Files
UnrealEngine/Engine/Plugins/Experimental/MeshModelingToolsetExp/Source/MeshModelingToolsExp/Public/TransferMeshTool.h
2025-05-18 13:04:45 +08:00

103 lines
3.0 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "BaseTools/MultiSelectionMeshEditingTool.h"
#include "InteractiveToolBuilder.h"
#include "InteractiveToolQueryInterfaces.h" // IInteractiveToolExclusiveToolAPI
#include "TargetInterfaces/MeshTargetInterfaceTypes.h"
#include "TransferMeshTool.generated.h"
#define UE_API MESHMODELINGTOOLSEXP_API
/**
*
*/
UCLASS(MinimalAPI)
class UTransferMeshToolBuilder : public UMultiSelectionMeshEditingToolBuilder
{
GENERATED_BODY()
public:
UE_API virtual bool CanBuildTool(const FToolBuilderState& SceneState) const override;
UE_API virtual UMultiSelectionMeshEditingTool* CreateNewTool(const FToolBuilderState& SceneState) const override;
protected:
UE_API virtual const FToolTargetTypeRequirements& GetTargetRequirements() const override;
};
/**
* Standard properties of the Transfer operation
*/
UCLASS(MinimalAPI)
class UTransferMeshToolProperties : public UInteractiveToolPropertySet
{
GENERATED_BODY()
public:
UPROPERTY(EditAnywhere, Category = Options)
bool bTransferMaterials = true;
UPROPERTY(EditAnywhere, Category = Options)
bool bTransferCollision = false;
/** Specify which LOD from the Source (First) mesh to copy from */
UPROPERTY(EditAnywhere, Category = SourceMesh, meta = (DisplayName = "Source LOD", TransientToolProperty, NoResetToDefault, GetOptions = GetSourceLODNamesFunc, HideEditConditionToggle, EditCondition="bIsStaticMeshSource", EditConditionHides))
FString SourceLOD;
/** Specify which LOD on the Target (Second) mesh to copy to */
UPROPERTY(EditAnywhere, Category = TargetMesh, meta = (DisplayName = "Target LOD", TransientToolProperty, NoResetToDefault, GetOptions = GetTargetLODNamesFunc, HideEditConditionToggle, EditCondition="bIsStaticMeshTarget", EditConditionHides))
FString TargetLOD;
//
// non-exposed properties used to provide custom lists to SourceLOD/TargetLOD
//
UPROPERTY(meta = (TransientToolProperty))
bool bIsStaticMeshSource = false;
UFUNCTION()
const TArray<FString>& GetSourceLODNamesFunc() const { return SourceLODNamesList; }
UPROPERTY(meta = (TransientToolProperty))
TArray<FString> SourceLODNamesList;
TArray<EMeshLODIdentifier> SourceLODEnums;
UFUNCTION()
const TArray<FString>& GetTargetLODNamesFunc() const { return TargetLODNamesList; }
UPROPERTY(meta = (TransientToolProperty))
TArray<FString> TargetLODNamesList;
TArray<EMeshLODIdentifier> TargetLODEnums;
UPROPERTY(meta = (TransientToolProperty))
bool bIsStaticMeshTarget = false;
};
UCLASS(MinimalAPI)
class UTransferMeshTool : public UMultiSelectionMeshEditingTool,
// Disallow auto-accept switch-away for the tool
public IInteractiveToolExclusiveToolAPI
{
GENERATED_BODY()
public:
UE_API virtual void Setup() override;
UE_API virtual void OnShutdown(EToolShutdownType ShutdownType) override;
virtual bool HasCancel() const override { return true; }
virtual bool HasAccept() const override { return true; }
UE_API virtual bool CanAccept() const override;
UPROPERTY()
TObjectPtr<UTransferMeshToolProperties> BasicProperties;
};
#undef UE_API