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9b1bc01a76
- Simplifying FVertexInteface by removing VertexModel concept. - Deprecating unwanted functions in interface. - Simplifying storage mechanism in TVertexGroup #jira UE-147353 #rb Rob.Gay #preflight 62460dbde434babd8af9e93b [CL 19578298 by phil popp in ue5-main branch]
723 lines
26 KiB
C++
723 lines
26 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Internationalization/Text.h"
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#include "MetasoundBuilderInterface.h"
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#include "MetasoundDataFactory.h"
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#include "MetasoundExecutableOperator.h"
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#include "MetasoundFacade.h"
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#include "MetasoundLog.h"
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#include "MetasoundNodeInterface.h"
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#include "MetasoundNodeRegistrationMacro.h"
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#include "MetasoundOperatorInterface.h"
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#include "MetasoundParamHelper.h"
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#include "MetasoundPrimitives.h"
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#include "MetasoundTrigger.h"
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#include "MetasoundVertex.h"
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#include <type_traits>
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#define LOCTEXT_NAMESPACE "MetasoundFrontend"
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namespace Metasound
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{
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namespace MetasoundArrayNodesPrivate
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{
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// Convenience function for make FNodeClassMetadata of array nodes.
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METASOUNDFRONTEND_API FNodeClassMetadata CreateArrayNodeClassMetadata(const FName& InDataTypeName, const FName& InOperatorName, const FText& InDisplayName, const FText& InDescription, const FVertexInterface& InDefaultInterface);
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// Retrieve the ElementType from an ArrayType
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template<typename ArrayType>
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struct TArrayElementType
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{
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// Default implementation has Type.
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};
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// ElementType specialization for TArray types.
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template<typename ElementType>
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struct TArrayElementType<TArray<ElementType>>
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{
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using Type = ElementType;
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};
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}
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namespace ArrayNodeVertexNames
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{
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METASOUND_PARAM(InputArray, "Array", "Input Array.")
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METASOUND_PARAM(InputLeftArray, "Left Array", "Input Left Array.")
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METASOUND_PARAM(InputRightArray, "Right Array", "Input Right Array.")
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METASOUND_PARAM(InputTriggerGet, "Trigger", "Trigger to get value.")
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METASOUND_PARAM(InputTriggerSet, "Trigger", "Trigger to set value.")
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METASOUND_PARAM(InputIndex, "Index", "Index in Array.")
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METASOUND_PARAM(InputStartIndex, "Start Index", "First index to include.")
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METASOUND_PARAM(InputEndIndex, "End Index", "Last index to include.")
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METASOUND_PARAM(InputValue, "Value", "Value to set.")
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METASOUND_PARAM(OutputNum, "Num", "Number of elements in the array.")
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METASOUND_PARAM(OutputValue, "Element", "Value of element at array index.")
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METASOUND_PARAM(OutputArrayConcat, "Array", "Array after concatenation.")
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METASOUND_PARAM(OutputArraySet, "Array", "Array after setting.")
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METASOUND_PARAM(OutputArraySubset, "Array", "Subset of input array.")
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};
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/** TArrayNumOperator gets the number of elements in an Array. The operator
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* uses the FNodeFacade and defines the vertex, metadata and vertex interface
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* statically on the operator class. */
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template<typename ArrayType>
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class TArrayNumOperator : public TExecutableOperator<TArrayNumOperator<ArrayType>>
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{
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public:
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using FArrayDataReadReference = TDataReadReference<ArrayType>;
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// Declare the vertex interface
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static const FVertexInterface& GetDefaultInterface()
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{
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using namespace ArrayNodeVertexNames;
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static const FVertexInterface DefaultInterface(
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FInputVertexInterface(
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TInputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputArray))
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),
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FOutputVertexInterface(
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TOutputDataVertex<int32>(METASOUND_GET_PARAM_NAME_AND_METADATA(OutputNum))
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)
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);
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return DefaultInterface;
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}
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static const FNodeClassMetadata& GetNodeInfo()
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{
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auto CreateNodeClassMetadata = []() -> FNodeClassMetadata
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{
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const FName DataTypeName = GetMetasoundDataTypeName<ArrayType>();
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const FName OperatorName = TEXT("Num");
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const FText NodeDisplayName = METASOUND_LOCTEXT_FORMAT("ArrayOpArrayNumDisplayNamePattern", "Num ({0})", GetMetasoundDataTypeDisplayText<ArrayType>());
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const FText NodeDescription = METASOUND_LOCTEXT("ArrayOpArrayNumDescription", "Number of elements in the array");
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const FVertexInterface NodeInterface = GetDefaultInterface();
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return MetasoundArrayNodesPrivate::CreateArrayNodeClassMetadata(DataTypeName, OperatorName, NodeDisplayName, NodeDescription, NodeInterface);
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};
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static const FNodeClassMetadata Metadata = CreateNodeClassMetadata();
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return Metadata;
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}
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static TUniquePtr<IOperator> CreateOperator(const FCreateOperatorParams& InParams, TArray<TUniquePtr<IOperatorBuildError>>& OutErrors)
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{
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using namespace ArrayNodeVertexNames;
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using namespace MetasoundArrayNodesPrivate;
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const FInputVertexInterface& Inputs = InParams.Node.GetVertexInterface().GetInputInterface();
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// Get the input array or construct an empty one.
