biased.rgb);\n \tfiltered.rgb = SRGBToLinear(filtered.rgb);\n #endif\n return mix(biased.rgb, filtered.rgb, denoiseIntensity);\n #else\n return vec3(0.0, 0.0, 0.0);\n #endif\n }\n #endif\n struct StandardSurface {\n vec4 albedo;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n vec3 position, position_fract_part;\n #else\n vec3 position;\n #endif\n vec3 normal;\n vec3 emissive;\n vec4 lightmap;\n float lightmap_test;\n float roughness;\n float metallic;\n float occlusion;\n float specularIntensity;\n #if CC_RECEIVE_SHADOW\n vec2 shadowBias;\n #endif\n #if CC_RECEIVE_SHADOW || CC_USE_REFLECTION_PROBE\n float reflectionProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n float reflectionProbeBlendId;\n float reflectionProbeBlendFactor;\n #endif\n };\n vec3 SampleReflectionProbe(samplerCube tex, vec3 R, float roughness, float mipCount, bool isRGBE) {\n vec4 envmap = fragTextureLod(tex, R, roughness * (mipCount - 1.0));\n if (isRGBE)\n return unpackRGBE(envmap);\n else\n return SRGBToLinear(envmap.rgb);\n }\n vec4 CCStandardShadingBase (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.08 * s.specularIntensity), s.albedo.rgb, s.metallic);\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n vec3 L = normalize(-cc_mainLitDir.xyz);\n float NL = max(dot(N, L), 0.0);\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (NL > 0.0 && cc_mainLitDir.w > 0.0) {\n #if CC_DIR_LIGHT_SHADOW_TYPE == 2\n shadow = CCCSMFactorBase(position, N, s.shadowBias);\n #endif\n #if CC_DIR_LIGHT_SHADOW_TYPE == 1\n shadow = CCShadowFactorBase(shadowPos, N, s.shadowBias);\n #endif\n }\n #endif\n vec3 finalColor = vec3(0.0);\n #if CC_USE_LIGHTMAP && !CC_FORWARD_ADD\n vec3 lightmap = s.lightmap.rgb;\n #if CC_USE_HDR\n lightmap.rgb *= cc_exposure.w * cc_exposure.x;\n #endif\n #if CC_USE_LIGHTMAP == LIGHT_MAP_TYPE_INDIRECT_OCCLUSION\n shadow *= s.lightmap.a;\n finalColor += diffuse * lightmap.rgb;\n #else\n finalColor += diffuse * lightmap.rgb * shadow;\n #endif\n s.occlusion *= s.lightmap_test;\n #endif\n #if !CC_DISABLE_DIRECTIONAL_LIGHT\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 H = normalize(L + V);\n float NH = max(dot(N, H), 0.0);\n vec3 lightingColor = NL * cc_mainLitColor.rgb * cc_mainLitColor.w;\n vec3 diffuseContrib = diffuse / PI;\n vec3 specularContrib = specular * CalcSpecular(s.roughness, NH, H, N);\n vec3 dirlightContrib = (diffuseContrib + specularContrib);\n dirlightContrib *= shadow;\n finalColor += lightingColor * dirlightContrib;\n #endif\n float fAmb = max(EPSILON, 0.5 - N.y * 0.5);\n vec3 ambDiff = mix(cc_ambientSky.rgb, cc_ambientGround.rgb, fAmb);\n vec3 env = vec3(0.0), rotationDir;\n #if CC_USE_IBL\n #if CC_USE_DIFFUSEMAP && !CC_USE_LIGHT_PROBE\n rotationDir = RotationVecFromAxisY(N.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n vec4 diffuseMap = textureCube(cc_diffuseMap, rotationDir);\n #if CC_USE_DIFFUSEMAP == 2\n ambDiff = unpackRGBE(diffuseMap);\n #else\n ambDiff = SRGBToLinear(diffuseMap.rgb);\n #endif\n #endif\n #if !CC_USE_REFLECTION_PROBE\n vec3 R = normalize(reflect(-V, N));\n rotationDir = RotationVecFromAxisY(R.xyz, cc_surfaceTransform.z, cc_surfaceTransform.w);\n #if USE_REFLECTION_DENOISE && !CC_IBL_CONVOLUTED\n env = GetEnvReflectionWithMipFiltering(rotationDir, s.roughness, cc_ambientGround.w, 0.6, vec2(0.0));\n #else\n vec4 envmap = fragTextureLod(cc_environment, rotationDir, s.roughness * (cc_ambientGround.w - 1.0));\n #if CC_USE_IBL == 2\n env = unpackRGBE(envmap);\n #else\n env = SRGBToLinear(envmap.rgb);\n #endif\n #endif\n #endif\n #endif\n float lightIntensity = cc_ambientSky.w;\n #if CC_USE_REFLECTION_PROBE\n vec4 probe = vec4(0.0);\n vec3 R = normalize(reflect(-V, N));\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_CUBE\n if(s.reflectionProbeId < 0.0){\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n }else{\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, position, centerPos, boxHalfSize);\n env = mix(SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity,\n SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId)), fixedR.w);\n }\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_PLANAR\n if(s.reflectionProbeId < 0.0){\n vec2 screenUV = GetPlanarReflectScreenUV(s.position, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, 1.0);\n }else{\n vec4 plane;\n float planarReflectionDepthScale, mipCount;\n GetPlanarReflectionProbeData(plane, planarReflectionDepthScale, mipCount, s.reflectionProbeId);\n R = normalize(CalculateReflectDirection(N, V, max(abs(dot(N, V)), 0.0)));\n vec3 worldPosOffset = CalculatePlanarReflectPositionOnPlane(N, V, s.position, plane, cc_cameraPos.xyz, planarReflectionDepthScale);\n vec2 screenUV = GetPlanarReflectScreenUV(worldPosOffset, cc_matViewProj, cc_cameraPos.w, V, R);\n probe = fragTextureLod(cc_reflectionProbePlanarMap, screenUV, mipCount);\n }\n env = unpackRGBE(probe);\n #elif CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND || CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n if (s.reflectionProbeId < 0.0) {\n env = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2);\n } else {\n vec3 centerPos, boxHalfSize;\n float mipCount;\n GetCubeReflectionProbeData(centerPos, boxHalfSize, mipCount, s.reflectionProbeId);\n vec4 fixedR = CalculateBoxProjectedDirection(R, s.position, centerPos, boxHalfSize);\n env = SampleReflectionProbe(cc_reflectionProbeCubemap, fixedR.xyz, s.roughness, mipCount, isReflectProbeUsingRGBE(s.reflectionProbeId));\n if (s.reflectionProbeBlendId < 0.0) {\n vec3 skyBoxEnv = SampleReflectionProbe(cc_environment, R, s.roughness, cc_ambientGround.w, CC_USE_IBL == 2) * lightIntensity;\n #if CC_USE_REFLECTION_PROBE == REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX\n env = mix(env, skyBoxEnv, s.reflectionProbeBlendFactor);\n #else\n env = mix(skyBoxEnv, env, fixedR.w);\n #endif\n } else {\n vec3 centerPosBlend, boxHalfSizeBlend;\n float mipCountBlend;\n GetBlendCubeReflectionProbeData(centerPosBlend, boxHalfSizeBlend, mipCountBlend, s.reflectionProbeBlendId);\n vec4 fixedRBlend = CalculateBoxProjectedDirection(R, s.position, centerPosBlend, boxHalfSizeBlend);\n vec3 probe1 = SampleReflectionProbe(cc_reflectionProbeBlendCubemap, fixedRBlend.xyz, s.roughness, mipCountBlend, isBlendReflectProbeUsingRGBE(s.reflectionProbeBlendId));\n env = mix(env, probe1, s.reflectionProbeBlendFactor);\n }\n }\n #endif\n #endif\n #if CC_USE_REFLECTION_PROBE\n lightIntensity = s.reflectionProbeId < 0.0 ? lightIntensity : 1.0;\n #endif\n finalColor += env * lightIntensity * specular * s.occlusion;\n #if CC_USE_LIGHT_PROBE\n finalColor += SHEvaluate(N) * diffuse * s.occlusion;\n #endif\n finalColor += ambDiff.rgb * cc_ambientSky.w * diffuse * s.occlusion;\n finalColor += s.emissive;\n return vec4(finalColor, s.albedo.a);\n }\n #if CC_PIPELINE_TYPE == 0\n #define LIGHTS_PER_PASS 1\n #else\n #define LIGHTS_PER_PASS 10\n #endif\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n uniform highp vec4 cc_lightPos[LIGHTS_PER_PASS];\n uniform vec4 cc_lightColor[LIGHTS_PER_PASS];\n uniform vec4 cc_lightSizeRangeAngle[LIGHTS_PER_PASS];\n uniform vec4 cc_lightDir[LIGHTS_PER_PASS];\n uniform vec4 cc_lightBoundingSizeVS[LIGHTS_PER_PASS];\n #endif\n float SmoothDistAtt (float distSqr, float invSqrAttRadius) {\n float factor = distSqr * invSqrAttRadius;\n float smoothFactor = clamp(1.0 - factor * factor, 0.0, 1.0);\n return smoothFactor * smoothFactor;\n }\n float GetDistAtt (float distSqr, float invSqrAttRadius) {\n float attenuation = 1.0 / max(distSqr, 0.01*0.01);\n attenuation *= SmoothDistAtt(distSqr , invSqrAttRadius);\n return attenuation;\n }\n float GetAngleAtt (vec3 L, vec3 litDir, float litAngleScale, float litAngleOffset) {\n float cd = dot(litDir, L);\n float attenuation = clamp(cd * litAngleScale + litAngleOffset, 0.0, 1.0);\n return (attenuation * attenuation);\n }\n float GetOutOfRange (vec3 worldPos, vec3 lightPos, vec3 lookAt, vec3 right, vec3 BoundingHalfSizeVS) {\n vec3 v = vec3(0.0);\n vec3 up = cross(right, lookAt);\n worldPos -= lightPos;\n v.x = dot(worldPos, right);\n v.y = dot(worldPos, up);\n v.z = dot(worldPos, lookAt);\n vec3 result = step(abs(v), BoundingHalfSizeVS);\n return result.x * result.y * result.z;\n }\n #if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 0\n vec4 CCStandardShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.0);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n int numLights = CC_PIPELINE_TYPE == 0 ? LIGHTS_PER_PASS : int(cc_lightDir[0].w);\n for (int i = 0; i < LIGHTS_PER_PASS; i++) {\n if (i >= numLights) break;\n vec3 SLU = IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w) ? -cc_lightDir[i].xyz : cc_lightPos[i].xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.0);\n float SNH = max(dot(N, SH), 0.0);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n float illum = 1.0;\n float att = 1.0;\n if (IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) {\n att = GetOutOfRange(position, cc_lightPos[i].xyz, cc_lightDir[i].xyz, cc_lightSizeRangeAngle[i].xyz, cc_lightBoundingSizeVS[i].xyz);\n } else {\n float distSqr = dot(SLU, SLU);\n float litRadius = cc_lightSizeRangeAngle[i].x;\n float litRadiusSqr = litRadius * litRadius;\n illum = (IS_POINT_LIGHT(cc_lightPos[i].w) || IS_RANGED_DIRECTIONAL_LIGHT(cc_lightPos[i].w)) ? 1.0 : litRadiusSqr / max(litRadiusSqr, distSqr);\n float attRadiusSqrInv = 1.0 / max(cc_lightSizeRangeAngle[i].y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n att = GetDistAtt(distSqr, attRadiusSqrInv);\n if (IS_SPOT_LIGHT(cc_lightPos[i].w)) {\n float cosInner = max(dot(-cc_lightDir[i].xyz, SL), 0.01);\n float cosOuter = cc_lightSizeRangeAngle[i].z;\n float strength = clamp(cc_lightBoundingSizeVS[i].w, 0.0, 1.0);\n float litAngleScale = 1.0 / max(0.001, mix(cosInner, 1.0, strength) - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -cc_lightDir[i].xyz, litAngleScale, litAngleOffset);\n }\n }\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(cc_lightPos[i].w) && cc_lightSizeRangeAngle[i].w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n finalColor += SNL * cc_lightColor[i].rgb * shadow * cc_lightColor[i].w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n #endif\n#if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n readonly buffer b_ccLightsBuffer { vec4 b_ccLights[]; };\n readonly buffer b_clusterLightIndicesBuffer { uint b_clusterLightIndices[]; };\n readonly buffer b_clusterLightGridBuffer { uvec4 b_clusterLightGrid[]; };\n struct CCLight\n {\n vec4 cc_lightPos;\n vec4 cc_lightColor;\n vec4 cc_lightSizeRangeAngle;\n vec4 cc_lightDir;\n vec4 cc_lightBoundingSizeVS;\n };\n struct Cluster\n {\n vec3 minBounds;\n vec3 maxBounds;\n };\n struct LightGrid\n {\n uint offset;\n uint ccLights;\n };\n CCLight getCCLight(uint i)\n {\n CCLight light;\n light.cc_lightPos = b_ccLights[5u * i + 0u];\n light.cc_lightColor = b_ccLights[5u * i + 1u];\n light.cc_lightSizeRangeAngle = b_ccLights[5u * i + 2u];\n light.cc_lightDir = b_ccLights[5u * i + 3u];\n light.cc_lightBoundingSizeVS = b_ccLights[5u * i + 4u];\n return light;\n }\n LightGrid getLightGrid(uint cluster)\n {\n uvec4 gridvec = b_clusterLightGrid[cluster];\n LightGrid grid;\n grid.offset = gridvec.x;\n grid.ccLights = gridvec.y;\n return grid;\n }\n uint getGridLightIndex(uint start, uint offset)\n {\n return b_clusterLightIndices[start + offset];\n }\n uint getClusterZIndex(vec4 worldPos)\n {\n float scale = float(24u) / log(cc_nearFar.y / cc_nearFar.x);\n float bias = -(float(24u) * log(cc_nearFar.x) / log(cc_nearFar.y / cc_nearFar.x));\n float eyeDepth = -(cc_matView * worldPos).z;\n uint zIndex = uint(max(log(eyeDepth) * scale + bias, 0.0));\n return zIndex;\n }\n uint getClusterIndex(vec4 fragCoord, vec4 worldPos)\n {\n uint zIndex = getClusterZIndex(worldPos);\n float clusterSizeX = ceil(cc_viewPort.z / float(16u));\n float clusterSizeY = ceil(cc_viewPort.w / float(8u));\n uvec3 indices = uvec3(uvec2(fragCoord.xy / vec2(clusterSizeX, clusterSizeY)), zIndex);\n uint cluster = (16u * 8u) * indices.z + 16u * indices.y + indices.x;\n return cluster;\n }\n vec4 CCClusterShadingAdditive (StandardSurface s, vec4 shadowPos) {\n vec3 diffuse = s.albedo.rgb * (1.0 - s.metallic);\n vec3 specular = mix(vec3(0.04), s.albedo.rgb, s.metallic);\n vec3 diffuseContrib = diffuse / PI;\n vec3 position;\n #if CC_PLATFORM_ANDROID_AND_WEBGL && CC_ENABLE_WEBGL_HIGHP_STRUCT_VALUES\n position = unpackHighpData(s.position, s.position_fract_part);\n #else\n position = s.position;\n #endif\n vec3 N = normalize(s.normal);\n vec3 V = normalize(cc_cameraPos.xyz - position);\n float NV = max(abs(dot(N, V)), 0.001);\n specular = BRDFApprox(specular, s.roughness, NV);\n vec3 finalColor = vec3(0.0);\n uint cluster = getClusterIndex(gl_FragCoord, vec4(position, 1.0));\n LightGrid grid = getLightGrid(cluster);\n uint numLights = grid.ccLights;\n for (uint i = 0u; i < 200u; i++) {\n if (i >= numLights) break;\n uint lightIndex = getGridLightIndex(grid.offset, i);\n CCLight light = getCCLight(lightIndex);\n vec3 SLU = light.cc_lightPos.xyz - position;\n vec3 SL = normalize(SLU);\n vec3 SH = normalize(SL + V);\n float SNL = max(dot(N, SL), 0.001);\n float SNH = max(dot(N, SH), 0.0);\n float distSqr = dot(SLU, SLU);\n float litRadius = light.cc_lightSizeRangeAngle.x;\n float litRadiusSqr = litRadius * litRadius;\n float illum = PI * (litRadiusSqr / max(litRadiusSqr , distSqr));\n float attRadiusSqrInv = 1.0 / max(light.cc_lightSizeRangeAngle.y, 0.01);\n attRadiusSqrInv *= attRadiusSqrInv;\n float att = GetDistAtt(distSqr, attRadiusSqrInv);\n vec3 lspec = specular * CalcSpecular(s.roughness, SNH, SH, N);\n if (IS_SPOT_LIGHT(light.cc_lightPos.w)) {\n float cosInner = max(dot(-light.cc_lightDir.xyz, SL), 0.01);\n float cosOuter = light.cc_lightSizeRangeAngle.z;\n float litAngleScale = 1.0 / max(0.001, cosInner - cosOuter);\n float litAngleOffset = -cosOuter * litAngleScale;\n att *= GetAngleAtt(SL, -light.cc_lightDir.xyz, litAngleScale, litAngleOffset);\n }\n vec3 lightColor = light.cc_lightColor.rgb;\n float shadow = 1.0;\n #if CC_RECEIVE_SHADOW && CC_SHADOW_TYPE == 2\n if (IS_SPOT_LIGHT(light.cc_lightPos.w) && light.cc_lightSizeRangeAngle.w > 0.0) {\n shadow = CCSpotShadowFactorBase(shadowPos, position, s.shadowBias);\n }\n #endif\n lightColor *= shadow;\n finalColor += SNL * lightColor * light.cc_lightColor.w * illum * att * (diffuseContrib + lspec);\n }\n return vec4(finalColor, 0.0);\n }\n#endif\n vec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n }\n vec4 CCFragOutput (vec4 color) {\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #elif !CC_USE_FLOAT_OUTPUT\n #if CC_USE_HDR && CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n }\n #if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n #endif\n void CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n {\n #if CC_USE_FOG == 0\n \tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n #elif CC_USE_FOG == 1\n \tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n #elif CC_USE_FOG == 2\n \tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n #elif CC_USE_FOG == 3\n \tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n #else\n \tfactor = 1.0;\n #endif\n }\n void CC_APPLY_FOG_BASE(inout vec4 color, float factor) {\n \tcolor = vec4(mix(cc_fogColor.rgb, color.rgb, factor), color.a);\n }\n vec2 signNotZero(vec2 v) {\n return vec2((v.x >= 0.0) ? +1.0 : -1.0, (v.y >= 0.0) ? +1.0 : -1.0);\n }\n vec3 oct_to_float32x3(vec2 e) {\n vec3 v = vec3(e.xy, 1.0 - abs(e.x) - abs(e.y));\n if (v.z < 0.0) v.xy = (1.0 - abs(v.yx)) * signNotZero(v.xy);\n return normalize(v);\n }\n varying vec2 v_uv;\n uniform sampler2D albedoMap;\n uniform sampler2D normalMap;\n uniform sampler2D emissiveMap;\n uniform sampler2D depthStencil;\n vec4 screen2WS(vec3 coord) {\n vec3 ndc = vec3(\n 2.0 * (coord.x - cc_viewPort.x) / cc_viewPort.z - 1.0,\n 2.0 * (coord.y - cc_viewPort.y) / cc_viewPort.w - 1.0,\n 2.0 * coord.z - 1.0);\n CC_HANDLE_SAMPLE_NDC_FLIP_STATIC(ndc.y);\n return GetWorldPosFromNDCPosRH(ndc, cc_matProj, cc_matViewProjInv);\n }\n void main () {\n StandardSurface s;\n vec4 albedo = texture2D(albedoMap, v_uv);\n vec4 normal = texture2D(normalMap, v_uv);\n vec4 emissive = texture2D(emissiveMap, v_uv);\n float depth = texture2D(depthStencil, v_uv).x;\n s.albedo = albedo;\n vec3 position = screen2WS(vec3(gl_FragCoord.xy, depth)).xyz;\n s.position = position;\n s.roughness = normal.z;\n s.normal = oct_to_float32x3(normal.xy);\n s.specularIntensity = 0.5;\n s.metallic = normal.w;\n s.emissive = emissive.xyz;\n s.occlusion = emissive.w;\n#if CC_RECEIVE_SHADOW\n s.shadowBias = vec2(0, 0);\n#endif\n float fogFactor;\n CC_TRANSFER_FOG_BASE(vec4(position, 1), fogFactor);\n vec4 shadowPos;\n shadowPos = cc_matLightViewProj * vec4(position, 1);\n vec4 color = CCStandardShadingBase(s, shadowPos) +\n#if CC_ENABLE_CLUSTERED_LIGHT_CULLING == 1\n CCClusterShadingAdditive(s, shadowPos);\n#else\n CCStandardShadingAdditive(s, shadowPos);\n#endif\n CC_APPLY_FOG_BASE(color, fogFactor);\n color = CCFragOutput(color);\n#if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_SINGLE\n color = vec4(albedoMap.rgb, 1.0);\n#endif\n gl_FragColor = color;\n 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"}],"defines":["USE_LOCAL"]}],"samplerTextures":[{"name":"cc_spriteTexture","typename":"sampler2D","type":28,"count":1,"stageFlags":16,"tags":{"builtin":"local"},"defines":["USE_TEXTURE"]}],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]},{"rate":1,"blocks":[{"name":"ALPHA_TEST_DATA","stageFlags":16,"binding":0,"members":[{"name":"alphaThreshold","type":13,"count":1}],"defines":["USE_ALPHA_TEST"]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]},{"rate":2,"blocks":[],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]},{"rate":3,"blocks":[{"name":"CCGlobal","stageFlags":1,"tags":{"builtin":"global"},"members":[{"name":"cc_time","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_screenSize","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_nativeSize","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_probeInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_debug_view_mode","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]},{"name":"CCCamera","stageFlags":1,"tags":{"builtin":"global"},"members":[{"name":"cc_matView","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matViewInv","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matProj","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matProjInv","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matViewProj","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matViewProjInv","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_cameraPos","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_surfaceTransform","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_screenScale","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_exposure","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitDir","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientSky","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientGround","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogBase","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogAdd","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision highp float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#if USE_LOCAL\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n#endif\n#if SAMPLE_FROM_RT\n #define QUATER_PI 0.78539816340\n #define HALF_PI 1.57079632679\n #define PI 3.14159265359\n #define PI2 6.28318530718\n #define PI4 12.5663706144\n #define INV_QUATER_PI 1.27323954474\n #define INV_HALF_PI 0.63661977237\n #define INV_PI 0.31830988618\n #define INV_PI2 0.15915494309\n #define INV_PI4 0.07957747155\n #define EPSILON 1e-6\n #define EPSILON_LOWP 1e-4\n #define LOG2 1.442695\n #define EXP_VALUE 2.71828183\n #define FP_MAX 65504.0\n #define FP_SCALE 0.0009765625\n #define FP_SCALE_INV 1024.0\n #define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n #define LIGHT_MAP_TYPE_DISABLED 0\n #define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n #define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n #define REFLECTION_PROBE_TYPE_NONE 0\n #define REFLECTION_PROBE_TYPE_CUBE 1\n #define REFLECTION_PROBE_TYPE_PLANAR 2\n #define REFLECTION_PROBE_TYPE_BLEND 3\n #define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n #define LIGHT_TYPE_DIRECTIONAL 0.0\n #define LIGHT_TYPE_SPHERE 1.0\n #define LIGHT_TYPE_SPOT 2.0\n #define LIGHT_TYPE_POINT 3.0\n #define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n #define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n #define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n #define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n #define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n #define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n #define TONE_MAPPING_ACES 0\n #define TONE_MAPPING_LINEAR 1\n #define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n #ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n #endif\n #ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n #endif\n#endif\nin vec3 a_position;\nin vec2 a_texCoord;\nin vec4 a_color;\nout vec4 color;\nout vec2 uv0;\nvec4 vert () {\n vec4 pos = vec4(a_position, 1);\n #if USE_LOCAL\n pos = cc_matWorld * pos;\n #endif\n #if USE_PIXEL_ALIGNMENT\n pos = cc_matView * pos;\n pos.xyz = floor(pos.xyz);\n pos = cc_matProj * pos;\n #else\n pos = cc_matViewProj * pos;\n #endif\n uv0 = a_texCoord;\n #if SAMPLE_FROM_RT\n uv0 = cc_cameraPos.w > 1.0 ? vec2(uv0.x, 1.0 - uv0.y) : uv0;\n #endif\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\nvec4 CCSampleWithAlphaSeparated(sampler2D tex, vec2 uv) {\n#if CC_USE_EMBEDDED_ALPHA\n return vec4(texture(tex, uv).rgb, texture(tex, uv + vec2(0.0, 0.5)).r);\n#else\n return texture(tex, uv);\n#endif\n}\n#if USE_ALPHA_TEST\n layout(std140) uniform ALPHA_TEST_DATA {\n float alphaThreshold;\n };\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nin vec4 color;\n#if USE_TEXTURE\n in vec2 uv0;\n uniform sampler2D cc_spriteTexture;\n#endif\nvec4 frag () {\n vec4 o = vec4(1, 1, 1, 1);\n #if USE_TEXTURE\n o *= CCSampleWithAlphaSeparated(cc_spriteTexture, uv0);\n #if IS_GRAY\n float gray = 0.2126 * o.r + 0.7152 * o.g + 0.0722 * o.b;\n o.r = o.g = o.b = gray;\n #endif\n #endif\n o *= color;\n ALPHA_TEST(o);\n return o;\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = frag(); }"},"glsl1":{"vert":"\nprecision highp float;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matProj;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\n#if USE_LOCAL\n uniform highp mat4 cc_matWorld;\n#endif\n#if SAMPLE_FROM_RT\n #define QUATER_PI 0.78539816340\n #define HALF_PI 1.57079632679\n #define PI 3.14159265359\n #define PI2 6.28318530718\n #define PI4 12.5663706144\n #define INV_QUATER_PI 1.27323954474\n #define INV_HALF_PI 0.63661977237\n #define INV_PI 0.31830988618\n #define INV_PI2 0.15915494309\n #define INV_PI4 0.07957747155\n #define EPSILON 1e-6\n #define EPSILON_LOWP 1e-4\n #define LOG2 1.442695\n #define EXP_VALUE 2.71828183\n #define FP_MAX 65504.0\n #define FP_SCALE 0.0009765625\n #define FP_SCALE_INV 1024.0\n #define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n #define LIGHT_MAP_TYPE_DISABLED 0\n #define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n #define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n #define REFLECTION_PROBE_TYPE_NONE 0\n #define REFLECTION_PROBE_TYPE_CUBE 1\n #define REFLECTION_PROBE_TYPE_PLANAR 2\n #define REFLECTION_PROBE_TYPE_BLEND 3\n #define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n #define LIGHT_TYPE_DIRECTIONAL 0.0\n #define LIGHT_TYPE_SPHERE 1.0\n #define LIGHT_TYPE_SPOT 2.0\n #define LIGHT_TYPE_POINT 3.0\n #define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n #define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n #define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n #define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n #define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n #define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n #define TONE_MAPPING_ACES 0\n #define TONE_MAPPING_LINEAR 1\n #define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n #ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n #endif\n #ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define 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vec3 a_position;\nin vec3 a_normal;\nin vec2 a_texCoord;\nin vec4 a_tangent;\n#if CC_USE_SKINNING\n in vec4 a_joints;\n in vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n in highp vec4 a_jointAnimInfo;\n #endif\n in vec4 a_matWorld0;\n in vec4 a_matWorld1;\n in vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n in vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n in vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n in vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n in vec4 a_sh_linear_const_r;\n in vec4 a_sh_linear_const_g;\n in vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n in float a_vertexId;\n#endif\nlayout(std140) uniform Pipeline {\n vec4 g_platform;\n};\nout vec2 v_uv;\nvoid main () {\n StandardVertInput In;\n In.position = vec4(a_position, 1.0);\n In.normal = a_normal;\n In.tangent = a_tangent;\n (In.position).y = g_platform.w == 0.0 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"},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision mediump float;\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nin vec3 a_position;\nin vec2 a_texCoord;\nin vec4 a_color;\nlayout(std140) uniform builtin {\n vec4 cc_size_rotation;\n};\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nlayout(std140) uniform FragConstants {\n vec4 tintColor;\n};\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture(mainTexture, uv);\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = add(); }"},"glsl1":{"vert":"\nprecision mediump float;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\nuniform highp mat4 cc_matWorld;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nattribute vec3 a_position;\nattribute vec2 a_texCoord;\nattribute vec4 a_color;\n uniform vec4 cc_size_rotation;\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\n uniform vec4 tintColor;\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture2D(mainTexture, uv);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = add(); 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"},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision mediump float;\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nin vec3 a_position;\nin vec2 a_texCoord;\nin vec4 a_color;\nlayout(std140) uniform builtin {\n vec4 cc_size_rotation;\n};\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nlayout(std140) uniform FragConstants {\n vec4 tintColor;\n};\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n col.a = (1.0 - texColor.a) * (tintColor.a * color.a * 2.0);\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = multiply(); }"},"glsl1":{"vert":"\nprecision mediump float;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\nuniform highp mat4 cc_matWorld;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nattribute vec3 a_position;\nattribute vec2 a_texCoord;\nattribute vec4 a_color;\n uniform vec4 cc_size_rotation;\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\n uniform vec4 tintColor;\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture2D(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n col.a = (1.0 - texColor.a) * (tintColor.a * color.a * 2.0);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = multiply(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]},{"name":"CCCamera","defines":[]}],"samplerTextures":[],"buffers":[],"images":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplerTextures":[],"buffers":[],"images":[]},"statistics":{"CC_EFFECT_USED_VERTEX_UNIFORM_VECTORS":61,"CC_EFFECT_USED_FRAGMENT_UNIFORM_VECTORS":43}},"defines":[]},{"hash":3617975406,"name":"particles/builtin-billboard|vert:vs_main|no-tint-fs:addSmooth","blocks":[{"name":"Constants","stageFlags":1,"binding":0,"members":[{"name":"mainTiling_Offset","type":16,"count":1},{"name":"frameTile_velLenScale","type":16,"count":1},{"name":"scale","type":16,"count":1},{"name":"nodeRotation","type":16,"count":1}],"defines":[]},{"name":"builtin","stageFlags":1,"binding":1,"members":[{"name":"cc_size_rotation","type":16,"count":1}],"defines":[]}],"samplerTextures":[{"name":"mainTexture","type":28,"count":1,"stageFlags":16,"binding":2,"defines":[]}],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[],"attributes":[{"name":"a_position","format":32,"location":0,"defines":[]},{"name":"a_texCoord","format":21,"location":1,"defines":[]},{"name":"a_color","format":44,"location":2,"defines":[]}],"fragColors":[{"name":"cc_FragColor","typename":"vec4","type":16,"count":1,"stageFlags":16,"location":0,"defines":[]}],"descriptors":[{"rate":0,"blocks":[{"name":"CCLocal","stageFlags":1,"tags":{"builtin":"local"},"members":[{"name":"cc_matWorld","typename":"mat4","type":25,"count":1,"precision":"highp 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"},{"name":"cc_cameraPos","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_surfaceTransform","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_screenScale","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_exposure","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitDir","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientSky","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientGround","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogBase","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogAdd","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision mediump float;\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nin vec3 a_position;\nin vec2 a_texCoord;\nin vec4 a_color;\nlayout(std140) uniform builtin {\n vec4 cc_size_rotation;\n};\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = addSmooth(); }"},"glsl1":{"vert":"\nprecision mediump float;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\nuniform highp mat4 cc_matWorld;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nattribute vec3 a_position;\nattribute vec2 a_texCoord;\nattribute vec4 a_color;\n uniform vec4 cc_size_rotation;\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture2D(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = addSmooth(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]},{"name":"CCCamera","defines":[]}],"samplerTextures":[],"buffers":[],"images":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplerTextures":[],"buffers":[],"images":[]},"statistics":{"CC_EFFECT_USED_VERTEX_UNIFORM_VECTORS":61,"CC_EFFECT_USED_FRAGMENT_UNIFORM_VECTORS":42}},"defines":[]},{"hash":3619147658,"name":"particles/builtin-billboard|vert:vs_main|no-tint-fs:premultiplied","blocks":[{"name":"Constants","stageFlags":1,"binding":0,"members":[{"name":"mainTiling_Offset","type":16,"count":1},{"name":"frameTile_velLenScale","type":16,"count":1},{"name":"scale","type":16,"count":1},{"name":"nodeRotation","type":16,"count":1}],"defines":[]},{"name":"builtin","stageFlags":1,"binding":1,"members":[{"name":"cc_size_rotation","type":16,"count":1}],"defines":[]}],"samplerTextures":[{"name":"mainTexture","type":28,"count":1,"stageFlags":16,"binding":2,"defines":[]}],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[],"attributes":[{"name":"a_position","format":32,"location":0,"defines":[]},{"name":"a_texCoord","format":21,"location":1,"defines":[]},{"name":"a_color","format":44,"location":2,"defines":[]}],"fragColors":[{"name":"cc_FragColor","typename":"vec4","type":16,"count":1,"stageFlags":16,"location":0,"defines":[]}],"descriptors":[{"rate":0,"blocks":[{"name":"CCLocal","stageFlags":1,"tags":{"builtin":"local"},"members":[{"name":"cc_matWorld","typename":"mat4","type":25,"count":1,"precision":"highp 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"},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision mediump float;\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n , mat4 viewInv\n) {\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n}\nin vec3 a_position;\nin vec2 a_texCoord;\nin vec4 a_color;\nlayout(std140) uniform builtin {\n vec4 cc_size_rotation;\n};\nvec4 vs_main() {\n vec4 pos = vec4(a_position, 1);\n pos = cc_matWorld * pos;\n vec2 vertOffset = a_texCoord.xy - 0.5;\n computeVertPos(pos, vertOffset, quaternionFromEuler(vec3(0., 0., cc_size_rotation.z)), vec3(cc_size_rotation.xy, 0.), cc_matViewInv);\n pos = cc_matViewProj * pos;\n uv = a_texCoord.xy;\n color = a_color;\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 premultiplied () {\n vec4 col = color * texture(mainTexture, uv) * color.a;\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = premultiplied(); }"},"glsl1":{"vert":"\nprecision mediump float;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\nuniform highp mat4 cc_matWorld;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * 