void UpdateSceneCaptureContent_RenderThread(FSceneRenderer* SceneRenderer, FTextureRenderTargetResource* TextureRenderTarget, const FName OwnerName, const FResolveParams& ResolveParams, bool bUseSceneColorTexture) { FMemMark MemStackMark(FMemStack::Get()); // update any resources that needed a deferred update FDeferredUpdateResource::UpdateResources(); { #if WANTS_DRAW_MESH_EVENTS FString EventName; OwnerName.ToString(EventName); SCOPED_DRAW_EVENTF(SceneCapture, DEC_SCENE_ITEMS, TEXT("SceneCapture %s"), *EventName); #endif // Render the scene normally const FRenderTarget* Target = SceneRenderer->ViewFamily.RenderTarget; FIntRect ViewRect = SceneRenderer->Views[0].ViewRect; FIntRect UnconstrainedViewRect = SceneRenderer->Views[0].UnconstrainedViewRect; RHISetRenderTarget(Target->GetRenderTargetTexture(), NULL); RHIClear(true, FLinearColor::Black, false, 1.0f, false, 0, ViewRect); SceneRenderer->Render(); // Copy the captured scene into the destination texture if (bUseSceneColorTexture) { // Copy the captured scene into the destination texture RHISetRenderTarget(Target->GetRenderTargetTexture(), NULL); RHISetRasterizerState(TStaticRasterizerState<FM_Solid, CM_None>::GetRHI()); RHISetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI()); RHISetBlendState(TStaticBlendState<>::GetRHI()); TShaderMapRef<FScreenVS> VertexShader(GetGlobalShaderMap()); TShaderMapRef<FScreenPS> PixelShader(GetGlobalShaderMap()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); FRenderingCompositePassContext Context(SceneRenderer->Views[0]); VertexShader->SetParameters(SceneRenderer->Views[0]); PixelShader->SetParameters(TStaticSamplerState<SF_Point>::GetRHI(), GSceneRenderTargets.GetSceneColorTexture()); FIntPoint TargetSize(UnconstrainedViewRect.Width(), UnconstrainedViewRect.Height()); DrawRectangle( ViewRect.Min.X, ViewRect.Min.Y, ViewRect.Width(), ViewRect.Height(), ViewRect.Min.X, ViewRect.Min.Y, ViewRect.Width(), ViewRect.Height(), TargetSize, GSceneRenderTargets.GetBufferSizeXY(), EDRF_UseTriangleOptimization); } RHICopyToResolveTarget(TextureRenderTarget->GetRenderTargetTexture(), TextureRenderTarget->TextureRHI, false, ResolveParams); } delete SceneRenderer; }
void FRCPassPostProcessWeightedSampleSum::DrawQuad(FRHICommandListImmediate& RHICmdList, bool bDoFastBlur, FIntRect SrcRect, FIntRect DestRect, bool bRequiresClear, FIntPoint DestSize, FIntPoint SrcSize, FShader* VertexShader) const { if (bDoFastBlur) { if (FilterShape == EFS_Horiz) { SrcRect.Min.X = DestRect.Min.X * 2; SrcRect.Max.X = DestRect.Max.X * 2; } else { DestRect.Min.X = SrcRect.Min.X * 2; DestRect.Max.X = SrcRect.Max.X * 2; } } if (bRequiresClear) { RHICmdList.Clear(true, FLinearColor(0, 0, 0, 0), false, 1.0f, false, 0, DestRect); } // Draw a quad mapping scene color to the view's render target DrawRectangle( RHICmdList, DestRect.Min.X, DestRect.Min.Y, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestSize, SrcSize, VertexShader, EDRF_UseTriangleOptimization); }
void FRCPassPostProcessAA::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(Context.RHICmdList, PostProcessAA); 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); FIntRect SrcRect = View.ViewRect; FIntRect DestRect = View.ViewRect; 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()); 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()); switch(Quality) { case 1: SetShaderTemplAA<1>(Context); break; case 2: SetShaderTemplAA<2>(Context); break; case 3: SetShaderTemplAA<3>(Context); break; case 4: SetShaderTemplAA<4>(Context); break; case 5: SetShaderTemplAA<5>(Context); break; default: SetShaderTemplAA<6>(Context); break; } // Draw a quad mapping scene color to the view's render target TShaderMapRef<FFXAAVS> VertexShader(Context.GetShaderMap()); DrawRectangle( 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, EDRF_Default); Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void FRCPassPostProcessMorpheus::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(Context.RHICmdList, PostProcessMorpheus); 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); FIntRect SrcRect = View.ViewRect; FIntRect DestRect = View.UnscaledViewRect; 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<FPostProcessMorpheusVS> VertexShader(Context.GetShaderMap()); TShaderMapRef<FPostProcessMorpheusPS> PixelShader(Context.GetShaderMap()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(Context.RHICmdList, Context.GetFeatureLevel(), BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); FMatrix QuadTexTransform; FMatrix QuadPosTransform = FMatrix::Identity; PixelShader->SetPS(Context, SrcRect, SrcSize, View.StereoPass, QuadTexTransform); // Draw a quad mapping scene color to the view's render target DrawTransformedRectangle( Context.RHICmdList, 0, 0, DestRect.Width(), DestRect.Height(), QuadPosTransform, SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), QuadTexTransform, DestRect.Size(), SrcSize ); Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void FRCPassPostProcessVisualizeBloomOverlay::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(Context.RHICmdList, VisualizeBloomOverlay); const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0); check(InputDesc && "Input is not hooked up correctly"); const FSceneView& View = Context.View; const FSceneViewFamily& ViewFamily = *(View.Family); 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 = View.ViewRect / ScaleFactor; FIntRect DestRect = SrcRect; const FSceneRenderTargetItem& DestRenderTarget = PassOutputs[0].RequestSurface(Context); SetRenderTarget(Context.RHICmdList, DestRenderTarget.TargetableTexture, FTextureRHIRef()); // is optimized away if possible (RT size=view size, ) Context.RHICmdList.Clear(true, FLinearColor(0, 0, 0, 0), false, 1.0f, false, 0, DestRect); Context.SetViewportAndCallRHI(0, 0, 0.0f, DestRect.Width(), DestRect.Height(), 1.0f ); // 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<FPostProcessVisualizeBloomOverlayPS> 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, 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); Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
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()); }
void FRCPassPostProcessVisualizeComplexity::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(Context.RHICmdList, PostProcessVisualizeComplexity); 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); FIntRect SrcRect = View.ViewRect; FIntRect DestRect = View.UnscaledViewRect; 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); // turn off culling and blending Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<FM_Solid, CM_None>::GetRHI()); Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI()); // turn off depth reads/writes Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI()); //reuse this generic vertex shader TShaderMapRef<FShaderComplexityApplyVS> VertexShader(Context.GetShaderMap()); TShaderMapRef<FShaderComplexityApplyPS> PixelShader(Context.GetShaderMap()); static FGlobalBoundShaderState ShaderComplexityBoundShaderState; SetGlobalBoundShaderState(Context.RHICmdList, Context.GetFeatureLevel(), ShaderComplexityBoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetParameters(Context, Colors); DrawRectangle( Context.RHICmdList, 0, 0, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestRect.Size(), SrcSize, *VertexShader, EDRF_UseTriangleOptimization); Context.RHICmdList.CopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void