DataflowTextureAssetNodes.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once 
 
#include "Dataflow/DataflowTerminalNode.h"
#include "Dataflow/DataflowImage.h"
 
#include "DataflowTextureAssetNodes.generated.h"
 
class UTexture2D;
 
/*
* terminal node to a save a dependent 2D texture
*/
USTRUCT(meta = (DataflowTerminal))
struct FDataflowTextureTerminalNode : public FDataflowTerminalNode
{
    GENERATED_USTRUCT_BODY()
    DATAFLOW_NODE_DEFINE_INTERNAL(FDataflowTextureTerminalNode, "TextureTerminal", "Terminal", "")
 
private:
    UPROPERTY(meta = (DataflowInput, DataflowOutput, DataflowPassthrough = "Image"))
    FDataflowImage Image;
 
    UPROPERTY(EditAnywhere, Category = Asset, meta = (DataflowInput))
    TObjectPtr<UTexture2D> TextureAsset = nullptr;
 
    virtual void Evaluate(UE::Dataflow::FContext& Context) const override;
    virtual void SetAssetValue(TObjectPtr<UObject> Asset, UE::Dataflow::FContext& Context) const override;
 
public:
    FDataflowTextureTerminalNode(const UE::Dataflow::FNodeParameters& InParam, FGuid InGuid = FGuid::NewGuid());
};
 
 
USTRUCT(Meta = (Experimental))
struct FDataflowTextureToImageNode : public FDataflowNode
{
    GENERATED_USTRUCT_BODY()
    DATAFLOW_NODE_DEFINE_INTERNAL(FDataflowTextureToImageNode, "TextureToImage", "Image", "Texture Image")
 
public:
 
    FDataflowTextureToImageNode(const UE::Dataflow::FNodeParameters& InParam, FGuid InGuid = FGuid::NewGuid());
 
private:
 
    UPROPERTY(EditAnywhere, Category = "Texture", meta = (DataflowInput))
    TObjectPtr<UTexture2D> TextureAsset = nullptr;
 
    UPROPERTY(meta = (DataflowOutput))
    FDataflowImage Image;
 
    //~ Begin FDataflowNode interface
    virtual void Evaluate(UE::Dataflow::FContext& Context, const FDataflowOutput* Out) const override;
    //~ End FDataflowNode interface
};
 
 
USTRUCT(meta = (DataflowTerminal))
struct FDataflowImageToTextureNode : public FDataflowNode
{
    GENERATED_USTRUCT_BODY()
    DATAFLOW_NODE_DEFINE_INTERNAL(FDataflowImageToTextureNode, "ImageToTexture", "Image", "Image Texture")
 
private:
    UPROPERTY(meta = (DataflowInput, DataflowIntrinsic))
    FDataflowImage Image;
 
    UPROPERTY(EditAnywhere, Category = "Texture", meta = (DataflowInput))
    FName TextureName;
 
    UPROPERTY(meta = (DataflowOutput))
    TObjectPtr<UTexture2D> TransientTexture = nullptr;
 
    virtual void Evaluate(UE::Dataflow::FContext& Context, const FDataflowOutput* Out) const override;
 
public:
    FDataflowImageToTextureNode(const UE::Dataflow::FNodeParameters& InParam, FGuid InGuid = FGuid::NewGuid());
};
 
 
 
namespace UE::Dataflow
{
    void RegisterTextureAssetNodes();
}