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"},{"name":"cc_mainLitDir","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientSky","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientGround","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogBase","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogAdd","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]},{"name":"CCShadow","stageFlags":17,"tags":{"builtin":"global"},"members":[{"name":"cc_matLightView","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matLightViewProj","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_shadowInvProjDepthInfo","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_shadowProjDepthInfo","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_shadowProjInfo","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_shadowNFLSInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_shadowWHPBInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_shadowLPNNInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_shadowColor","typename":"vec4","type":16,"count":1,"precision":"lowp "},{"name":"cc_planarNDInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision highp float;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\nfloat saturate(float value) { return clamp(value, 0.0, 1.0); }\nvec2 saturate(vec2 value) { return clamp(value, vec2(0.0), vec2(1.0)); }\nvec3 saturate(vec3 value) { return clamp(value, vec3(0.0), vec3(1.0)); }\nvec4 saturate(vec4 value) { return clamp(value, vec4(0.0), vec4(1.0)); }\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nin vec3 a_position;\nin vec3 a_normal;\nin vec2 a_texCoord;\nin vec4 a_tangent;\n#if CC_USE_SKINNING\n in vec4 a_joints;\n in vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n in highp vec4 a_jointAnimInfo;\n #endif\n in vec4 a_matWorld0;\n in vec4 a_matWorld1;\n in vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n in vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n in vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n in vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n in vec4 a_sh_linear_const_r;\n in vec4 a_sh_linear_const_g;\n in vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n in float a_vertexId;\n int getVertexId() {\n return int(a_vertexId);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\n#if CC_USE_MORPH\n layout(std140) uniform CCMorph {\n vec4 cc_displacementWeights[15];\n vec4 cc_displacementTextureInfo;\n };\n #if CC_MORPH_TARGET_HAS_POSITION\n uniform sampler2D cc_PositionDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n uniform sampler2D cc_NormalDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n uniform sampler2D cc_TangentDisplacements;\n #endif\n vec2 getPixelLocation(vec2 textureResolution, int pixelIndex) {\n float pixelIndexF = float(pixelIndex);\n float x = mod(pixelIndexF, textureResolution.x);\n float y = floor(pixelIndexF / textureResolution.x);\n return vec2(x, y);\n }\n vec2 getPixelCoordFromLocation(vec2 location, vec2 textureResolution) {\n return (vec2(location.x, location.y) + .5) / textureResolution;\n }\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int pixelIndex) {\n ivec2 texSize = textureSize(tex, 0);\n return texelFetch(tex, ivec2(pixelIndex % texSize.x, pixelIndex / texSize.x), 0);\n }\n #else\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex * 4;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 x = getPixelCoordFromLocation(location + vec2(0.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 y = getPixelCoordFromLocation(location + vec2(1.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 z = getPixelCoordFromLocation(location + vec2(2.0, 0.0), cc_displacementTextureInfo.xy);\n return vec4(\n decode32(texture(tex, x)),\n decode32(texture(tex, y)),\n decode32(texture(tex, z)),\n 1.0\n );\n }\n #endif\n float getDisplacementWeight(int index) {\n int quot = index / 4;\n int remainder = index - quot * 4;\n if (remainder == 0) {\n return cc_displacementWeights[quot].x;\n } else if (remainder == 1) {\n return cc_displacementWeights[quot].y;\n } else if (remainder == 2) {\n return cc_displacementWeights[quot].z;\n } else {\n return cc_displacementWeights[quot].w;\n }\n }\n vec3 getVec3DisplacementFromTexture(sampler2D tex, int vertexIndex) {\n #if CC_MORPH_PRECOMPUTED\n return fetchVec3ArrayFromTexture(tex, vertexIndex).rgb;\n #else\n vec3 result = vec3(0, 0, 0);\n int nVertices = int(cc_displacementTextureInfo.z);\n for (int iTarget = 0; iTarget < CC_MORPH_TARGET_COUNT; ++iTarget) {\n result += (fetchVec3ArrayFromTexture(tex, nVertices * iTarget + vertexIndex).rgb * getDisplacementWeight(iTarget));\n }\n return result;\n #endif\n }\n #if CC_MORPH_TARGET_HAS_POSITION\n vec3 getPositionDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_PositionDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n vec3 getNormalDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_NormalDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n vec3 getTangentDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_TangentDisplacements, vertexId);\n }\n #endif\n void applyMorph (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n int vertexId = getVertexId();\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n normal.xyz = normal.xyz + getNormalDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n tangent.xyz = tangent.xyz + getTangentDisplacement(vertexId);\n #endif\n }\n void applyMorph (inout vec4 position) {\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(getVertexId());\n #endif\n }\n#endif\n#if CC_USE_SKINNING\n #if CC_USE_BAKED_ANIMATION\n layout(std140) uniform CCSkinningTexture {\n highp vec4 cc_jointTextureInfo;\n };\n layout(std140) uniform CCSkinningAnimation {\n highp vec4 cc_jointAnimInfo;\n };\n uniform highp sampler2D cc_jointTexture;\n void CCGetJointTextureCoords(float pixelsPerJoint, float jointIdx, out highp float x, out highp float y, out highp float invSize)\n {\n #if USE_INSTANCING\n highp float temp = pixelsPerJoint * (a_jointAnimInfo.x * a_jointAnimInfo.y + jointIdx) + a_jointAnimInfo.z;\n #else\n highp float temp = pixelsPerJoint * (cc_jointAnimInfo.x * cc_jointTextureInfo.y + jointIdx) + cc_jointTextureInfo.z;\n #endif\n invSize = cc_jointTextureInfo.w;\n highp float tempY = floor(temp * invSize);\n x = floor(temp - tempY * cc_jointTextureInfo.x);\n y = (tempY + 0.5) * invSize;\n }\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n uniform highp sampler2D cc_realtimeJoint;\n #else\n layout(std140) uniform CCSkinning {\n highp vec4 cc_joints[CC_JOINT_UNIFORM_CAPACITY * 3];\n };\n #endif\n #endif\n #if CC_USE_BAKED_ANIMATION\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(3.0, i, x, y, invSize);\n vec4 v1 = texture(cc_jointTexture, vec2((x + 0.5) * invSize, y));\n vec4 v2 = texture(cc_jointTexture, vec2((x + 1.5) * invSize, y));\n vec4 v3 = texture(cc_jointTexture, vec2((x + 2.5) * invSize, y));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(12.0, i, x, y, invSize);\n vec4 v1 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 0.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 1.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 2.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 3.5) * invSize, y)))\n );\n vec4 v2 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 4.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 5.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 6.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 7.5) * invSize, y)))\n );\n vec4 v3 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 8.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 9.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 10.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 11.5) * invSize, y)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n float x = i;\n vec4 v1 = texture(cc_realtimeJoint, vec2( x / 256.0, 0.5 / 3.0));\n vec4 v2 = texture(cc_realtimeJoint, vec2( x / 256.0, 1.5 / 3.0));\n vec4 v3 = texture(cc_realtimeJoint, vec2( x / 256.0, 2.5 / 3.0));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n float x = 4.0 * i;\n vec4 v1 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 0.5 / 3.0)))\n );\n vec4 v2 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 1.5 / 3.0)))\n );\n vec4 v3 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 2.5 / 3.0)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n mat4 getJointMatrix (float i) {\n int idx = int(i);\n vec4 v1 = cc_joints[idx * 3];\n vec4 v2 = cc_joints[idx * 3 + 1];\n vec4 v3 = cc_joints[idx * 3 + 2];\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #endif\n mat4 skinMatrix () {\n vec4 joints = vec4(a_joints);\n return getJointMatrix(joints.x) * a_weights.x\n + getJointMatrix(joints.y) * a_weights.y\n + getJointMatrix(joints.z) * a_weights.z\n + getJointMatrix(joints.w) * a_weights.w;\n }\n void CCSkin (inout vec4 position) {\n mat4 m = skinMatrix();\n position = m * position;\n }\n void CCSkin (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n mat4 m = skinMatrix();\n position = m * position;\n normal = (m * vec4(normal, 0.0)).xyz;\n tangent.xyz = (m * vec4(tangent.xyz, 0.0)).xyz;\n }\n#endif\nvoid CCVertInput(inout vec4 In)\n{\n In = vec4(a_position, 1.0);\n #if CC_USE_MORPH\n applyMorph(In);\n #endif\n #if CC_USE_SKINNING\n CCSkin(In);\n #endif\n}\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#if !USE_INSTANCING\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n#endif\nvoid CCGetWorldMatrixFull(out mat4 matWorld, out mat4 matWorldIT)\n{\n #if USE_INSTANCING\n matWorld = mat4(\n vec4(a_matWorld0.xyz, 0.0),\n vec4(a_matWorld1.xyz, 0.0),\n vec4(a_matWorld2.xyz, 0.0),\n vec4(a_matWorld0.w, a_matWorld1.w, a_matWorld2.w, 1.0)\n );\n vec3 scale = 1.0 / vec3(length(a_matWorld0.xyz), length(a_matWorld1.xyz), length(a_matWorld2.xyz));\n vec3 scale2 = scale * scale;\n matWorldIT = mat4(\n vec4(a_matWorld0.xyz * scale2.x, 0.0),\n vec4(a_matWorld1.xyz * scale2.y, 0.0),\n vec4(a_matWorld2.xyz * scale2.z, 0.0),\n vec4(0.0, 0.0, 0.0, 1.0)\n );\n #else\n matWorld = cc_matWorld;\n matWorldIT = cc_matWorldIT;\n #endif\n}\nlayout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n};\nvec4 CalculatePlanarShadowPos(vec3 meshWorldPos, vec3 cameraPos, vec3 lightDir, vec4 plane) {\n vec3 P = meshWorldPos;\n vec3 L = lightDir;\n vec3 N = plane.xyz;\n float d = plane.w + EPSILON_LOWP;\n float dist = (-d - dot(P, N)) / (dot(L, N) + EPSILON_LOWP);\n vec3 shadowPos = P + L * dist;\n return vec4(shadowPos, dist);\n}\nvec4 CalculatePlanarShadowClipPos(vec4 shadowPos, vec3 cameraPos, mat4 matView, mat4 matProj, vec4 nearFar, float bias) {\n vec4 camPos = matView * vec4(shadowPos.xyz, 1.0);\n float lerpCoef = saturate((nearFar.z < 0.0 ? -camPos.z : camPos.z) / (nearFar.y - nearFar.x));\n camPos.z += mix(nearFar.x * 0.01, nearFar.y * EPSILON_LOWP * bias, lerpCoef);\n return matProj * camPos;\n}\nout float v_dist;\nvec4 vert () {\n vec4 position;\n CCVertInput(position);\n mat4 matWorld, matWorldIT;\n CCGetWorldMatrixFull(matWorld, matWorldIT);\n vec3 worldPos = (matWorld * position).xyz;\n vec4 shadowPos = CalculatePlanarShadowPos(worldPos, cc_cameraPos.xyz, cc_mainLitDir.xyz, cc_planarNDInfo);\n position = CalculatePlanarShadowClipPos(shadowPos, cc_cameraPos.xyz, cc_matView, cc_matProj, cc_nearFar, cc_shadowWHPBInfo.w);\n v_dist = shadowPos.w;\n return position;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\nlayout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin float v_dist;\nvec4 frag () {\n if(v_dist < 0.0)\n discard;\n return CCFragOutput(cc_shadowColor);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = frag(); }"},"glsl1":{"vert":"\nprecision highp float;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\nfloat saturate(float value) { return clamp(value, 0.0, 1.0); }\nvec2 saturate(vec2 value) { return clamp(value, vec2(0.0), vec2(1.0)); }\nvec3 saturate(vec3 value) { return clamp(value, vec3(0.0), vec3(1.0)); }\nvec4 saturate(vec4 value) { return clamp(value, vec4(0.0), vec4(1.0)); }\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nattribute vec3 a_position;\nattribute vec3 a_normal;\nattribute vec2 a_texCoord;\nattribute vec4 a_tangent;\n#if CC_USE_SKINNING\n attribute vec4 a_joints;\n attribute vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n attribute highp vec4 a_jointAnimInfo;\n #endif\n attribute vec4 a_matWorld0;\n attribute vec4 a_matWorld1;\n attribute vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n attribute vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n attribute vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n attribute vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n attribute vec4 a_sh_linear_const_r;\n attribute vec4 a_sh_linear_const_g;\n attribute vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n attribute float a_vertexId;\n int getVertexId() {\n return int(a_vertexId);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\n#if CC_USE_MORPH\n uniform vec4 cc_displacementWeights[15];\n uniform vec4 cc_displacementTextureInfo;\n #if CC_MORPH_TARGET_HAS_POSITION\n uniform sampler2D cc_PositionDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n uniform sampler2D cc_NormalDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n uniform sampler2D cc_TangentDisplacements;\n #endif\n vec2 getPixelLocation(vec2 textureResolution, int pixelIndex) {\n float pixelIndexF = float(pixelIndex);\n float x = mod(pixelIndexF, textureResolution.x);\n float y = floor(pixelIndexF / textureResolution.x);\n return vec2(x, y);\n }\n vec2 getPixelCoordFromLocation(vec2 location, vec2 textureResolution) {\n return (vec2(location.x, location.y) + .5) / textureResolution;\n }\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 uv = getPixelCoordFromLocation(location, cc_displacementTextureInfo.xy);\n return texture2D(tex, uv);\n }\n #else\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex * 4;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 x = getPixelCoordFromLocation(location + vec2(0.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 y = getPixelCoordFromLocation(location + vec2(1.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 z = getPixelCoordFromLocation(location + vec2(2.0, 0.0), cc_displacementTextureInfo.xy);\n return vec4(\n decode32(texture2D(tex, x)),\n decode32(texture2D(tex, y)),\n decode32(texture2D(tex, z)),\n 1.0\n );\n }\n #endif\n float getDisplacementWeight(int index) {\n int quot = index / 4;\n int remainder = index - quot * 4;\n if (remainder == 0) {\n return cc_displacementWeights[quot].x;\n } else if (remainder == 1) {\n return cc_displacementWeights[quot].y;\n } else if (remainder == 2) {\n return cc_displacementWeights[quot].z;\n } else {\n return cc_displacementWeights[quot].w;\n }\n }\n vec3 getVec3DisplacementFromTexture(sampler2D tex, int vertexIndex) {\n #if CC_MORPH_PRECOMPUTED\n return fetchVec3ArrayFromTexture(tex, vertexIndex).rgb;\n #else\n vec3 result = vec3(0, 0, 0);\n int nVertices = int(cc_displacementTextureInfo.z);\n for (int iTarget = 0; iTarget < CC_MORPH_TARGET_COUNT; ++iTarget) {\n result += (fetchVec3ArrayFromTexture(tex, nVertices * iTarget + vertexIndex).rgb * getDisplacementWeight(iTarget));\n }\n return result;\n #endif\n }\n #if CC_MORPH_TARGET_HAS_POSITION\n vec3 getPositionDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_PositionDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n vec3 getNormalDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_NormalDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n vec3 getTangentDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_TangentDisplacements, vertexId);\n }\n #endif\n void applyMorph (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n int vertexId = getVertexId();\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n normal.xyz = normal.xyz + getNormalDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n tangent.xyz = tangent.xyz + getTangentDisplacement(vertexId);\n #endif\n }\n void applyMorph (inout vec4 position) {\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(getVertexId());\n #endif\n }\n#endif\n#if CC_USE_SKINNING\n #if CC_USE_BAKED_ANIMATION\n uniform highp vec4 cc_jointTextureInfo;\n uniform highp vec4 cc_jointAnimInfo;\n uniform highp sampler2D cc_jointTexture;\n void CCGetJointTextureCoords(float pixelsPerJoint, float jointIdx, out highp float x, out highp float y, out highp float invSize)\n {\n #if USE_INSTANCING\n highp float temp = pixelsPerJoint * (a_jointAnimInfo.x * a_jointAnimInfo.y + jointIdx) + a_jointAnimInfo.z;\n #else\n highp float temp = pixelsPerJoint * (cc_jointAnimInfo.x * cc_jointTextureInfo.y + jointIdx) + cc_jointTextureInfo.z;\n #endif\n invSize = cc_jointTextureInfo.w;\n highp float tempY = floor(temp * invSize);\n x = floor(temp - tempY * cc_jointTextureInfo.x);\n y = (tempY + 0.5) * invSize;\n }\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n uniform highp sampler2D cc_realtimeJoint;\n #else\n uniform highp vec4 cc_joints[CC_JOINT_UNIFORM_CAPACITY * 3];\n #endif\n #endif\n #if CC_USE_BAKED_ANIMATION\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(3.0, i, x, y, invSize);\n vec4 v1 = texture2D(cc_jointTexture, vec2((x + 0.5) * invSize, y));\n vec4 v2 = texture2D(cc_jointTexture, vec2((x + 1.5) * invSize, y));\n vec4 v3 = texture2D(cc_jointTexture, vec2((x + 2.5) * invSize, y));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(12.0, i, x, y, invSize);\n vec4 v1 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 0.