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SPV: Implement GLSL interpolation built-in functions.

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This commit is contained in:
Rex Xu 2015-12-08 17:12:09 +08:00
parent c92e370e87
commit 7a26c176ce
4 changed files with 190 additions and 3 deletions
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32
Test/spv.interpOps.frag Normal file
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#version 450
in float if1;
in vec2 if2;
in vec3 if3;
in vec4 if4;
uniform int samp;
uniform vec2 offset;
out vec4 fragColor;
void main()
{
vec4 f4 = vec4(0.0);
f4.x += interpolateAtCentroid(if1);
f4.xy += interpolateAtCentroid(if2);
f4.xyz += interpolateAtCentroid(if3);
f4 += interpolateAtCentroid(if4);
f4.x += interpolateAtSample(if1, samp);
f4.xy += interpolateAtSample(if2, samp);
f4.xyz += interpolateAtSample(if3, samp);
f4 += interpolateAtSample(if4, samp);
f4.x += interpolateAtOffset(if1, offset);
f4.xy += interpolateAtOffset(if2, offset);
f4.xyz += interpolateAtOffset(if3, offset);
f4 += interpolateAtOffset(if4, offset);
fragColor = f4;
}