FOculusRiftHMD::CopyTexture_RenderThread(FRHICommandListImmediate& RHICmdList, FTexture2DRHIParamRef DstTexture, FTexture2DRHIParamRef SrcTexture, FIntRect DstRect, FIntRect SrcRect) const { check(IsInRenderingThread()); if (DstRect.IsEmpty()) { DstRect = FIntRect(0, 0, DstTexture->GetSizeX(), DstTexture->GetSizeY()); } const uint32 ViewportWidth = DstRect.Width(); const uint32 ViewportHeight = DstRect.Height(); const FIntPoint TargetSize(ViewportWidth, ViewportHeight); const float SrcTextureWidth = SrcTexture->GetSizeX(); const float SrcTextureHeight = SrcTexture->GetSizeY(); float U = 0.f, V = 0.f, USize = 1.f, VSize = 1.f; if (!SrcRect.IsEmpty()) { U = SrcRect.Min.X / SrcTextureWidth; V = SrcRect.Min.Y / SrcTextureHeight; USize = SrcRect.Width() / SrcTextureWidth; VSize = SrcRect.Height() / SrcTextureHeight; } SetRenderTarget(RHICmdList, DstTexture, FTextureRHIRef()); RHICmdList.SetViewport(DstRect.Min.X, DstRect.Min.Y, 0, DstRect.Max.X, DstRect.Max.Y, 1.0f); RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI()); RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI()); RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI()); const auto FeatureLevel = GMaxRHIFeatureLevel; auto ShaderMap = GetGlobalShaderMap(FeatureLevel); TShaderMapRef<FScreenVS> VertexShader(ShaderMap); TShaderMapRef<FScreenPS> PixelShader(ShaderMap); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(RHICmdList, FeatureLevel, BoundShaderState, RendererModule->GetFilterVertexDeclaration().VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetParameters(RHICmdList, TStaticSamplerState<SF_Bilinear>::GetRHI(), SrcTexture); RendererModule->DrawRectangle( RHICmdList, 0, 0, ViewportWidth, ViewportHeight, U, V, USize, VSize, TargetSize, FIntPoint(1, 1), *VertexShader, EDRF_Default); }
void FSlateOpenGLTexture::UpdateTextureRaw(const void* Buffer, const FIntRect& Dirty) { // Ensure texturing is enabled before setting texture properties #if USE_DEPRECATED_OPENGL_FUNCTIONALITY glEnable(GL_TEXTURE_2D); #endif // USE_DEPRECATED_OPENGL_FUNCTIONALITY glBindTexture(GL_TEXTURE_2D, ShaderResource); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); #if USE_DEPRECATED_OPENGL_FUNCTIONALITY glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); #endif // USE_DEPRECATED_OPENGL_FUNCTIONALITY // Upload the texture data #if !PLATFORM_USES_ES2 if (bHasPendingResize || Dirty.Area() == 0) { glTexImage2D(GL_TEXTURE_2D, 0, GL_SRGB8_ALPHA8, SizeX, SizeY, 0, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, Buffer); bHasPendingResize = false; } else { glPixelStorei(GL_UNPACK_ROW_LENGTH, SizeX); glTexSubImage2D(GL_TEXTURE_2D, 0, Dirty.Min.X, Dirty.Min.Y, Dirty.Width(), Dirty.Height(), GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, (uint8*)Buffer + Dirty.Min.Y * SizeX * 4 + Dirty.Min.X * 4); glPixelStorei(GL_UNPACK_ROW_LENGTH, 0); } #else glTexImage2D(GL_TEXTURE_2D, 0, GL_SRGB8_ALPHA8_EXT, SizeX, SizeY, 0, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, Buffer); #endif CHECK_GL_ERRORS; }
void FRCPassPostProcessWeightedSampleSum::DrawQuad(FRHICommandListImmediate& RHICmdList, ERHIFeatureLevel::Type FeatureLevel, bool bDoFastBlur, FIntRect SrcRect, FIntRect DestRect, FIntPoint DestSize, FIntPoint SrcSize, FShader* VertexShader) const { if (bDoFastBlur) { AdjustRectsForFastBlur(SrcRect, DestRect); } // Draw a quad mapping scene color to the view's render target DrawRectangle( RHICmdList, DestRect.Min.X, DestRect.Min.Y, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestSize, SrcSize, VertexShader, EDRF_UseTriangleOptimization); }
void FSceneView::SetScaledViewRect(FIntRect InScaledViewRect) { check(InScaledViewRect.Min.X >= 0); check(InScaledViewRect.Min.Y >= 0); check(InScaledViewRect.Width() > 0); check(InScaledViewRect.Height() > 0); check(ViewRect == UnscaledViewRect); ViewRect = InScaledViewRect; }
void FRCPassPostProcessBusyWait::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(BusyWait, DEC_SCENE_ITEMS); const FSceneView& View = Context.View; FIntRect SrcRect = View.ViewRect; FIntRect DestRect = View.UnscaledViewRect; const FSceneRenderTargetItem& DestRenderTarget = GSceneRenderTargets.LightAttenuation->GetRenderTargetItem(); // Set the view family's render target/viewport. RHISetRenderTarget(DestRenderTarget.TargetableTexture, FTextureRHIRef()); Context.SetViewportAndCallRHI(DestRect); // set the state RHISetBlendState(TStaticBlendState<>::GetRHI()); RHISetRasterizerState(TStaticRasterizerState<>::GetRHI()); RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI()); TShaderMapRef<FPostProcessVS> VertexShader(GetGlobalShaderMap()); TShaderMapRef<FPostProcessBusyWaitPS> PixelShader(GetGlobalShaderMap()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetPS(Context); // Draw a quad mapping scene color to the view's render target DrawRectangle( 0, 0, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestRect.Size(), SrcRect.Size(), EDRF_UseTriangleOptimization); RHICopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void FSceneView::DeprojectScreenToWorld(const FVector2D& ScreenPos, const FIntRect& ViewRect, const FMatrix& InvViewMatrix, const FMatrix& InvProjectionMatrix, FVector& out_WorldOrigin, FVector& out_WorldDirection) { int32 PixelX = FMath::TruncToInt(ScreenPos.X); int32 PixelY = FMath::TruncToInt(ScreenPos.Y); // Get the eye position and direction of the mouse cursor in two stages (inverse transform projection, then inverse transform view). // This avoids the numerical instability that occurs when a view matrix with large translation is composed with a projection matrix // Get the pixel coordinates into 0..1 normalized coordinates within the constrained view rectangle const float NormalizedX = (PixelX - ViewRect.Min.X) / ((float)ViewRect.Width()); const float NormalizedY = (PixelY - ViewRect.Min.Y) / ((float)ViewRect.Height()); // Get the pixel coordinates into -1..1 projection space const float ScreenSpaceX = (NormalizedX - 0.5f) * 2.0f; const float ScreenSpaceY = ((1.0f - NormalizedY) - 0.5f) * 2.0f; // The start of the raytrace is defined to be at mousex,mousey,1 in projection space (z=1 is near, z=0 is far - this gives us better precision) // To get the direction of the raytrace we need to use any z between the near and the far plane, so let's use (mousex, mousey, 0.5) const FVector4 RayStartProjectionSpace = FVector4(ScreenSpaceX, ScreenSpaceY, 1.0f, 1.0f); const FVector4 RayEndProjectionSpace = FVector4(ScreenSpaceX, ScreenSpaceY, 0.5f, 1.0f); // Projection (changing the W coordinate) is not handled by the FMatrix transforms that work with vectors, so multiplications // by the projection matrix should use homogeneous coordinates (i.e. FPlane). const FVector4 HGRayStartViewSpace = InvProjectionMatrix.TransformFVector4(RayStartProjectionSpace); const FVector4 HGRayEndViewSpace = InvProjectionMatrix.TransformFVector4(RayEndProjectionSpace); FVector RayStartViewSpace(HGRayStartViewSpace.X, HGRayStartViewSpace.Y, HGRayStartViewSpace.Z); FVector RayEndViewSpace(HGRayEndViewSpace.X, HGRayEndViewSpace.Y, HGRayEndViewSpace.Z); // divide vectors by W to undo any projection and get the 3-space coordinate if (HGRayStartViewSpace.W != 0.0f) { RayStartViewSpace /= HGRayStartViewSpace.W; } if (HGRayEndViewSpace.W != 0.0f) { RayEndViewSpace /= HGRayEndViewSpace.W; } FVector RayDirViewSpace = RayEndViewSpace - RayStartViewSpace; RayDirViewSpace = RayDirViewSpace.GetSafeNormal(); // The view transform does not have projection, so we can use the standard functions that deal with vectors and normals (normals // are vectors that do not use the translational part of a rotation/translation) const FVector RayStartWorldSpace = InvViewMatrix.TransformPosition(RayStartViewSpace); const FVector RayDirWorldSpace = InvViewMatrix.TransformVector(RayDirViewSpace); // Finally, store the results in the hitcheck inputs. The start position is the eye, and the end position // is the eye plus a long distance in the direction the mouse is pointing. out_WorldOrigin = RayStartWorldSpace; out_WorldDirection = RayDirWorldSpace.GetSafeNormal(); }
