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C++ FResolveParams函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中FResolveParams函数的典型用法代码示例。如果您正苦于以下问题：C++ FResolveParams函数的具体用法？C++ FResolveParams怎么用？C++ FResolveParams使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了FResolveParams函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: RHIUnlockTexture2D

void FMediaTextureResource::UpdateDeferredResource(FRHICommandListImmediate& RHICmdList, bool bClearRenderTarget/*=true*/)
{
	FTimespan CurrentFrameTime = VideoBuffer->GetCurrentSampleTime();
	TSharedPtr<TArray<uint8>, ESPMode::ThreadSafe> CurrentFrame = VideoBuffer->GetCurrentSample();

	if (CurrentFrame.IsValid())
	{
		// draw the latest video frame
		if (CurrentFrameTime != LastFrameTime)
		{
			uint32 Stride = 0;
			FRHITexture2D* Texture2D = TextureRHI->GetTexture2D();
			uint8* TextureBuffer = (uint8*)RHILockTexture2D(Texture2D, 0, RLM_WriteOnly, Stride, false);

			FMemory::Memcpy(TextureBuffer, CurrentFrame->GetData(), CurrentFrame->Num());
			RHIUnlockTexture2D(Texture2D, 0, false);

			LastFrameTime = CurrentFrameTime;
			Cleared = false;
		}
	}
	else if (!Cleared || (LastClearColor != Owner->ClearColor))
	{
		// clear texture if video track selected
		FRHICommandListImmediate& CommandList = FRHICommandListExecutor::GetImmediateCommandList();

 		SetRenderTarget(CommandList, RenderTargetTextureRHI, FTextureRHIRef());
 		CommandList.SetViewport(0, 0, 0.0f, Owner->GetSurfaceWidth(), Owner->GetSurfaceHeight(), 1.0f);
 		CommandList.Clear(true, Owner->ClearColor, false, 0.f, false, 0, FIntRect());
		CommandList.CopyToResolveTarget(Texture2DRHI, TextureRHI, true, FResolveParams());

		LastClearColor = Owner->ClearColor;
		Cleared = true;
	}
}
开发者ID:1vanK，项目名称:AHRUnrealEngine，代码行数:35，代码来源:MediaTextureResource.cpp


示例2: SCOPED_DRAW_EVENT

void FRCPassPostProcessVisualizeMotionBlur::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(VisualizeMotionBlur, DEC_SCENE_ITEMS);

	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0);

	if(!InputDesc)
	{
		// input is not hooked up correctly
		return;
	}

	const FSceneView& View = Context.View;

	FIntPoint TexSize = InputDesc->Extent;

	// we assume the input and output is full resolution

	FIntPoint SrcSize = InputDesc->Extent;
	FIntPoint DestSize = PassOutputs[0].RenderTargetDesc.Extent;

	// e.g. 4 means the input texture is 4x smaller than the buffer size
	uint32 ScaleFactor = GSceneRenderTargets.GetBufferSizeXY().X / SrcSize.X;

	FIntRect SrcRect = FIntRect::DivideAndRoundUp(View.ViewRect, ScaleFactor);
	FIntRect DestRect = SrcRect;

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	RHISetRenderTarget(DestRenderTarget.TargetableTexture, FTextureRHIRef());
	
	// is optimized away if possible (RT size=view size, )
	RHIClear(true, FLinearColor::Black, false, 1.0f, false, 0, SrcRect);

	Context.SetViewportAndCallRHI(SrcRect);

	// set the state
	RHISetBlendState(TStaticBlendState<>::GetRHI());
	RHISetRasterizerState(TStaticRasterizerState<>::GetRHI());
	RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI());

	// Quality 0: visualize
	SetMotionBlurShaderTempl<0>(Context);

	// Draw a quad mapping scene color to the view's render target
	DrawRectangle(
		0, 0,
		SrcRect.Width(), SrcRect.Height(),
		SrcRect.Min.X, SrcRect.Min.Y, 
		SrcRect.Width(), SrcRect.Height(),
		SrcRect.Size(),
		SrcSize,
		EDRF_UseTriangleOptimization);

	RHICopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:Tigrouzen，项目名称:UnrealEngine-4，代码行数:57，代码来源:PostProcessMotionBlur.cpp


示例3: SCOPED_DRAW_EVENT

void FRCPassPostProcessDOFRecombine::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(Context.RHICmdList, DOFRecombine);

	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input1);

	if(!InputDesc)
	{
		// input is not hooked up correctly
		return;
	}

	const FSceneView& View = Context.View;

	const auto FeatureLevel = Context.GetFeatureLevel();
	auto ShaderMap = Context.GetShaderMap();

	FIntPoint TexSize = InputDesc->Extent;

	// usually 1, 2, 4 or 8
	uint32 ScaleToFullRes = FSceneRenderTargets::Get(Context.RHICmdList).GetBufferSizeXY().X / TexSize.X;

	FIntRect HalfResViewRect = View.ViewRect / ScaleToFullRes;

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());

	// is optimized away if possible (RT size=view size, )
	Context.RHICmdList.Clear(true, FLinearColor::Black, false, 1.0f, false, 0, View.ViewRect);

	Context.SetViewportAndCallRHI(View.ViewRect);

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	TShaderMapRef<FPostProcessVS> VertexShader(ShaderMap);

	if (bNearBlurEnabled)
	{
		static FGlobalBoundShaderState BoundShaderState;
		
