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35 lines
2.0 KiB
C++
35 lines
2.0 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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#include "ResolveShader.h"
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#include "ShaderParameterUtils.h"
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IMPLEMENT_SHADER_TYPE(, FResolveDepthPS, TEXT("/Engine/Private/ResolvePixelShader.usf"), TEXT("MainDepth"), SF_Pixel);
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IMPLEMENT_SHADER_TYPE(, FResolveDepth2XPS, TEXT("/Engine/Private/ResolvePixelShader.usf"), TEXT("MainDepth"), SF_Pixel);
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IMPLEMENT_SHADER_TYPE(, FResolveDepth4XPS, TEXT("/Engine/Private/ResolvePixelShader.usf"), TEXT("MainDepth"), SF_Pixel);
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IMPLEMENT_SHADER_TYPE(, FResolveDepth8XPS, TEXT("/Engine/Private/ResolvePixelShader.usf"), TEXT("MainDepth"), SF_Pixel);
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IMPLEMENT_SHADER_TYPE(, FResolveDepthNonMSPS, TEXT("/Engine/Private/ResolvePixelShader.usf"), TEXT("MainDepthNonMS"), SF_Pixel);
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IMPLEMENT_SHADER_TYPE(, FResolveSingleSamplePS, TEXT("/Engine/Private/ResolvePixelShader.usf"), TEXT("MainSingleSample"), SF_Pixel);
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IMPLEMENT_SHADER_TYPE(, FResolveVS, TEXT("/Engine/Private/ResolveVertexShader.usf"), TEXT("Main"), SF_Vertex);
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void FResolveSingleSamplePS::SetParameters(FRHICommandList& RHICmdList, uint32 SingleSampleIndexValue)
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{
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SetShaderValue(RHICmdList, GetPixelShader(),SingleSampleIndex,SingleSampleIndexValue);
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}
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void FResolveVS::SetParameters(FRHICommandList& RHICmdList, const FResolveRect& SrcBounds, const FResolveRect& DstBounds, uint32 DstSurfaceWidth, uint32 DstSurfaceHeight)
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{
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// Generate the vertices used to copy from the source surface to the destination surface.
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const float MinU = SrcBounds.X1;
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const float MinV = SrcBounds.Y1;
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const float MaxU = SrcBounds.X2;
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const float MaxV = SrcBounds.Y2;
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const float MinX = -1.f + DstBounds.X1 / ((float)DstSurfaceWidth * 0.5f);
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const float MinY = +1.f - DstBounds.Y1 / ((float)DstSurfaceHeight * 0.5f);
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const float MaxX = -1.f + DstBounds.X2 / ((float)DstSurfaceWidth * 0.5f);
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const float MaxY = +1.f - DstBounds.Y2 / ((float)DstSurfaceHeight * 0.5f);
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SetShaderValue(RHICmdList, GetVertexShader(), PositionMinMax, FVector4(MinX, MinY, MaxX, MaxY));
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SetShaderValue(RHICmdList, GetVertexShader(), UVMinMax, FVector4(MinU, MinV, MaxU, MaxV));
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}
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