void DrawClearQuadMRT( FRHICommandList& RHICmdList, ERHIFeatureLevel::Type FeatureLevel, bool bClearColor, int32 NumClearColors, const FLinearColor* ClearColorArray, bool bClearDepth, float Depth, bool bClearStencil, uint32 Stencil, FIntPoint ViewSize, FIntRect ExcludeRect ) { ClearQuadSetup( RHICmdList, FeatureLevel, bClearColor, NumClearColors, ClearColorArray, bClearDepth, Depth, bClearStencil, Stencil ); // Draw a fullscreen quad if(ExcludeRect.Width() > 0 && ExcludeRect.Height() > 0) { // with a hole in it FVector4 OuterVertices[4]; OuterVertices[0].Set( -1.0f, 1.0f, Depth, 1.0f ); OuterVertices[1].Set( 1.0f, 1.0f, Depth, 1.0f ); OuterVertices[2].Set( 1.0f, -1.0f, Depth, 1.0f ); OuterVertices[3].Set( -1.0f, -1.0f, Depth, 1.0f ); float InvViewWidth = 1.0f / ViewSize.X; float InvViewHeight = 1.0f / ViewSize.Y; FVector4 FractionRect = FVector4(ExcludeRect.Min.X * InvViewWidth, ExcludeRect.Min.Y * InvViewHeight, (ExcludeRect.Max.X - 1) * InvViewWidth, (ExcludeRect.Max.Y - 1) * InvViewHeight); FVector4 InnerVertices[4]; InnerVertices[0].Set( FMath::Lerp(-1.0f, 1.0f, FractionRect.X), FMath::Lerp(1.0f, -1.0f, FractionRect.Y), Depth, 1.0f ); InnerVertices[1].Set( FMath::Lerp(-1.0f, 1.0f, FractionRect.Z), FMath::Lerp(1.0f, -1.0f, FractionRect.Y), Depth, 1.0f ); InnerVertices[2].Set( FMath::Lerp(-1.0f, 1.0f, FractionRect.Z), FMath::Lerp(1.0f, -1.0f, FractionRect.W), Depth, 1.0f ); InnerVertices[3].Set( FMath::Lerp(-1.0f, 1.0f, FractionRect.X), FMath::Lerp(1.0f, -1.0f, FractionRect.W), Depth, 1.0f ); FVector4 Vertices[10]; Vertices[0] = OuterVertices[0]; Vertices[1] = InnerVertices[0]; Vertices[2] = OuterVertices[1]; Vertices[3] = InnerVertices[1]; Vertices[4] = OuterVertices[2]; Vertices[5] = InnerVertices[2]; Vertices[6] = OuterVertices[3]; Vertices[7] = InnerVertices[3]; Vertices[8] = OuterVertices[0]; Vertices[9] = InnerVertices[0]; DrawPrimitiveUP(RHICmdList, PT_TriangleStrip, 8, Vertices, sizeof(Vertices[0]) ); } else { // without a hole FVector4 Vertices[4]; Vertices[0].Set( -1.0f, 1.0f, Depth, 1.0f ); Vertices[1].Set( 1.0f, 1.0f, Depth, 1.0f ); Vertices[2].Set( -1.0f, -1.0f, Depth, 1.0f ); Vertices[3].Set( 1.0f, -1.0f, Depth, 1.0f ); DrawPrimitiveUP(RHICmdList, PT_TriangleStrip, 2, Vertices, sizeof(Vertices[0])); } }
void FRCPassPostProcessBokehDOFRecombine::Process(FRenderingCompositePassContext& Context) { uint32 Method = 2; FRenderingCompositeOutputRef* Input1 = GetInput(ePId_Input1); if(Input1 && Input1->GetPass()) { if(GetInput(ePId_Input2)->GetPass()) { Method = 3; } else { Method = 1; } } else { check(GetInput(ePId_Input2)->GetPass()); } FSceneRenderTargets& SceneContext = FSceneRenderTargets::Get(Context.RHICmdList); FIntPoint OutScaledSize; float OutScale; SceneContext.GetSeparateTranslucencyDimensions(OutScaledSize, OutScale); const bool bUseNearestDepthNeighborUpsample = CVarSeparateTranslucencyUpsampleMode.GetValueOnRenderThread() != 0 && FMath::Abs(OutScale - .5f) < .001f; if (Method != 1 && bUseNearestDepthNeighborUpsample) { Method += 2; } const FSceneView& View = Context.View; SCOPED_DRAW_EVENTF(Context.RHICmdList, BokehDOFRecombine, TEXT("BokehDOFRecombine#%d %dx%d"), Method, View.ViewRect.Width(), View.ViewRect.Height()); const FPooledRenderTargetDesc* InputDesc0 = GetInputDesc(ePId_Input0); const FPooledRenderTargetDesc* InputDesc1 = GetInputDesc(ePId_Input1); FIntPoint TexSize = InputDesc1 ? InputDesc1->Extent : InputDesc0->Extent; // usually 1, 2, 4 or 8 uint32 ScaleToFullRes = FSceneRenderTargets::Get(Context.RHICmdList).GetBufferSizeXY().X / TexSize.X; FIntRect HalfResViewRect = FIntRect::DivideAndRoundUp(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()); switch(Method) { case 1: SetShader<1>(Context); break; case 2: SetShader<2>(Context); break; case 3: SetShader<3>(Context); break; case 4: SetShader<4>(Context); break; case 5: SetShader<5>(Context); break; default: check(0); } TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap()); 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()); }
void FTileSetEditorViewportClient::Draw(FViewport* InViewport, FCanvas* Canvas) { // Clear the viewport Canvas->Clear(GetBackgroundColor()); // Can only proceed if we have a valid tile set UPaperTileSet* TileSet = TileSetBeingEdited.Get(); if (TileSet == nullptr) { return; } if (UTexture2D* Texture = TileSet->GetTileSheetTexture()) { const bool bUseTranslucentBlend = Texture->HasAlphaChannel(); // Fully stream in the texture before drawing it. Texture->SetForceMipLevelsToBeResident(30.0f); Texture->WaitForStreaming(); FLinearColor TextureDrawColor = FLinearColor::White; { // Draw the tile sheet texture const float XPos = -ZoomPos.X * ZoomAmount; const float YPos = -ZoomPos.Y * ZoomAmount; const float Width = Texture->GetSurfaceWidth() * ZoomAmount; const float Height = Texture->GetSurfaceHeight() * ZoomAmount; Canvas->DrawTile(XPos, YPos, Width, Height, 0.0f, 0.0f, 1.0f, 1.0f, TextureDrawColor, Texture->Resource, bUseTranslucentBlend); } const FLinearColor BorderRectangleColor(0.3f, 0.3f, 0.3f, 1.0f); { const FIntPoint TextureSize = Texture->GetImportedSize(); const FIntMargin BorderSize = TileSet->GetMargin(); const FIntRect TileSetRegion(BorderSize.Left, BorderSize.Top, TextureSize.X - BorderSize.Right, TextureSize.Y - BorderSize.Bottom); const float X = (TileSetRegion.Min.X - ZoomPos.X) * ZoomAmount; const float Y = (TileSetRegion.Min.Y - ZoomPos.Y) * ZoomAmount; const float W = TileSetRegion.Width() * ZoomAmount; const float H = TileSetRegion.Height() * ZoomAmount; FCanvasBoxItem BoxItem(FVector2D(X, Y), FVector2D(W, H)); BoxItem.SetColor(BorderRectangleColor); Canvas->DrawItem(BoxItem); } if (bShowTilesWithCollision || bShowTilesWithMetaData) { // Draw an overlay rectangle on top of any tiles that have collision or metadata geometry const int32 NumTiles = TileSet->GetTileCount(); const FLinearColor CollisionOverlayColor(0.0f, 0.7f, 1.0f, 0.5f); const FLinearColor MetaDataOverlayColor(1.0f, 0.2f, 0.0f, 0.5f); const FLinearColor InfoOverlayColor = bShowTilesWithCollision ? CollisionOverlayColor : MetaDataOverlayColor; const FIntPoint TileSetTileSize(TileSet->GetTileSize()); const float Width = (TileSetTileSize.X - 2) * ZoomAmount; const float Height = (TileSetTileSize.Y - 2) * ZoomAmount; for (int32 TileIndex = 0; TileIndex < NumTiles; ++TileIndex) { if (const FPaperTileMetadata* TileMetadata = TileSet->GetTileMetadata(TileIndex)) { const bool bShowDueToCollision = TileMetadata->HasCollision() && bShowTilesWithCollision; const bool bShowDueToMetaData = TileMetadata->HasMetaData() && bShowTilesWithMetaData; if (bShowDueToCollision || bShowDueToMetaData) { FVector2D TileUV; TileSet->GetTileUV(TileIndex, /*out*/ TileUV); const float XPos = (TileUV.X + 1 - ZoomPos.X) * ZoomAmount; const float YPos = (TileUV.Y + 1 - ZoomPos.Y) * ZoomAmount; Canvas->DrawTile(XPos, YPos, Width, Height, 0.0f, 0.0f, 1.0f, 1.0f, InfoOverlayColor, GWhiteTexture, /*bUseTranslucentBlend=*/ true); } } } } } // Overlay the selection rectangles DrawSelectionRectangles(InViewport, Canvas); if (bHasValidPaintRectangle) { const FViewportSelectionRectangle& Rect = ValidPaintRectangle; const float X = (Rect.TopLeft.X - ZoomPos.X) * ZoomAmount; const float Y = (Rect.TopLeft.Y - ZoomPos.Y) * ZoomAmount; const float W = Rect.Dimensions.X * ZoomAmount; const float H = Rect.Dimensions.Y * ZoomAmount; FCanvasBoxItem BoxItem(FVector2D(X, Y), FVector2D(W, H)); BoxItem.SetColor(Rect.Color); Canvas->DrawItem(BoxItem); } if (CurrentSelectedTileIndex != INDEX_NONE) { const FString TileIndexString = FString::Printf(TEXT("Tile# %d"), CurrentSelectedTileIndex); int32 XL; int32 YL; StringSize(GEngine->GetLargeFont(), XL, YL, *TileIndexString); const float DrawX = 4.0f; const float DrawY = FMath::FloorToFloat(InViewport->GetSizeXY().Y - YL - 4.0f); Canvas->DrawShadowedString(DrawX, DrawY, *TileIndexString, GEngine->GetLargeFont(), FLinearColor::White); } }
void FEditorLiveStreaming::StartBroadcastingEditor() { if( !IsBroadcastingEditor() && IsLiveStreamingAvailable() ) { // Select a live streaming service { static const FName LiveStreamingFeatureName( "LiveStreaming" ); LiveStreamer = &IModularFeatures::Get().GetModularFeature<ILiveStreamingService>( LiveStreamingFeatureName ); } // Register to find out about status changes LiveStreamer->OnStatusChanged().AddRaw( this, &FEditorLiveStreaming::BroadcastStatusCallback ); // @todo livestream: Allow connection to chat independently from broadcasting? (see removing delegate too) LiveStreamer->OnChatMessage().AddRaw( this, &FEditorLiveStreaming::OnChatMessage ); // Tell our live streaming plugin to start broadcasting { const auto& Settings = *GetDefault< UEditorLiveStreamingSettings >(); FSlateRenderer* SlateRenderer = FSlateApplication::Get().GetRenderer().Get(); const FIntRect VirtualScreen = SlateRenderer->SetupVirtualScreenBuffer( Settings.bPrimaryMonitorOnly, Settings.ScreenScaling, LiveStreamer ); bIsBroadcasting = true; SubmittedVideoFrameCount = 0; // @todo livestream: What about if virtual screen size changes while we are still broadcasting? For example, if the user changes their // desktop resolution while the editor is running. We'd need to stop and restart the broadcast. FBroadcastConfig BroadcastConfig; BroadcastConfig.VideoBufferWidth = VirtualScreen.Width(); BroadcastConfig.VideoBufferHeight = VirtualScreen.Height(); BroadcastConfig.FramesPerSecond = Settings.FrameRate; BroadcastConfig.PixelFormat = FBroadcastConfig::EBroadcastPixelFormat::R8G8B8A8; BroadcastConfig.bCaptureAudioFromComputer = Settings.bCaptureAudioFromComputer; BroadcastConfig.bCaptureAudioFromMicrophone = Settings.bCaptureAudioFromMicrophone; LiveStreamer->StartBroadcasting( BroadcastConfig ); if( Settings.bEnableWebCam ) { FWebCamConfig WebCamConfig; switch( Settings.WebCamResolution ) { case EEditorLiveStreamingWebCamResolution::Normal_320x240: WebCamConfig.DesiredWebCamWidth = 320; WebCamConfig.DesiredWebCamHeight = 240; break; case EEditorLiveStreamingWebCamResolution::Wide_320x180: WebCamConfig.DesiredWebCamWidth = 320; WebCamConfig.DesiredWebCamHeight = 180; break; case EEditorLiveStreamingWebCamResolution::Normal_640x480: WebCamConfig.DesiredWebCamWidth = 640; WebCamConfig.DesiredWebCamHeight = 480; break; case EEditorLiveStreamingWebCamResolution::Wide_640x360: WebCamConfig.DesiredWebCamWidth = 640; WebCamConfig.DesiredWebCamHeight = 360; break; case EEditorLiveStreamingWebCamResolution::Normal_800x600: WebCamConfig.DesiredWebCamWidth = 800; WebCamConfig.DesiredWebCamHeight = 600; break; case EEditorLiveStreamingWebCamResolution::Wide_800x450: WebCamConfig.DesiredWebCamWidth = 800; WebCamConfig.DesiredWebCamHeight = 450; break; case EEditorLiveStreamingWebCamResolution::Normal_1024x768: WebCamConfig.DesiredWebCamWidth = 1024; WebCamConfig.DesiredWebCamHeight = 768; break; case EEditorLiveStreamingWebCamResolution::Wide_1024x576: WebCamConfig.DesiredWebCamWidth = 1024; WebCamConfig.DesiredWebCamHeight = 576; break; case EEditorLiveStreamingWebCamResolution::Normal_1080x810: WebCamConfig.DesiredWebCamWidth = 1080; WebCamConfig.DesiredWebCamHeight = 810; break; case EEditorLiveStreamingWebCamResolution::Wide_1080x720: WebCamConfig.DesiredWebCamWidth = 1080; WebCamConfig.DesiredWebCamHeight = 720; break; case EEditorLiveStreamingWebCamResolution::Normal_1280x960: WebCamConfig.DesiredWebCamWidth = 1280; WebCamConfig.DesiredWebCamHeight = 960; break; case EEditorLiveStreamingWebCamResolution::Wide_1280x720: WebCamConfig.DesiredWebCamWidth = 1280; WebCamConfig.DesiredWebCamHeight = 720; break; case EEditorLiveStreamingWebCamResolution::Normal_1920x1440: WebCamConfig.DesiredWebCamWidth = 1920; WebCamConfig.DesiredWebCamHeight = 1440; break; case EEditorLiveStreamingWebCamResolution::Wide_1920x1080: WebCamConfig.DesiredWebCamWidth = 1920; WebCamConfig.DesiredWebCamHeight = 1080; break; default: check(0); break; } // @todo livestream: Allow web cam to be started/stopped independently from the broadcast itself, so users can setup their web cam LiveStreamer->StartWebCam( WebCamConfig ); } } } }
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()); }
void FRCPassPostProcessVisualizeBuffer::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(VisualizeBuffer, DEC_SCENE_ITEMS); 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); 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. RHISetRenderTarget(DestRenderTarget.TargetableTexture, FTextureRHIRef()); Context.SetViewportAndCallRHI(DestRect); // set the state RHISetBlendState(TStaticBlendState<>::GetRHI()); RHISetRasterizerState(TStaticRasterizerState<>::GetRHI()); RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI()); SetShaderTempl<false>(Context); // Draw a quad mapping scene color to the view's render target DrawRectangle( 0, 0, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestRect.Size(), SrcSize, EDRF_UseTriangleOptimization); // Now draw the requested tiles into the grid TShaderMapRef<FPostProcessVS> VertexShader(GetGlobalShaderMap()); TShaderMapRef<FPostProcessVisualizeBufferPS<true> > PixelShader(GetGlobalShaderMap()); RHISetBlendState(TStaticBlendState<CW_RGB, BO_Add, BF_SourceAlpha, BF_InverseSourceAlpha>::GetRHI()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetPS(Context); // Track the name and position of each tile we draw so we can write text labels over them struct LabelRecord { FString Label; int32 LocationX; int32 LocationY; }; TArray<LabelRecord> Labels; const int32 MaxTilesX = 4; const int32 MaxTilesY = 4; const int32 TileWidth = DestRect.Width() / MaxTilesX; const int32 TileHeight = DestRect.Height() / MaxTilesY; int32 CurrentTileIndex = 0; for (TArray<TileData>::TConstIterator It = Tiles.CreateConstIterator(); It; ++It, ++CurrentTileIndex) { FRenderingCompositeOutputRef Tile = It->Source; if (Tile.IsValid()) { FTextureRHIRef Texture = Tile.GetOutput()->PooledRenderTarget->GetRenderTargetItem().TargetableTexture; int32 TileX = CurrentTileIndex % MaxTilesX; int32 TileY = CurrentTileIndex / MaxTilesX; PixelShader->SetSourceTexture(Texture); DrawRectangle( TileX * TileWidth, TileY * TileHeight, TileWidth, TileHeight, SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestRect.Size(), SrcSize, EDRF_Default); Labels.Add(LabelRecord()); Labels.Last().Label = It->Name; Labels.Last().LocationX = 8 + TileX * TileWidth; Labels.Last().LocationY = (TileY + 1) * TileHeight - 19; } } // Draw tile labels // 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); FLinearColor LabelColor(1, 1, 0); for (auto It = Labels.CreateConstIterator(); It; ++It) { Canvas.DrawShadowedString(It->LocationX, It->LocationY, *It->Label, GetStatsFont(), LabelColor); } Canvas.Flush(); RHICopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void FRCPassPostProcessVisualizeHDR::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(PostProcessVisualizeHDR, DEC_SCENE_ITEMS); 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); 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. RHISetRenderTarget(DestRenderTarget.TargetableTexture, FTextureRHIRef()); Context.SetViewportAndCallRHI(DestRect); // set the state RHISetBlendState(TStaticBlendState<>::GetRHI()); RHISetRasterizerState(TStaticRasterizerState<>::GetRHI()); RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI()); TShaderMapRef<FPostProcessVS> VertexShader(GetGlobalShaderMap()); TShaderMapRef<FPostProcessVisualizeHDRPS> PixelShader(GetGlobalShaderMap()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetPS(Context); // Draw a quad mapping scene color to the view's render target DrawRectangle( DestRect.Min.X, DestRect.Min.Y, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestRect.Size(), SrcSize, 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); float X = 30; float Y = 8; const float YStep = 14; const float ColumnWidth = 250; FString Line; Line = FString::Printf(TEXT("HDR Histogram (Logarithmic, max of RGB)")); Canvas.DrawShadowedString( X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1)); Y += 160; float MinX = 64 + 10; float MaxY = View.ViewRect.Max.Y - 64; float SizeX = View.ViewRect.Size().X - 64 * 2 - 20; for(uint32 i = 0; i <= 4; ++i) { int XAdd = (int)(i * SizeX / 4); float HistogramPosition = i / 4.0f; float LogValue = FMath::Lerp(View.FinalPostProcessSettings.HistogramLogMin, View.FinalPostProcessSettings.HistogramLogMax, HistogramPosition); Line = FString::Printf(TEXT("%.2g"), LogValue); Canvas.DrawShadowedString( MinX + XAdd - 5, MaxY, *Line, GetStatsFont(), FLinearColor(1, 0.3f, 0.3f)); Line = LogToString(LogValue); Canvas.DrawShadowedString( MinX + XAdd - 5, MaxY + YStep, *Line, GetStatsFont(), FLinearColor(0.3f, 0.3f, 1)); } Y += 3 * YStep; Line = FString::Printf(TEXT("%g%% .. %g%%"), View.FinalPostProcessSettings.AutoExposureLowPercent, View.FinalPostProcessSettings.AutoExposureHighPercent); Canvas.DrawShadowedString( X, Y += YStep, TEXT("EyeAdaptationPercent Low/High:"), GetStatsFont(), FLinearColor(1, 1, 1)); Canvas.DrawShadowedString( X + ColumnWidth, Y, *Line, GetStatsFont(), FLinearColor(1, 1, 1)); Line = FString::Printf(TEXT("%g .. %g"), View.FinalPostProcessSettings.AutoExposureMinBrightness, View.FinalPostProcessSettings.AutoExposureMaxBrightness); Canvas.DrawShadowedString( X, Y += YStep, TEXT("EyeAdaptationBrightness Min/Max:"), GetStatsFont(), FLinearColor(1, 1, 1)); Canvas.DrawShadowedString( X + ColumnWidth, Y, *Line, GetStatsFont(), FLinearColor(0.3f, 0.3f, 1)); Line = FString::Printf(TEXT("%g / %g"), View.FinalPostProcessSettings.AutoExposureSpeedUp, View.FinalPostProcessSettings.AutoExposureSpeedDown); Canvas.DrawShadowedString( X, Y += YStep, TEXT("EyeAdaptionSpeed Up/Down:"), GetStatsFont(), FLinearColor(1, 1, 1)); Canvas.DrawShadowedString( X + ColumnWidth, Y, *Line, GetStatsFont(), FLinearColor(1, 1, 1)); Line = FString::Printf(TEXT("%g"), View.FinalPostProcessSettings.AutoExposureBias); Canvas.DrawShadowedString( X, Y += YStep, TEXT("Exposure Offset: "), GetStatsFont(), FLinearColor(1, 1, 1)); Canvas.DrawShadowedString( X + ColumnWidth, Y, *Line, GetStatsFont(), FLinearColor(1, 0.3f, 0.3f)); Line = FString::Printf(TEXT("%g .. %g (log2)"), View.FinalPostProcessSettings.HistogramLogMin, View.FinalPostProcessSettings.HistogramLogMax); Canvas.DrawShadowedString( X, Y += YStep, TEXT("HistogramLog Min/Max:"), GetStatsFont(), FLinearColor(1, 1, 1)); Canvas.DrawShadowedString( X + ColumnWidth, Y, *Line, GetStatsFont(), FLinearColor(1, 0.3f, 0.3f)); Line = FString::Printf(TEXT("%s .. %s (Value)"), *LogToString(View.FinalPostProcessSettings.HistogramLogMin), *LogToString(View.FinalPostProcessSettings.HistogramLogMax)); Canvas.DrawShadowedString( X + ColumnWidth, Y+= YStep, *Line, GetStatsFont(), FLinearColor(0.3f, 0.3f, 1)); Canvas.Flush(); RHICopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void UOffAxisGameViewportClient::Draw(FViewport* InViewport, FCanvas* SceneCanvas) { //Valid SceneCanvas is required. Make this explicit. check(SceneCanvas); FCanvas* DebugCanvas = InViewport->GetDebugCanvas(); // Create a temporary canvas if there isn't already one. static FName CanvasObjectName(TEXT("CanvasObject")); UCanvas* CanvasObject = GetCanvasByName(CanvasObjectName); CanvasObject->Canvas = SceneCanvas; // Create temp debug canvas object static FName DebugCanvasObjectName(TEXT("DebugCanvasObject")); UCanvas* DebugCanvasObject = GetCanvasByName(DebugCanvasObjectName); DebugCanvasObject->Canvas = DebugCanvas; DebugCanvasObject->Init(InViewport->GetSizeXY().X, InViewport->GetSizeXY().Y, NULL); const bool bScaledToRenderTarget = GEngine->HMDDevice.IsValid() && GEngine->IsStereoscopic3D(InViewport); if (bScaledToRenderTarget) { // Allow HMD to modify screen settings GEngine->HMDDevice->UpdateScreenSettings(Viewport); } if (DebugCanvas) { DebugCanvas->SetScaledToRenderTarget(bScaledToRenderTarget); } if (SceneCanvas) { SceneCanvas->SetScaledToRenderTarget(bScaledToRenderTarget); } bool bUIDisableWorldRendering = false; FViewElementDrawer GameViewDrawer; // create the view family for rendering the world scene to the viewport's render target FSceneViewFamilyContext ViewFamily(FSceneViewFamily::ConstructionValues( InViewport, GetWorld()->Scene, EngineShowFlags) .SetRealtimeUpdate(true)); // Allow HMD to modify the view later, just before rendering if (GEngine->HMDDevice.IsValid() && GEngine->IsStereoscopic3D(InViewport)) { ISceneViewExtension* HmdViewExt = GEngine->HMDDevice->GetViewExtension(); if (HmdViewExt) { ViewFamily.ViewExtensions.Add(HmdViewExt); HmdViewExt->ModifyShowFlags(ViewFamily.EngineShowFlags); } } ESplitScreenType::Type SplitScreenConfig = GetCurrentSplitscreenConfiguration(); EngineShowFlagOverride(ESFIM_Game, (EViewModeIndex)ViewModeIndex, ViewFamily.EngineShowFlags, NAME_None, SplitScreenConfig != ESplitScreenType::None); TMap<ULocalPlayer*, FSceneView*> PlayerViewMap; FAudioDevice* AudioDevice = GEngine->GetAudioDevice(); bool bReverbSettingsFound = false; FReverbSettings ReverbSettings; class AAudioVolume* AudioVolume = nullptr; for (FConstPlayerControllerIterator Iterator = GetWorld()->GetPlayerControllerIterator(); Iterator; ++Iterator) { APlayerController* PlayerController = *Iterator; if (PlayerController) { ULocalPlayer* LocalPlayer = Cast<ULocalPlayer>(PlayerController->Player); if (LocalPlayer) { const bool bEnableStereo = GEngine->IsStereoscopic3D(InViewport); int32 NumViews = bEnableStereo ? 