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 1.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 2.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 3.5) * invSize, y)))\n );\n vec4 v2 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 4.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 5.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 6.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 7.5) * invSize, y)))\n );\n vec4 v3 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 8.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 9.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 10.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 11.5) * invSize, y)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n float x = i;\n vec4 v1 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 0.5 / 3.0));\n vec4 v2 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 1.5 / 3.0));\n vec4 v3 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 2.5 / 3.0));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n float x = 4.0 * i;\n vec4 v1 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 0.5 / 3.0)))\n );\n vec4 v2 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 1.5 / 3.0)))\n );\n vec4 v3 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 2.5 / 3.0)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n mat4 getJointMatrix (float i) {\n int idx = int(i);\n vec4 v1 = cc_joints[idx * 3];\n vec4 v2 = cc_joints[idx * 3 + 1];\n vec4 v3 = cc_joints[idx * 3 + 2];\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #endif\n mat4 skinMatrix () {\n vec4 joints = vec4(a_joints);\n return getJointMatrix(joints.x) * a_weights.x\n + getJointMatrix(joints.y) * a_weights.y\n + getJointMatrix(joints.z) * a_weights.z\n + getJointMatrix(joints.w) * a_weights.w;\n }\n void CCSkin (inout vec4 position) {\n mat4 m = skinMatrix();\n position = m * position;\n }\n void CCSkin (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n mat4 m = skinMatrix();\n position = m * position;\n normal = (m * vec4(normal, 0.0)).xyz;\n tangent.xyz = (m * vec4(tangent.xyz, 0.0)).xyz;\n }\n#endif\nvoid CCVertInput(inout vec4 In)\n{\n In = vec4(a_position, 1.0);\n #if CC_USE_MORPH\n applyMorph(In);\n #endif\n #if CC_USE_SKINNING\n CCSkin(In);\n #endif\n}\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matProj;\n uniform highp vec4 cc_cameraPos;\n uniform mediump vec4 cc_mainLitDir;\n uniform mediump vec4 cc_nearFar;\n#if !USE_INSTANCING\n uniform highp mat4 cc_matWorld;\n uniform highp mat4 cc_matWorldIT;\n#endif\nvoid CCGetWorldMatrixFull(out mat4 matWorld, out mat4 matWorldIT)\n{\n #if USE_INSTANCING\n matWorld = mat4(\n vec4(a_matWorld0.xyz, 0.0),\n vec4(a_matWorld1.xyz, 0.0),\n vec4(a_matWorld2.xyz, 0.0),\n vec4(a_matWorld0.w, a_matWorld1.w, a_matWorld2.w, 1.0)\n );\n vec3 scale = 1.0 / vec3(length(a_matWorld0.xyz), length(a_matWorld1.xyz), length(a_matWorld2.xyz));\n vec3 scale2 = scale * scale;\n matWorldIT = mat4(\n vec4(a_matWorld0.xyz * scale2.x, 0.0),\n vec4(a_matWorld1.xyz * scale2.y, 0.0),\n vec4(a_matWorld2.xyz * scale2.z, 0.0),\n vec4(0.0, 0.0, 0.0, 1.0)\n );\n #else\n matWorld = cc_matWorld;\n matWorldIT = cc_matWorldIT;\n #endif\n}\nuniform mediump vec4 cc_shadowWHPBInfo;\n uniform mediump vec4 cc_planarNDInfo;\nvec4 CalculatePlanarShadowPos(vec3 meshWorldPos, vec3 cameraPos, vec3 lightDir, vec4 plane) {\n vec3 P = meshWorldPos;\n vec3 L = lightDir;\n vec3 N = plane.xyz;\n float d = plane.w + EPSILON_LOWP;\n float dist = (-d - dot(P, N)) / (dot(L, N) + EPSILON_LOWP);\n vec3 shadowPos = P + L * dist;\n return vec4(shadowPos, dist);\n}\nvec4 CalculatePlanarShadowClipPos(vec4 shadowPos, vec3 cameraPos, mat4 matView, mat4 matProj, vec4 nearFar, float bias) {\n vec4 camPos = matView * vec4(shadowPos.xyz, 1.0);\n float lerpCoef = saturate((nearFar.z < 0.0 ? -camPos.z : camPos.z) / (nearFar.y - nearFar.x));\n camPos.z += mix(nearFar.x * 0.01, nearFar.y * EPSILON_LOWP * bias, lerpCoef);\n return matProj * camPos;\n}\nvarying float v_dist;\nvec4 vert () {\n vec4 position;\n CCVertInput(position);\n mat4 matWorld, matWorldIT;\n CCGetWorldMatrixFull(matWorld, matWorldIT);\n vec3 worldPos = (matWorld * position).xyz;\n vec4 shadowPos = CalculatePlanarShadowPos(worldPos, cc_cameraPos.xyz, cc_mainLitDir.xyz, cc_planarNDInfo);\n position = CalculatePlanarShadowClipPos(shadowPos, cc_cameraPos.xyz, cc_matView, cc_matProj, cc_nearFar, cc_shadowWHPBInfo.w);\n v_dist = shadowPos.w;\n return position;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\nuniform lowp vec4 cc_shadowColor;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying float v_dist;\nvec4 frag () {\n if(v_dist < 0.0)\n discard;\n return CCFragOutput(cc_shadowColor);\n}\nvoid main() { gl_FragColor = frag(); 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m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nlayout(std140) uniform SampleConstants {\n vec4 u_sampleInfo;\n};\nlayout(std140) uniform TickConstants {\n vec4 u_worldRot;\n vec4 u_timeDelta;\n};\nin vec4 a_position_starttime;\nin vec4 a_color;\nin vec4 a_dir_life;\nin float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n in vec4 a_size_uv;\n in vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_size_fid;\n in vec3 a_rotation;\n in vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord;\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n layout(std140) uniform ColorConstant {\n int u_color_mode;\n };\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n layout(std140) uniform RotationConstant {\n int u_rotation_mode;\n };\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n layout(std140) uniform SizeConstant {\n int u_size_mode;\n };\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n layout(std140) uniform ForceConstant {\n int u_force_mode;\n int u_force_space;\n };\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n layout(std140) uniform VelocityConstant {\n int u_velocity_mode;\n int u_velocity_space;\n };\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n layout(std140) uniform AnimationConstant {\n vec4 u_anim_info;\n };\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation;\n #endif\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = startRotation.xyz;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., startRotation.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(startRotation);\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n if (u_rotation_mode == 1) {\n vec3 euler = unpackCurveData(rotation_over_time_tex0, timeCoord0) * normalizedTime * a_dir_life.w;\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n } else {\n vec3 rotation_0 = unpackCurveData(rotation_over_time_tex0, timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nlayout(std140) uniform FragConstants {\n vec4 tintColor;\n};\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture(mainTexture, uv);\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = add(); }"},"glsl1":{"vert":"\nprecision mediump float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\n uniform vec4 u_sampleInfo;\n uniform vec4 u_worldRot;\n uniform vec4 u_timeDelta;\nattribute vec4 a_position_starttime;\nattribute vec4 a_color;\nattribute vec4 a_dir_life;\nattribute float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n attribute vec4 a_size_uv;\n attribute vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_size_fid;\n attribute vec3 a_rotation;\n attribute vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord;\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n uniform int u_color_mode;\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n uniform int u_rotation_mode;\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n uniform int u_size_mode;\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n uniform int u_force_mode;\n uniform int u_force_space;\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n uniform int u_velocity_mode;\n uniform int u_velocity_space;\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n uniform vec4 u_anim_info;\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation;\n #endif\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = startRotation.xyz;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., startRotation.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(startRotation);\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n if (u_rotation_mode == 1) {\n vec3 euler = unpackCurveData(rotation_over_time_tex0, timeCoord0) * normalizedTime * a_dir_life.w;\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n } else {\n vec3 rotation_0 = unpackCurveData(rotation_over_time_tex0, timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture2D(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture2D(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture2D(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\n uniform vec4 tintColor;\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture2D(mainTexture, uv);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = add(); 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(xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = 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2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nlayout(std140) uniform SampleConstants {\n vec4 u_sampleInfo;\n};\nlayout(std140) uniform TickConstants {\n vec4 u_worldRot;\n vec4 u_timeDelta;\n};\nin vec4 a_position_starttime;\nin vec4 a_color;\nin vec4 a_dir_life;\nin float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n in vec4 a_size_uv;\n in vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_size_fid;\n in vec3 a_rotation;\n in vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord;\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n layout(std140) uniform ColorConstant {\n int u_color_mode;\n };\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n layout(std140) uniform RotationConstant {\n int u_rotation_mode;\n };\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n layout(std140) uniform SizeConstant {\n int u_size_mode;\n };\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n layout(std140) uniform ForceConstant {\n int u_force_mode;\n int u_force_space;\n };\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n layout(std140) uniform VelocityConstant {\n int u_velocity_mode;\n int u_velocity_space;\n };\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n layout(std140) uniform AnimationConstant {\n vec4 u_anim_info;\n };\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation;\n #endif\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = startRotation.xyz;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., startRotation.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(startRotation);\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n if (u_rotation_mode == 1) {\n vec3 euler = unpackCurveData(rotation_over_time_tex0, timeCoord0) * normalizedTime * a_dir_life.w;\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n } else {\n vec3 rotation_0 = unpackCurveData(rotation_over_time_tex0, timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nlayout(std140) uniform FragConstants {\n vec4 tintColor;\n};\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = multiply(); }"},"glsl1":{"vert":"\nprecision mediump float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\n uniform vec4 u_sampleInfo;\n uniform vec4 u_worldRot;\n uniform vec4 u_timeDelta;\nattribute vec4 a_position_starttime;\nattribute vec4 a_color;\nattribute vec4 a_dir_life;\nattribute float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n attribute vec4 a_size_uv;\n attribute vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_size_fid;\n attribute vec3 a_rotation;\n attribute vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord;\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n uniform int u_color_mode;\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n uniform int u_rotation_mode;\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n uniform int u_size_mode;\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n uniform int u_force_mode;\n uniform int u_force_space;\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n uniform int u_velocity_mode;\n uniform int u_velocity_space;\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n uniform vec4 u_anim_info;\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n 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timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture2D(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture2D(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture2D(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\n uniform vec4 tintColor;\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture2D(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n return 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cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nlayout(std140) uniform SampleConstants {\n vec4 u_sampleInfo;\n};\nlayout(std140) uniform TickConstants {\n vec4 u_worldRot;\n vec4 u_timeDelta;\n};\nin vec4 a_position_starttime;\nin vec4 a_color;\nin vec4 a_dir_life;\nin float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n in vec4 a_size_uv;\n in vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_size_fid;\n in vec3 a_rotation;\n in vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord;\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n layout(std140) uniform ColorConstant {\n int u_color_mode;\n };\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n layout(std140) uniform RotationConstant {\n int u_rotation_mode;\n };\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n layout(std140) uniform SizeConstant {\n int u_size_mode;\n };\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n layout(std140) uniform ForceConstant {\n int u_force_mode;\n int u_force_space;\n };\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n layout(std140) uniform VelocityConstant {\n int u_velocity_mode;\n int u_velocity_space;\n };\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n layout(std140) uniform AnimationConstant {\n vec4 u_anim_info;\n };\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation;\n #endif\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = startRotation.xyz;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., startRotation.