forked from bartvdbraak/blender
Fix for fix in alpha de-premul
We do not need to premul shader result, opengl is already configured for straight alpha.
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1fe4a27305
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69b0b0a624
@ -79,6 +79,10 @@ typedef struct OCIO_GLSLDrawState {
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} OCIO_GLSLDrawState;
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/* Hardcoded to do alpha predivide before color space conversion */
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/* NOTE: This is true we only do de-premul here and NO premul
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* and the reason is simple -- opengl is always configured
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* for straight alpha at this moment
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*/
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static const char *g_fragShaderText = ""
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"\n"
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"uniform sampler2D tex1;\n"
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@ -99,10 +103,6 @@ static const char *g_fragShaderText = ""
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" col[2] *= inv_alpha;\n"
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"\n"
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" gl_FragColor = OCIODisplay(col, tex2);\n"
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"\n"
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" gl_FragColor[0] *= alpha;\n"
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" gl_FragColor[1] *= alpha;\n"
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" gl_FragColor[2] *= alpha;\n"
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" }\n"
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"\n"
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"}\n";
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