		TShaderMapRef< FPostProcessDOFRecombinePS<1> > PixelShader(ShaderMap);
		SetGlobalBoundShaderState(Context.RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);
		PixelShader->SetParameters(Context);
	}
	else
	{
		static FGlobalBoundShaderState BoundShaderState;
		
		TShaderMapRef< FPostProcessDOFRecombinePS<0> > PixelShader(ShaderMap);
		SetGlobalBoundShaderState(Context.RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);
		PixelShader->SetParameters(Context);
	}

	VertexShader->SetParameters(Context);

	DrawPostProcessPass(
		Context.RHICmdList,
		0, 0,
		View.ViewRect.Width(), View.ViewRect.Height(),
		HalfResViewRect.Min.X, HalfResViewRect.Min.Y,
		HalfResViewRect.Width(), HalfResViewRect.Height(),
		View.ViewRect.Size(),
		TexSize,
		*VertexShader,
		View.StereoPass,
		Context.HasHmdMesh(),
		EDRF_UseTriangleOptimization);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:ErwinT6，项目名称:T6Engine，代码行数:75，代码来源:PostProcessDOF.cpp


示例4: SCOPED_DRAW_EVENT

void FRCPassPostProcessVisualizeShadingModels::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(Context.RHICmdList, PostProcessVisualizeShadingModels);
	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0);

	const FSceneView& View = Context.View;
	const FViewInfo& ViewInfo = Context.View;
	const FSceneViewFamily& ViewFamily = *(View.Family);
	
	FIntRect SrcRect = View.ViewRect;
	FIntRect DestRect = View.ViewRect;
	FIntPoint SrcSize = InputDesc->Extent;

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());
	Context.SetViewportAndCallRHI(DestRect);

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap());
	TShaderMapRef<FPostProcessVisualizeShadingModelsPS> PixelShader(Context.GetShaderMap());

	static FGlobalBoundShaderState BoundShaderState;	

	SetGlobalBoundShaderState(Context.RHICmdList, Context.GetFeatureLevel(), BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);

	PixelShader->SetPS(Context, ((FViewInfo&)View).ShadingModelMaskInView);

	// Draw a quad mapping scene color to the view's render target
	DrawRectangle(
		Context.RHICmdList,
		DestRect.Min.X, DestRect.Min.Y,
		DestRect.Width(), DestRect.Height(),
		SrcRect.Min.X, SrcRect.Min.Y,
		SrcRect.Width(), SrcRect.Height(),
		DestRect.Size(),
		SrcSize,
		*VertexShader,
		EDRF_UseTriangleOptimization);

	FRenderTargetTemp TempRenderTarget(View, (const FTexture2DRHIRef&)DestRenderTarget.TargetableTexture);
	FCanvas Canvas(&TempRenderTarget, NULL, 0, 0, 0, Context.GetFeatureLevel());

	float X = 30;
	float Y = 28;
	const float YStep = 14;
	const float ColumnWidth = 250;

	FString Line;

	Canvas.DrawShadowedString( X, Y += YStep, TEXT("Visualize ShadingModels (mostly to track down bugs)"), GetStatsFont(), FLinearColor(1, 1, 1));

	Y = 160 - YStep - 4;
	
	uint32 Value = ((FViewInfo&)View).ShadingModelMaskInView;

	Line = FString::Printf(TEXT("View.ShadingModelMaskInView = 0x%x"), Value);
	Canvas.DrawShadowedString( X, Y, *Line, GetStatsFont(), FLinearColor(0.5f, 0.5f, 0.5f));
	Y += YStep;

	UEnum* Enum = FindObject<UEnum>(NULL, TEXT("Engine.EMaterialShadingModel"));
	check(Enum);

	Y += 5;

	for(uint32 i = 0; i < MSM_MAX; ++i)
	{
		FString Name = Enum->GetEnumName(i);
		Line = FString::Printf(TEXT("%d.  %s"), i, *Name);

		bool bThere = (Value & (1 << i)) != 0;

		Canvas.DrawShadowedString(X + 30, Y, *Line, GetStatsFont(), bThere ? FLinearColor(1, 1, 1) : FLinearColor(0, 0, 0) );
		Y += 20;
	}

	Line = FString::Printf(TEXT("(On CPU, based on what gets rendered)"));
	Canvas.DrawShadowedString( X, Y, *Line, GetStatsFont(), FLinearColor(0.5f, 0.5f, 0.5f)); Y += YStep;

	Canvas.Flush_RenderThread(Context.RHICmdList);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());

	// AdjustGBufferRefCount(1) call is done in constructor
	FSceneRenderTargets::Get(Context.RHICmdList).AdjustGBufferRefCount(Context.RHICmdList, -1);
}
开发者ID:zhaoyizheng0930，项目名称:UnrealEngine，代码行数:91，代码来源:VisualizeShadingModels.cpp


示例5: FinishOcclusionTerm

void FinishOcclusionTerm(FRHICommandList& RHICmdList, const FViewInfo& View, const FLightSceneInfo* const LightSceneInfo, TRefCountPtr<IPooledRenderTarget>& LightShaftsSource, TRefCountPtr<IPooledRenderTarget>& LightShaftsDest)
{
	TShaderMapRef<FScreenVS> ScreenVertexShader(View.ShaderMap);

	const FIntPoint BufferSize = FSceneRenderTargets::Get(RHICmdList).GetBufferSizeXY();
	const uint32 DownsampleFactor	= GetLightShaftDownsampleFactor();
	const FIntPoint FilterBufferSize = BufferSize / DownsampleFactor;
	const FIntPoint DownSampledXY = View.ViewRect.Min / DownsampleFactor;
	const uint32 DownsampledSizeX = View.ViewRect.Width() / DownsampleFactor;
	const uint32 DownsampledSizeY = View.ViewRect.Height() / DownsampleFactor;

