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2261741dcd
Editor primitives use forward basepass when ES2 feature level is active. #codereview nick.penwarden [CL 2404705 by Allan Bentham in Main branch]
60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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#include "RendererPrivate.h"
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#include "EditorCompositeParams.h"
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FEditorCompositingParameters::FEditorCompositingParameters()
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{
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}
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void FEditorCompositingParameters::Bind(const FShaderParameterMap& ParameterMap)
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{
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EditorCompositeDepthTestParameter.Bind(ParameterMap, TEXT("bEnableEditorPrimitiveDepthTest"));
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MSAASampleCount.Bind(ParameterMap, TEXT("MSAASampleCount"));
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FilteredSceneDepthTexture.Bind(ParameterMap, TEXT("FilteredSceneDepthTexture"));
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FilteredSceneDepthTextureSampler.Bind(ParameterMap, TEXT("FilteredSceneDepthTextureSampler"));
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}
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void FEditorCompositingParameters::SetParameters(
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FRHICommandList& RHICmdList,
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const FMaterial& MaterialResource,
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const FSceneView* View,
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bool bEnableEditorPrimitveDepthTest,
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const FPixelShaderRHIParamRef ShaderRHI)
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{
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#if WITH_EDITOR
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if (GMaxRHIFeatureLevel >= ERHIFeatureLevel::SM4)
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{
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if (MaterialResource.IsUsedWithEditorCompositing())
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{
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// Compute parameters for converting from screen space to pixel
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FIntRect DestRect = View->ViewRect;
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FIntPoint ViewportOffset = DestRect.Min;
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FIntPoint ViewportExtent = DestRect.Size();
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FVector4 ScreenPosToPixelValue(
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ViewportExtent.X * 0.5f,
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-ViewportExtent.Y * 0.5f,
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ViewportExtent.X * 0.5f - 0.5f + ViewportOffset.X,
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ViewportExtent.Y * 0.5f - 0.5f + ViewportOffset.Y);
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if (FilteredSceneDepthTexture.IsBound())
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{
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const FTexture2DRHIRef* DepthTexture = GSceneRenderTargets.GetActualDepthTexture();
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check(DepthTexture != NULL);
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SetTextureParameter(
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RHICmdList,
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ShaderRHI,
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FilteredSceneDepthTexture,
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FilteredSceneDepthTextureSampler,
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TStaticSamplerState<SF_Bilinear, AM_Clamp, AM_Clamp, AM_Clamp>::GetRHI(),
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*DepthTexture
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);
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}
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SetShaderValue(RHICmdList, ShaderRHI, EditorCompositeDepthTestParameter, bEnableEditorPrimitveDepthTest);
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SetShaderValue(RHICmdList, ShaderRHI, MSAASampleCount, GSceneRenderTargets.EditorPrimitivesColor ? GSceneRenderTargets.EditorPrimitivesColor->GetDesc().NumSamples : 0);
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}
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}
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#endif
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}
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