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(startRotation);\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n if (u_rotation_mode == 1) {\n vec3 euler = unpackCurveData(rotation_over_time_tex0, timeCoord0) * normalizedTime * a_dir_life.w;\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n } else {\n vec3 rotation_0 = unpackCurveData(rotation_over_time_tex0, timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = addSmooth(); }"},"glsl1":{"vert":"\nprecision mediump float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\n uniform vec4 u_sampleInfo;\n uniform vec4 u_worldRot;\n uniform vec4 u_timeDelta;\nattribute vec4 a_position_starttime;\nattribute vec4 a_color;\nattribute vec4 a_dir_life;\nattribute float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n attribute vec4 a_size_uv;\n attribute vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_size_fid;\n attribute vec3 a_rotation;\n attribute vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord;\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n uniform int u_color_mode;\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n uniform int u_rotation_mode;\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n uniform int u_size_mode;\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n uniform int u_force_mode;\n uniform int u_force_space;\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n uniform int u_velocity_mode;\n uniform int u_velocity_space;\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n uniform vec4 u_anim_info;\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if 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mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture2D(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture2D(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture2D(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 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unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture2D(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = addSmooth(); 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cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nlayout(std140) uniform SampleConstants {\n vec4 u_sampleInfo;\n};\nlayout(std140) uniform TickConstants {\n vec4 u_worldRot;\n vec4 u_timeDelta;\n};\nin vec4 a_position_starttime;\nin vec4 a_color;\nin vec4 a_dir_life;\nin float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n in vec4 a_size_uv;\n in vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_size_fid;\n in vec3 a_rotation;\n in vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord;\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture(tex, coord);\n vec4 b = texture(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n layout(std140) uniform ColorConstant {\n int u_color_mode;\n };\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n layout(std140) uniform RotationConstant {\n int u_rotation_mode;\n };\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n layout(std140) uniform SizeConstant {\n int u_size_mode;\n };\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n layout(std140) uniform ForceConstant {\n int u_force_mode;\n int u_force_space;\n };\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n layout(std140) uniform VelocityConstant {\n int u_velocity_mode;\n int u_velocity_space;\n };\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n layout(std140) uniform AnimationConstant {\n vec4 u_anim_info;\n };\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation;\n #endif\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = startRotation.xyz;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., startRotation.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(startRotation);\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n if (u_rotation_mode == 1) {\n vec3 euler = unpackCurveData(rotation_over_time_tex0, timeCoord0) * normalizedTime * a_dir_life.w;\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n } else {\n vec3 rotation_0 = unpackCurveData(rotation_over_time_tex0, timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 premultiplied () {\n vec4 col = color * texture(mainTexture, uv) * color.a;\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = premultiplied(); }"},"glsl1":{"vert":"\nprecision mediump float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nvec4 eulerToQuat(vec3 euler) {\n vec3 er = euler * 0.5;\n float x = er.x, y = er.y, z = er.z;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat;\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\n uniform vec4 u_sampleInfo;\n uniform vec4 u_worldRot;\n uniform vec4 u_timeDelta;\nattribute vec4 a_position_starttime;\nattribute vec4 a_color;\nattribute vec4 a_dir_life;\nattribute float a_rndSeed;\n#if !CC_INSTANCE_PARTICLE\n attribute vec4 a_size_uv;\n attribute vec4 a_rotation_uv;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_size_fid;\n attribute vec3 a_rotation;\n attribute vec3 a_uv;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord;\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec3 unpackCurveData (sampler2D tex, vec2 coord) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n return mix(a.xyz, b.xyz, c);\n}\nvec3 unpackCurveData (sampler2D tex, vec2 coord, out float w) {\n vec4 a = texture2D(tex, coord);\n vec4 b = texture2D(tex, coord + u_sampleInfo.y);\n float c = fract(coord.x * u_sampleInfo.x);\n w = mix(a.w, b.w, c);\n return mix(a.xyz, b.xyz, c);\n}\nfloat pseudoRandom(float x) {\n#if USE_VK_SHADER\n float o = x;\n x = mod(x - 1.0, 2.0) - 1.0;\n float freqVar = 10.16640753482;\n float y = sin(freqVar * floor(o * 0.5 - 0.5));\n float v = max(0.0, 1.0-abs(x));\n v *= 0.7071067812;\n v = y < 0.0 ? -v : v;\n return v;\n#endif\n#if !USE_VK_SHADER\n float seed = mod(x, 233280.);\n float q = (seed * 9301. + 49297.) / 233280.;\n return fract(q);\n#endif\n}\n#if COLOR_OVER_TIME_MODULE_ENABLE\n uniform sampler2D color_over_time_tex0;\n uniform int u_color_mode;\n#endif\n#if ROTATION_OVER_TIME_MODULE_ENABLE\n uniform sampler2D rotation_over_time_tex0;\n uniform int u_rotation_mode;\n#endif\n#if SIZE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D size_over_time_tex0;\n uniform int u_size_mode;\n#endif\n#if FORCE_OVER_TIME_MODULE_ENABLE\n uniform sampler2D force_over_time_tex0;\n uniform int u_force_mode;\n uniform int u_force_space;\n#endif\n#if VELOCITY_OVER_TIME_MODULE_ENABLE\n uniform sampler2D velocity_over_time_tex0;\n uniform int u_velocity_mode;\n uniform int u_velocity_space;\n#endif\n#if TEXTURE_ANIMATION_MODULE_ENABLE\n uniform sampler2D texture_animation_tex0;\n uniform vec4 u_anim_info;\n#endif\nfloat repeat (float t, float length) {\n return t - floor(t / length) * length;\n}\nvec4 rotateQuat (vec4 p, vec4 q) {\n vec3 iv = cross(q.xyz, p.xyz) + q.w * p.xyz;\n vec3 res = p.xyz + 2.0 * cross(q.xyz, iv);\n return vec4(res.xyz, p.w);\n}\nvec4 gpvs_main () {\n float activeTime = u_timeDelta.x - a_position_starttime.w;\n float normalizedTime = clamp(activeTime / a_dir_life.w, 0.0, 1.0);\n vec2 timeCoord0 = vec2(normalizedTime, 0.);\n vec2 timeCoord1 = vec2(normalizedTime, 1.);\n #if CC_RENDER_MODE == 4\n vec2 vertIdx = vec2(a_texCoord.x, a_texCoord.y);\n #endif\n #if CC_RENDER_MODE != 4\n #if !CC_INSTANCE_PARTICLE\n vec2 vertIdx = vec2(a_size_uv.w, a_rotation_uv.w);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec2 vertIdx = a_uv.xy;\n #endif\n #endif\n vec4 velocity = vec4(a_dir_life.xyz, 0.);\n vec4 pos = vec4(a_position_starttime.xyz, 1.);\n #if !CC_INSTANCE_PARTICLE\n vec3 size = a_size_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 size = a_size_fid.xyz;\n #endif\n #if SIZE_OVER_TIME_MODULE_ENABLE\n if (u_size_mode == 1) {\n size *= unpackCurveData(size_over_time_tex0, timeCoord0);\n } else {\n vec3 size_0 = unpackCurveData(size_over_time_tex0, timeCoord0);\n vec3 size_1 = unpackCurveData(size_over_time_tex0, timeCoord1);\n float factor_s = pseudoRandom(a_rndSeed + 39825.);\n size *= mix(size_0, size_1, factor_s);\n }\n #endif\n vec3 compScale = scale.xyz * size;\n #if FORCE_OVER_TIME_MODULE_ENABLE\n vec3 forceAnim = vec3(0.);\n if (u_force_mode == 1) {\n forceAnim = unpackCurveData(force_over_time_tex0, timeCoord0);\n } else {\n vec3 force_0 = unpackCurveData(force_over_time_tex0, timeCoord0);\n vec3 force_1 = unpackCurveData(force_over_time_tex0, timeCoord1);\n float factor_f = pseudoRandom(a_rndSeed + 212165.);\n forceAnim = mix(force_0, force_1, factor_f);\n }\n vec4 forceTrack = vec4(forceAnim, 0.);\n if (u_force_space == 0) {\n forceTrack = rotateQuat(forceTrack, u_worldRot);\n }\n velocity.xyz += forceTrack.xyz;\n #endif\n #if VELOCITY_OVER_TIME_MODULE_ENABLE\n float speedModifier0 = 1.;\n float speedModifier1 = 1.;\n vec3 velocityAnim = vec3(0.);\n if (u_velocity_mode == 1) {\n velocityAnim = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n } else {\n vec3 vectory_0 = unpackCurveData(velocity_over_time_tex0, timeCoord0, speedModifier0);\n vec3 vectory_1 = unpackCurveData(velocity_over_time_tex0, timeCoord1, speedModifier1);\n float factor_v = pseudoRandom(a_rndSeed + 197866.);\n velocityAnim = mix(vectory_0, vectory_1, factor_v);\n speedModifier0 = mix(speedModifier0, speedModifier1, factor_v);\n }\n vec4 velocityTrack = vec4(velocityAnim, 0.);\n if (u_velocity_space == 0) {\n velocityTrack = rotateQuat(velocityTrack, u_worldRot);\n }\n velocity.xyz += velocityTrack.xyz;\n velocity.xyz *= speedModifier0;\n #endif\n pos.xyz += velocity.xyz * normalizedTime * a_dir_life.w;\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = rotateQuat(velocity, u_worldRot);\n #endif\n #endif\n #if !CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation_uv.xyz;\n #endif\n #if CC_INSTANCE_PARTICLE\n vec3 startRotation = a_rotation;\n #endif\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = startRotation.xyz;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., startRotation.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(startRotation);\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n if (u_rotation_mode == 1) {\n vec3 euler = unpackCurveData(rotation_over_time_tex0, timeCoord0) * normalizedTime * a_dir_life.w;\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n } else {\n vec3 rotation_0 = unpackCurveData(rotation_over_time_tex0, timeCoord0);\n vec3 rotation_1 = unpackCurveData(rotation_over_time_tex0, timeCoord1);\n float factor_r = pseudoRandom(a_rndSeed + 125292.);\n vec3 euler = mix(rotation_0, rotation_1, factor_r) * normalizedTime * a_dir_life.w;\n #if CC_RENDER_MODE == 3 || CC_RENDER_MODE == 2\n euler = vec3(0.0, 0.0, euler.z);\n #endif\n vec4 quat = eulerToQuat(euler);\n mat3 mLocal = quatToMat3(quat);\n mat3 mStart = quatToMat3(rot);\n rot = mat3ToQuat(mStart * mLocal);\n }\n #endif\n #if COLOR_OVER_TIME_MODULE_ENABLE\n if (u_color_mode == 1) {\n color = a_color * texture2D(color_over_time_tex0, timeCoord0);\n } else {\n vec4 color_0 = texture2D(color_over_time_tex0, timeCoord0);\n vec4 color_1 = texture2D(color_over_time_tex0, timeCoord1);\n float factor_c = pseudoRandom(a_rndSeed + 91041.);\n color = a_color * mix(color_0, color_1, factor_c);\n }\n #endif\n #if !COLOR_OVER_TIME_MODULE_ENABLE\n color = a_color;\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((vertIdx - 0.5));\n #if CC_RENDER_MODE == 1\n rot = vec4(0.0, 0.0, 0.0, 1.0);\n #endif\n computeVertPos(pos, cornerOffset, rot, compScale\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , cc_matViewInv\n #endif\n #if CC_RENDER_MODE == 1\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n #if !CC_INSTANCE_PARTICLE\n , a_size_uv.w\n #endif\n #if CC_INSTANCE_PARTICLE\n , a_uv.x\n #endif\n #endif\n );\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color *= a_color1;\n #endif\n pos = cc_matViewProj * pos;\n float frameIndex = 0.;\n #if TEXTURE_ANIMATION_MODULE_ENABLE\n float startFrame = 0.;\n vec3 frameInfo = vec3(0.);\n if (int(u_anim_info.x) == 1) {\n frameInfo = unpackCurveData(texture_animation_tex0, timeCoord0);\n } else {\n vec3 frameInfo0 = unpackCurveData(texture_animation_tex0, timeCoord0);\n vec3 frameInfo1 = unpackCurveData(texture_animation_tex0, timeCoord1);\n float factor_t = pseudoRandom(a_rndSeed + 90794.);\n frameInfo = mix(frameInfo0, frameInfo1, factor_t);\n }\n startFrame = frameInfo.x / u_anim_info.y;\n float EPSILON = 1e-6;\n frameIndex = repeat(u_anim_info.z * (frameInfo.y + startFrame), 1. + EPSILON);\n #endif\n uv = computeUV(frameIndex, vertIdx, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n return pos;\n}\nvoid main() { gl_Position = gpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 premultiplied () {\n vec4 col = color * texture2D(mainTexture, uv) * color.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = premultiplied(); 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result;\n #endif\n }\n #if CC_MORPH_TARGET_HAS_POSITION\n vec3 getPositionDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_PositionDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n vec3 getNormalDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_NormalDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n vec3 getTangentDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_TangentDisplacements, vertexId);\n }\n #endif\n void applyMorph (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n int vertexId = getVertexId();\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n normal.xyz = normal.xyz + getNormalDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n tangent.xyz = tangent.xyz + getTangentDisplacement(vertexId);\n #endif\n }\n void applyMorph (inout vec4 position) {\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(getVertexId());\n #endif\n }\n#endif\n#if CC_USE_SKINNING\n #if CC_USE_BAKED_ANIMATION\n layout(std140) uniform CCSkinningTexture {\n highp vec4 cc_jointTextureInfo;\n };\n layout(std140) uniform CCSkinningAnimation {\n highp vec4 cc_jointAnimInfo;\n };\n uniform highp sampler2D cc_jointTexture;\n void CCGetJointTextureCoords(float pixelsPerJoint, float jointIdx, out highp float x, out highp float y, out highp float invSize)\n {\n #if USE_INSTANCING\n highp float temp = pixelsPerJoint * (a_jointAnimInfo.x * a_jointAnimInfo.y + jointIdx) + a_jointAnimInfo.z;\n #else\n highp float temp = pixelsPerJoint * (cc_jointAnimInfo.x * cc_jointTextureInfo.y + jointIdx) + cc_jointTextureInfo.z;\n #endif\n invSize = cc_jointTextureInfo.w;\n highp float tempY = floor(temp * invSize);\n x = floor(temp - tempY * cc_jointTextureInfo.x);\n y = (tempY + 0.5) * invSize;\n }\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n uniform highp sampler2D cc_realtimeJoint;\n #else\n layout(std140) uniform CCSkinning {\n highp vec4 cc_joints[CC_JOINT_UNIFORM_CAPACITY * 3];\n };\n #endif\n #endif\n #if CC_USE_BAKED_ANIMATION\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(3.0, i, x, y, invSize);\n vec4 v1 = texture(cc_jointTexture, vec2((x + 0.5) * invSize, y));\n vec4 v2 = texture(cc_jointTexture, vec2((x + 1.5) * invSize, y));\n vec4 v3 = texture(cc_jointTexture, vec2((x + 2.5) * invSize, y));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(12.0, i, x, y, invSize);\n vec4 v1 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 0.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 1.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 2.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 3.5) * invSize, y)))\n );\n vec4 v2 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 4.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 5.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 6.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 7.5) * invSize, y)))\n );\n vec4 v3 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 8.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 9.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 10.