	SetRenderTarget(RHICmdList, LightShaftsDest->GetRenderTargetItem().TargetableTexture, FTextureRHIRef());
	RHICmdList.SetViewport(0, 0, 0.0f, FilterBufferSize.X, FilterBufferSize.Y, 1.0f);

	RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	TShaderMapRef<FFinishOcclusionPixelShader> MaskOcclusionTermPixelShader(View.ShaderMap);
	SetGlobalBoundShaderState(RHICmdList, View.GetFeatureLevel(), AccumulateTermBoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *ScreenVertexShader, *MaskOcclusionTermPixelShader);
	/// ?
	MaskOcclusionTermPixelShader->SetParameters(RHICmdList, LightSceneInfo, View, LightShaftsSource);

	{
		// Apply a radial blur to the bloom and occlusion mask
		DrawRectangle( 
			RHICmdList,
			DownSampledXY.X, DownSampledXY.Y, 
			DownsampledSizeX, DownsampledSizeY,
			DownSampledXY.X, DownSampledXY.Y, 
			DownsampledSizeX, DownsampledSizeY,
			FilterBufferSize, FilterBufferSize,
			*ScreenVertexShader,
			EDRF_UseTriangleOptimization);
	}

	RHICmdList.CopyToResolveTarget(LightShaftsDest->GetRenderTargetItem().TargetableTexture, LightShaftsDest->GetRenderTargetItem().ShaderResourceTexture, false, FResolveParams());
}
开发者ID:colwalder，项目名称:unrealengine，代码行数:38，代码来源:LightShaftRendering.cpp


示例6: DownsamplePass

void DownsamplePass(FRHICommandListImmediate& RHICmdList, const FViewInfo& View, const FLightSceneInfo* LightSceneInfo, TRefCountPtr<IPooledRenderTarget>& LightShaftsSource, TRefCountPtr<IPooledRenderTarget>& LightShaftsDest)
{
	const FIntPoint BufferSize = FSceneRenderTargets::Get(RHICmdList).GetBufferSizeXY();
	const uint32 DownsampleFactor	= GetLightShaftDownsampleFactor();
	const FIntPoint FilterBufferSize = BufferSize / DownsampleFactor;
	const FIntPoint DownSampledXY = View.ViewRect.Min / DownsampleFactor;
	const uint32 DownsampledSizeX = View.ViewRect.Width() / DownsampleFactor;
	const uint32 DownsampledSizeY = View.ViewRect.Height() / DownsampleFactor;

	SetRenderTarget(RHICmdList, LightShaftsDest->GetRenderTargetItem().TargetableTexture, FTextureRHIRef());
	RHICmdList.SetViewport(DownSampledXY.X, DownSampledXY.Y, 0.0f, DownSampledXY.X + DownsampledSizeX, DownSampledXY.Y + DownsampledSizeY, 1.0f);

	// Set shaders and texture
	TShaderMapRef<FDownsampleLightShaftsVertexShader> DownsampleLightShaftsVertexShader(View.ShaderMap);
	TRefCountPtr<IPooledRenderTarget> UnusedRT;

	switch(LightSceneInfo->Proxy->GetLightType())
	{
	case LightType_Directional:
		{
			TShaderMapRef<TDownsampleLightShaftsPixelShader<LightType_Directional, bDownsampleOcclusion> > DownsampleLightShaftsPixelShader(View.ShaderMap);
			SetGlobalBoundShaderState(RHICmdList, View.GetFeatureLevel(), DownsampleDirectionalLightShaftsBoundShaderState[bDownsampleOcclusion], GFilterVertexDeclaration.VertexDeclarationRHI, *DownsampleLightShaftsVertexShader, *DownsampleLightShaftsPixelShader);
			DownsampleLightShaftsPixelShader->SetParameters(RHICmdList, LightSceneInfo, View, UnusedRT);
		}
		break;
	case LightType_Spot:
		{
			TShaderMapRef<TDownsampleLightShaftsPixelShader<LightType_Spot, bDownsampleOcclusion> > DownsampleLightShaftsPixelShader(View.ShaderMap);
			SetGlobalBoundShaderState(RHICmdList, View.GetFeatureLevel(), DownsampleSpotLightShaftsBoundShaderState[bDownsampleOcclusion], GFilterVertexDeclaration.VertexDeclarationRHI, *DownsampleLightShaftsVertexShader, *DownsampleLightShaftsPixelShader);
			DownsampleLightShaftsPixelShader->SetParameters(RHICmdList, LightSceneInfo, View, UnusedRT);
		}
		break;
	default:
	case LightType_Point:
		{
			TShaderMapRef<TDownsampleLightShaftsPixelShader<LightType_Point, bDownsampleOcclusion> > DownsampleLightShaftsPixelShader(View.ShaderMap);
			SetGlobalBoundShaderState(RHICmdList, View.GetFeatureLevel(), DownsamplePointLightShaftsBoundShaderState[bDownsampleOcclusion], GFilterVertexDeclaration.VertexDeclarationRHI, *DownsampleLightShaftsVertexShader, *DownsampleLightShaftsPixelShader);
			DownsampleLightShaftsPixelShader->SetParameters(RHICmdList, LightSceneInfo, View, UnusedRT);
		}
		break;
	}

