63 lines
1.9 KiB
HLSL
63 lines
1.9 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/MaterialCacheShadeCommon.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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float4 DualWorldPosition : DUAL_POSITION;
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};
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void Main(
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FVertexFactoryInterpolantsVSToPS Interpolants,
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FMaterialCacheInterpolantsVSToPS PassInterpolants,
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in INPUT_POSITION_QUALIFIERS float4 SvPosition : SV_Position,
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in FMaterialCacheVSToPS Input
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OPTIONAL_IsFrontFace
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)
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{
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const uint PageIndex = GetRootConstant0();
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const EMaterialCacheFlag Flags = (EMaterialCacheFlag)GetRootConstant2();
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const FMaterialCacheBinData BinData = GetMaterialCacheShadingData(PageIndex);
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const uint2 PagePixelPos = min(uint2(SvPosition.xy), MaterialCachePass.TileParams.ww);
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ResolvedView = ResolveView();
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FMaterialPixelParameters MaterialParameters = GetMaterialPixelParameters(Interpolants, SvPosition);
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const float4 ScreenPosition = SvPositionToResolvedScreenPosition(SvPosition);
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const float3 TranslatedWorldPosition = MaterialParameters.WorldPosition_CamRelative;
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FPixelMaterialInputs PixelMaterialInputs;
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CalcMaterialParametersEx(
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MaterialParameters,
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PixelMaterialInputs,
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SvPosition,
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ScreenPosition,
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bIsFrontFace,
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Input.DualWorldPosition.xyz,
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Input.DualWorldPosition.xyz
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);
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FMaterialCacheABufferTag Top = GetMaterialABuffer(MaterialParameters, PixelMaterialInputs);
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clip(Top.Clipped ? -1 : 1);
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StoreMaterialABufferPixel(Top, Flags, BinData.ABufferPhysicalPosition, PagePixelPos);
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}
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