67 lines
2.3 KiB
HLSL
67 lines
2.3 KiB
HLSL
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "/Engine/Shared/MaterialCacheDefinitions.h"
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#include "/Engine/Private/Common.ush"
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#include "/Engine/Public/RootConstants.ush"
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#define SceneTexturesStruct MaterialCachePass.SceneTextures
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#include "/Engine/Generated/Material.ush"
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#include "/Engine/Generated/VertexFactory.ush"
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#include "/Engine/Generated/UniformBuffers/MaterialCachePass.ush"
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#include "/Engine/Private/MaterialCache/MaterialCacheCommon.ush"
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struct FMaterialCacheInterpolantsVSToPS
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{
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};
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struct FMaterialCacheVSToPS
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{
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FVertexFactoryInterpolantsVSToPS FactoryInterpolants;
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FMaterialCacheInterpolantsVSToPS PassInterpolants;
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#if SUPPORTS_VIEWPORT_FROM_VS
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uint PageIndex : SV_RenderTargetArrayIndex;
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#endif // SUPPORTS_VIEWPORT_FROM_VS
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float4 Position : SV_POSITION;
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float4 DualWorldPosition : DUAL_POSITION;
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};
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void Main(FVertexFactoryInput Input, out FMaterialCacheVSToPS Output)
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{
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ResolvedView = ResolveView();
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FVertexFactoryIntermediates VFIntermediates = GetVertexFactoryIntermediates(Input);
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const float4 WorldPositionExcludingWPO = VertexFactoryGetWorldPosition(Input, VFIntermediates);
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const float3x3 TangentToLocal = VertexFactoryGetTangentToLocal(Input, VFIntermediates);
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const float4 WorldPosition = WorldPositionExcludingWPO;
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FMaterialVertexParameters VertexParameters = GetMaterialVertexParameters(Input, VFIntermediates, WorldPosition.xyz, TangentToLocal);
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Output.FactoryInterpolants = VertexFactoryGetInterpolantsVSToPS(Input, VFIntermediates, VertexParameters);
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const uint PageIndex = GetRootConstant0();
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const uint ABufferPageIndex = GetRootConstant1();
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const FMaterialCacheBinData BinData = GetMaterialCacheShadingData(PageIndex);
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#if SUPPORTS_VIEWPORT_FROM_VS
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Output.PageIndex = ABufferPageIndex;
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#endif // SUPPORTS_VIEWPORT_FROM_VS
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#if NUM_MATERIAL_TEXCOORDS_VERTEX > 0
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const uint UVCoordinateIndex = GetRootConstant3();
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const float2 MaterialCacheUV = VertexParameters.TexCoords[UVCoordinateIndex].xy;
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#else // NUM_MATERIAL_TEXCOORDS_VERTEX > 0
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float2 MaterialCacheUV = 0.0f;
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#endif // NUM_MATERIAL_TEXCOORDS_VERTEX > 0
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Output.Position = GetMaterialCacheUnwrapClipPosition(MaterialCacheUV, BinData.UVMinAndInvSize);
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Output.DualWorldPosition = VertexFactoryGetRasterizedWorldPosition(Input, VFIntermediates, WorldPosition);
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}
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