	DownsampleLightShaftsVertexShader->SetParameters(RHICmdList, View);

	// No depth tests, no backface culling.
	RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	RHICmdList.SetRasterizerState(TStaticRasterizerState<FM_Solid, CM_None>::GetRHI());
	RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	// Downsample scene color and depth, and convert them into a bloom term and an occlusion masking term
	DrawRectangle( 
		RHICmdList,
		0, 0, 
		DownsampledSizeX, DownsampledSizeY,
		View.ViewRect.Min.X, View.ViewRect.Min.Y, 
		View.ViewRect.Width(), View.ViewRect.Height(),
		FIntPoint(DownsampledSizeX, DownsampledSizeY), 
		BufferSize,
		*DownsampleLightShaftsVertexShader,
		EDRF_UseTriangleOptimization);

	RHICmdList.CopyToResolveTarget(LightShaftsDest->GetRenderTargetItem().TargetableTexture, LightShaftsDest->GetRenderTargetItem().ShaderResourceTexture, false, FResolveParams());

	Swap(LightShaftsSource, LightShaftsDest);
}
开发者ID:colwalder，项目名称:unrealengine，代码行数:65，代码来源:LightShaftRendering.cpp


示例7: SCOPED_DRAW_EVENT


//.........这里部分代码省略.........
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());
	Context.SetViewportAndCallRHI(DestRect);

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap());
	TShaderMapRef<FPostProcessTestImagePS> PixelShader(Context.GetShaderMap());

	static FGlobalBoundShaderState BoundShaderState;
	

	SetGlobalBoundShaderState(Context.RHICmdList, Context.GetFeatureLevel(), BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);

	PixelShader->SetPS(Context);

	// Draw a quad mapping scene color to the view's render target
	DrawRectangle(
		Context.RHICmdList,
		0, 0,
		DestRect.Width(), DestRect.Height(),
		SrcRect.Min.X, SrcRect.Min.Y,
		SrcRect.Width(), SrcRect.Height(),
		DestRect.Size(),
		GSceneRenderTargets.GetBufferSizeXY(),
		*VertexShader,
		EDRF_UseTriangleOptimization);

	{
		// this is a helper class for FCanvas to be able to get screen size
		class FRenderTargetTemp : public FRenderTarget
		{
		public:
			const FSceneView& View;
			const FTexture2DRHIRef Texture;

			FRenderTargetTemp(const FSceneView& InView, const FTexture2DRHIRef InTexture)
				: View(InView), Texture(InTexture)
			{
			}
			virtual FIntPoint GetSizeXY() const
			{
				return View.ViewRect.Size();
			};
			virtual const FTexture2DRHIRef& GetRenderTargetTexture() const
			{
				return Texture;
			}
		} TempRenderTarget(View, (const FTexture2DRHIRef&)DestRenderTarget.TargetableTexture);

		FCanvas Canvas(&TempRenderTarget, NULL, ViewFamily.CurrentRealTime, ViewFamily.CurrentWorldTime, ViewFamily.DeltaWorldTime, Context.GetFeatureLevel());

		float X = 30;
		float Y = 8;
		const float YStep = 14;
		const float ColumnWidth = 250;

		FString Line;

		Line = FString::Printf(TEXT("Top bars:"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Moving bars using FrameTime"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Black and white raster, Pixel sized, Watch for Moire pattern"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Black and white raster, 2x2 block sized"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("Bottom bars:"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   8 bars near white, 4 right bars should appear as one (HDTV)"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   8 bars near black, 4 left bars should appear as one (HDTV)"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Linear Greyscale in sRGB from 0 to 255"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("Color bars:"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Red, Green, Blue"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("Outside:"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Moving bars using FrameNumber, Tearing without VSync"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("Circles:"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   Should be round and centered"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("Border:"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));
		Line = FString::Printf(TEXT("   4 white pixel sized lines (only visible without overscan)"));
		Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1));

		Canvas.Flush_RenderThread(Context.RHICmdList);
	}


	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:1vanK，项目名称:AHRUnrealEngine，代码行数:101，代码来源:PostProcessTestImage.cpp


示例8: ENQUEUE_UNIQUE_RENDER_COMMAND_TWOPARAMETER

void FShotThumbnail::CopyTextureIn(FSlateRenderTargetRHI* InTexture)
{
	ENQUEUE_UNIQUE_RENDER_COMMAND_TWOPARAMETER( ReadTexture,
		FSlateRenderTargetRHI*, RenderTarget, InTexture,
		FSlateTexture2DRHIRef*, TargetTexture, Texture,
	{
		RHICopyToResolveTarget(RenderTarget->GetRHIRef(), TargetTexture->GetTypedResource(), false, FResolveParams());
	});
开发者ID:Tigrouzen，项目名称:UnrealEngine-4，代码行数:8，代码来源:DirectorTrackEditor.cpp


示例9: RendererGPUBenchmark

void RendererGPUBenchmark(FSynthBenchmarkResults& InOut, const FSceneView& View, uint32 WorkScale, bool bDebugOut)
{
	check(IsInRenderingThread());
	
