DataflowTerminalNode.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "ChaosLog.h"
#include "CoreMinimal.h"
#include "Dataflow/DataflowConnection.h"
#include "Dataflow/DataflowNodeParameters.h"
#include "Dataflow/DataflowNode.h"
 
#include "DataflowTerminalNode.generated.h"
 
struct FDataflowInput;
struct FDataflowOutput;
 
USTRUCT()
struct FDataflowTerminalNode : public FDataflowNode
{
    GENERATED_USTRUCT_BODY()
 
    FDataflowTerminalNode()
        : Super() { }
 
    FDataflowTerminalNode(const UE::Dataflow::FNodeParameters& Param, FGuid InGuid = FGuid::NewGuid())
        : Super(Param,InGuid) {
    }
 
    virtual ~FDataflowTerminalNode() { }
 
    static FName StaticType() { return FName("FDataflowTerminalNode"); }
 
    virtual bool IsA(FName InType) const override 
    { 
        return InType.ToString().Equals(StaticType().ToString()) 
            || Super::IsA(InType); 
    }
 
    virtual TObjectPtr<UObject> GetTerminalAsset() const {return nullptr;}
 
    //
    // Error Checking
    //
    virtual void SetAssetValue(TObjectPtr<UObject> Asset, UE::Dataflow::FContext& Context) const { ensure(false); }
 
    //
    // Evaluate
    //
 
    virtual void Evaluate(UE::Dataflow::FContext& Context) const { ensure(false); }
 
private:
    virtual void Evaluate(UE::Dataflow::FContext& Context, const FDataflowOutput* Out) const override
    {
        Evaluate(Context);
    };
};