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FArrayDataReadReference Array = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ArrayType>(Inputs, METASOUND_GET_PARAM_NAME(InputArray), InParams.OperatorSettings);
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return MakeUnique<TArrayNumOperator>(Array);
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}
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TArrayNumOperator(FArrayDataReadReference InArray)
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: Array(InArray)
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, Num(TDataWriteReference<int32>::CreateNew())
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{
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// Initialize value for downstream nodes.
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*Num = Array->Num();
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}
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virtual ~TArrayNumOperator() = default;
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virtual FDataReferenceCollection GetInputs() const override
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{
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using namespace ArrayNodeVertexNames;
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FDataReferenceCollection Inputs;
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputArray), Array);
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return Inputs;
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}
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virtual FDataReferenceCollection GetOutputs() const override
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{
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using namespace ArrayNodeVertexNames;
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FDataReferenceCollection Outputs;
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Outputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(OutputNum), Num);
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return Outputs;
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}
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void Execute()
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{
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*Num = Array->Num();
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}
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private:
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FArrayDataReadReference Array;
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TDataWriteReference<int32> Num;
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};
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template<typename ArrayType>
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class TArrayNumNode : public FNodeFacade
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{
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public:
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TArrayNumNode(const FNodeInitData& InInitData)
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: FNodeFacade(InInitData.InstanceName, InInitData.InstanceID, TFacadeOperatorClass<TArrayNumOperator<ArrayType>>())
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{
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}
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virtual ~TArrayNumNode() = default;
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};
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/** TArrayGetOperator copies a value from the array to the output when
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* a trigger occurs. Initially, the output value is default constructed and
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* will remain that way until until a trigger is encountered.
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*/
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template<typename ArrayType>
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class TArrayGetOperator : public TExecutableOperator<TArrayGetOperator<ArrayType>>
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{
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public:
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using FArrayDataReadReference = TDataReadReference<ArrayType>;
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using ElementType = typename MetasoundArrayNodesPrivate::TArrayElementType<ArrayType>::Type;
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static const FVertexInterface& GetDefaultInterface()
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{
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using namespace ArrayNodeVertexNames;
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static const FVertexInterface DefaultInterface(
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FInputVertexInterface(
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TInputDataVertex<FTrigger>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputTriggerGet)),
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TInputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputArray)),
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TInputDataVertex<int32>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputIndex))
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),
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FOutputVertexInterface(
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TOutputDataVertex<ElementType>(METASOUND_GET_PARAM_NAME_AND_METADATA(OutputValue))
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)
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);
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return DefaultInterface;
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}
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static const FNodeClassMetadata& GetNodeInfo()
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{
