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Implement extension GL_AMD_gpu_shader_int16

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- Add int16 types (int16_t, uint16_t, i16vec, u16vec).
- Add int16 support to GLSL operators.
- Add int16 type conversions (to int16, from int16).
- Add int16 built-in functions.
This commit is contained in:
Rex Xu 2017-03-24 13:41:14 +08:00
parent 4d5bcd3162
commit cabbb788b4
28 changed files with 8560 additions and 5521 deletions
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17
glslang/MachineIndependent/Versions.cpp
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@ -195,6 +195,7 @@ void TParseVersions::initializeExtensionBehavior()
extensionBehavior[E_GL_AMD_gcn_shader] = EBhDisable;
extensionBehavior[E_GL_AMD_gpu_shader_half_float] = EBhDisable;
extensionBehavior[E_GL_AMD_texture_gather_bias_lod] = EBhDisable;
extensionBehavior[E_GL_AMD_gpu_shader_int16] = EBhDisable;
#endif
#ifdef NV_EXTENSIONS
@ -318,6 +319,7 @@ void TParseVersions::getPreamble(std::string& preamble)
"#define GL_AMD_gcn_shader 1\n"
"#define GL_AMD_gpu_shader_half_float 1\n"
"#define GL_AMD_texture_gather_bias_lod 1\n"
"#define GL_AMD_gpu_shader_int16 1\n"
#endif
#ifdef NV_EXTENSIONS
@ -710,10 +712,21 @@ void TParseVersions::doubleCheck(const TSourceLoc& loc, const char* op)
}
#ifdef AMD_EXTENSIONS
// Call for any operation needing float16 data-type support.
// Call for any operation needing GLSL 16-bit integer data-type support.
void TParseVersions::int16Check(const TSourceLoc& loc, const char* op, bool builtIn)
{
if (! builtIn) {
requireExtensions(loc, 1, &E_GL_AMD_gpu_shader_int16, "shader int16");
requireProfile(loc, ECoreProfile | ECompatibilityProfile, op);
profileRequires(loc, ECoreProfile, 450, nullptr, op);
profileRequires(loc, ECompatibilityProfile, 450, nullptr, op);
}
}
// Call for any operation needing GLSL float16 data-type support.
void TParseVersions::float16Check(const TSourceLoc& loc, const char* op, bool builtIn)
{
if (!builtIn) {
if (! builtIn) {
requireExtensions(loc, 1, &E_GL_AMD_gpu_shader_half_float, "shader half float");
requireProfile(loc, ECoreProfile | ECompatibilityProfile, op);
profileRequires(loc, ECoreProfile, 450, nullptr, op);