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46 lines
1.4 KiB
C++
46 lines
1.4 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 "InteractiveTool.h"
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#include "WeightMapSetProperties.generated.h"
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struct FMeshDescription;
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/**
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* Basic Tool Property Set that allows for selecting from a list of FNames (that we assume are Weight Maps)
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*/
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UCLASS()
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class MODELINGCOMPONENTS_API UWeightMapSetProperties : public UInteractiveToolPropertySet
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{
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GENERATED_BODY()
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public:
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/** Select vertex weight map. If configured, the weight map value will be sampled to modulate displacement intensity. */
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UPROPERTY(EditAnywhere, Category = WeightMap, meta = (GetOptions = GetWeightMapsFunc))
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FName WeightMap;
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// this function is called provide set of available weight maps
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UFUNCTION()
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TArray<FString> GetWeightMapsFunc();
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// internal list used to implement above
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UPROPERTY(meta = (TransientToolProperty))
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TArray<FString> WeightMapsList;
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UPROPERTY(EditAnywhere, Category = WeightMap)
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bool bInvertWeightMap = false;
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// set list of weightmap FNames explicitly. Adds "None" as first option.
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void InitializeWeightMaps(const TArray<FName>& WeightMapNames);
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// set list of weightmap FNames based on per-vertex float attributes in MeshDescription. Adds "None" as first option.
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void InitializeFromMesh(const FMeshDescription* Mesh);
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// return true if any option other than "None" is selected
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bool HasSelectedWeightMap() const;
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};
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