idioms/idiom/library/c2/c27215d8-6835-4b68-bfbb-bdeac6100c04.json

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        "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  #if USE_ALPHA_TEST\n    if (alpha < alphaThreshold) discard;\n  #endif\n}\nin vec4 v_light;\n#if TWO_COLORED\n  in vec4 v_dark;\n#endif\nin 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 *= texture(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 *= texture(cc_spriteTexture, uv0);\n    o *= v_light;\n  #endif\n  ALPHA_TEST(o);\n  return o;\n}\nlayout(location = 0) out vec4 cc_FragColor;\nvoid main() { cc_FragColor = frag(); }"
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        {
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