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auto CreateNodeClassMetadata = []() -> FNodeClassMetadata
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{
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const FName DataTypeName = GetMetasoundDataTypeName<ArrayType>();
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const FName OperatorName = TEXT("Get");
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const FText NodeDisplayName = METASOUND_LOCTEXT_FORMAT("ArrayOpArrayGetDisplayNamePattern", "Get ({0})", GetMetasoundDataTypeDisplayText<ArrayType>());
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const FText NodeDescription = METASOUND_LOCTEXT("ArrayOpArrayGetDescription", "Get element at index in array.");
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const FVertexInterface NodeInterface = GetDefaultInterface();
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return MetasoundArrayNodesPrivate::CreateArrayNodeClassMetadata(DataTypeName, OperatorName, NodeDisplayName, NodeDescription, NodeInterface);
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};
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static const FNodeClassMetadata Metadata = CreateNodeClassMetadata();
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return Metadata;
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}
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static TUniquePtr<IOperator> CreateOperator(const FCreateOperatorParams& InParams, TArray<TUniquePtr<IOperatorBuildError>>& OutErrors)
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{
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using namespace ArrayNodeVertexNames;
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using namespace MetasoundArrayNodesPrivate;
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const FInputVertexInterface& Inputs = InParams.Node.GetVertexInterface().GetInputInterface();
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// Input Trigger
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TDataReadReference<FTrigger> Trigger = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<FTrigger>(Inputs, METASOUND_GET_PARAM_NAME(InputTriggerGet), InParams.OperatorSettings);
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// Input Array
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FArrayDataReadReference Array = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ArrayType>(Inputs, METASOUND_GET_PARAM_NAME(InputArray), InParams.OperatorSettings);
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// Input Index
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TDataReadReference<int32> Index = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<int32>(Inputs, METASOUND_GET_PARAM_NAME(InputIndex), InParams.OperatorSettings);
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return MakeUnique<TArrayGetOperator>(InParams.OperatorSettings, Trigger, Array, Index);
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}
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TArrayGetOperator(const FOperatorSettings& InSettings, TDataReadReference<FTrigger> InTrigger, FArrayDataReadReference InArray, TDataReadReference<int32> InIndex)
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: Trigger(InTrigger)
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, Array(InArray)
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, Index(InIndex)
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, Value(TDataWriteReferenceFactory<ElementType>::CreateAny(InSettings))
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{
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}
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virtual ~TArrayGetOperator() = default;
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virtual FDataReferenceCollection GetInputs() const override
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{
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using namespace ArrayNodeVertexNames;
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FDataReferenceCollection Inputs;
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputTriggerGet), Trigger);
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputArray), Array);
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputIndex), Index);
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return Inputs;
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}
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virtual FDataReferenceCollection GetOutputs() const override
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{
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using namespace ArrayNodeVertexNames;
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FDataReferenceCollection Outputs;
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Outputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(OutputValue), Value);
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return Outputs;
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}
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void Execute()
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{
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// Only perform get on trigger.
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if (*Trigger)
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{
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const int32 IndexValue = *Index;
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const ArrayType& ArrayRef = *Array;
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if ((IndexValue >= 0) && (IndexValue < ArrayRef.Num()))
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{
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*Value = ArrayRef[IndexValue];
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}
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else
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{
