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56737d13eb
The main elements of this change are: - Incorporation of "Relative Render Cost" to the AudioDevice in order to do more nuanced voice limiting - Added a method for tracking a RenderCost in MetaSounds - Live information on RenderCost is displayed in the MetaSound editor when a sound is previewed There was some small cleanup as well - Moved the GraphHierarhcy MetaSound environment variable - Renamed the MetaSound Environment Variable TransmissionID to InstanceID - Put CPU cost and Render Cost into their own widget in the MS editor. #jira UE-215467 #rb Rob.Gay, Jimmy.Smith [CL 34020333 by phil popp in ue5-main branch]
81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "SMetasoundRenderStats.h"
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#include "Components/AudioComponent.h"
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#include "Containers/UnrealString.h"
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#include "Editor.h"
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#include "Internationalization/Text.h"
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#include "MetasoundSource.h"
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#include "MetasoundGenerator.h"
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#include "Templates/SharedPointer.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/SBoxPanel.h"
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#include "Widgets/Text/STextBlock.h"
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void SMetaSoundRenderStats::Construct(const FArguments& InArgs)
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{
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SVerticalBox::Construct(SVerticalBox::FArguments());
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AddSlot()
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.HAlign(HAlign_Left)
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[
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SAssignNew(RenderStatsCostWidget, STextBlock)
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.Visibility(EVisibility::HitTestInvisible)
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.TextStyle(FAppStyle::Get(), "Graph.ZoomText")
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.ColorAndOpacity(FLinearColor(1, 1, 1, 0.30f))
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];
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AddSlot()
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.HAlign(HAlign_Left)
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[
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SAssignNew(RenderStatsCPUWidget, STextBlock)
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.Visibility(EVisibility::HitTestInvisible)
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.TextStyle(FAppStyle::Get(), "Graph.ZoomText")
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.ColorAndOpacity(FLinearColor(1, 1, 1, 0.30f))
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];
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}
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void SMetaSoundRenderStats::Update(bool bIsPlaying, const UMetaSoundSource* InSource)
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{
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using namespace Metasound;
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// Reset maximum values when play restarts
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if (bIsPlaying && !bPreviousIsPlaying)
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{
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MaxRelativeRenderCost = 0.f;
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MaxCPUCoreUtilization = 0;
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}
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bPreviousIsPlaying = bIsPlaying;
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if (RenderStatsCPUWidget.IsValid() && RenderStatsCostWidget.IsValid())
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{
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double CPUCoreUtilization = 0;
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float RelativeRenderCost = 0.f;
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// Find generator for playing preview component.
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if (bIsPlaying && InSource)
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{
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if (const UAudioComponent* PreviewComponent = GEditor->GetPreviewAudioComponent())
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{
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TSharedPtr<FMetasoundGenerator> Generator = InSource->GetGeneratorForAudioComponent(PreviewComponent->GetAudioComponentID()).Pin();
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if (Generator.IsValid())
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{
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// Update render stats
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CPUCoreUtilization = Generator->GetCPUCoreUtilization();
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MaxCPUCoreUtilization = FMath::Max(MaxCPUCoreUtilization, CPUCoreUtilization);
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RelativeRenderCost = Generator->GetRelativeRenderCost();
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MaxRelativeRenderCost = FMath::Max(MaxRelativeRenderCost, RelativeRenderCost);
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}
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}
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}
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// Display updated render stats.
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FString CPUCoreUtilizationString = FString::Printf(TEXT("%3.2f%% (%3.2f%% Max) CPU Core"), 100. * CPUCoreUtilization, 100. * MaxCPUCoreUtilization);
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RenderStatsCPUWidget->SetText(FText::FromString(CPUCoreUtilizationString));
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FString RenderCostString = FString::Printf(TEXT("%3.2f (%3.2f Max) Relative Render Cost"), RelativeRenderCost, MaxRelativeRenderCost);
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RenderStatsCostWidget->SetText(FText::FromString(RenderCostString));
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}
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}
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