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UnrealEngine/Engine/Plugins/Runtime/MeshModelingToolset/Source/MeshModelingTools/Public/ToolActivities/PolyEditPlanarProjectionUVActivity.h
2025-05-18 13:04:45 +08:00

90 lines
2.6 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "BaseBehaviors/BehaviorTargetInterfaces.h"
#include "BoxTypes.h"
#include "InteractiveToolActivity.h"
#include "ToolActivities/PolyEditActivityUtil.h"
#include "ToolContextInterfaces.h" // FViewCameraState
#include "PolyEditPlanarProjectionUVActivity.generated.h"
#define UE_API MESHMODELINGTOOLS_API
class UPolyEditActivityContext;
class UPolyEditPreviewMesh;
class UCollectSurfacePathMechanic;
UCLASS(MinimalAPI)
class UPolyEditSetUVProperties : public UInteractiveToolPropertySet
{
GENERATED_BODY()
public:
UPROPERTY(EditAnywhere, Category = PlanarProjectUV)
bool bShowMaterial = false;
};
/**
*
*/
UCLASS(MinimalAPI)
class UPolyEditPlanarProjectionUVActivity : public UInteractiveToolActivity,
public IClickBehaviorTarget, public IHoverBehaviorTarget
{
GENERATED_BODY()
public:
// IInteractiveToolActivity
UE_API virtual void Setup(UInteractiveTool* ParentTool) override;
UE_API virtual void Shutdown(EToolShutdownType ShutdownType) override;
UE_API virtual bool CanStart() const override;
UE_API virtual EToolActivityStartResult Start() override;
virtual bool IsRunning() const override { return bIsRunning; }
UE_API virtual bool CanAccept() const override;
UE_API virtual EToolActivityEndResult End(EToolShutdownType) override;
UE_API virtual void Render(IToolsContextRenderAPI* RenderAPI) override;
UE_API virtual void Tick(float DeltaTime) override;
// IClickBehaviorTarget API
UE_API virtual FInputRayHit IsHitByClick(const FInputDeviceRay& ClickPos) override;
UE_API virtual void OnClicked(const FInputDeviceRay& ClickPos) override;
// IHoverBehaviorTarget implementation
UE_API virtual FInputRayHit BeginHoverSequenceHitTest(const FInputDeviceRay& PressPos) override;
virtual void OnBeginHover(const FInputDeviceRay& DevicePos) override {}
UE_API virtual bool OnUpdateHover(const FInputDeviceRay& DevicePos) override;
virtual void OnEndHover() override {}
protected:
UE_API void Clear();
UE_API void BeginSetUVs();
UE_API void UpdateSetUVS();
UE_API void ApplySetUVs();
UPROPERTY()
TObjectPtr<UPolyEditSetUVProperties> SetUVProperties;
UPROPERTY()
TObjectPtr<UPolyEditPreviewMesh> EditPreview;
UPROPERTY()
TObjectPtr<UCollectSurfacePathMechanic> SurfacePathMechanic = nullptr;
UPROPERTY()
TObjectPtr<UPolyEditActivityContext> ActivityContext;
bool bIsRunning = false;
bool bPreviewUpdatePending = false;
UE::Geometry::PolyEditActivityUtil::EPreviewMaterialType CurrentPreviewMaterial;
UE::Geometry::FAxisAlignedBox3d ActiveSelectionBounds;
FViewCameraState CameraState;
};
#undef UE_API