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UE_LOG(LogMetaSound, Error, TEXT("Attempt to get value at invalid index [ArraySize:%d, Index:%d]"), ArrayRef.Num(), IndexValue);
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}
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}
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}
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private:
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TDataReadReference<FTrigger> Trigger;
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FArrayDataReadReference Array;
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TDataReadReference<int32> Index;
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TDataWriteReference<ElementType> Value;
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};
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template<typename ArrayType>
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class TArrayGetNode : public FNodeFacade
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{
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public:
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TArrayGetNode(const FNodeInitData& InInitData)
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: FNodeFacade(InInitData.InstanceName, InInitData.InstanceID, TFacadeOperatorClass<TArrayGetOperator<ArrayType>>())
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{
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}
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virtual ~TArrayGetNode() = default;
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};
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/** TArraySetOperator sets an element in an array to a specific value. */
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template<typename ArrayType>
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class TArraySetOperator : public TExecutableOperator<TArraySetOperator<ArrayType>>
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{
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public:
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using FArrayDataReadReference = TDataReadReference<ArrayType>;
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using FArrayDataWriteReference = TDataWriteReference<ArrayType>;
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using ElementType = typename MetasoundArrayNodesPrivate::TArrayElementType<ArrayType>::Type;
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static const FVertexInterface& GetDefaultInterface()
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{
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using namespace ArrayNodeVertexNames;
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static const FVertexInterface DefaultInterface(
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FInputVertexInterface(
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TInputDataVertex<FTrigger>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputTriggerSet)),
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TInputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputArray)),
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TInputDataVertex<int32>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputIndex)),
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TInputDataVertex<ElementType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputValue))
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),
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FOutputVertexInterface(
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TOutputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(OutputArraySet))
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)
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);
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return DefaultInterface;
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}
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static const FNodeClassMetadata& GetNodeInfo()
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{
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auto CreateNodeClassMetadata = []() -> FNodeClassMetadata
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{
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const FName DataTypeName = GetMetasoundDataTypeName<ArrayType>();
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const FName OperatorName = TEXT("Set");
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const FText NodeDisplayName = METASOUND_LOCTEXT_FORMAT("ArrayOpArraySetDisplayNamePattern", "Set ({0})", GetMetasoundDataTypeDisplayText<ArrayType>());
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const FText NodeDescription = METASOUND_LOCTEXT("ArrayOpArraySetDescription", "Set element at index in array.");
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const FVertexInterface NodeInterface = GetDefaultInterface();
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return MetasoundArrayNodesPrivate::CreateArrayNodeClassMetadata(DataTypeName, OperatorName, NodeDisplayName, NodeDescription, NodeInterface);
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};
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static const FNodeClassMetadata Metadata = CreateNodeClassMetadata();
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return Metadata;
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}
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static TUniquePtr<IOperator> CreateOperator(const FCreateOperatorParams& InParams, TArray<TUniquePtr<IOperatorBuildError>>& OutErrors)
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{
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using namespace ArrayNodeVertexNames;
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using namespace MetasoundArrayNodesPrivate;
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const FInputVertexInterface& Inputs = InParams.Node.GetVertexInterface().GetInputInterface();