2 : 1; for (int i = 0; i < NumViews; ++i) { // Calculate the player's view information. FVector ViewLocation; FRotator ViewRotation; EStereoscopicPass PassType = !bEnableStereo ? eSSP_FULL : ((i == 0) ? eSSP_LEFT_EYE : eSSP_RIGHT_EYE); FSceneView* View = LocalPlayer->CalcSceneView(&ViewFamily, ViewLocation, ViewRotation, InViewport, &GameViewDrawer, PassType); if (mOffAxisMatrixSetted) UpdateProjectionMatrix(View, mOffAxisMatrix); if (View) { if (View->Family->EngineShowFlags.Wireframe) { // Wireframe color is emissive-only, and mesh-modifying materials do not use material substitution, hence... View->DiffuseOverrideParameter = FVector4(0.f, 0.f, 0.f, 0.f); View->SpecularOverrideParameter = FVector4(0.f, 0.f, 0.f, 0.f); } else if (View->Family->EngineShowFlags.OverrideDiffuseAndSpecular) { View->DiffuseOverrideParameter = FVector4(GEngine->LightingOnlyBrightness.R, GEngine->LightingOnlyBrightness.G, GEngine->LightingOnlyBrightness.B, 0.0f); View->SpecularOverrideParameter = FVector4(.1f, .1f, .1f, 0.0f); } else if (View->Family->EngineShowFlags.ReflectionOverride) { View->DiffuseOverrideParameter = FVector4(0.f, 0.f, 0.f, 0.f); View->SpecularOverrideParameter = FVector4(1, 1, 1, 0.0f); View->NormalOverrideParameter = FVector4(0, 0, 1, 0.0f); View->RoughnessOverrideParameter = FVector2D(0.0f, 0.0f); } if (!View->Family->EngineShowFlags.Diffuse) { View->DiffuseOverrideParameter = FVector4(0.f, 0.f, 0.f, 0.f); } if (!View->Family->EngineShowFlags.Specular) { View->SpecularOverrideParameter = FVector4(0.f, 0.f, 0.f, 0.f); } View->CameraConstrainedViewRect = View->UnscaledViewRect; // If this is the primary drawing pass, update things that depend on the view location if (i == 0) { // Save the location of the view. LocalPlayer->LastViewLocation = ViewLocation; PlayerViewMap.Add(LocalPlayer, View); // Update the listener. if (AudioDevice != NULL) { FVector Location; FVector ProjFront; FVector ProjRight; PlayerController->GetAudioListenerPosition(/*out*/ Location, /*out*/ ProjFront, /*out*/ ProjRight); FTransform ListenerTransform(FRotationMatrix::MakeFromXY(ProjFront, ProjRight)); ListenerTransform.SetTranslation(Location); ListenerTransform.NormalizeRotation(); bReverbSettingsFound = true; FReverbSettings PlayerReverbSettings; FInteriorSettings PlayerInteriorSettings; class AAudioVolume* PlayerAudioVolume = GetWorld()->GetAudioSettings(Location, &PlayerReverbSettings, &PlayerInteriorSettings); if (AudioVolume == nullptr || (PlayerAudioVolume != nullptr && PlayerAudioVolume->Priority > AudioVolume->Priority)) { AudioVolume = PlayerAudioVolume; ReverbSettings = PlayerReverbSettings; } uint32 ViewportIndex = PlayerViewMap.Num() - 1; AudioDevice->SetListener(ViewportIndex, ListenerTransform, (View->bCameraCut ? 0.f : GetWorld()->GetDeltaSeconds()), PlayerAudioVolume, PlayerInteriorSettings); } } // Add view information for resource streaming. IStreamingManager::Get().AddViewInformation(View->ViewMatrices.ViewOrigin, View->ViewRect.Width(), View->ViewRect.Width() * View->ViewMatrices.ProjMatrix.M[0][0]); GetWorld()->ViewLocationsRenderedLastFrame.Add(View->ViewMatrices.ViewOrigin); } } } } } if (bReverbSettingsFound) { AudioDevice->SetReverbSettings(AudioVolume, ReverbSettings); } // Update level streaming. GetWorld()->UpdateLevelStreaming(); // Draw the player views. if (!bDisableWorldRendering && !bUIDisableWorldRendering && PlayerViewMap.Num() > 0) { GetRendererModule().BeginRenderingViewFamily(SceneCanvas, &ViewFamily); } // Clear areas of the rendertarget (backbuffer) that aren't drawn over by the views. { // Find largest rectangle bounded by all rendered views. uint32 MinX = InViewport->GetSizeXY().X, MinY = InViewport->GetSizeXY().Y, MaxX = 0, MaxY = 0; uint32 TotalArea = 0; for (int32 ViewIndex = 0; ViewIndex < ViewFamily.Views.Num(); ++ViewIndex) { const FSceneView* View = ViewFamily.Views[ViewIndex]; FIntRect UpscaledViewRect = View->UnscaledViewRect; MinX = FMath::Min<uint32>(UpscaledViewRect.Min.X, MinX); MinY = FMath::Min<uint32>(UpscaledViewRect.Min.Y, MinY); MaxX = FMath::Max<uint32>(UpscaledViewRect.Max.X, MaxX); MaxY = FMath::Max<uint32>(UpscaledViewRect.Max.Y, MaxY); TotalArea += FMath::TruncToInt(UpscaledViewRect.Width()) * FMath::TruncToInt(UpscaledViewRect.Height()); } // To draw black borders around the rendered image (prevents artifacts from post processing passes that read outside of the image e.g. PostProcessAA) { int32 BlackBorders = 0; // FMath::Clamp(CVarSetBlackBordersEnabled.GetValueOnGameThread(), 0, 10); if (ViewFamily.Views.Num() == 1 && BlackBorders) { MinX += BlackBorders; MinY += BlackBorders; MaxX -= BlackBorders; MaxY -= BlackBorders; TotalArea = (MaxX - MinX) * (MaxY - MinY); } } // If the views don't cover the entire bounding rectangle, clear the entire buffer. if (ViewFamily.Views.Num() == 0 || TotalArea != (MaxX - MinX)*(MaxY - MinY) || bDisableWorldRendering) { SceneCanvas->DrawTile(0, 0, InViewport->GetSizeXY().X, InViewport->GetSizeXY().Y, 0.0f, 0.0f, 1.0f, 1.f, FLinearColor::Black, NULL, false); } else { // clear left if (MinX > 0) { SceneCanvas->DrawTile(0, 0, MinX, InViewport->GetSizeXY().Y, 0.0f, 0.0f, 1.0f, 1.f, FLinearColor::Black, NULL, false); } // clear right if (MaxX < (uint32)InViewport->GetSizeXY().X) { SceneCanvas->DrawTile(MaxX, 0, InViewport->GetSizeXY().X, InViewport->GetSizeXY().Y, 0.0f, 0.0f, 1.0f, 1.f, FLinearColor::Black, NULL, false); } // clear top if (MinY > 0) { SceneCanvas->DrawTile(MinX, 0, MaxX, MinY, 0.0f, 0.0f, 1.0f, 1.f, FLinearColor::Black, NULL, false); } // clear bottom if (MaxY < (uint32)InViewport->GetSizeXY().Y) { SceneCanvas->DrawTile(MinX, MaxY, MaxX, InViewport->GetSizeXY().Y, 0.0f, 0.0f, 1.0f, 1.f, FLinearColor::Black, NULL, false); } } } // Remove temporary debug lines. if (GetWorld()->LineBatcher != NULL) { GetWorld()->LineBatcher->Flush(); } if (GetWorld()->ForegroundLineBatcher != NULL) { GetWorld()->ForegroundLineBatcher->Flush(); } // Draw FX debug information. if (GetWorld()->FXSystem) { GetWorld()->FXSystem->DrawDebug(SceneCanvas); } // Render the UI. { //SCOPE_CYCLE_COUNTER(STAT_UIDrawingTime); // render HUD bool bDisplayedSubtitles = false; for (FConstPlayerControllerIterator Iterator = GetWorld()->GetPlayerControllerIterator(); Iterator; ++Iterator) { APlayerController* PlayerController = *Iterator; if (PlayerController) { ULocalPlayer* LocalPlayer = Cast<ULocalPlayer>(PlayerController->Player); if (LocalPlayer) { FSceneView* View = PlayerViewMap.FindRef(LocalPlayer); if (View != NULL) { // rendering to directly to viewport target FVector CanvasOrigin(FMath::TruncToFloat(View->UnscaledViewRect.Min.X), FMath::TruncToInt(View->UnscaledViewRect.Min.Y), 0.f); CanvasObject->Init(View->UnscaledViewRect.Width(), View->UnscaledViewRect.Height(), View); // Set the canvas transform for the player's view rectangle. SceneCanvas->PushAbsoluteTransform(FTranslationMatrix(CanvasOrigin)); CanvasObject->ApplySafeZoneTransform(); // Render the player's HUD. if (PlayerController->MyHUD) { //SCOPE_CYCLE_COUNTER(STAT_HudTime); DebugCanvasObject->SceneView = View; PlayerController->MyHUD->SetCanvas(CanvasObject, DebugCanvasObject); if (GEngine->IsStereoscopic3D(InViewport)) { check(GEngine->StereoRenderingDevice.IsValid()); GEngine->StereoRenderingDevice->PushViewportCanvas(eSSP_LEFT_EYE, SceneCanvas, CanvasObject, Viewport); PlayerController->MyHUD->PostRender(); SceneCanvas->PopTransform(); GEngine->StereoRenderingDevice->PushViewportCanvas(eSSP_RIGHT_EYE, SceneCanvas, CanvasObject, Viewport); PlayerController->MyHUD->PostRender(); SceneCanvas->PopTransform(); // Reset