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VideoBackends / VideoCommon: refactor Vulkan to use new SPIRV functionality

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This commit is contained in:
iwubcode
2022-05-24 23:12:47 -05:00
parent c2d3b7e7f5
commit dda1479ecf
5 changed files with 49 additions and 213 deletions
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32
Source/Core/VideoCommon/Spirv.cpp
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@ -6,7 +6,6 @@
// glslang includes
#include "GlslangToSpv.h"
#include "ResourceLimits.h"
#include "ShaderLang.h"
#include "disassemble.h"
#include "Common/FileUtil.h"
@ -44,9 +43,9 @@ const TBuiltInResource* GetCompilerResourceLimits()
}
std::optional<SPIRV::CodeVector>
CompileShaderToSPV(EShLanguage stage,
std::optional<glslang::EShTargetLanguageVersion> language_version,
const char* stage_filename, std::string_view source)
CompileShaderToSPV(EShLanguage stage, APIType api_type,
glslang::EShTargetLanguageVersion language_version, const char* stage_filename,
std::string_view source)
{
if (!InitializeGlslang())
return std::nullopt;
@ -56,13 +55,14 @@ CompileShaderToSPV(EShLanguage stage,
glslang::TShader::ForbidIncluder includer;
EProfile profile = ECoreProfile;
EShMessages messages = static_cast<EShMessages>(EShMsgDefault | EShMsgSpvRules);
if (api_type == APIType::Vulkan)
messages = static_cast<EShMessages>(messages | EShMsgVulkanRules);
int default_version = 450;
const char* pass_source_code = source.data();
int pass_source_code_length = static_cast<int>(source.size());
if (language_version)
shader->setEnvTarget(glslang::EShTargetSpv, *language_version);
shader->setEnvTarget(glslang::EShTargetSpv, language_version);
shader->setStringsWithLengths(&pass_source_code, &pass_source_code_length, 1);
@ -181,23 +181,27 @@ CompileShaderToSPV(EShLanguage stage,
namespace SPIRV
{
std::optional<CodeVector> CompileVertexShader(std::string_view source_code)
std::optional<CodeVector> CompileVertexShader(std::string_view source_code, APIType api_type,
glslang::EShTargetLanguageVersion language_version)
{
return CompileShaderToSPV(EShLangVertex, std::nullopt, "vs", source_code);
return CompileShaderToSPV(EShLangVertex, api_type, language_version, "vs", source_code);
}
std::optional<CodeVector> CompileGeometryShader(std::string_view source_code)
std::optional<CodeVector> CompileGeometryShader(std::string_view source_code, APIType api_type,
glslang::EShTargetLanguageVersion language_version)
{
return CompileShaderToSPV(EShLangGeometry, std::nullopt, "gs", source_code);
return CompileShaderToSPV(EShLangGeometry, api_type, language_version, "gs", source_code);
}
std::optional<CodeVector> CompileFragmentShader(std::string_view source_code)
std::optional<CodeVector> CompileFragmentShader(std::string_view source_code, APIType api_type,
glslang::EShTargetLanguageVersion language_version)
{
return CompileShaderToSPV(EShLangFragment, std::nullopt, "ps", source_code);
return CompileShaderToSPV(EShLangFragment, api_type, language_version, "ps", source_code);
}
std::optional<CodeVector> CompileComputeShader(std::string_view source_code)
std::optional<CodeVector> CompileComputeShader(std::string_view source_code, APIType api_type,
glslang::EShTargetLanguageVersion language_version)
{
return CompileShaderToSPV(EShLangCompute, std::nullopt, "cs", source_code);
return CompileShaderToSPV(EShLangCompute, api_type, language_version, "cs", source_code);
}
} // namespace SPIRV