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TDataReadReference<FTrigger> Trigger = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<FTrigger>(Inputs, METASOUND_GET_PARAM_NAME(InputTriggerSet), InParams.OperatorSettings);
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FArrayDataReadReference InitArray = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ArrayType>(Inputs, METASOUND_GET_PARAM_NAME(InputArray), InParams.OperatorSettings);
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FArrayDataWriteReference Array = TDataWriteReferenceFactory<ArrayType>::CreateExplicitArgs(InParams.OperatorSettings, *InitArray);
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TDataReadReference<int32> Index = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<int32>(Inputs, METASOUND_GET_PARAM_NAME(InputIndex), InParams.OperatorSettings);
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TDataReadReference<ElementType> Value = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ElementType>(Inputs, METASOUND_GET_PARAM_NAME(InputValue), InParams.OperatorSettings);
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return MakeUnique<TArraySetOperator>(InParams.OperatorSettings, Trigger, InitArray, Array, Index, Value);
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}
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TArraySetOperator(const FOperatorSettings& InSettings, TDataReadReference<FTrigger> InTrigger, FArrayDataReadReference InInitArray, FArrayDataWriteReference InArray, TDataReadReference<int32> InIndex, TDataReadReference<ElementType> InValue)
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: OperatorSettings(InSettings)
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, Trigger(InTrigger)
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, InitArray(InInitArray)
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, Array(InArray)
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, Index(InIndex)
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, Value(InValue)
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{
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}
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virtual ~TArraySetOperator() = default;
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virtual FDataReferenceCollection GetInputs() const override
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{
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using namespace ArrayNodeVertexNames;
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FDataReferenceCollection Inputs;
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputTriggerSet), Trigger);
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputArray), InitArray);
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputIndex), Index);
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Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputValue), Value);
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return Inputs;
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}
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virtual FDataReferenceCollection GetOutputs() const override
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{
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using namespace ArrayNodeVertexNames;
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FDataReferenceCollection Outputs;
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Outputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(OutputArraySet), Array);
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return Outputs;
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}
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void Execute()
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{
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if (*Trigger)
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{
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const int32 IndexValue = *Index;
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ArrayType& ArrayRef = *Array;
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if ((IndexValue >= 0) && (IndexValue < ArrayRef.Num()))
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{
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ArrayRef[IndexValue] = *Value;
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}
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else
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{
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UE_LOG(LogMetaSound, Error, TEXT("Attempt to set value at invalid index [ArraySize:%d, Index:%d]"), ArrayRef.Num(), IndexValue);
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}
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}
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}
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private:
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FOperatorSettings OperatorSettings;
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TDataReadReference<FTrigger> Trigger;
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FArrayDataReadReference InitArray;
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FArrayDataWriteReference Array;
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TDataReadReference<int32> Index;
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TDataReadReference<ElementType> Value;
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};
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template<typename ArrayType>
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class TArraySetNode : public FNodeFacade
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{
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public:
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TArraySetNode(const FNodeInitData& InInitData)
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: FNodeFacade(InInitData.InstanceName, InInitData.InstanceID, TFacadeOperatorClass<TArraySetOperator<ArrayType>>())
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{
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}
