129 lines
4.1 KiB
C++
129 lines
4.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "GlobalShader.h"
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#include "HAL/Platform.h"
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#include "RHICommandList.h"
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#include "RenderResource.h"
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#include "Serialization/MemoryLayout.h"
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#include "Shader.h"
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#include "ShaderParameterUtils.h"
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#include "ShaderParameters.h"
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class FPointerTableBase;
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class FRHISamplerState;
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class FRHITexture;
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class FTexture;
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class FOculusVertexShader : public FGlobalShader
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{
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DECLARE_EXPORTED_SHADER_TYPE(FOculusVertexShader, Global, RENDERCORE_API);
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public:
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static bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& Parameters) { return true; }
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FOculusVertexShader(const ShaderMetaType::CompiledShaderInitializerType& Initializer) :
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FGlobalShader(Initializer)
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{}
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FOculusVertexShader() {}
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};
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class FOculusWhiteShader : public FGlobalShader
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{
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DECLARE_EXPORTED_SHADER_TYPE(FOculusWhiteShader, Global, RENDERCORE_API);
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public:
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static bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& Parameters) { return true; }
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FOculusWhiteShader(const ShaderMetaType::CompiledShaderInitializerType& Initializer) :
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FGlobalShader(Initializer)
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{
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}
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FOculusWhiteShader() {}
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};
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class FOculusBlackShader : public FGlobalShader
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{
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DECLARE_EXPORTED_SHADER_TYPE(FOculusBlackShader, Global, RENDERCORE_API);
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public:
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static bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& Parameters) { return true; }
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FOculusBlackShader(const ShaderMetaType::CompiledShaderInitializerType& Initializer) :
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FGlobalShader(Initializer)
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{
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}
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FOculusBlackShader() {}
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};
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class FOculusAlphaInverseShader : public FGlobalShader
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{
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DECLARE_EXPORTED_SHADER_TYPE(FOculusAlphaInverseShader, Global, RENDERCORE_API);
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public:
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static bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& Parameters) { return true; }
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FOculusAlphaInverseShader(const ShaderMetaType::CompiledShaderInitializerType& Initializer) :
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FGlobalShader(Initializer)
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{
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InTexture.Bind(Initializer.ParameterMap, TEXT("InTexture"), SPF_Mandatory);
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InTextureSampler.Bind(Initializer.ParameterMap, TEXT("InTextureSampler"));
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}
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FOculusAlphaInverseShader() {}
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void SetParameters(FRHIBatchedShaderParameters& BatchedParameters, const FTexture* Texture)
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{
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SetTextureParameter(BatchedParameters, InTexture, InTextureSampler, Texture);
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}
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void SetParameters(FRHIBatchedShaderParameters& BatchedParameters, FRHISamplerState* SamplerStateRHI, FRHITexture* TextureRHI)
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{
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SetTextureParameter(BatchedParameters, InTexture, InTextureSampler, SamplerStateRHI, TextureRHI);
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}
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private:
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LAYOUT_FIELD(FShaderResourceParameter, InTexture);
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LAYOUT_FIELD(FShaderResourceParameter, InTextureSampler);
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};
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/**
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* A pixel shader for rendering a textured screen element.
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*/
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class FOculusCubemapPS : public FGlobalShader
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{
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DECLARE_EXPORTED_SHADER_TYPE(FOculusCubemapPS, Global, RENDERCORE_API);
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public:
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static bool ShouldCompilePermutation(const FGlobalShaderPermutationParameters& Parameters) { return true; }
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FOculusCubemapPS(const ShaderMetaType::CompiledShaderInitializerType& Initializer) :
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FGlobalShader(Initializer)
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{
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InTexture.Bind(Initializer.ParameterMap, TEXT("InTextureCube"), SPF_Mandatory);
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InTextureSampler.Bind(Initializer.ParameterMap, TEXT("InTextureSampler"));
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InFaceIndexParameter.Bind(Initializer.ParameterMap, TEXT("CubeFaceIndex"));
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}
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FOculusCubemapPS() {}
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void SetParameters(FRHIBatchedShaderParameters& BatchedParameters, const FTexture* Texture, int FaceIndex)
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{
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SetTextureParameter(BatchedParameters, InTexture, InTextureSampler, Texture);
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SetShaderValue(BatchedParameters, InFaceIndexParameter, FaceIndex);
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}
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void SetParameters(FRHIBatchedShaderParameters& BatchedParameters, FRHISamplerState* SamplerStateRHI, FRHITexture* TextureRHI, int FaceIndex)
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{
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SetTextureParameter(BatchedParameters, InTexture, InTextureSampler, SamplerStateRHI, TextureRHI);
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SetShaderValue(BatchedParameters, InFaceIndexParameter, FaceIndex);
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}
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private:
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LAYOUT_FIELD(FShaderResourceParameter, InTexture);
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LAYOUT_FIELD(FShaderResourceParameter, InTextureSampler);
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LAYOUT_FIELD(FShaderParameter, InFaceIndexParameter);
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}; |