92 lines
4.6 KiB
C++
92 lines
4.6 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "PostProcess/PostProcessStreamingAccuracyLegend.h"
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#include "UnrealEngine.h"
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#include "DebugViewModeRendering.h"
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#include "SceneRendering.h"
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namespace
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{
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void DrawDesc(FCanvas& Canvas, float PosX, float PosY, const FText& Text)
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{
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Canvas.DrawShadowedText(PosX + 18, PosY, Text, GetStatsFont(), FLinearColor(0.7f, 0.7f, 0.7f), FLinearColor::Black);
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}
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void DrawBox(FCanvas& Canvas, float PosX, float PosY, const FLinearColor& Color, const FText& Text)
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{
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Canvas.DrawTile(PosX, PosY, 16, 16, 0, 0, 1, 1, FLinearColor::Black);
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Canvas.DrawTile(PosX + 1, PosY + 1, 14, 14, 0, 0, 1, 1, Color);
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Canvas.DrawShadowedText(PosX + 18, PosY, Text, GetStatsFont(), FLinearColor(0.7f, 0.7f, 0.7f), FLinearColor::Black);
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}
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void DrawCheckerBoard(FCanvas& Canvas, float PosX, float PosY, const FLinearColor& Color0, const FLinearColor& Color1, const FText& Text)
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{
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Canvas.DrawTile(PosX, PosY, 16, 16, 0, 0, 1, 1, FLinearColor::Black);
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Canvas.DrawTile(PosX + 1, PosY + 1, 14, 14, 0, 0, 1, 1, Color0);
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Canvas.DrawTile(PosX + 1, PosY + 1, 7, 7, 0, 0, 1, 1, Color1);
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Canvas.DrawTile(PosX + 8, PosY + 8, 7, 7, 0, 0, 1, 1, Color1);
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Canvas.DrawShadowedText(PosX + 18, PosY, Text, GetStatsFont(), FLinearColor(0.7f, 0.7f, 0.7f), FLinearColor::Black);
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}
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} //! namespace
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#define LOCTEXT_NAMESPACE "TextureStreamingBuild"
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FScreenPassTexture AddStreamingAccuracyLegendPass(FRDGBuilder& GraphBuilder, const FViewInfo& View, const FStreamingAccuracyLegendInputs& Inputs)
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{
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FScreenPassRenderTarget Output = Inputs.OverrideOutput;
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if (Output.IsValid())
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{
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AddDrawTexturePass(GraphBuilder, View, Inputs.SceneColor, Output);
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}
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else
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{
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Output = FScreenPassRenderTarget(Inputs.SceneColor, ERenderTargetLoadAction::ELoad);
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}
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const TArrayView<const FLinearColor> Colors = Inputs.Colors;
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const FIntRect OutputViewRect = Output.ViewRect;
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AddDrawCanvasPass(GraphBuilder, RDG_EVENT_NAME("StreamingAccuracyLegend"), View, Output, [&View, Colors, OutputViewRect](FCanvas& Canvas)
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{
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const FSceneViewFamily& ViewFamily = *View.Family;
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if (ViewFamily.GetDebugViewShaderMode() == DVSM_RequiredTextureResolution)
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{
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DrawDesc(Canvas, OutputViewRect.Min.X + 115, OutputViewRect.Max.Y - 75, LOCTEXT("DescRequiredTextureResolution", "Shows the ratio between the currently streamed texture resolution and the resolution wanted by the GPU."));
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}
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else if (ViewFamily.GetDebugViewShaderMode() == DVSM_MaterialTextureScaleAccuracy)
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{
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DrawDesc(Canvas, OutputViewRect.Min.X + 115, OutputViewRect.Max.Y - 75, LOCTEXT("DescMaterialTextureScaleAccuracy", "Shows under/over texture streaming caused by the material texture scales applied when sampling."));
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}
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else if (ViewFamily.GetDebugViewShaderMode() == DVSM_MeshUVDensityAccuracy)
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{
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DrawDesc(Canvas, OutputViewRect.Min.X + 115, OutputViewRect.Max.Y - 75, LOCTEXT("DescUVDensityAccuracy", "Shows under/over texture streaming caused by the mesh UV densities."));
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}
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else if (ViewFamily.GetDebugViewShaderMode() == DVSM_PrimitiveDistanceAccuracy)
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{
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DrawDesc(Canvas, OutputViewRect.Min.X + 115, OutputViewRect.Max.Y - 100, LOCTEXT("DescPrimitiveDistanceAccuracy", "Shows under/over texture streaming caused by the difference between the streamer calculated"));
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DrawDesc(Canvas, OutputViewRect.Min.X + 165, OutputViewRect.Max.Y - 75, LOCTEXT("DescPrimitiveDistanceAccuracy2", "distance-to-mesh via bounding box versus the actual per-pixel depth value."));
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}
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DrawBox(Canvas, OutputViewRect.Min.X + 115, OutputViewRect.Max.Y - 25, Colors[0], LOCTEXT("2XUnder", "2X+ Under"));
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DrawBox(Canvas, OutputViewRect.Min.X + 215, OutputViewRect.Max.Y - 25, Colors[1], LOCTEXT("1XUnder", "1X Under"));
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DrawBox(Canvas, OutputViewRect.Min.X + 315, OutputViewRect.Max.Y - 25, Colors[2], LOCTEXT("Good", "Good"));
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DrawBox(Canvas, OutputViewRect.Min.X + 415, OutputViewRect.Max.Y - 25, Colors[3], LOCTEXT("1xOver", "1X Over"));
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DrawBox(Canvas, OutputViewRect.Min.X + 515, OutputViewRect.Max.Y - 25, Colors[4], LOCTEXT("2XOver", "2X+ Over"));
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const FLinearColor UndefColor(UndefinedStreamingAccuracyIntensity, UndefinedStreamingAccuracyIntensity, UndefinedStreamingAccuracyIntensity, 1.f);
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DrawBox(Canvas, OutputViewRect.Min.X + 615, OutputViewRect.Max.Y - 25, UndefColor, LOCTEXT("Undefined", "Undefined"));
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if (ViewFamily.GetDebugViewShaderMode() == DVSM_MaterialTextureScaleAccuracy || ViewFamily.GetDebugViewShaderMode() == DVSM_MeshUVDensityAccuracy)
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{
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DrawCheckerBoard(Canvas, OutputViewRect.Min.X + 715, OutputViewRect.Max.Y - 25, Colors[0], Colors[4], LOCTEXT("WorstUnderAndOver", "Worst Under / Worst Over"));
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}
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});
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return MoveTemp(Output);
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}
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#undef LOCTEXT_NAMESPACE
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