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virtual ~TArraySetNode() = default;
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};
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/** TArrayConcatOperator concatenates two arrays on trigger. */
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template<typename ArrayType>
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class TArrayConcatOperator : public TExecutableOperator<TArrayConcatOperator<ArrayType>>
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{
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public:
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using FArrayDataReadReference = TDataReadReference<ArrayType>;
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using FArrayDataWriteReference = TDataWriteReference<ArrayType>;
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using ElementType = typename MetasoundArrayNodesPrivate::TArrayElementType<ArrayType>::Type;
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static const FVertexInterface& GetDefaultInterface()
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{
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using namespace ArrayNodeVertexNames;
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static const FVertexInterface DefaultInterface(
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FInputVertexInterface(
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TInputDataVertex<FTrigger>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputTriggerGet)),
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TInputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputLeftArray)),
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TInputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputRightArray))
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),
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FOutputVertexInterface(
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TOutputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(OutputArrayConcat))
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)
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);
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return DefaultInterface;
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}
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static const FNodeClassMetadata& GetNodeInfo()
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{
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auto CreateNodeClassMetadata = []() -> FNodeClassMetadata
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{
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const FName DataTypeName = GetMetasoundDataTypeName<ArrayType>();
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const FName OperatorName = TEXT("Concat");
|
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const FText NodeDisplayName = METASOUND_LOCTEXT_FORMAT("ArrayOpArrayConcatDisplayNamePattern", "Concatenate ({0})", GetMetasoundDataTypeDisplayText<ArrayType>());
|
|
const FText NodeDescription = METASOUND_LOCTEXT("ArrayOpArrayConcatDescription", "Concatenates two arrays on trigger.");
|
|
const FVertexInterface NodeInterface = GetDefaultInterface();
|
|
|
|
return MetasoundArrayNodesPrivate::CreateArrayNodeClassMetadata(DataTypeName, OperatorName, NodeDisplayName, NodeDescription, NodeInterface);
|
|
};
|
|
|
|
static const FNodeClassMetadata Metadata = CreateNodeClassMetadata();
|
|
|
|
return Metadata;
|
|
}
|
|
|
|
static TUniquePtr<IOperator> CreateOperator(const FCreateOperatorParams& InParams, TArray<TUniquePtr<IOperatorBuildError>>& OutErrors)
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
using namespace MetasoundArrayNodesPrivate;
|
|
|
|
const FInputVertexInterface& Inputs = InParams.Node.GetVertexInterface().GetInputInterface();
|
|
|
|
TDataReadReference<FTrigger> Trigger = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<FTrigger>(Inputs, METASOUND_GET_PARAM_NAME(InputTriggerGet), InParams.OperatorSettings);
|
|
|
|
FArrayDataReadReference LeftArray = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ArrayType>(Inputs, METASOUND_GET_PARAM_NAME(InputLeftArray), InParams.OperatorSettings);
|
|
FArrayDataReadReference RightArray = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ArrayType>(Inputs, METASOUND_GET_PARAM_NAME(InputRightArray), InParams.OperatorSettings);
|
|
|
|
FArrayDataWriteReference OutArray = TDataWriteReferenceFactory<ArrayType>::CreateExplicitArgs(InParams.OperatorSettings);
|
|
|
|
return MakeUnique<TArrayConcatOperator>(Trigger, LeftArray, RightArray, OutArray);
|
|
}
|
|
|
|
|
|
TArrayConcatOperator(TDataReadReference<FTrigger> InTrigger, FArrayDataReadReference InLeftArray, FArrayDataReadReference InRightArray, FArrayDataWriteReference InOutArray)
|
|
: Trigger(InTrigger)
|
|
, LeftArray(InLeftArray)
|
|
, RightArray(InRightArray)
|
|
, OutArray(InOutArray)
|
|
{
|
|
}
|
|
|
|
virtual ~TArrayConcatOperator() = default;
|
|
|
|
virtual FDataReferenceCollection GetInputs() const override
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
FDataReferenceCollection Inputs;
|
|
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputTriggerGet), Trigger);
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputLeftArray), LeftArray);
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputRightArray), RightArray);
|
|
|
|
return Inputs;
|
|
}
|
|
|
|
virtual FDataReferenceCollection GetOutputs() const override
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
FDataReferenceCollection Outputs;
|
|
|
|
Outputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(OutputArrayConcat), OutArray);
|
|
|
|
return Outputs;
|
|
}
|
|
|
|
void Execute()
|
|
{
|
|
if (*Trigger)
|
|
{
|
|
*OutArray = *LeftArray;
|
|
OutArray->Append(*RightArray);
|
|
}
|
|
}
|
|
|
|
private:
|
|
|
|
TDataReadReference<FTrigger> Trigger;
|
|
FArrayDataReadReference LeftArray;
|
|
FArrayDataReadReference RightArray;
|
|
FArrayDataWriteReference OutArray;
