Files
UnrealEngine/Engine/Source/Developer/VulkanShaderFormat/Private/VulkanShaderFormat.cpp
2025-05-18 13:04:45 +08:00

133 lines
3.6 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "VulkanCommon.h"
#include "Modules/ModuleInterface.h"
#include "Modules/ModuleManager.h"
#include "Interfaces/IShaderFormat.h"
#include "Interfaces/IShaderFormatModule.h"
#include "hlslcc.h"
#include "ShaderCore.h"
#include "ShaderCompilerCommon.h"
#include "ShaderCompilerCore.h"
#include "ShaderParameterParser.h"
#include "ShaderPreprocessor.h"
#include "ShaderPreprocessTypes.h"
#include "DXCWrapper.h"
#include "ShaderConductorContext.h"
#include "RHIShaderFormatDefinitions.inl"
extern void ModifyVulkanCompilerInput(FShaderCompilerInput& Input);
extern void CompileVulkanShader(
const FShaderCompilerInput& Input,
const FShaderPreprocessOutput& InPreprocessOutput,
FShaderCompilerOutput& Output,
const FString& WorkingDirectory);
static const FGuid UE_SHADER_VULKAN_ES3_1_VER = FGuid("B84F72C8-3ECD-411E-993C-D7C7CEE26F28");
static const FGuid UE_SHADER_VULKAN_SM5_VER = FGuid("0715D8EE-9907-4A25-93AD-A3902C8E069A");
static const FGuid UE_SHADER_VULKAN_SM6_VER = FGuid("C5161730-83C6-40AF-A990-78CD4C1581DB");
class FShaderFormatVulkan : public UE::ShaderCompilerCommon::FBaseShaderFormat
{
FGuid InternalGetVersion(FName Format) const
{
if (Format == NAME_VULKAN_SM6)
{
return UE_SHADER_VULKAN_SM6_VER;
}
if (Format == NAME_VULKAN_SM5 || Format == NAME_VULKAN_SM5_ANDROID)
{
return UE_SHADER_VULKAN_SM5_VER;
}
if (Format == NAME_VULKAN_ES3_1_ANDROID || Format == NAME_VULKAN_ES3_1)
{
return UE_SHADER_VULKAN_ES3_1_VER;
}
FString FormatStr = Format.ToString();
checkf(0, TEXT("Invalid shader format passed to Vulkan shader compiler: %s"), *FormatStr);
return FGuid();
}
uint32 ShaderConductorVersionHash;
public:
FShaderFormatVulkan(uint32 InShaderConductorVersionHash)
: ShaderConductorVersionHash(InShaderConductorVersionHash)
{
}
virtual uint32 GetVersion(FName Format) const override
{
uint32 Version = HashCombine(GetTypeHash(HLSLCC_VersionMajor), GetTypeHash(HLSLCC_VersionMinor));
Version = HashCombine(Version, GetTypeHash(InternalGetVersion(Format)));
Version = HashCombine(Version, GetTypeHash(ShaderConductorVersionHash));
#if VULKAN_ENABLE_BINDING_DEBUG_NAMES
Version = HashCombine(Version, 0xFC0848E2);
#endif
return Version;
}
virtual void GetSupportedFormats(TArray<FName>& OutFormats) const
{
OutFormats.Add(NAME_VULKAN_SM5);
OutFormats.Add(NAME_VULKAN_ES3_1_ANDROID);
OutFormats.Add(NAME_VULKAN_ES3_1);
OutFormats.Add(NAME_VULKAN_SM5_ANDROID);
OutFormats.Add(NAME_VULKAN_SM6);
}
virtual void ModifyShaderCompilerInput(FShaderCompilerInput& Input) const override
{
ModifyVulkanCompilerInput(Input);
}
virtual void CompilePreprocessedShader(const FShaderCompilerInput& Input, const FShaderPreprocessOutput& PreprocessOutput, FShaderCompilerOutput& Output,const FString& WorkingDirectory) const override
{
CompileVulkanShader(Input, PreprocessOutput, Output, WorkingDirectory);
}
virtual const TCHAR* GetPlatformIncludeDirectory() const
{
return TEXT("Vulkan");
}
};
/**
* Module for Vulkan shaders
*/
static IShaderFormat* Singleton = nullptr;
class FVulkanShaderFormatModule : public IShaderFormatModule, public FShaderConductorModuleWrapper
{
public:
virtual ~FVulkanShaderFormatModule()
{
delete Singleton;
Singleton = nullptr;
}
virtual IShaderFormat* GetShaderFormat()
{
if (!Singleton)
{
Singleton = new FShaderFormatVulkan(FShaderConductorModuleWrapper::GetModuleVersionHash());
}
return Singleton;
}
virtual void ShutdownModule() override
{
CrossCompiler::FShaderConductorContext::Shutdown();
}
};
IMPLEMENT_MODULE( FVulkanShaderFormatModule, VulkanShaderFormat);