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  3. UMeshTexturePaintingTool

UMeshTexturePaintingTool

API > API/Plugins > API/Plugins/MeshPaintingToolset

Inheritance Hierarchy

References

   
Module MeshPaintingToolset
Header /Engine/Plugins/MeshPainting/Source/MeshPaintingToolset/Public/MeshTexturePaintingTool.h
Include #include "MeshTexturePaintingTool.h"

Syntax

UCLASS ()  
class UMeshTexturePaintingTool :  
    public UBaseBrushTool ,  
    public IMeshPaintSelectionInterface

Variables

  Type Name Description
Protected variable bool bCachedClickRay  
Protected variable bool bInDrag  
Protected variable bool bResultValid  
Protected variable bool bStampPending  
Protected variable double InitialMeshArea  
Protected variable FRay PendingClickRay  
Protected variable FVector2D PendingClickScreenPosition  
Protected variable FRay PendingStampRay  
Protected variable UProperty Transient TObjectPtr< UMeshPaintSelectionMechanic > SelectionMechanic  

Constructors

  Type Name Description
Public function    

Functions

  Type Name Description
Protected function FPaintTexture2DData *  
Protected function Virtual void  
Protected function void  
Protected function double

CalculateTargetEdgeLength ( int TargetTriCount
)

  
Public function void  
Public function void  
Public function void

CycleTextures ( int32 Direction
)

  
Protected function Virtual void  
Protected function void  
Public function void  
Protected function void

GatherTextureTriangles ( IMeshPaintComponentAdapter* Adapter,
int32 TriangleIndex,
const int32 VertexIndices,
TArray< FTexturePaintTriangleInfo >* TriangleInfo,
TArray< FTexturePaintMeshSectionInfo >* SectionInfos,
int32 UVChannelIndex
)

  
Public function Const int32 Returns the number of texture that require a commit.
Protected function FPaintTexture2DData *

GetPaintTargetData ( const UTexture2D* InTexture
)

  
Public function Virtual Const bool  
Public function FSimpleDelegate &  
Protected function void

OnTransactionStateChanged ( const FTransactionContext& InTransactionContext,
const ETransactionStateEventType InTransactionState
)

  
Protected function bool

Paint ( const TArrayView< TPair< FVector, FVector > >& Rays
)

  
Protected function bool

Paint ( const FVector& InRayOrigin,
const FVector& InRayDirection
)

  
Protected function void

PaintTexture ( FMeshPaintParameters& InParams,
TArray< FTexturePaintTriangleInfo >& InInfluencedTriangles,
const IMeshPaintComponentAdapter& GeometryInfo,
FMeshPaintParameters* LastParams
)

  
Public function void

PaintTextureChanged ( const FAssetData& AssetData
)

  
Protected function Virtual void  
Public function Const bool

ShouldFilterTextureAsset ( const FAssetData& AssetData
)

  
Protected function void

StartPaintingTexture ( UMeshComponent* InMeshComponent,
const IMeshPaintComponentAdapter& GeometryInfo
)

  
Protected function void  

Overridden from UBaseBrushTool

  Type Name Description
Public function Virtual double Subclasses should implement this to give an estimate of target dimension for brush size scaling

Overridden from UMeshSurfacePointTool

  Type Name Description
Public function Virtual bool

HitTest ( const FRay& Ray,
FHitResult& OutHit
)

  
Public function Virtual void

OnBeginDrag ( const FRay& Ray
)

 UMeshSurfacePointTool implementation.
Public function Virtual void

OnEndDrag ( const FRay& Ray
)

 This function is called when the user releases the button driving a click-drag-release interaction
Public function Virtual void

OnUpdateDrag ( const FRay& Ray
)

 This function is called each frame that the user is in a click-drag-release interaction

Overridden from UInteractiveTool

  Type Name Description
Public function Virtual Const bool  
Public function Virtual Const bool  
Public function Virtual Const bool  
Public function Virtual void

OnPropertyModified ( UObject* PropertySet,
FProperty* Property
)

 Automatically called by UInteractiveToolPropertySet.OnModified delegate to notify Tool of child property set changes
Public function Virtual void

OnTick ( float DeltaTime
)

 Allow the Tool to do any necessary processing on Tick
Public function Virtual void Allow the Tool to do any custom drawing (ie via PDI/RHI)
Public function Virtual void

Setup ()

 UInteractiveTool.
Public function Virtual void

Shutdown ( EToolShutdownType ShutdownType
)

 Called by ToolManager to shut down the Tool

Overridden from IClickDragBehaviorTarget

  Type Name Description
Public function Virtual FInputRayHit IClickDragBehaviorTarget implementation.

Overridden from IModifierToggleBehaviorTarget

  Type Name Description
Public function Virtual void

OnUpdateModifierState ( int ModifierID,
bool bIsOn
)

 Notify target of current modifier state

Overridden from IMeshPaintSelectionInterface

  Type Name Description
Public function Virtual Const bool  
Public function Virtual Const bool  

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