the canvas for rendering to the full viewport. CanvasObject->Reset(); CanvasObject->SizeX = View->UnscaledViewRect.Width(); CanvasObject->SizeY = View->UnscaledViewRect.Height(); CanvasObject->SetView(NULL); CanvasObject->Update(); } else { PlayerController->MyHUD->PostRender(); } // Put these pointers back as if a blueprint breakpoint hits during HUD PostRender they can // have been changed CanvasObject->Canvas = SceneCanvas; DebugCanvasObject->Canvas = DebugCanvas; // A side effect of PostRender is that the playercontroller could be destroyed if (!PlayerController->IsPendingKill()) { PlayerController->MyHUD->SetCanvas(NULL, NULL); } } if (DebugCanvas != NULL) { DebugCanvas->PushAbsoluteTransform(FTranslationMatrix(CanvasOrigin)); UDebugDrawService::Draw(ViewFamily.EngineShowFlags, InViewport, View, DebugCanvas); DebugCanvas->PopTransform(); } CanvasObject->PopSafeZoneTransform(); SceneCanvas->PopTransform(); // draw subtitles if (!bDisplayedSubtitles) { FVector2D MinPos(0.f, 0.f); FVector2D MaxPos(1.f, 1.f); GetSubtitleRegion(MinPos, MaxPos); uint32 SizeX = SceneCanvas->GetRenderTarget()->GetSizeXY().X; uint32 SizeY = SceneCanvas->GetRenderTarget()->GetSizeXY().Y; FIntRect SubtitleRegion(FMath::TruncToInt(SizeX * MinPos.X), FMath::TruncToInt(SizeY * MinPos.Y), FMath::TruncToInt(SizeX * MaxPos.X), FMath::TruncToInt(SizeY * MaxPos.Y)); // We need a world to do this FSubtitleManager::GetSubtitleManager()->DisplaySubtitles(SceneCanvas, SubtitleRegion, GetWorld()->GetAudioTimeSeconds()); } } } } } //ensure canvas has been flushed before rendering UI SceneCanvas->Flush_GameThread(); if (DebugCanvas != NULL) { DebugCanvas->Flush_GameThread(); } // Allow the viewport to render additional stuff PostRender(DebugCanvasObject); // Render the console. if (ViewportConsole) { if (GEngine->IsStereoscopic3D(InViewport)) { GEngine->StereoRenderingDevice->PushViewportCanvas(eSSP_LEFT_EYE, DebugCanvas, DebugCanvasObject, Viewport); ViewportConsole->PostRender_Console(DebugCanvasObject); #if !UE_BUILD_SHIPPING if (DebugCanvas != NULL && GEngine->HMDDevice.IsValid()) { GEngine->HMDDevice->DrawDebug(DebugCanvasObject, eSSP_LEFT_EYE); } #endif DebugCanvas->PopTransform(); GEngine->StereoRenderingDevice->PushViewportCanvas(eSSP_RIGHT_EYE, DebugCanvas, DebugCanvasObject, Viewport); ViewportConsole->PostRender_Console(DebugCanvasObject); #if !UE_BUILD_SHIPPING if (DebugCanvas != NULL && GEngine->HMDDevice.IsValid()) { GEngine->HMDDevice->DrawDebug(DebugCanvasObject, eSSP_RIGHT_EYE); } #endif DebugCanvas->PopTransform(); // Reset the canvas for rendering to the full viewport. DebugCanvasObject->Reset(); DebugCanvasObject->SizeX = Viewport->GetSizeXY().X; DebugCanvasObject->SizeY = Viewport->GetSizeXY().Y; DebugCanvasObject->SetView(NULL); DebugCanvasObject->Update(); } else { ViewportConsole->PostRender_Console(DebugCanvasObject); } } } // Grab the player camera location and orientation so we can pass that along to the stats drawing code. FVector PlayerCameraLocation = FVector::ZeroVector; FRotator PlayerCameraRotation = FRotator::ZeroRotator; { for (FConstPlayerControllerIterator Iterator = GetWorld()->GetPlayerControllerIterator(); Iterator; ++Iterator) { (*Iterator)->GetPlayerViewPoint(PlayerCameraLocation, PlayerCameraRotation); } } if (GEngine->IsStereoscopic3D(InViewport)) { GEngine->StereoRenderingDevice->PushViewportCanvas(eSSP_LEFT_EYE, DebugCanvas, DebugCanvasObject, InViewport); DrawStatsHUD(GetWorld(), InViewport, DebugCanvas, DebugCanvasObject, DebugProperties, PlayerCameraLocation, PlayerCameraRotation); DebugCanvas->PopTransform(); GEngine->StereoRenderingDevice->PushViewportCanvas(eSSP_RIGHT_EYE, DebugCanvas, DebugCanvasObject, InViewport); DrawStatsHUD(GetWorld(), InViewport, DebugCanvas, DebugCanvasObject, DebugProperties, PlayerCameraLocation, PlayerCameraRotation); DebugCanvas->PopTransform(); // Reset the canvas for rendering to the full viewport. DebugCanvasObject->Reset(); DebugCanvasObject->SizeX = Viewport->GetSizeXY().X; DebugCanvasObject->SizeY = Viewport->GetSizeXY().Y; DebugCanvasObject->SetView(NULL); DebugCanvasObject->Update(); #if !UE_BUILD_SHIPPING if (GEngine->HMDDevice.IsValid()) { GEngine->HMDDevice->DrawDebug(DebugCanvasObject, eSSP_FULL); } #endif } else { DrawStatsHUD(GetWorld(), InViewport, DebugCanvas, DebugCanvasObject, DebugProperties, PlayerCameraLocation, PlayerCameraRotation); } }
void FRCPassPostProcessMotionBlurSetup::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(MotionBlurSetup, DEC_SCENE_ITEMS); 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; // e.g. 4 means the input texture is 4x smaller than the buffer size uint32 ScaleFactor = GSceneRenderTargets.GetBufferSizeXY().X / SrcSize.X; FIntRect SrcRect = View.ViewRect / ScaleFactor; // Viewport size not even also causes issue FIntRect DestRect = FIntRect::DivideAndRoundUp(SrcRect, 2); const FSceneRenderTargetItem& DestRenderTarget0 = PassOutputs[0].RequestSurface(Context); const FSceneRenderTargetItem& DestRenderTarget1 = PassOutputs[1].RequestSurface(Context); // Set the view family's render target/viewport. FTextureRHIParamRef RenderTargets[] = { DestRenderTarget0.TargetableTexture, DestRenderTarget1.TargetableTexture }; RHISetRenderTargets( ARRAY_COUNT(RenderTargets), RenderTargets, FTextureRHIParamRef(), 0, NULL ); // is optimized away if possible (RT size=view size, ) FLinearColor ClearColors[2] = {FLinearColor(0,0,0,0), FLinearColor(0,0,0,0)}; RHIClearMRT(true, 2, ClearColors, false, 1.0f, false, 0, DestRect); Context.SetViewportAndCallRHI(0, 0, 0.0f, DestSize.X, DestSize.Y, 1.0f ); // set the state RHISetBlendState(TStaticBlendState<>::GetRHI()); RHISetRasterizerState(TStaticRasterizerState<>::GetRHI()); RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI()); { TShaderMapRef<FPostProcessVS> VertexShader(GetGlobalShaderMap()); TShaderMapRef<FPostProcessMotionBlurSetupPS > PixelShader(GetGlobalShaderMap()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetParameters(Context); VertexShader->SetParameters(Context); } // Draw a quad mapping scene color to the view's render target DrawRectangle( DestRect.Min.X, DestRect.Min.Y, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestSize, SrcSize, EDRF_UseTriangleOptimization); RHICopyToResolveTarget(DestRenderTarget0.TargetableTexture, DestRenderTarget0.ShaderResourceTexture, false, FResolveParams()); RHICopyToResolveTarget(DestRenderTarget1.TargetableTexture, DestRenderTarget1.ShaderResourceTexture, false, FResolveParams()); }
void FRCPassPostProcessTestImage::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(Context.RHICmdList, TestImage, DEC_SCENE_ITEMS); const FSceneView& View = Context.View; const FSceneViewFamily& ViewFamily = *(View.Family); FIntRect SrcRect = View.ViewRect; FIntRect DestRect = View.ViewRect; 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<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()); }