	// two RT to ping pong so we force the GPU to flush it's pipeline
	TRefCountPtr<IPooledRenderTarget> RTItems[3];
	{
		FPooledRenderTargetDesc Desc(FPooledRenderTargetDesc::Create2DDesc(FIntPoint(GBenchmarkResolution, GBenchmarkResolution), PF_B8G8R8A8, TexCreate_None, TexCreate_RenderTargetable | TexCreate_ShaderResource, false));
		GRenderTargetPool.FindFreeElement(Desc, RTItems[0], TEXT("Benchmark0"));
		GRenderTargetPool.FindFreeElement(Desc, RTItems[1], TEXT("Benchmark1"));

		Desc.Extent = FIntPoint(1, 1);
		Desc.Flags = TexCreate_CPUReadback;	// needs TexCreate_ResolveTargetable?
		Desc.TargetableFlags = TexCreate_None;

		GRenderTargetPool.FindFreeElement(Desc, RTItems[2], TEXT("BenchmarkReadback"));
	}

	// set the state
	RHISetBlendState(TStaticBlendState<>::GetRHI());
	RHISetRasterizerState(TStaticRasterizerState<>::GetRHI());
	RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI());

	{
		// larger number means more accuracy but slower, some slower GPUs might timeout with a number to large
		const uint32 IterationCount = 70;
		const uint32 MethodCount = ARRAY_COUNT(InOut.GPUStats);

		// 0 / 1
		uint32 DestRTIndex = 0;

		const uint32 TimerSampleCount = IterationCount * MethodCount + 1;

		static FRenderQueryRHIRef TimerQueries[TimerSampleCount];
		static uint32 PassCount[IterationCount];

		for(uint32  i = 0; i < TimerSampleCount; ++i)
		{
			TimerQueries[i] = GTimerQueryPool.AllocateQuery();
		}

		if(!TimerQueries[0])
		{
			UE_LOG(LogSynthBenchmark, Warning, TEXT("GPU driver does not support timer queries."));
		}

		// TimingValues are in Seconds per GPixel
		FTimingSeries TimingSeries[MethodCount];
		
		for(uint32 MethodIterator = 0; MethodIterator < MethodCount; ++MethodIterator)
		{
			TimingSeries[MethodIterator].Init(IterationCount);
		}

		check(MethodCount == 5);
		InOut.GPUStats[0] = FSynthBenchmarkStat(TEXT("ALUHeavyNoise"), 1.0f / 4.601f, TEXT("s/GigaPix"));
		InOut.GPUStats[1] = FSynthBenchmarkStat(TEXT("TexHeavy"), 1.0f / 7.447f, TEXT("s/GigaPix"));
		InOut.GPUStats[2] = FSynthBenchmarkStat(TEXT("DepTexHeavy"), 1.0f / 3.847f, TEXT("s/GigaPix"));
		InOut.GPUStats[3] = FSynthBenchmarkStat(TEXT("FillOnly"), 1.0f / 25.463f, TEXT("s/GigaPix"));
		InOut.GPUStats[4] = FSynthBenchmarkStat(TEXT("Bandwidth"), 1.0f / 1.072f, TEXT("s/GigaPix"));

		// e.g. on NV670: Method3 (mostly fill rate )-> 26GP/s (seems realistic)
		// reference: http://en.wikipedia.org/wiki/Comparison_of_Nvidia_graphics_processing_units theoretical: 29.3G/s

		RHIEndRenderQuery(TimerQueries[0]);

		// multiple iterations to see how trust able the values are
		for(uint32 Iteration = 0; Iteration < IterationCount; ++Iteration)
		{
			for(uint32 MethodIterator = 0; MethodIterator < MethodCount; ++MethodIterator)
			{
				// alternate between forward and backward (should give the same number)
				//			uint32 MethodId = (Iteration % 2) ? MethodIterator : (MethodCount - 1 - MethodIterator);
				uint32 MethodId = MethodIterator;

				uint32 QueryIndex = 1 + Iteration * MethodCount + MethodId;

				// 0 / 1
				const uint32 SrcRTIndex = 1 - DestRTIndex;

				GRenderTargetPool.VisualizeTexture.SetCheckPoint(RTItems[DestRTIndex]);

				RHISetRenderTarget(RTItems[DestRTIndex]->GetRenderTargetItem().TargetableTexture, FTextureRHIRef());	

				// decide how much work we do in this pass
				PassCount[Iteration] = (Iteration / 10 + 1) * WorkScale;

				RunBenchmarkShader(View, MethodId, RTItems[SrcRTIndex], PassCount[Iteration]);

				RHICopyToResolveTarget(RTItems[DestRTIndex]->GetRenderTargetItem().TargetableTexture, RTItems[DestRTIndex]->GetRenderTargetItem().ShaderResourceTexture, false, FResolveParams());

				/*if(bGPUCPUSync)
				{
					// more consistent timing but strangely much faster to the level that is unrealistic

					FResolveParams Param;

					Param.Rect = FResolveRect(0, 0, 1, 1);
					RHICopyToResolveTarget(
						RTItems[DestRTIndex]->GetRenderTargetItem().TargetableTexture,
//.........这里部分代码省略.........
开发者ID:Tigrouzen，项目名称:UnrealEngine-4，代码行数:101，代码来源:GPUBenchmark.cpp