|
|
};
|
|
|
|
template<typename ArrayType>
|
|
class TArrayConcatNode : public FNodeFacade
|
|
{
|
|
public:
|
|
TArrayConcatNode(const FNodeInitData& InInitData)
|
|
: FNodeFacade(InInitData.InstanceName, InInitData.InstanceID, TFacadeOperatorClass<TArrayConcatOperator<ArrayType>>())
|
|
{
|
|
}
|
|
|
|
virtual ~TArrayConcatNode() = default;
|
|
};
|
|
|
|
/** TArraySubsetOperator slices an array on trigger. */
|
|
template<typename ArrayType>
|
|
class TArraySubsetOperator : public TExecutableOperator<TArraySubsetOperator<ArrayType>>
|
|
{
|
|
public:
|
|
using FArrayDataReadReference = TDataReadReference<ArrayType>;
|
|
using FArrayDataWriteReference = TDataWriteReference<ArrayType>;
|
|
using ElementType = typename MetasoundArrayNodesPrivate::TArrayElementType<ArrayType>::Type;
|
|
|
|
static const FVertexInterface& GetDefaultInterface()
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
|
|
static const FVertexInterface DefaultInterface(
|
|
FInputVertexInterface(
|
|
TInputDataVertex<FTrigger>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputTriggerGet)),
|
|
TInputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputArray)),
|
|
TInputDataVertex<int32>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputStartIndex)),
|
|
TInputDataVertex<int32>(METASOUND_GET_PARAM_NAME_AND_METADATA(InputEndIndex))
|
|
|
|
),
|
|
FOutputVertexInterface(
|
|
TOutputDataVertex<ArrayType>(METASOUND_GET_PARAM_NAME_AND_METADATA(OutputArraySubset))
|
|
)
|
|
);
|
|
|
|
return DefaultInterface;
|
|
}
|
|
|
|
static const FNodeClassMetadata& GetNodeInfo()
|
|
{
|
|
auto CreateNodeClassMetadata = []() -> FNodeClassMetadata
|
|
{
|
|
const FName DataTypeName = GetMetasoundDataTypeName<ArrayType>();
|
|
const FName OperatorName = TEXT("Subset");
|
|
const FText NodeDisplayName = METASOUND_LOCTEXT_FORMAT("ArrayOpArraySubsetDisplayNamePattern", "Subset ({0})", GetMetasoundDataTypeDisplayText<ArrayType>());
|
|
const FText NodeDescription = METASOUND_LOCTEXT("ArrayOpArraySubsetDescription", "Subset array on trigger.");
|
|
const FVertexInterface NodeInterface = GetDefaultInterface();
|
|
|
|
return MetasoundArrayNodesPrivate::CreateArrayNodeClassMetadata(DataTypeName, OperatorName, NodeDisplayName, NodeDescription, NodeInterface);
|
|
};
|
|
|
|
static const FNodeClassMetadata Metadata = CreateNodeClassMetadata();
|
|
|
|
return Metadata;
|
|
}
|
|
|
|
static TUniquePtr<IOperator> CreateOperator(const FCreateOperatorParams& InParams, TArray<TUniquePtr<IOperatorBuildError>>& OutErrors)
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
using namespace MetasoundArrayNodesPrivate;
|
|
|
|
const FInputVertexInterface& Inputs = InParams.Node.GetVertexInterface().GetInputInterface();
|
|
|
|
TDataReadReference<FTrigger> Trigger = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<FTrigger>(Inputs, METASOUND_GET_PARAM_NAME(InputTriggerGet), InParams.OperatorSettings);
|
|
|
|
FArrayDataReadReference InArray = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<ArrayType>(Inputs, METASOUND_GET_PARAM_NAME(InputArray), InParams.OperatorSettings);
|
|
|
|
TDataReadReference<int32> StartIndex = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<int32>(Inputs, METASOUND_GET_PARAM_NAME(InputStartIndex), InParams.OperatorSettings);
|
|
TDataReadReference<int32> EndIndex = InParams.InputDataReferences.GetDataReadReferenceOrConstructWithVertexDefault<int32>(Inputs, METASOUND_GET_PARAM_NAME(InputEndIndex), InParams.OperatorSettings);
|
|
|
|
FArrayDataWriteReference OutArray = TDataWriteReferenceFactory<ArrayType>::CreateExplicitArgs(InParams.OperatorSettings);
|
|
|
|
return MakeUnique<TArraySubsetOperator>(Trigger, InArray, StartIndex, EndIndex, OutArray);
|
|
}
|
|
|
|
|
|
TArraySubsetOperator(TDataReadReference<FTrigger> InTrigger, FArrayDataReadReference InInputArray, TDataReadReference<int32> InStartIndex, TDataReadReference<int32> InEndIndex, FArrayDataWriteReference InOutputArray)
|
|
: Trigger(InTrigger)
|
|
, InputArray(InInputArray)
|
|
, StartIndex(InStartIndex)
|
|
, EndIndex(InEndIndex)
|
|
, OutputArray(InOutputArray)
|
|
{
|
|
}
|
|
|
|
virtual ~TArraySubsetOperator() = default;
|
|
|
|
virtual FDataReferenceCollection GetInputs() const override
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
|
|
FDataReferenceCollection Inputs;
|
|
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputTriggerGet), Trigger);
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputArray), InputArray);
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputStartIndex), StartIndex);
|
|
Inputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(InputEndIndex), EndIndex);
|
|
|
|
return Inputs;
|
|
}
|
|
|
|
virtual FDataReferenceCollection GetOutputs() const override
|
|
{
|
|
using namespace ArrayNodeVertexNames;
|
|
|
|
FDataReferenceCollection Outputs;
|
|
|
|
Outputs.AddDataReadReference(METASOUND_GET_PARAM_NAME(OutputArraySubset), OutputArray);
|
|
|
|
return Outputs;
|
|
}
|
|
|
|
void Execute()
|
|
{
|
|
if (*Trigger)
|
|
{
|
|
OutputArray->Reset();
|
|
|
|
const ArrayType& InputArrayRef = *InputArray;
|
|
const int32 StartIndexValue = FMath::Max(0, *StartIndex);
|
|
const int32 EndIndexValue = FMath::Min(InputArrayRef.Num(), *EndIndex + 1);
|
|
|
|
if (StartIndexValue < EndIndexValue)
|
|
{
|
|
const int32 Num = EndIndexValue - StartIndexValue;
|
|
OutputArray->Append(&InputArrayRef[StartIndexValue], Num);
|
|
}
|
|
}
|
|
}
|
|
|
|
private:
|
|
|
|
TDataReadReference<FTrigger> Trigger;
|
|
FArrayDataReadReference InputArray;
|
|
TDataReadReference<int32> StartIndex;
|
|
TDataReadReference<int32> EndIndex;
|
|
FArrayDataWriteReference OutputArray;
|
|
};
|
|
|
|
template<typename ArrayType>
|
|
class TArraySubsetNode : public FNodeFacade
|
|
{
|
|
public:
|
|
TArraySubsetNode(const FNodeInitData& InInitData)
|
|
: FNodeFacade(InInitData.InstanceName, InInitData.InstanceID, TFacadeOperatorClass<TArraySubsetOperator<ArrayType>>())
|
|
{
|
|
}
|
|
|
|
virtual ~TArraySubsetNode() = default;
|
|
};
|
|
} // namespace Metasound
|
|
#undef LOCTEXT_NAMESPACE
|