void FRCPassPostProcessSubsurfaceVisualize::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; FSceneRenderTargets& SceneContext = FSceneRenderTargets::Get(Context.RHICmdList); // e.g. 4 means the input texture is 4x smaller than the buffer size uint32 ScaleFactor = SceneContext.GetBufferSizeXY().X / SrcSize.X; FIntRect SrcRect = View.ViewRect / ScaleFactor; FIntRect DestRect = SrcRect; 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, DestRect); 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()); SetSubsurfaceVisualizeShader(Context); // Draw a quad mapping scene color to the view's render target TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap()); DrawRectangle( 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, 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 = 28; const float YStep = 14; FString Line; Line = FString::Printf(TEXT("Visualize Screen Space Subsurface Scattering")); Canvas.DrawShadowedString(X, Y += YStep, *Line, GetStatsFont(), FLinearColor(1, 1, 1)); Y += YStep; uint32 Index = 0; while (GSubsurfaceProfileTextureObject.GetEntryString(Index++, Line)) { 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()); // we no longer need the GBuffer SceneContext.AdjustGBufferRefCount(-1); }
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); }
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()); }
void FRCPassPostProcessPassThrough::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(PassThrough, 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 = Dest ? Dest->GetDesc().Extent : PassOutputs[0].RenderTargetDesc.Extent; // e.g. 4 means the input texture is 4x smaller than the buffer size uint32 InputScaleFactor = GSceneRenderTargets.GetBufferSizeXY().X / SrcSize.X; uint32 OutputScaleFactor = GSceneRenderTargets.GetBufferSizeXY().X / DestSize.X; FIntRect SrcRect = View.ViewRect / InputScaleFactor; FIntRect DestRect = View.ViewRect / OutputScaleFactor; const FSceneRenderTargetItem& DestRenderTarget = Dest ? Dest->GetRenderTargetItem() : PassOutputs[0].RequestSurface(Context); // Set the view family's render target/viewport. RHISetRenderTarget(DestRenderTarget.TargetableTexture, FTextureRHIRef()); Context.SetViewportAndCallRHI(0, 0, 0.0f, DestSize.X, DestSize.Y, 1.0f); // set the state if(bAdditiveBlend) { RHISetBlendState(TStaticBlendState<CW_RGB,BO_Add,BF_One,BF_One,BO_Add,BF_One,BF_One>::GetRHI()); } else { RHISetBlendState(TStaticBlendState<>::GetRHI()); } RHISetRasterizerState(TStaticRasterizerState<>::GetRHI()); RHISetDepthStencilState(TStaticDepthStencilState<false,CF_Always>::GetRHI()); TShaderMapRef<FPostProcessVS> VertexShader(GetGlobalShaderMap()); TShaderMapRef<FPostProcessPassThroughPS> PixelShader(GetGlobalShaderMap()); static FGlobalBoundShaderState BoundShaderState; SetGlobalBoundShaderState(BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); VertexShader->SetParameters(Context); PixelShader->SetParameters(Context); // Draw a quad mapping scene color to the view's render target DrawRectangle( DestRect.Min.X, DestRect.Min.Y, DestRect.Width(), DestRect.Height(), SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width(), SrcRect.Height(), DestSize, SrcSize, EDRF_UseTriangleOptimization); RHICopyToResolveTarget(DestRenderTarget.TargetableTexture, DestRenderTarget.ShaderResourceTexture, false, FResolveParams()); }
void FRCPassPostProcessSubsurface::Process(FRenderingCompositePassContext& Context) { const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0); check(InputDesc); { const IPooledRenderTarget* PooledRT = GetSubsufaceProfileTexture_RT(Context.RHICmdList); check(PooledRT); // for debugging GRenderTargetPool.VisualizeTexture.SetCheckPoint(Context.RHICmdList, PooledRT); } const FSceneView& View = Context.View; const FSceneViewFamily& ViewFamily = *(View.Family); FIntPoint SrcSize = InputDesc->Extent; FIntPoint DestSize = PassOutputs[0].RenderTargetDesc.Extent; check(DestSize.X); check(DestSize.Y); check(SrcSize.X); check(SrcSize.Y); FIntRect SrcRect = FIntRect(0, 0, DestSize.X, DestSize.Y); FIntRect DestRect = SrcRect; TRefCountPtr<IPooledRenderTarget> NewSceneColor; const FSceneRenderTargetItem* DestRenderTarget; { DestRenderTarget = &PassOutputs[0].RequestSurface(Context); check(DestRenderTarget); } // 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 ); Context.RHICmdList.SetBlendState(TStaticBlendState<>::GetRHI()); Context.RHICmdList.SetRasterizerState(TStaticRasterizerState<>::GetRHI()); Context.RHICmdList.SetDepthStencilState(TStaticDepthStencilState<false, CF_Always>::GetRHI()); TShaderMapRef<FPostProcessVS> VertexShader(Context.GetShaderMap()); SCOPED_DRAW_EVENTF(Context.RHICmdList, SubsurfacePass, TEXT("SubsurfaceDirection#%d"), Direction); uint32 SampleSet = FMath::Clamp(CVarSSSSampleSet.GetValueOnRenderThread(), 0, 2); if (Direction == 0) { SetSubsurfaceShaderSampleSet<0>(Context, VertexShader, SampleSet); } else { SetSubsurfaceShaderSampleSet<1>(Context, VertexShader, SampleSet); } 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()); }
void FRCPassPostProcessDOFSetup::Process(FRenderingCompositePassContext& Context) { SCOPED_DRAW_EVENT(Context.RHICmdList, DOFSetup); const FPooledRenderTargetDesc* InputDesc = GetInputDesc(ePId_Input0); if(!InputDesc) { // input is not hooked up correctly return; } uint32 NumRenderTargets = bNearBlurEnabled ? 2 : 1; const FSceneView& View = Context.View; const FSceneViewFamily& ViewFamily = *(View.Family); const auto FeatureLevel = Context.GetFeatureLevel(); auto ShaderMap = Context.GetShaderMap(); 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 = FSceneRenderTargets::Get(Context.RHICmdList).GetBufferSizeXY().X / SrcSize.X; FIntRect SrcRect = View.ViewRect / ScaleFactor; FIntRect DestRect = SrcRect / 2; const FSceneRenderTargetItem& DestRenderTarget0 = PassOutputs[0].RequestSurface(Context); const FSceneRenderTargetItem& DestRenderTarget1 = bNearBlurEnabled ? PassOutputs[1].RequestSurface(Context) : FSceneRenderTargetItem(); // Set the view family's render target/viewport. FTextureRHIParamRef RenderTargets[2] = { DestRenderTarget0.TargetableTexture, DestRenderTarget1.TargetableTexture }; SetRenderTargets(Context.RHICmdList, NumRenderTargets, RenderTargets, FTextureRHIParamRef(), 0, NULL); FLinearColor ClearColors[2] = { FLinearColor(0, 0, 0, 0), FLinearColor(0, 0, 0, 0) }; // is optimized away if possible (RT size=view size, ) Context.RHICmdList.ClearMRT(true, NumRenderTargets, ClearColors, false, 1.0f, false, 0, DestRect); 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()); TShaderMapRef<FPostProcessVS> VertexShader(ShaderMap); if (bNearBlurEnabled) { static FGlobalBoundShaderState BoundShaderState; TShaderMapRef< FPostProcessDOFSetupPS<1> > PixelShader(ShaderMap); SetGlobalBoundShaderState(Context.RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetParameters(Context); } else { static FGlobalBoundShaderState BoundShaderState; TShaderMapRef< FPostProcessDOFSetupPS<0> > PixelShader(ShaderMap); SetGlobalBoundShaderState(Context.RHICmdList, FeatureLevel, BoundShaderState, GFilterVertexDeclaration.VertexDeclarationRHI, *VertexShader, *PixelShader); PixelShader->SetParameters(Context); } VertexShader->SetParameters(Context); DrawPostProcessPass( Context.RHICmdList, DestRect.Min.X, DestRect.Min.Y, DestRect.Width() + 1, DestRect.Height() + 1, SrcRect.Min.X, SrcRect.Min.Y, SrcRect.Width() + 1, SrcRect.Height() + 1, DestSize, SrcSize, *VertexShader, View.StereoPass, Context.HasHmdMesh(), EDRF_UseTriangleOptimization); Context.RHICmdList.CopyToResolveTarget(DestRenderTarget0.TargetableTexture, DestRenderTarget0.ShaderResourceTexture, false, FResolveParams()); Context.RHICmdList.CopyToResolveTarget(DestRenderTarget1.TargetableTexture, DestRenderTarget1.ShaderResourceTexture, false, FResolveParams()); }
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(); }