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 11.5) * invSize, y)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n float x = i;\n vec4 v1 = texture(cc_realtimeJoint, vec2( x / 256.0, 0.5 / 3.0));\n vec4 v2 = texture(cc_realtimeJoint, vec2( x / 256.0, 1.5 / 3.0));\n vec4 v3 = texture(cc_realtimeJoint, vec2( x / 256.0, 2.5 / 3.0));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n float x = 4.0 * i;\n vec4 v1 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 0.5 / 3.0)))\n );\n vec4 v2 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 1.5 / 3.0)))\n );\n vec4 v3 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 2.5 / 3.0)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n mat4 getJointMatrix (float i) {\n int idx = int(i);\n vec4 v1 = cc_joints[idx * 3];\n vec4 v2 = cc_joints[idx * 3 + 1];\n vec4 v3 = cc_joints[idx * 3 + 2];\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #endif\n mat4 skinMatrix () {\n vec4 joints = vec4(a_joints);\n return getJointMatrix(joints.x) * a_weights.x\n + getJointMatrix(joints.y) * a_weights.y\n + getJointMatrix(joints.z) * a_weights.z\n + getJointMatrix(joints.w) * a_weights.w;\n }\n void CCSkin (inout vec4 position) {\n mat4 m = skinMatrix();\n position = m * position;\n }\n void CCSkin (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n mat4 m = skinMatrix();\n position = m * position;\n normal = (m * vec4(normal, 0.0)).xyz;\n tangent.xyz = (m * vec4(tangent.xyz, 0.0)).xyz;\n }\n#endif\nvoid CCVertInput(inout vec4 In)\n{\n In = vec4(a_position, 1.0);\n #if CC_USE_MORPH\n applyMorph(In);\n #endif\n #if CC_USE_SKINNING\n CCSkin(In);\n #endif\n}\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#if !USE_INSTANCING\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n#endif\nvoid CCGetWorldMatrix(out mat4 matWorld)\n{\n #if USE_INSTANCING\n matWorld = mat4(\n vec4(a_matWorld0.xyz, 0.0),\n vec4(a_matWorld1.xyz, 0.0),\n vec4(a_matWorld2.xyz, 0.0),\n vec4(a_matWorld0.w, a_matWorld1.w, a_matWorld2.w, 1.0)\n );\n #else\n matWorld = cc_matWorld;\n #endif\n}\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\n#if !CC_USE_ACCURATE_FOG\nout mediump float v_fog_factor;\n#endif\nvoid CC_TRANSFER_FOG(vec4 pos) {\n#if !CC_USE_ACCURATE_FOG\n CC_TRANSFER_FOG_BASE(pos, v_fog_factor);\n#endif\n}\n#if USE_VERTEX_COLOR\n in lowp vec4 a_color;\n out lowp vec4 v_color;\n#endif\n#if USE_TEXTURE\n out vec2 v_uv;\n layout(std140) uniform TexCoords {\n vec4 tilingOffset;\n };\n#endif\nvec4 vert () {\n vec4 position;\n CCVertInput(position);\n mat4 matWorld;\n CCGetWorldMatrix(matWorld);\n #if USE_TEXTURE\n v_uv = a_texCoord * tilingOffset.xy + tilingOffset.zw;\n #if SAMPLE_FROM_RT\n v_uv = cc_cameraPos.w > 1.0 ? vec2(v_uv.x, 1.0 - v_uv.y) : v_uv;\n #endif\n #endif\n #if USE_VERTEX_COLOR\n v_color = a_color;\n #endif\n CC_TRANSFER_FOG(matWorld * position);\n return cc_matProj * (cc_matView * matWorld) * position;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\nvec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n}\nvec3 SRGBToLinear (vec3 gamma) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n#endif\n return gamma * gamma;\n}\nvec3 LinearToSRGB(vec3 linear) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n#endif\n return sqrt(linear);\n}\nvec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n}\nvec4 CCFragOutput (vec4 color) {\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #elif !CC_USE_FLOAT_OUTPUT\n #if CC_USE_HDR && CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n}\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\nvoid CC_APPLY_FOG_BASE(inout vec4 color, float factor) {\n\tcolor = vec4(mix(cc_fogColor.rgb, color.rgb, factor), color.a);\n}\n#if !CC_USE_ACCURATE_FOG\nin mediump float v_fog_factor;\n#endif\nvoid CC_APPLY_FOG(inout vec4 color) {\n#if !CC_USE_ACCURATE_FOG\n CC_APPLY_FOG_BASE(color, v_fog_factor);\n#endif\n}\nvoid CC_APPLY_FOG(inout vec4 color, vec3 worldPos) {\n#if CC_USE_ACCURATE_FOG\n float factor;\n CC_TRANSFER_FOG_BASE(vec4(worldPos, 1.0), factor);\n#else\n float factor = v_fog_factor;\n#endif\n CC_APPLY_FOG_BASE(color, factor);\n}\n#if USE_ALPHA_TEST\n#endif\n#if USE_TEXTURE\n in vec2 v_uv;\n uniform sampler2D mainTexture;\n#endif\nlayout(std140) uniform Constant {\n vec4 mainColor;\n vec4 colorScaleAndCutoff;\n};\n#if USE_VERTEX_COLOR\n in lowp vec4 v_color;\n#endif\nvec4 frag () {\n vec4 o = mainColor;\n o.rgb *= colorScaleAndCutoff.xyz;\n #if USE_VERTEX_COLOR\n o.rgb *= SRGBToLinear(v_color.rgb);\n o.a *= v_color.a;\n #endif\n #if USE_TEXTURE\n vec4 texColor = texture(mainTexture, v_uv);\n texColor.rgb = SRGBToLinear(texColor.rgb);\n o *= texColor;\n #endif\n #if USE_ALPHA_TEST\n if (o.ALPHA_TEST_CHANNEL < colorScaleAndCutoff.w) discard;\n #endif\n CC_APPLY_FOG(o);\n return CCFragOutput(o);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = frag(); }"},"glsl1":{"vert":"\nprecision highp float;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nattribute vec3 a_position;\nattribute vec3 a_normal;\nattribute vec2 a_texCoord;\nattribute vec4 a_tangent;\n#if CC_USE_SKINNING\n attribute vec4 a_joints;\n attribute vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n attribute highp vec4 a_jointAnimInfo;\n #endif\n attribute vec4 a_matWorld0;\n attribute vec4 a_matWorld1;\n attribute vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n attribute vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n attribute vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n attribute vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n attribute vec4 a_sh_linear_const_r;\n attribute vec4 a_sh_linear_const_g;\n attribute vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n attribute float a_vertexId;\n int getVertexId() {\n return int(a_vertexId);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\n#if CC_USE_MORPH\n uniform vec4 cc_displacementWeights[15];\n uniform vec4 cc_displacementTextureInfo;\n #if CC_MORPH_TARGET_HAS_POSITION\n uniform sampler2D cc_PositionDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n uniform sampler2D cc_NormalDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n uniform sampler2D cc_TangentDisplacements;\n #endif\n vec2 getPixelLocation(vec2 textureResolution, int pixelIndex) {\n float pixelIndexF = float(pixelIndex);\n float x = mod(pixelIndexF, textureResolution.x);\n float y = floor(pixelIndexF / textureResolution.x);\n return vec2(x, y);\n }\n vec2 getPixelCoordFromLocation(vec2 location, vec2 textureResolution) {\n return (vec2(location.x, location.y) + .5) / textureResolution;\n }\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 uv = getPixelCoordFromLocation(location, cc_displacementTextureInfo.xy);\n return texture2D(tex, uv);\n }\n #else\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex * 4;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 x = getPixelCoordFromLocation(location + vec2(0.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 y = getPixelCoordFromLocation(location + vec2(1.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 z = getPixelCoordFromLocation(location + vec2(2.0, 0.0), cc_displacementTextureInfo.xy);\n return vec4(\n decode32(texture2D(tex, x)),\n decode32(texture2D(tex, y)),\n decode32(texture2D(tex, z)),\n 1.0\n );\n }\n #endif\n float getDisplacementWeight(int index) {\n int quot = index / 4;\n int remainder = index - quot * 4;\n if (remainder == 0) {\n return cc_displacementWeights[quot].x;\n } else if (remainder == 1) {\n return cc_displacementWeights[quot].y;\n } else if (remainder == 2) {\n return cc_displacementWeights[quot].z;\n } else {\n return cc_displacementWeights[quot].w;\n }\n }\n vec3 getVec3DisplacementFromTexture(sampler2D tex, int vertexIndex) {\n #if CC_MORPH_PRECOMPUTED\n return fetchVec3ArrayFromTexture(tex, vertexIndex).rgb;\n #else\n vec3 result = vec3(0, 0, 0);\n int nVertices = int(cc_displacementTextureInfo.z);\n for (int iTarget = 0; iTarget < CC_MORPH_TARGET_COUNT; ++iTarget) {\n result += (fetchVec3ArrayFromTexture(tex, nVertices * iTarget + vertexIndex).rgb * getDisplacementWeight(iTarget));\n }\n return result;\n #endif\n }\n #if CC_MORPH_TARGET_HAS_POSITION\n vec3 getPositionDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_PositionDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n vec3 getNormalDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_NormalDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n vec3 getTangentDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_TangentDisplacements, vertexId);\n }\n #endif\n void applyMorph (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n int vertexId = getVertexId();\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n normal.xyz = normal.xyz + getNormalDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n tangent.xyz = tangent.xyz + getTangentDisplacement(vertexId);\n #endif\n }\n void applyMorph (inout vec4 position) {\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(getVertexId());\n #endif\n }\n#endif\n#if CC_USE_SKINNING\n #if CC_USE_BAKED_ANIMATION\n uniform highp vec4 cc_jointTextureInfo;\n uniform highp vec4 cc_jointAnimInfo;\n uniform highp sampler2D cc_jointTexture;\n void CCGetJointTextureCoords(float pixelsPerJoint, float jointIdx, out highp float x, out highp float y, out highp float invSize)\n {\n #if USE_INSTANCING\n highp float temp = pixelsPerJoint * (a_jointAnimInfo.x * a_jointAnimInfo.y + jointIdx) + a_jointAnimInfo.z;\n #else\n highp float temp = pixelsPerJoint * (cc_jointAnimInfo.x * cc_jointTextureInfo.y + jointIdx) + cc_jointTextureInfo.z;\n #endif\n invSize = cc_jointTextureInfo.w;\n highp float tempY = floor(temp * invSize);\n x = floor(temp - tempY * cc_jointTextureInfo.x);\n y = (tempY + 0.5) * invSize;\n }\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n uniform highp sampler2D cc_realtimeJoint;\n #else\n uniform highp vec4 cc_joints[CC_JOINT_UNIFORM_CAPACITY * 3];\n #endif\n #endif\n #if CC_USE_BAKED_ANIMATION\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(3.0, i, x, y, invSize);\n vec4 v1 = texture2D(cc_jointTexture, vec2((x + 0.5) * invSize, y));\n vec4 v2 = texture2D(cc_jointTexture, vec2((x + 1.5) * invSize, y));\n vec4 v3 = texture2D(cc_jointTexture, vec2((x + 2.5) * invSize, y));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(12.0, i, x, y, invSize);\n vec4 v1 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 0.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 1.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 2.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 3.5) * invSize, y)))\n );\n vec4 v2 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 4.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 5.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 6.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 7.5) * invSize, y)))\n );\n vec4 v3 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 8.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 9.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 10.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 11.5) * invSize, y)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n float x = i;\n vec4 v1 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 0.5 / 3.0));\n vec4 v2 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 1.5 / 3.0));\n vec4 v3 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 2.5 / 3.0));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n float x = 4.0 * i;\n vec4 v1 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 0.5 / 3.0)))\n );\n vec4 v2 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 1.5 / 3.0)))\n );\n vec4 v3 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 2.5 / 3.0)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n mat4 getJointMatrix (float i) {\n int idx = int(i);\n vec4 v1 = cc_joints[idx * 3];\n vec4 v2 = cc_joints[idx * 3 + 1];\n vec4 v3 = cc_joints[idx * 3 + 2];\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #endif\n mat4 skinMatrix () {\n vec4 joints = vec4(a_joints);\n return getJointMatrix(joints.x) * a_weights.x\n + getJointMatrix(joints.y) * a_weights.y\n + getJointMatrix(joints.z) * a_weights.z\n + getJointMatrix(joints.w) * a_weights.w;\n }\n void CCSkin (inout vec4 position) {\n mat4 m = skinMatrix();\n position = m * position;\n }\n void CCSkin (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n mat4 m = skinMatrix();\n position = m * position;\n normal = (m * vec4(normal, 0.0)).xyz;\n tangent.xyz = (m * vec4(tangent.xyz, 0.0)).xyz;\n }\n#endif\nvoid CCVertInput(inout vec4 In)\n{\n In = vec4(a_position, 1.0);\n #if CC_USE_MORPH\n applyMorph(In);\n #endif\n #if CC_USE_SKINNING\n CCSkin(In);\n #endif\n}\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matProj;\n uniform highp vec4 cc_cameraPos;\n uniform mediump vec4 cc_fogBase;\n uniform mediump vec4 cc_fogAdd;\n#if !USE_INSTANCING\n uniform highp mat4 cc_matWorld;\n#endif\nvoid CCGetWorldMatrix(out mat4 matWorld)\n{\n #if USE_INSTANCING\n matWorld = mat4(\n vec4(a_matWorld0.xyz, 0.0),\n vec4(a_matWorld1.xyz, 0.0),\n vec4(a_matWorld2.xyz, 0.0),\n vec4(a_matWorld0.w, a_matWorld1.w, a_matWorld2.w, 1.0)\n );\n #else\n matWorld = cc_matWorld;\n #endif\n}\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / fDeltaY)))) * fDensityIntegral;\n }\n else {\n fDensity = 0.;\n }\n float f = exp(-fDensity);\n return f;\n }\n#endif\nvoid CC_TRANSFER_FOG_BASE(vec4 pos, out float factor)\n{\n#if CC_USE_FOG == 0\n\tfactor = LinearFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.y);\n#elif CC_USE_FOG == 1\n\tfactor = ExpFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 2\n\tfactor = ExpSquaredFog(pos, cc_cameraPos.xyz, cc_fogBase.x, cc_fogBase.z, cc_fogAdd.z);\n#elif CC_USE_FOG == 3\n\tfactor = LayeredFog(pos, cc_cameraPos.xyz, cc_fogAdd.x, cc_fogAdd.y, cc_fogAdd.z);\n#else\n\tfactor = 1.0;\n#endif\n}\n#if !CC_USE_ACCURATE_FOG\nvarying mediump float v_fog_factor;\n#endif\nvoid CC_TRANSFER_FOG(vec4 pos) {\n#if !CC_USE_ACCURATE_FOG\n CC_TRANSFER_FOG_BASE(pos, v_fog_factor);\n#endif\n}\n#if USE_VERTEX_COLOR\n attribute lowp vec4 a_color;\n varying lowp vec4 v_color;\n#endif\n#if USE_TEXTURE\n varying vec2 v_uv;\n uniform vec4 tilingOffset;\n#endif\nvec4 vert () {\n vec4 position;\n CCVertInput(position);\n mat4 matWorld;\n CCGetWorldMatrix(matWorld);\n #if USE_TEXTURE\n v_uv = a_texCoord * tilingOffset.xy + tilingOffset.zw;\n #if SAMPLE_FROM_RT\n v_uv = cc_cameraPos.w > 1.0 ? vec2(v_uv.x, 1.0 - v_uv.y) : v_uv;\n #endif\n #endif\n #if USE_VERTEX_COLOR\n v_color = a_color;\n #endif\n CC_TRANSFER_FOG(matWorld * position);\n return cc_matProj * (cc_matView * matWorld) * position;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\nvec3 ACESToneMap (vec3 color) {\n color = min(color, vec3(8.0));\n const float A = 2.51;\n const float B = 0.03;\n const float C = 2.43;\n const float D = 0.59;\n const float E = 0.14;\n return (color * (A * color + B)) / (color * (C * color + D) + E);\n}\nvec3 SRGBToLinear (vec3 gamma) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return gamma;\n }\n #endif\n#endif\n return gamma * gamma;\n}\nvec3 LinearToSRGB(vec3 linear) {\n#ifdef CC_USE_SURFACE_SHADER\n #if CC_USE_DEBUG_VIEW == CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC && CC_SURFACES_ENABLE_DEBUG_VIEW\n if (!IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION) {\n return linear;\n }\n #endif\n#endif\n return sqrt(linear);\n}\nvec4 packRGBE (vec3 rgb) {\n highp float maxComp = max(max(rgb.r, rgb.g), rgb.b);\n highp float e = 128.0;\n if (maxComp > 0.0001) {\n e = log(maxComp) / log(1.1);\n e = ceil(e);\n e = clamp(e + 128.0, 0.0, 255.0);\n }\n highp float sc = 1.0 / pow(1.1, e - 128.0);\n vec3 encode = clamp(rgb * sc, vec3(0.0), vec3(1.0)) * 255.0;\n vec3 encode_rounded = floor(encode) + step(encode - floor(encode), vec3(0.5));\n return vec4(encode_rounded, e) / 255.0;\n}\nvec4 CCFragOutput (vec4 color) {\n #if CC_USE_RGBE_OUTPUT\n color = packRGBE(color.rgb);\n #elif !CC_USE_FLOAT_OUTPUT\n #if CC_USE_HDR && CC_TONE_MAPPING_TYPE == HDR_TONE_MAPPING_ACES\n color.rgb = ACESToneMap(color.rgb);\n #endif\n color.rgb = LinearToSRGB(color.rgb);\n #endif\n return color;\n}\nuniform highp vec4 cc_cameraPos;\n uniform mediump vec4 cc_fogColor;\n uniform mediump vec4 cc_fogBase;\n uniform mediump vec4 cc_fogAdd;\n#if CC_USE_FOG != 4\n float LinearFog(vec4 pos, vec3 cameraPos, float fogStart, float fogEnd) {\n vec4 wPos = pos;\n float cam_dis = distance(cameraPos, wPos.xyz);\n return clamp((fogEnd - cam_dis) / (fogEnd - fogStart), 0., 1.);\n }\n float ExpFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * fogDensity);\n return f;\n }\n float ExpSquaredFog(vec4 pos, vec3 cameraPos, float fogStart, float fogDensity, float fogAtten) {\n vec4 wPos = pos;\n float cam_dis = max(distance(cameraPos, wPos.xyz) - fogStart, 0.0) / fogAtten * 4.;\n float f = exp(-cam_dis * cam_dis * fogDensity * fogDensity);\n return f;\n }\n float LayeredFog(vec4 pos, vec3 cameraPos, float fogTop, float fogRange, float fogAtten) {\n vec4 wPos = pos;\n vec3 camWorldProj = cameraPos.xyz;\n camWorldProj.y = 0.;\n vec3 worldPosProj = wPos.xyz;\n worldPosProj.y = 0.;\n float fDeltaD = distance(worldPosProj, camWorldProj) / fogAtten * 2.0;\n float fDeltaY, fDensityIntegral;\n if (cameraPos.y > fogTop) {\n if (wPos.y < fogTop) {\n fDeltaY = (fogTop - wPos.y) / fogRange * 2.0;\n fDensityIntegral = fDeltaY * fDeltaY * 0.5;\n }\n else {\n fDeltaY = 0.;\n fDensityIntegral = 0.;\n }\n }\n else {\n if (wPos.y < fogTop) {\n float fDeltaA = (fogTop - cameraPos.y) / fogRange * 2.;\n float fDeltaB = (fogTop - wPos.y) / fogRange * 2.;\n fDeltaY = abs(fDeltaA - fDeltaB);\n fDensityIntegral = abs((fDeltaA * fDeltaA * 0.5) - (fDeltaB * fDeltaB * 0.5));\n }\n else {\n fDeltaY = abs(fogTop - cameraPos.y) / fogRange * 2.;\n fDensityIntegral = abs(fDeltaY * fDeltaY * 0.5);\n }\n }\n float fDensity;\n if (fDeltaY != 0.) {\n fDensity = (sqrt(1.0 + ((fDeltaD / fDeltaY) * (fDeltaD / 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a_vertexId;\n int getVertexId() {\n return int(a_vertexId);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\n#if CC_USE_MORPH\n layout(std140) uniform CCMorph {\n vec4 cc_displacementWeights[15];\n vec4 cc_displacementTextureInfo;\n };\n #if CC_MORPH_TARGET_HAS_POSITION\n uniform sampler2D cc_PositionDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n uniform sampler2D cc_NormalDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n uniform sampler2D cc_TangentDisplacements;\n #endif\n vec2 getPixelLocation(vec2 textureResolution, int pixelIndex) {\n float pixelIndexF = float(pixelIndex);\n float x = mod(pixelIndexF, textureResolution.x);\n float y = floor(pixelIndexF / textureResolution.x);\n return vec2(x, y);\n }\n vec2 getPixelCoordFromLocation(vec2 location, vec2 textureResolution) {\n return (vec2(location.x, location.y) + .5) / textureResolution;\n }\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int pixelIndex) {\n ivec2 texSize = textureSize(tex, 0);\n return texelFetch(tex, ivec2(pixelIndex % texSize.x, pixelIndex / texSize.x), 0);\n }\n #else\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex * 4;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 x = getPixelCoordFromLocation(location + vec2(0.