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Implement the extension GL_ARB_shader_group_vote.

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This commit is contained in:
Rex Xu 2016-05-05 20:38:33 +08:00
parent 97f4e0fe19
commit 338b185a2b
10 changed files with 159 additions and 3 deletions
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22
glslang/MachineIndependent/Initialize.cpp
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@ -1325,6 +1325,16 @@ void TBuiltIns::initialize(int version, EProfile profile, int spv, int vulkan)
"\n");
}
// GL_ARB_shader_group_vote
if (profile != EEsProfile && version >= 430) {
commonBuiltins.append(
"bool anyInvocationARB(bool);"
"bool allInvocationsARB(bool);"
"bool allInvocationsEqualARB(bool);"
"\n");
}
//============================================================================
//
// Prototypes for built-in functions seen by vertex shaders only.
@ -3394,7 +3404,7 @@ void IdentifyBuiltIns(int version, EProfile profile, int spv, int vulkan, EShLan
switch(language) {
case EShLangVertex:
if (profile != EEsProfile && version >= 440) {
if (profile != EEsProfile) {
symbolTable.setVariableExtensions("gl_BaseVertexARB", 1, &E_GL_ARB_shader_draw_parameters);
symbolTable.setVariableExtensions("gl_BaseInstanceARB", 1, &E_GL_ARB_shader_draw_parameters);
symbolTable.setVariableExtensions("gl_DrawIDARB", 1, &E_GL_ARB_shader_draw_parameters);
@ -3404,6 +3414,12 @@ void IdentifyBuiltIns(int version, EProfile profile, int spv, int vulkan, EShLan
BuiltInVariable("gl_DrawIDARB", EbvDrawId, symbolTable);
}
if (profile != EEsProfile) {
symbolTable.setFunctionExtensions("anyInvocationARB", 1, &E_GL_ARB_shader_group_vote);
symbolTable.setFunctionExtensions("allInvocationsARB", 1, &E_GL_ARB_shader_group_vote);
symbolTable.setFunctionExtensions("allInvocationsEqualARB", 1, &E_GL_ARB_shader_group_vote);
}
// Compatibility variables, vertex only
if (spv == 0) {
BuiltInVariable("gl_Color", EbvColor, symbolTable);
@ -3987,6 +4003,10 @@ void IdentifyBuiltIns(int version, EProfile profile, int spv, int vulkan, EShLan
symbolTable.relateToOperator("textureOffsetClampARB", EOpTextureOffsetClamp);
symbolTable.relateToOperator("textureGradClampARB", EOpTextureGradClamp);
symbolTable.relateToOperator("textureGradOffsetClampARB", EOpTextureGradOffsetClamp);
symbolTable.relateToOperator("anyInvocationARB", EOpAnyInvocation);
symbolTable.relateToOperator("allInvocationsARB", EOpAllInvocations);
symbolTable.relateToOperator("allInvocationsEqualARB", EOpAllInvocationsEqual);
}
}