示例10: GetInputDesc

void FRCPassPostProcessSubsurfaceRecombine::Process(FRenderingCompositePassContext& Context)
{
	FSceneRenderTargets& SceneContext = FSceneRenderTargets::Get(Context.RHICmdList);
	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0);

	check(InputDesc);

	const FSceneView& View = Context.View;
	const FSceneViewFamily& ViewFamily = *(View.Family);

	FIntPoint SrcSize = InputDesc->Extent;
	FIntPoint DestSize = SceneContext.GetBufferSizeXY();

	check(DestSize.X);
	check(DestSize.Y);
	check(SrcSize.X);
	check(SrcSize.Y);

	FIntRect SrcRect = FIntRect(0, 0, InputDesc->Extent.X, InputDesc->Extent.Y);
	FIntRect DestRect = View.ViewRect;

	TRefCountPtr<IPooledRenderTarget>& SceneColor = SceneContext.GetSceneColor();

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());

	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	CopyOverOtherViewportsIfNeeded(Context, View);

	Context.SetViewportAndCallRHI(0, 0, 0.0f, DestSize.X, DestSize.Y, 1.0f );

	TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap());

	if(GetInput(ePId_Input1))
	{
		if(bHalfRes)
		{
			SetSubsurfaceRecombineShader<1>(Context, VertexShader);
		}
		else
		{
			SetSubsurfaceRecombineShader<0>(Context, VertexShader);
		}
	}
	else
	{
		// needed for Scalability
		SetSubsurfaceRecombineShader<2>(Context, VertexShader);
	}

	DrawPostProcessPass(
		Context.RHICmdList,
		DestRect.Min.X, DestRect.Min.Y,
		DestRect.Width(), DestRect.Height(),
		SrcRect.Min.X, SrcRect.Min.Y,
		SrcRect.Width(), SrcRect.Height(),
		DestSize,
		SrcSize,
		*VertexShader,
		View.StereoPass,
		Context.HasHmdMesh(),
		EDRF_UseTriangleOptimization);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());

	// replace the current SceneColor with this one
	SceneContext.SetSceneColor(PassOutputs[0].PooledRenderTarget);
	PassOutputs[0].PooledRenderTarget.SafeRelease();
}
开发者ID:frobro98，项目名称:UnrealSource，代码行数:74，代码来源:PostProcessSubsurface.cpp


示例11: SCOPED_DRAW_EVENT

void FRCPassPostProcessSubsurfaceSetup::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(Context.RHICmdList, SubsurfaceSetup);

	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0);

	if(!InputDesc)
	{
		// input is not hooked up correctly
		return;
	}

	const FSceneView& View = Context.View;
	const FSceneViewFamily& ViewFamily = *(View.Family);

	FIntPoint SrcSize = InputDesc->Extent;
	FIntPoint DestSize = PassOutputs[0].RenderTargetDesc.Extent;

	FIntRect DestRect = FIntRect(0, 0, DestSize.X, DestSize.Y);
	FIntRect SrcRect = View.ViewRect;
	
	if(bHalfRes)
	{
		// upscale rectangle to not slightly scale (might miss a pixel)
		SrcRect = DestRect * 2 + View.ViewRect.Min;
	}

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());

	Context.SetViewportAndCallRHI(0, 0, 0.0f, DestSize.X, DestSize.Y, 1.0f );

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	if(bHalfRes)
	{
		SetSubsurfaceSetupShader<1>(Context);
	}
	else
	{
		SetSubsurfaceSetupShader<0>(Context);
	}

	// Draw a quad mapping scene color to the view's render target
	TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap());

	DrawPostProcessPass(
		Context.RHICmdList,
		DestRect.Min.X, DestRect.Min.Y,
		DestRect.Width(), DestRect.Height(),
		SrcRect.Min.X, SrcRect.Min.Y,
		SrcRect.Width(), SrcRect.Height(),
		DestSize,
		SrcSize,
		*VertexShader,
		View.StereoPass,
		Context.HasHmdMesh(),
		EDRF_UseTriangleOptimization);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:frobro98，项目名称:UnrealSource，代码行数:66，代码来源:PostProcessSubsurface.cpp


示例12: ComputeSSRQuality


//.........这里部分代码省略.........
		SetRenderTarget(RHICmdList, DestRenderTarget.TargetableTexture, SceneContext.GetSceneDepthSurface(), ESimpleRenderTargetMode::EUninitializedColorAndDepth, FExclusiveDepthStencil::DepthRead_StencilWrite);
		Context.SetViewportAndCallRHI(View.ViewRect);

		// Clear stencil to 0
		RHICmdList.Clear(false, FLinearColor::White, false, (float)ERHIZBuffer::FarPlane, true, 0, View.ViewRect);
		
		// bind shader
		static FGlobalBoundShaderState BoundShaderState;
		SetGlobalBoundShaderState(Context.RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);
		VertexShader->SetParameters(Context);
		PixelShader->SetParameters(Context, SSRQuality, true);
		
		// Clobers the stencil to pixel that should not compute SSR
		RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always, true, CF_Always, SO_Replace, SO_Replace, SO_Replace>::GetRHI(), 0x80);

		// Set rasterizer state to solid
		RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());