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 y = getPixelCoordFromLocation(location + vec2(1.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 z = getPixelCoordFromLocation(location + vec2(2.0, 0.0), cc_displacementTextureInfo.xy);\n return vec4(\n decode32(texture(tex, x)),\n decode32(texture(tex, y)),\n decode32(texture(tex, z)),\n 1.0\n );\n }\n #endif\n float getDisplacementWeight(int index) {\n int quot = index / 4;\n int remainder = index - quot * 4;\n if (remainder == 0) {\n return cc_displacementWeights[quot].x;\n } else if (remainder == 1) {\n return cc_displacementWeights[quot].y;\n } else if (remainder == 2) {\n return cc_displacementWeights[quot].z;\n } else {\n return cc_displacementWeights[quot].w;\n }\n }\n vec3 getVec3DisplacementFromTexture(sampler2D tex, int vertexIndex) {\n #if CC_MORPH_PRECOMPUTED\n return fetchVec3ArrayFromTexture(tex, vertexIndex).rgb;\n #else\n vec3 result = vec3(0, 0, 0);\n int nVertices = int(cc_displacementTextureInfo.z);\n for (int iTarget = 0; iTarget < CC_MORPH_TARGET_COUNT; ++iTarget) {\n result += (fetchVec3ArrayFromTexture(tex, nVertices * iTarget + vertexIndex).rgb * getDisplacementWeight(iTarget));\n }\n return result;\n #endif\n }\n #if CC_MORPH_TARGET_HAS_POSITION\n vec3 getPositionDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_PositionDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n vec3 getNormalDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_NormalDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n vec3 getTangentDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_TangentDisplacements, vertexId);\n }\n #endif\n void applyMorph (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n int vertexId = getVertexId();\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n normal.xyz = normal.xyz + getNormalDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n tangent.xyz = tangent.xyz + getTangentDisplacement(vertexId);\n #endif\n }\n void applyMorph (inout vec4 position) {\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(getVertexId());\n #endif\n }\n#endif\n#if CC_USE_SKINNING\n #if CC_USE_BAKED_ANIMATION\n layout(std140) uniform CCSkinningTexture {\n highp vec4 cc_jointTextureInfo;\n };\n layout(std140) uniform CCSkinningAnimation {\n highp vec4 cc_jointAnimInfo;\n };\n uniform highp sampler2D cc_jointTexture;\n void CCGetJointTextureCoords(float pixelsPerJoint, float jointIdx, out highp float x, out highp float y, out highp float invSize)\n {\n #if USE_INSTANCING\n highp float temp = pixelsPerJoint * (a_jointAnimInfo.x * a_jointAnimInfo.y + jointIdx) + a_jointAnimInfo.z;\n #else\n highp float temp = pixelsPerJoint * (cc_jointAnimInfo.x * cc_jointTextureInfo.y + jointIdx) + cc_jointTextureInfo.z;\n #endif\n invSize = cc_jointTextureInfo.w;\n highp float tempY = floor(temp * invSize);\n x = floor(temp - tempY * cc_jointTextureInfo.x);\n y = (tempY + 0.5) * invSize;\n }\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n uniform highp sampler2D cc_realtimeJoint;\n #else\n layout(std140) uniform CCSkinning {\n highp vec4 cc_joints[CC_JOINT_UNIFORM_CAPACITY * 3];\n };\n #endif\n #endif\n #if CC_USE_BAKED_ANIMATION\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(3.0, i, x, y, invSize);\n vec4 v1 = texture(cc_jointTexture, vec2((x + 0.5) * invSize, y));\n vec4 v2 = texture(cc_jointTexture, vec2((x + 1.5) * invSize, y));\n vec4 v3 = texture(cc_jointTexture, vec2((x + 2.5) * invSize, y));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(12.0, i, x, y, invSize);\n vec4 v1 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 0.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 1.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 2.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 3.5) * invSize, y)))\n );\n vec4 v2 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 4.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 5.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 6.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 7.5) * invSize, y)))\n );\n vec4 v3 = vec4(\n decode32(texture(cc_jointTexture, vec2((x + 8.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 9.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 10.5) * invSize, y))),\n decode32(texture(cc_jointTexture, vec2((x + 11.5) * invSize, y)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n float x = i;\n vec4 v1 = texture(cc_realtimeJoint, vec2( x / 256.0, 0.5 / 3.0));\n vec4 v2 = texture(cc_realtimeJoint, vec2( x / 256.0, 1.5 / 3.0));\n vec4 v3 = texture(cc_realtimeJoint, vec2( x / 256.0, 2.5 / 3.0));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n float x = 4.0 * i;\n vec4 v1 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 0.5 / 3.0)))\n );\n vec4 v2 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 1.5 / 3.0)))\n );\n vec4 v3 = vec4(\n decode32(texture(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 2.5 / 3.0)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n mat4 getJointMatrix (float i) {\n int idx = int(i);\n vec4 v1 = cc_joints[idx * 3];\n vec4 v2 = cc_joints[idx * 3 + 1];\n vec4 v3 = cc_joints[idx * 3 + 2];\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #endif\n mat4 skinMatrix () {\n vec4 joints = vec4(a_joints);\n return getJointMatrix(joints.x) * a_weights.x\n + getJointMatrix(joints.y) * a_weights.y\n + getJointMatrix(joints.z) * a_weights.z\n + getJointMatrix(joints.w) * a_weights.w;\n }\n void CCSkin (inout vec4 position) {\n mat4 m = skinMatrix();\n position = m * position;\n }\n void CCSkin (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n mat4 m = skinMatrix();\n position = m * position;\n normal = (m * vec4(normal, 0.0)).xyz;\n tangent.xyz = (m * vec4(tangent.xyz, 0.0)).xyz;\n }\n#endif\nvoid CCVertInput(inout vec4 In)\n{\n In = vec4(a_position, 1.0);\n #if CC_USE_MORPH\n applyMorph(In);\n #endif\n #if CC_USE_SKINNING\n CCSkin(In);\n #endif\n}\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#if !USE_INSTANCING\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n#endif\nvoid CCGetWorldMatrixFull(out mat4 matWorld, out mat4 matWorldIT)\n{\n #if USE_INSTANCING\n matWorld = mat4(\n vec4(a_matWorld0.xyz, 0.0),\n vec4(a_matWorld1.xyz, 0.0),\n vec4(a_matWorld2.xyz, 0.0),\n vec4(a_matWorld0.w, a_matWorld1.w, a_matWorld2.w, 1.0)\n );\n vec3 scale = 1.0 / vec3(length(a_matWorld0.xyz), length(a_matWorld1.xyz), length(a_matWorld2.xyz));\n vec3 scale2 = scale * scale;\n matWorldIT = mat4(\n vec4(a_matWorld0.xyz * scale2.x, 0.0),\n vec4(a_matWorld1.xyz * scale2.y, 0.0),\n vec4(a_matWorld2.xyz * scale2.z, 0.0),\n vec4(0.0, 0.0, 0.0, 1.0)\n );\n #else\n matWorld = cc_matWorld;\n matWorldIT = cc_matWorldIT;\n #endif\n}\nlayout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n};\nvec4 CalculatePlanarShadowPos(vec3 meshWorldPos, vec3 cameraPos, vec3 lightDir, vec4 plane) {\n vec3 P = meshWorldPos;\n vec3 L = lightDir;\n vec3 N = plane.xyz;\n float d = plane.w + EPSILON_LOWP;\n float dist = (-d - dot(P, N)) / (dot(L, N) + EPSILON_LOWP);\n vec3 shadowPos = P + L * dist;\n return vec4(shadowPos, dist);\n}\nvec4 CalculatePlanarShadowClipPos(vec4 shadowPos, vec3 cameraPos, mat4 matView, mat4 matProj, vec4 nearFar, float bias) {\n vec4 camPos = matView * vec4(shadowPos.xyz, 1.0);\n float lerpCoef = saturate((nearFar.z < 0.0 ? -camPos.z : camPos.z) / (nearFar.y - nearFar.x));\n camPos.z += mix(nearFar.x * 0.01, nearFar.y * EPSILON_LOWP * bias, lerpCoef);\n return matProj * camPos;\n}\nout float v_dist;\nvec4 vert () {\n vec4 position;\n CCVertInput(position);\n mat4 matWorld, matWorldIT;\n CCGetWorldMatrixFull(matWorld, matWorldIT);\n vec3 worldPos = (matWorld * position).xyz;\n vec4 shadowPos = CalculatePlanarShadowPos(worldPos, cc_cameraPos.xyz, cc_mainLitDir.xyz, cc_planarNDInfo);\n position = CalculatePlanarShadowClipPos(shadowPos, cc_cameraPos.xyz, cc_matView, cc_matProj, cc_nearFar, cc_shadowWHPBInfo.w);\n v_dist = shadowPos.w;\n return position;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\nlayout(std140) uniform CCShadow {\n highp mat4 cc_matLightView;\n highp mat4 cc_matLightViewProj;\n highp vec4 cc_shadowInvProjDepthInfo;\n highp vec4 cc_shadowProjDepthInfo;\n highp vec4 cc_shadowProjInfo;\n mediump vec4 cc_shadowNFLSInfo;\n mediump vec4 cc_shadowWHPBInfo;\n mediump vec4 cc_shadowLPNNInfo;\n lowp vec4 cc_shadowColor;\n mediump vec4 cc_planarNDInfo;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin float v_dist;\nvec4 frag () {\n if(v_dist < 0.0)\n discard;\n return CCFragOutput(cc_shadowColor);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = frag(); }"},"glsl1":{"vert":"\nprecision highp float;\n#define QUATER_PI 0.78539816340\n#define HALF_PI 1.57079632679\n#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI4 12.5663706144\n#define INV_QUATER_PI 1.27323954474\n#define INV_HALF_PI 0.63661977237\n#define INV_PI 0.31830988618\n#define INV_PI2 0.15915494309\n#define INV_PI4 0.07957747155\n#define EPSILON 1e-6\n#define EPSILON_LOWP 1e-4\n#define LOG2 1.442695\n#define EXP_VALUE 2.71828183\n#define FP_MAX 65504.0\n#define FP_SCALE 0.0009765625\n#define FP_SCALE_INV 1024.0\n#define GRAY_VECTOR vec3(0.299, 0.587, 0.114)\nfloat saturate(float value) { return clamp(value, 0.0, 1.0); }\nvec2 saturate(vec2 value) { return clamp(value, vec2(0.0), vec2(1.0)); }\nvec3 saturate(vec3 value) { return clamp(value, vec3(0.0), vec3(1.0)); }\nvec4 saturate(vec4 value) { return clamp(value, vec4(0.0), vec4(1.0)); }\n#define LIGHT_MAP_TYPE_DISABLED 0\n#define LIGHT_MAP_TYPE_ALL_IN_ONE 1\n#define LIGHT_MAP_TYPE_INDIRECT_OCCLUSION 2\n#define REFLECTION_PROBE_TYPE_NONE 0\n#define REFLECTION_PROBE_TYPE_CUBE 1\n#define REFLECTION_PROBE_TYPE_PLANAR 2\n#define REFLECTION_PROBE_TYPE_BLEND 3\n#define REFLECTION_PROBE_TYPE_BLEND_AND_SKYBOX 4\n#define LIGHT_TYPE_DIRECTIONAL 0.0\n#define LIGHT_TYPE_SPHERE 1.0\n#define LIGHT_TYPE_SPOT 2.0\n#define LIGHT_TYPE_POINT 3.0\n#define LIGHT_TYPE_RANGED_DIRECTIONAL 4.0\n#define IS_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_DIRECTIONAL)) < EPSILON_LOWP)\n#define IS_SPHERE_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPHERE)) < EPSILON_LOWP)\n#define IS_SPOT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_SPOT)) < EPSILON_LOWP)\n#define IS_POINT_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_POINT)) < EPSILON_LOWP)\n#define IS_RANGED_DIRECTIONAL_LIGHT(light_type) (abs(float(light_type) - float(LIGHT_TYPE_RANGED_DIRECTIONAL)) < EPSILON_LOWP)\n#define TONE_MAPPING_ACES 0\n#define TONE_MAPPING_LINEAR 1\n#define SURFACES_MAX_TRANSMIT_DEPTH_VALUE 999999.0\n#ifndef CC_SURFACES_DEBUG_VIEW_SINGLE\n #define CC_SURFACES_DEBUG_VIEW_SINGLE 1\n#endif\n#ifndef CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC\n #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2\n#endif\nstruct StandardVertInput {\n highp vec4 position;\n vec3 normal;\n vec4 tangent;\n};\nattribute vec3 a_position;\nattribute vec3 a_normal;\nattribute vec2 a_texCoord;\nattribute vec4 a_tangent;\n#if CC_USE_SKINNING\n attribute vec4 a_joints;\n attribute vec4 a_weights;\n#endif\n#if USE_INSTANCING\n #if CC_USE_BAKED_ANIMATION\n attribute highp vec4 a_jointAnimInfo;\n #endif\n attribute vec4 a_matWorld0;\n attribute vec4 a_matWorld1;\n attribute vec4 a_matWorld2;\n #if CC_USE_LIGHTMAP\n attribute vec4 a_lightingMapUVParam;\n #endif\n #if CC_USE_REFLECTION_PROBE || CC_RECEIVE_SHADOW\n #if CC_RECEIVE_SHADOW\n #endif\n attribute vec4 a_localShadowBiasAndProbeId;\n #endif\n #if CC_USE_REFLECTION_PROBE\n attribute vec4 a_reflectionProbeData;\n #endif\n #if CC_USE_LIGHT_PROBE\n attribute vec4 a_sh_linear_const_r;\n attribute vec4 a_sh_linear_const_g;\n attribute vec4 a_sh_linear_const_b;\n #endif\n#endif\n#if CC_USE_MORPH\n attribute float a_vertexId;\n int getVertexId() {\n return int(a_vertexId);\n }\n#endif\nhighp float decode32 (highp vec4 rgba) {\n rgba = rgba * 255.0;\n highp float Sign = 1.0 - (step(128.0, (rgba[3]) + 0.5)) * 2.0;\n highp float Exponent = 2.0 * (mod(float(int((rgba[3]) + 0.5)), 128.0)) + (step(128.0, (rgba[2]) + 0.5)) - 127.0;\n highp float Mantissa = (mod(float(int((rgba[2]) + 0.5)), 128.0)) * 65536.0 + rgba[1] * 256.0 + rgba[0] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n}\n#if CC_USE_MORPH\n uniform vec4 cc_displacementWeights[15];\n uniform vec4 cc_displacementTextureInfo;\n #if CC_MORPH_TARGET_HAS_POSITION\n uniform sampler2D cc_PositionDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n uniform sampler2D cc_NormalDisplacements;\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n uniform sampler2D cc_TangentDisplacements;\n #endif\n vec2 getPixelLocation(vec2 textureResolution, int pixelIndex) {\n float pixelIndexF = float(pixelIndex);\n float x = mod(pixelIndexF, textureResolution.x);\n float y = floor(pixelIndexF / textureResolution.x);\n return vec2(x, y);\n }\n vec2 getPixelCoordFromLocation(vec2 location, vec2 textureResolution) {\n return (vec2(location.x, location.y) + .5) / textureResolution;\n }\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 uv = getPixelCoordFromLocation(location, cc_displacementTextureInfo.xy);\n return texture2D(tex, uv);\n }\n #else\n vec4 fetchVec3ArrayFromTexture(sampler2D tex, int elementIndex) {\n int pixelIndex = elementIndex * 4;\n vec2 location = getPixelLocation(cc_displacementTextureInfo.xy, pixelIndex);\n vec2 x = getPixelCoordFromLocation(location + vec2(0.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 y = getPixelCoordFromLocation(location + vec2(1.0, 0.0), cc_displacementTextureInfo.xy);\n vec2 z = getPixelCoordFromLocation(location + vec2(2.0, 0.0), cc_displacementTextureInfo.xy);\n return vec4(\n decode32(texture2D(tex, x)),\n decode32(texture2D(tex, y)),\n decode32(texture2D(tex, z)),\n 1.0\n );\n }\n #endif\n float getDisplacementWeight(int index) {\n int quot = index / 4;\n int remainder = index - quot * 4;\n if (remainder == 0) {\n return cc_displacementWeights[quot].x;\n } else if (remainder == 1) {\n return cc_displacementWeights[quot].y;\n } else if (remainder == 2) {\n return cc_displacementWeights[quot].z;\n } else {\n return cc_displacementWeights[quot].w;\n }\n }\n vec3 getVec3DisplacementFromTexture(sampler2D tex, int vertexIndex) {\n #if CC_MORPH_PRECOMPUTED\n return fetchVec3ArrayFromTexture(tex, vertexIndex).rgb;\n #else\n vec3 result = vec3(0, 0, 0);\n int nVertices = int(cc_displacementTextureInfo.z);\n for (int iTarget = 0; iTarget < CC_MORPH_TARGET_COUNT; ++iTarget) {\n result += (fetchVec3ArrayFromTexture(tex, nVertices * iTarget + vertexIndex).rgb * getDisplacementWeight(iTarget));\n }\n return result;\n #endif\n }\n #if CC_MORPH_TARGET_HAS_POSITION\n vec3 getPositionDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_PositionDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n vec3 getNormalDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_NormalDisplacements, vertexId);\n }\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n vec3 getTangentDisplacement(int vertexId) {\n return getVec3DisplacementFromTexture(cc_TangentDisplacements, vertexId);\n }\n #endif\n void applyMorph (inout vec4 position, inout vec3 normal, inout vec4 tangent) {\n int vertexId = getVertexId();\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_NORMAL\n normal.xyz = normal.xyz + getNormalDisplacement(vertexId);\n #endif\n #if CC_MORPH_TARGET_HAS_TANGENT\n tangent.xyz = tangent.xyz + getTangentDisplacement(vertexId);\n #endif\n }\n void applyMorph (inout vec4 position) {\n #if CC_MORPH_TARGET_HAS_POSITION\n position.xyz = position.xyz + getPositionDisplacement(getVertexId());\n #endif\n }\n#endif\n#if CC_USE_SKINNING\n #if CC_USE_BAKED_ANIMATION\n uniform highp vec4 cc_jointTextureInfo;\n uniform highp vec4 cc_jointAnimInfo;\n uniform highp sampler2D cc_jointTexture;\n void CCGetJointTextureCoords(float pixelsPerJoint, float jointIdx, out highp float x, out highp float y, out highp float invSize)\n {\n #if USE_INSTANCING\n highp float temp = pixelsPerJoint * (a_jointAnimInfo.x * a_jointAnimInfo.y + jointIdx) + a_jointAnimInfo.z;\n #else\n highp float temp = pixelsPerJoint * (cc_jointAnimInfo.x * cc_jointTextureInfo.y + jointIdx) + cc_jointTextureInfo.z;\n #endif\n invSize = cc_jointTextureInfo.w;\n highp float tempY = floor(temp * invSize);\n x = floor(temp - tempY * cc_jointTextureInfo.x);\n y = (tempY + 0.5) * invSize;\n }\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n uniform highp sampler2D cc_realtimeJoint;\n #else\n uniform highp vec4 cc_joints[CC_JOINT_UNIFORM_CAPACITY * 3];\n #endif\n #endif\n #if CC_USE_BAKED_ANIMATION\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(3.0, i, x, y, invSize);\n vec4 v1 = texture2D(cc_jointTexture, vec2((x + 0.5) * invSize, y));\n vec4 v2 = texture2D(cc_jointTexture, vec2((x + 1.5) * invSize, y));\n vec4 v3 = texture2D(cc_jointTexture, vec2((x + 2.5) * invSize, y));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n highp float x, y, invSize;\n CCGetJointTextureCoords(12.0, i, x, y, invSize);\n vec4 v1 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 0.