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Parser & SPV: Implement two extensions regarding GLSL sparse texture.

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Implement extension "GL_ARB_sparse_texture2".
Implement extension "GL_ARB_sparse_texture_clamp".
This commit is contained in:
Rex Xu 2015-12-31 16:11:41 +08:00
parent e23c9849c2
commit 48edadfd24
12 changed files with 1621 additions and 151 deletions
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4
SPIRV/SpvBuilder.h
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@ -310,10 +310,12 @@ public:
Id gradY;
Id sample;
Id comp;
Id texelOut;
Id lodClamp;
};
// Select the correct texture operation based on all inputs, and emit the correct instruction
Id createTextureCall(Decoration precision, Id resultType, bool fetch, bool proj, bool gather, const TextureParameters&);
Id createTextureCall(Decoration precision, Id resultType, bool sparse, bool fetch, bool proj, bool gather, const TextureParameters&);
// Emit the OpTextureQuery* instruction that was passed in.
// Figure out the right return value and type, and return it.