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Implement GL_OES_sample_variables.

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This commit is contained in:
John Kessenich 2015-08-16 21:55:59 -06:00
parent a39159a192
commit 556ab3ac96
5 changed files with 196 additions and 16 deletions
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23
Test/310.frag
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@ -251,3 +251,26 @@ void CAT()
highp ivec4 b6 = texture(CA6, vec4(0.5), 0.26);
highp uvec4 b7 = texture(CA7, vec4(0.5), 0.27);
}
void badSample()
{
lowp int a1 = gl_SampleID; // ERROR, need extension
mediump vec2 a2 = gl_SamplePosition; // ERROR, need extension
highp int a3 = gl_SampleMaskIn[0]; // ERROR, need extension
gl_SampleMask[0] = a3; // ERROR, need extension
mediump int n = gl_NumSamples; // ERROR, need extension
}
#ifdef GL_OES_sample_variables
#extension GL_OES_sample_variables : enable
#endif
void goodSample()
{
lowp int a1 = gl_SampleID;
mediump vec2 a2 = gl_SamplePosition;
highp int a3 = gl_SampleMaskIn[0];
gl_SampleMask[0] = a3;
mediump int n1 = gl_MaxSamples;
mediump int n2 = gl_NumSamples;
}