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 1.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 2.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 3.5) * invSize, y)))\n );\n vec4 v2 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 4.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 5.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 6.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 7.5) * invSize, y)))\n );\n vec4 v3 = vec4(\n decode32(texture2D(cc_jointTexture, vec2((x + 8.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 9.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 10.5) * invSize, y))),\n decode32(texture2D(cc_jointTexture, vec2((x + 11.5) * invSize, y)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n #if CC_USE_REAL_TIME_JOINT_TEXTURE\n #if CC_DEVICE_SUPPORT_FLOAT_TEXTURE\n mat4 getJointMatrix (float i) {\n float x = i;\n vec4 v1 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 0.5 / 3.0));\n vec4 v2 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 1.5 / 3.0));\n vec4 v3 = texture2D(cc_realtimeJoint, vec2( x / 256.0, 2.5 / 3.0));\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #else\n mat4 getJointMatrix (float i) {\n float x = 4.0 * i;\n vec4 v1 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 0.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 0.5 / 3.0)))\n );\n vec4 v2 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 1.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 1.5 / 3.0)))\n );\n vec4 v3 = vec4(\n decode32(texture2D(cc_realtimeJoint, vec2((x + 0.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 1.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 2.5)/ 1024.0, 2.5 / 3.0))),\n decode32(texture2D(cc_realtimeJoint, vec2((x + 3.5)/ 1024.0, 2.5 / 3.0)))\n );\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), vec4(v1.w, v2.w, v3.w, 1.0));\n }\n #endif\n #else\n mat4 getJointMatrix (float i) {\n int idx = int(i);\n vec4 v1 = cc_joints[idx * 3];\n vec4 v2 = cc_joints[idx * 3 + 1];\n vec4 v3 = cc_joints[idx * 3 + 2];\n return mat4(vec4(v1.xyz, 0.0), vec4(v2.xyz, 0.0), vec4(v3.xyz, 0.0), 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"}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision highp float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\n#if USE_LOCAL\n layout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n };\n#endif\nin vec3 a_position;\nin vec2 a_texCoord;\nin vec4 a_color;\nout vec4 v_light;\nout vec2 uv0;\n#if TWO_COLORED\n in vec4 a_color2;\n out vec4 v_dark;\n#endif\nvec4 vert () {\n vec4 pos = vec4(a_position, 1);\n #if USE_LOCAL\n pos = cc_matWorld * pos;\n #endif\n pos = cc_matViewProj * pos;\n uv0 = a_texCoord;\n v_light = a_color;\n #if TWO_COLORED\n v_dark = a_color2;\n #endif\n return pos;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\n#if USE_ALPHA_TEST\n layout(std140) uniform ALPHA_TEST_DATA {\n float alphaThreshold;\n };\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n 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() {\n vec4 pos = vec4(a_position, 1);\n #if USE_LOCAL\n pos = cc_matWorld * pos;\n #endif\n pos = cc_matViewProj * pos;\n uv0 = a_texCoord;\n v_light = a_color;\n #if TWO_COLORED\n v_dark = a_color2;\n #endif\n return pos;\n}\nvoid main() { gl_Position = vert(); }","frag":"\nprecision highp float;\n#if USE_ALPHA_TEST\n uniform float alphaThreshold;\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvarying vec4 v_light;\n#if TWO_COLORED\n varying vec4 v_dark;\n#endif\nvarying vec2 uv0;\nuniform sampler2D cc_spriteTexture;\nvec4 frag () {\n vec4 o = vec4(1, 1, 1, 1);\n #if TWO_COLORED\n vec4 texColor = vec4(1, 1, 1, 1);\n texColor *= texture2D(cc_spriteTexture, uv0);\n o.a = texColor.a * v_light.a;\n o.rgb = ((texColor.a - 1.0) * v_dark.a + 1.0 - texColor.rgb) * v_dark.rgb + texColor.rgb * v_light.rgb;\n #else\n o *= texture2D(cc_spriteTexture, uv0);\n o *= v_light;\n #endif\n ALPHA_TEST(o);\n return o;\n}\nvoid main() { gl_FragColor = frag(); 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m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\nin vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n in vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n in vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nlayout(std140) uniform FragConstants {\n vec4 tintColor;\n};\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture(mainTexture, uv);\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = add(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\nattribute vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n attribute vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n attribute vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\n uniform vec4 tintColor;\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture2D(mainTexture, uv);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = add(); 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m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\nin vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n in vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n in vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nlayout(std140) uniform FragConstants {\n vec4 tintColor;\n};\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = multiply(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\nattribute vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n attribute vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n attribute vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\n uniform vec4 tintColor;\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture2D(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = multiply(); 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"},{"name":"cc_nativeSize","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_probeInfo","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_debug_view_mode","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]},{"name":"CCCamera","stageFlags":17,"tags":{"builtin":"global"},"members":[{"name":"cc_matView","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matViewInv","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matProj","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matProjInv","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matViewProj","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_matViewProjInv","typename":"mat4","type":25,"count":1,"precision":"highp "},{"name":"cc_cameraPos","typename":"vec4","type":16,"count":1,"precision":"highp "},{"name":"cc_surfaceTransform","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_screenScale","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_exposure","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitDir","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_mainLitColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientSky","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_ambientGround","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogColor","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogBase","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_fogAdd","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_nearFar","typename":"vec4","type":16,"count":1,"precision":"mediump "},{"name":"cc_viewPort","typename":"vec4","type":16,"count":1,"precision":"mediump "}],"defines":[]}],"samplerTextures":[],"samplers":[],"textures":[],"buffers":[],"images":[],"subpassInputs":[]}],"glsl3":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\nin vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n in vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n in vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = addSmooth(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\n uniform vec4 mainTiling_Offset;\n uniform vec4 frameTile_velLenScale;\n uniform vec4 scale;\n uniform vec4 nodeRotation;\nuniform highp mat4 cc_matView;\n uniform highp mat4 cc_matViewInv;\n uniform highp mat4 cc_matViewProj;\n uniform highp vec4 cc_cameraPos;\nuniform highp mat4 cc_matWorld;\nvarying mediump vec2 uv;\nvarying mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\nattribute vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n attribute vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n attribute vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n attribute vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture2D(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = addSmooth(); 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quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[0][1] - mat[1][0]) * invS;\n\t qx = (mat[2][0] + mat[0][2]) * invS;\n\t qy = (mat[2][1] + mat[1][2]) * invS;\n\t qz = 0.25 * S;\n }\n return vec4(qx, qy, qz, qw);\n}\nlayout(std140) uniform Constants {\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n vec4 nodeRotation;\n};\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nlayout(std140) uniform CCLocal {\n highp mat4 cc_matWorld;\n highp mat4 cc_matWorldIT;\n highp vec4 cc_lightingMapUVParam;\n highp vec4 cc_localShadowBias;\n highp vec4 cc_reflectionProbeData1;\n highp vec4 cc_reflectionProbeData2;\n highp vec4 cc_reflectionProbeBlendData1;\n highp vec4 cc_reflectionProbeBlendData2;\n};\nout mediump vec2 uv;\nout mediump vec4 color;\nvoid computeVertPos (inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n , mat4 viewInv\n#endif\n#if CC_RENDER_MODE == 1\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_RENDER_MODE == 0\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_RENDER_MODE == 1\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_RENDER_MODE == 2\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_RENDER_MODE == 3\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n rotateVecFromQuat(viewSpaceVert, q);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV (float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if CC_RENDER_MODE != 4\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\nin vec3 a_texCoord;\n#if !CC_INSTANCE_PARTICLE\n in vec3 a_position;\n#endif\n#if CC_INSTANCE_PARTICLE\n in vec4 a_texCoord4;\n#endif\n#if CC_RENDER_MODE == 1\n in vec3 a_color1;\n#endif\n#if CC_RENDER_MODE == 4\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main () {\n vec3 compScale = scale.xyz * a_texCoord1;\n #if !CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_position.xyz, 1);\n #endif\n #if CC_INSTANCE_PARTICLE\n vec4 pos = vec4(a_texCoord4.xyz, 1);\n #endif\n #if CC_RENDER_MODE == 1\n vec4 velocity = vec4(a_color1.xyz, 0);\n #endif\n #if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_RENDER_MODE == 1\n velocity = cc_matWorld * velocity;\n #endif\n #endif\n #if ROTATION_OVER_TIME_MODULE_ENABLE\n vec3 rotTmp = a_texCoord2;\n float mulFactor = 1.0;\n if (rotTmp.x > 10.0 * 0.5) {\n rotTmp.x -= 10.0;\n mulFactor = -1.0;\n }\n vec4 rot = vec4(rotTmp, 0.0);\n rot.w = mulFactor * sqrt(abs(1.0 - rot.x * rot.x - rot.y * rot.y - rot.z * rot.z));\n #endif\n #if !ROTATION_OVER_TIME_MODULE_ENABLE\n #if CC_RENDER_MODE != 4\n #if CC_RENDER_MODE == 0\n vec3 rotEuler = a_texCoord2;\n #elif CC_RENDER_MODE == 1\n vec3 rotEuler = vec3(0.);\n #endif\n #if CC_RENDER_MODE != 0 && CC_RENDER_MODE != 1\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n vec4 rot = quaternionFromEuler(rotEuler);\n #endif\n #if CC_RENDER_MODE == 4\n vec4 rot = quaternionFromEuler(a_texCoord2);\n #endif\n #endif\n #if CC_RENDER_MODE != 4\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_RENDER_MODE == 0 || CC_RENDER_MODE == 3\n computeVertPos(pos, cornerOffset, rot, compScale, cc_matViewInv);\n #elif CC_RENDER_MODE == 1\n computeVertPos(pos, cornerOffset, rot, compScale, cc_cameraPos.xyz, velocity, frameTile_velLenScale.z, frameTile_velLenScale.w, a_texCoord.x);\n #elif 2\n computeVertPos(pos, cornerOffset, rot, compScale);\n #endif\n color = a_color;\n #endif\n #if CC_RENDER_MODE == 4\n mat3 rotMat = quatToMat3(rot);\n mat3 nodeMat = quatToMat3(nodeRotation);\n rotMat = nodeMat * rotMat;\n rot = mat3ToQuat(rotMat);\n mat4 xformNoScale = matrixFromRT(rot, pos.xyz);\n mat4 xform = matFromRTS(rot, pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n #endif\n #if !CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n #if CC_INSTANCE_PARTICLE\n uv = computeUV(a_texCoord4.w, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n #endif\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision mediump float;\nlayout(std140) uniform CCGlobal {\n highp vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_nativeSize;\n mediump vec4 cc_probeInfo;\n mediump vec4 cc_debug_view_mode;\n};\nlayout(std140) uniform CCCamera {\n highp mat4 cc_matView;\n highp mat4 cc_matViewInv;\n highp mat4 cc_matProj;\n highp mat4 cc_matProjInv;\n highp mat4 cc_matViewProj;\n highp mat4 cc_matViewProjInv;\n highp vec4 cc_cameraPos;\n mediump vec4 cc_surfaceTransform;\n mediump vec4 cc_screenScale;\n mediump vec4 cc_exposure;\n mediump vec4 cc_mainLitDir;\n mediump vec4 cc_mainLitColor;\n mediump vec4 cc_ambientSky;\n mediump vec4 cc_ambientGround;\n mediump vec4 cc_fogColor;\n mediump vec4 cc_fogBase;\n mediump vec4 cc_fogAdd;\n mediump vec4 cc_nearFar;\n mediump vec4 cc_viewPort;\n};\nvec4 CCFragOutput (vec4 color) {\n return color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 premultiplied () {\n vec4 col = color * texture(mainTexture, uv) * color.a;\n return CCFragOutput(col);\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = premultiplied(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis (vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler (vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT (vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS (vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply (vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat (inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace (vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nmat3 quatToMat3(vec4 q) {\n vec3 m0 = vec3(\n 1.0 - 2.0 * q.y * q.y - 2.0 * q.z * q.z,\n 2.0 * q.x * q.y + 2.0 * q.w * q.z,\n 2.0 * q.x * q.z - 2.0 * q.w * q.y);\n\tvec3 m1 = vec3(\n 2.0 * q.x * q.y - 2.0 * q.w * q.z,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.z * q.z,\n 2.0 * q.y * q.z + 2.0 * q.w * q.x);\n\tvec3 m2 = vec3(\n 2.0 * q.x * q.z + 2.0 * q.w * q.y,\n 2.0 * q.y * q.z - 2.0 * q.w * q.x,\n 1.0 - 2.0 * q.x * q.x - 2.0 * q.y * q.y);\n return mat3(m0, m1, m2);\n}\nvec4 mat3ToQuat(mat3 mat) {\n float tr = mat[0][0] + mat[1][1] + mat[2][2];\n\tfloat qw, qx, qy, qz;\n if (tr > 0.0) {\n float S = sqrt(tr + 1.0) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = 0.25 * S;\n\t qx = (mat[1][2] - mat[2][1]) * invS;\n\t qy = (mat[2][0] - mat[0][2]) * invS;\n\t qz = (mat[0][1] - mat[1][0]) * invS;\n } else if ((mat[0][0] > mat[1][1])&&(mat[0][0] > mat[2][2])) {\n float S = sqrt(1.0 + mat[0][0] - mat[1][1] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[1][2] - mat[2][1]) * invS;\n\t qx = 0.25 * S;\n\t qy = (mat[1][0] + mat[0][1]) * invS;\n\t qz = (mat[2][0] + mat[0][2]) * invS;\n } else if (mat[1][1] > mat[2][2]) {\n\t float S = sqrt(1.0 + mat[1][1] - mat[0][0] - mat[2][2]) * 2.0;\n\t float invS = 1.0 / S;\n\t qw = (mat[2][0] - mat[0][2]) * invS;\n\t qx = (mat[1][0] + mat[0][1]) * invS;\n\t qy = 0.25 * S;\n\t qz = (mat[2][1] + mat[1][2]) * invS;\n } else {\n\t float S = sqrt(1.0 + mat[2][2] - mat[0][0] - mat[1][1]) * 2.0;\n\t float invS = 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