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- Add ability to track all internal data references to a core graph - Add AnalyzerRegistry & first pass at value/envelope analyzers - Add support for enabling analyzing from MetaSound Generator - Add ability for tracking colorized bounds for edges as literal-color array #rb phil.popp #jira UE-147027 #jira UE-147028 #jira UE-147026 #preflight 627acbae10766ef8c112264c [CL 20129340 by Rob Gay in ue5-main branch]
50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Analysis/MetasoundFrontendVertexAnalyzerEnvelopeFollower.h"
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#include "MetasoundDataReference.h"
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#include "MetasoundPrimitives.h"
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#include "MetasoundRouter.h"
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namespace Metasound
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{
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namespace Frontend
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{
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const FAnalyzerOutput FVertexAnalyzerEnvelopeFollower::FOutputs::Value = { "EnvelopeValue", GetMetasoundDataTypeName<float>() };
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FVertexAnalyzerEnvelopeFollower::FVertexAnalyzerEnvelopeFollower(const FCreateAnalyzerParams& InParams)
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: TVertexAnalyzer(InParams)
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{
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FAnalyzerAddress OutputAddress = InParams.AnalyzerAddress;
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OutputAddress.DataType = FOutputs::Value.DataType;
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OutputAddress.AnalyzerMemberName = FOutputs::Value.Name;
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FSendAddress SendAddress = OutputAddress.ToSendAddress();
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const FSenderInitParams InitParams { InParams.OperatorSettings, 0.0f };
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Sender = FDataTransmissionCenter::Get().RegisterNewSender(MoveTemp(SendAddress), InitParams);
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Audio::FEnvelopeFollowerInitParams Params;
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Params.Mode = Audio::EPeakMode::RootMeanSquared;
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Params.SampleRate = OperatorSettings.GetSampleRate();
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Params.NumChannels = 1;
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Params.AttackTimeMsec = 10;
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Params.ReleaseTimeMsec = 10;
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EnvelopeFollower.Init(Params);
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}
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void FVertexAnalyzerEnvelopeFollower::Execute()
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{
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const FAudioBuffer& InputData = GetAnalysisData();
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EnvelopeFollower.ProcessAudio(InputData.GetData(), InputData.Num());
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check(EnvelopeFollower.GetEnvelopeValues().Num() == 1);
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const float EnvelopeValue = EnvelopeFollower.GetEnvelopeValues().Last();
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FLiteral Literal;
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Literal.Set(EnvelopeValue);
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Sender->PushLiteral(Literal);
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}
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} // namespace Frontend
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} // namespace Metasound
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