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Add support for GL_EXT_shadow_samplers

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This commit is contained in:
David Srbecky 2017-06-26 17:43:32 +01:00
parent 4329d555ad
commit c6ac40a1a7
4 changed files with 24 additions and 3 deletions
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17
glslang/MachineIndependent/Initialize.cpp
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@ -1333,6 +1333,9 @@ void TBuiltIns::initialize(int version, EProfile profile, const SpvVersion& spvV
"vec4 texture2DProjGradEXT(sampler2D, vec4, vec2, vec2);" // GL_EXT_shader_texture_lod
"vec4 textureCubeGradEXT(samplerCube, vec3, vec3, vec3);" // GL_EXT_shader_texture_lod
"float shadow2DEXT(sampler2DShadow, vec3);" // GL_EXT_shadow_samplers
"float shadow2DProjEXT(sampler2DShadow, vec4);" // GL_EXT_shadow_samplers
"\n");
}
}
@ -5324,6 +5327,11 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
BuiltInVariable("gl_InstanceIndex", EbvInstanceIndex, symbolTable);
}
if (profile == EEsProfile) {
symbolTable.setFunctionExtensions("shadow2DEXT", 1, &E_GL_EXT_shadow_samplers);
symbolTable.setFunctionExtensions("shadow2DProjEXT", 1, &E_GL_EXT_shadow_samplers);
}
// Fall through
case EShLangTessControl:
@ -5661,6 +5669,11 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
BuiltInVariable("gl_DeviceIndex", EbvDeviceIndex, symbolTable);
symbolTable.setVariableExtensions("gl_ViewIndex", 1, &E_GL_EXT_multiview);
BuiltInVariable("gl_ViewIndex", EbvViewIndex, symbolTable);
if (profile == EEsProfile) {
symbolTable.setFunctionExtensions("shadow2DEXT", 1, &E_GL_EXT_shadow_samplers);
symbolTable.setFunctionExtensions("shadow2DProjEXT", 1, &E_GL_EXT_shadow_samplers);
}
break;
case EShLangCompute:
@ -6048,6 +6061,10 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
symbolTable.relateToOperator("sparseTextureGatherLodOffsetsAMD", EOpSparseTextureGatherLodOffsets);
#endif
}
if (profile == EEsProfile) {
symbolTable.relateToOperator("shadow2DEXT", EOpTexture);
symbolTable.relateToOperator("shadow2DProjEXT", EOpTextureProj);
}
}
switch(language) {