mirror of https://github.com/axmolengine/axmol.git
18 lines
350 B
GLSL
18 lines
350 B
GLSL
const char* ccPositionTexture_GrayScale_frag = R"(
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#ifdef GL_ES
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precision mediump float;
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#endif
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varying vec4 v_fragmentColor;
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varying vec2 v_texCoord;
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void main(void)
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{
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vec4 c = texture2D(CC_Texture0, v_texCoord);
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c = v_fragmentColor * c;
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gl_FragColor.xyz = vec3(0.2126*c.r + 0.7152*c.g + 0.0722*c.b);
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gl_FragColor.w = c.w;
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}
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)";
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