		// disable blend mode
		RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	
		// Draw a quad mapping scene color to the view's render target to set stencil to set the stencil mask where it needs to be
		DrawRectangle( 
			Context.RHICmdList,
			0, 0,
			View.ViewRect.Width(), View.ViewRect.Height(),
			View.ViewRect.Min.X, View.ViewRect.Min.Y, 
			View.ViewRect.Width(), View.ViewRect.Height(),
			View.ViewRect.Size(),
			SceneContext.GetBufferSizeXY(),
			*VertexShader,
			EDRF_UseTriangleOptimization);
	} // ScreenSpaceReflectionsStencil draw event

	{ // ScreenSpaceReflections draw event
		SCOPED_DRAW_EVENT(Context.RHICmdList, ScreenSpaceReflections);

		if (SSRStencilPrePass)
		{
			// set up the stencil test to match 0, meaning FPostProcessScreenSpaceReflectionsStencilPS has been discarded
			RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always, true, CF_Equal, SO_Keep, SO_Keep, SO_Keep>::GetRHI(), 0);
		}
		else
		{
			// bind only the dest render target
			SetRenderTarget(RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());
			Context.SetViewportAndCallRHI(View.ViewRect);

			RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());
		}

		// clear DestRenderTarget only outside of the view's rectangle
		RHICmdList.Clear(true, FLinearColor::Black, false, (float)ERHIZBuffer::FarPlane, false, 0, View.ViewRect);
		
		// set the state
		RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
		RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());

		TShaderMapRef< FPostProcessVS > VertexShader(Context.GetShaderMap());

		#define CASE(A, B) \
			case (A + 2 * (B + 3 * 0 )): \
			{ \
				TShaderMapRef< FPostProcessScreenSpaceReflectionsPS<A, B> > PixelShader(Context.GetShaderMap()); \
				static FGlobalBoundShaderState BoundShaderState; \
				SetGlobalBoundShaderState(RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); \
				VertexShader->SetParameters(Context); \
				PixelShader->SetParameters(Context); \
			}; \
			break

		switch (iPreFrame + 2 * (SSRQuality + 3 * 0))
		{
			CASE(0,0);
			CASE(0,1);	CASE(1,1);
			CASE(0,2);	CASE(1,2);
			CASE(0,3);	CASE(1,3);
			CASE(0,4);	CASE(1,4);
			CASE(0,5);	CASE(1,5); //SSRConeQuality
			default:
				check(!"Missing case in FRCPassPostProcessScreenSpaceReflections");
		}
		#undef CASE


		// Draw a quad mapping scene color to the view's render target
		DrawRectangle( 
			RHICmdList,
			0, 0,
			View.ViewRect.Width(), View.ViewRect.Height(),
			View.ViewRect.Min.X, View.ViewRect.Min.Y, 
			View.ViewRect.Width(), View.ViewRect.Height(),
			View.ViewRect.Size(),
			FSceneRenderTargets::Get(Context.RHICmdList).GetBufferSizeXY(),
			*VertexShader,
			EDRF_UseTriangleOptimization);

		RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
	} // ScreenSpaceReflections
}
开发者ID:colwalder，项目名称:unrealengine，代码行数:101，代码来源:ScreenSpaceReflections.cpp


示例13: SCOPED_DRAW_EVENT

void FRCPassPostProcessHistogramReduce::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(Context.RHICmdList, PostProcessHistogramReduce);
	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0);

	if(!InputDesc)
	{
		// input is not hooked up correctly
		return;
	}

	const FSceneView& View = Context.View;
	const FSceneViewFamily& ViewFamily = *(View.Family);
	
	FIntPoint SrcSize = InputDesc->Extent;
	FIntPoint DestSize = PassOutputs[0].RenderTargetDesc.Extent;

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap());
	TShaderMapRef<FPostProcessHistogramReducePS> PixelShader(Context.GetShaderMap());

	static FGlobalBoundShaderState BoundShaderState;
	

	SetGlobalBoundShaderState(Context.RHICmdList, Context.GetFeatureLevel(), BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);

	// we currently assume the input is half res, one full res pixel less to avoid getting bilinear filtered input
	FIntPoint GatherExtent = (View.ViewRect.Size() - FIntPoint(1, 1)) / 2;

	uint32 LoopSizeValue = ComputeLoopSize(GatherExtent);

	PixelShader->SetPS(Context, LoopSizeValue);

	// Draw a quad mapping scene color to the view's render target
	DrawRectangle(
		Context.RHICmdList,
		0, 0,
		DestSize.X, DestSize.Y,
		0, 0,
		SrcSize.X, 0,
		DestSize,
		SrcSize,
		*VertexShader,
		EDRF_UseTriangleOptimization);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:colwalder，项目名称:unrealengine，代码行数:56，代码来源:PostProcessHistogramReduce.cpp


示例14: SCOPED_DRAW_EVENT

void FRCPassPostProcessScreenSpaceReflections::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(Context.RHICmdList, ScreenSpaceReflections, DEC_SCENE_ITEMS);

	const FSceneView& View = Context.View;
	const auto FeatureLevel = Context.GetFeatureLevel();
	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());
	Context.RHICmdList.Clear(true, FLinearColor(0, 0, 0, 0), false, 1.0f, false, 0, FIntRect());
	Context.SetViewportAndCallRHI(View.ViewRect);

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());

	int SSRQuality = ComputeSSRQuality(View.FinalPostProcessSettings.ScreenSpaceReflectionQuality);

	SSRQuality = FMath::Clamp(SSRQuality, 1, 4);
	

	uint32 iPreFrame = bPrevFrame ? 1 : 0;

	if (View.Family->EngineShowFlags.VisualizeSSR)
	{
		iPreFrame = 0;
		SSRQuality = 0;
	}

	TShaderMapRef< FPostProcessVS > VertexShader(Context.GetShaderMap());

	#define CASE(A, B) \
		case (A + 2 * (B + 3 * 0 )): \
		{ \
			TShaderMapRef< FPostProcessScreenSpaceReflectionsPS<A, B> > PixelShader(Context.GetShaderMap()); \
			static FGlobalBoundShaderState BoundShaderState; \
			SetGlobalBoundShaderState(Context.RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); \
			VertexShader->SetParameters(Context); \
			PixelShader->SetParameters(Context); \
		}; \
		break

	switch (iPreFrame + 2 * (SSRQuality + 3 * 0))
	{
		CASE(0,0);
		CASE(0,1);	CASE(1,1);
		CASE(0,2);	CASE(1,2);
		CASE(0,3);	CASE(1,3);
		CASE(0,4);	CASE(1,4);
		default:
			check(!"Missing case in FRCPassPostProcessScreenSpaceReflections");
	}
	#undef CASE


	// Draw a quad mapping scene color to the view's render target
	DrawRectangle( 
		Context.RHICmdList,
		0, 0,
		View.ViewRect.Width(), View.ViewRect.Height(),
		View.ViewRect.Min.X, View.ViewRect.Min.Y, 
		View.ViewRect.Width(), View.ViewRect.Height(),
		View.ViewRect.Size(),
		GSceneRenderTargets.GetBufferSizeXY(),
		*VertexShader,
		EDRF_UseTriangleOptimization);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:1vanK，项目名称:AHRUnrealEngine，代码行数:71，代码来源:ScreenSpaceReflections.cpp


示例15: SCOPED_DRAW_EVENT

void FRCPassPostProcessSceneColorFringe::Process(FRenderingCompositePassContext& Context)
{
	SCOPED_DRAW_EVENT(Context.RHICmdList, SceneColorFringe);

	const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0);

	if(!InputDesc)
	{
		// input is not hooked up correctly
		return;
	}

	const FSceneView& View = Context.View;
	const FSceneViewFamily& ViewFamily = *(View.Family);

	const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context);

	// Set the view family's render target/viewport.
	SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef());
	Context.SetViewportAndCallRHI(View.ViewRect);

	// set the state
	Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI());
	Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI());
	Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI());
	
	TShaderMapRef<FPostProcessSceneColorFringeVS> VertexShader(Context.GetShaderMap());
	TShaderMapRef<FPostProcessSceneColorFringePS> PixelShader(Context.GetShaderMap());

	static FGlobalBoundShaderState BoundShaderState;
	

	SetGlobalBoundShaderState(Context.RHICmdList, Context.GetFeatureLevel(), BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader);

	PixelShader->SetParameters(Context);
	VertexShader->SetParameters(Context);
	
	// Draw a quad mapping scene color to the view's render target
	DrawRectangle(
		Context.RHICmdList,
		0, 0,
		View.ViewRect.Width(), View.ViewRect.Height(),
		View.ViewRect.Min.X, View.ViewRect.Min.Y, 
		View.ViewRect.Width(), View.ViewRect.Height(),
		View.ViewRect.Size(),
		FSceneRenderTargets::Get(Context.RHICmdList).GetBufferSizeXY(),
		*VertexShader,
		EDRF_UseTriangleOptimization);

	Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams());
}
开发者ID:amyvmiwei，项目名称:UnrealEngine4，代码行数:51，代码来源:PostProcessSceneColorFringe.cpp


示例16: check

void FAtmosphereTextures::InitDynamicRHI()
{
	check(PrecomputeParams != NULL);
	// Allocate atmosphere precompute textures...
	{
		// todo: Expose
		// Transmittance
		FIntPoint GTransmittanceTexSize(PrecomputeParams->TransmittanceTexWidth, PrecomputeParams->TransmittanceTexHeight);
		FPooledRenderTargetDesc TransmittanceDesc(FPooledRenderTargetDesc::Create2DDesc(GTransmittanceTexSize, PF_FloatRGBA, FClearValueBinding::None, TexCreate_None, TexCreate_RenderTargetable, false));
		GRenderTargetPool.FindFreeElement(TransmittanceDesc, AtmosphereTransmittance, TEXT("AtmosphereTransmittance"));

		FRHICommandListImmediate& RHICmdList = FRHICommandListExecutor::GetImmediateCommandList();

		SetRenderTarget(RHICmdList, AtmosphereTransmittance->GetRenderTargetItem().TargetableTexture, FTextureRHIRef());
		RHICmdList.Clear(true, FLinearColor(0, 0, 0, 0), false, 0, false, 0, FIntRect());
		RHICmdList.CopyToResolveTarget(AtmosphereTransmittance->GetRenderTargetItem().TargetableTexture, AtmosphereTransmittance->GetRenderTargetItem().ShaderResourceTexture, true, FResolveParams());

		// Irradiance
		FIntPoint GIrradianceTexSize(PrecomputeParams->IrradianceTexWidth, PrecomputeParams->IrradianceTexHeight);
		FPooledRenderTargetDesc IrradianceDesc(FPooledRenderTargetDesc::Create2DDesc(GIrradianceTexSize, PF_FloatRGBA, FClearValueBinding::Black, TexCrea

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