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  3. UDataflowEditorWeightMapPaintTool

UDataflowEditorWeightMapPaintTool

Mesh Element Paint Tool Class

API > API/Plugins > API/Plugins/DataflowEditor > API/Plugins/DataflowEditor/DataflowEditorTools

Inheritance Hierarchy

References

   
Module DataflowEditor
Header /Engine/Plugins/Experimental/Dataflow/Source/DataflowEditor/Public/DataflowEditorTools/DataflowEditorWeightMapPaintTool.h
Include #include "DataflowEditorTools/DataflowEditorWeightMapPaintTool.h"

Syntax

UCLASS ()  
class UDataflowEditorWeightMapPaintTool : public UMeshSculptToolBase

Remarks

Mesh Element Paint Tool Class

Variables

  Type Name Description
Protected variable TSet< int32 > AccumulatedTriangleROI  
Public variable UProperty TObjectPtr< UDataflowEditorMeshWeightMapPaintToolActions > ActionsProps  
Protected variable TUniquePtr< UE::Geometry::FDynamicMeshChangeTracker > ActiveWeightEditChangeTracker  
Protected variable UE::Geometry::FDynamicMeshWeightAttribute * ActiveWeightMap  
Protected variable bool bAnyChangeMade  
Protected variable bool bHaveDynamicMeshToWeightConversion DynamicMesh might be unwelded mesh, but weights are on the welded mesh.
Protected variable bool bHavePendingAction  
Protected variable bool bPendingPickWeight  
Protected variable bool bUndoUpdatePending  
Protected variable FVector3d CurrentBaryCentricCoords  
Protected variable UProperty TObjectPtr< UDataflowContextObject > DataflowEditorContextObject  
Protected variable UProperty TObjectPtr< UDynamicMeshComponent > DynamicMeshComponent  
Protected variable TArray< int32 > DynamicMeshToWeight  
Public variable UProperty TObjectPtr< UDataflowEditorWeightMapPaintBrushFilterProperties > FilterProperties Filters on paint brush
Protected variable FToolDataVisualizer GradientSelectionRenderer  
Protected variable TUniquePtr< UE::Geometry::FTriangleGroupTopology > GradientSelectionTopology  
Protected variable UE::Geometry::FGroupTopologySelection HighValueGradientVertexSelection  
Protected variable UE::Geometry::FGroupTopologySelection LowValueGradientVertexSelection  
Protected variable UProperty TObjectPtr< UMeshElementsVisualizer > MeshElementsDisplay  
Protected variable TUniquePtr< UE::Geometry::FDynamicMeshAABBTree3 > MeshSpatial  
Protected variable UDataflowEditorMode * Mode  
Protected variable TArray< int > NormalsBuffer  
Protected variable TArray< int32 > NormalSeamEdges  
Protected variable UE::Geometry::FDynamicMeshOctree3 Octree  
Protected variable FDelegateHandle OnDynamicMeshComponentChangedHandle  
Protected variable EDataflowEditorWeightMapPaintToolActions PendingAction  
Protected variable EDataflowEditorWeightMapPaintBrushType PendingStampType  
Protected variable UProperty TObjectPtr< UPolygonSelectionMechanic > PolygonSelectionMechanic Gradient Support
Public variable UProperty TObjectPtr< UPolyLassoMarqueeMechanic > PolyLassoMechanic Marquee Support
Protected variable UProperty TObjectPtr< AInternalToolFrameworkActor > PreviewMeshActor Internals
Protected variable TArray< int32 > ROITriangleBuffer  
Protected variable TArray< double > ROIWeightValueBuffer  
Protected variable TArray< int > TempROIBuffer  
Protected variable TSet< int > TriangleROI  
Protected variable TArray< FVector3d > TriNormals  
Public variable UProperty TObjectPtr< UDataflowEditorUpdateWeightMapProperties > UpdateWeightMapProperties  
Protected variable TArray< int32 > UVSeamEdges  
Protected variable TArray< int > VertexROI  
Protected variable TSet< int > VertexSetBuffer  
Protected variable TArray< bool > VisibilityFilterBuffer  
Protected variable FDataflowCollectionAddScalarVertexPropertyNode * WeightMapNodeToUpdate  
Protected variable TArray< TArray< int32 > > WeightToDynamicMesh  

Functions

  Type Name Description
Public function Static void  
Protected function Virtual void  
Protected function bool  
Public function void

ApplyVisibilityFilter ( const TArray< int32 >& Vertices,
TArray< int32 >& VisibleVertices
)

  
Public function void

ApplyVisibilityFilter ( TSet< int32 >& Triangles,
TArray< int32 >& ROIBuffer,
TArray< int32 >& OutputBuffer
)

  
Protected function void  
Public function void  
Protected function void  
Protected function void  
Public function void  
Protected function Const int32  
Protected function FColor

GetColorForWeightValue ( double WeightValue
)

  
Protected function Const void

GetCurrentWeightMap ( TArray< float >& OutWeights
)

  
Protected function Const double  
Protected function Const double  
Protected function bool  
Public function Const bool  
Public function void

InvertCurrentWeightAction ( bool bInvertSurfaceOnly
)

  
Public function Const bool  
Protected function void

OnDynamicMeshComponentChanged ( UDynamicMeshComponent* Component,
const FMeshVertexChange* Change,
bool bRevert
)

 Realtime visualization
Protected function void

OnPolyLassoFinished ( const FCameraPolyLasso& Lasso,
bool bCanceled
)

  
Protected function void  
Protected function void  
Public function Virtual void Action support
Public function void  
Public function void  
Public function void

SetVerticesToWeightMap ( const TSet< int32 >& Vertices,
double WeightValue,
bool bIsErase
)

  
Protected function bool  
Protected function bool  
Protected function bool

UpdateBrushPosition ( const FRay& WorldRay
)

  
Protected function void  
Protected function void

UpdateROI ( const FSculptBrushStamp& CurrentStamp
)

  
Protected function void  
Protected function bool

UpdateStampPosition ( const FRay& WorldRay
)

  
Protected function void  
Protected function void

UpdateVertexColorOverlay ( const TSet< int >* TrianglesToUpdate
)

  
Protected function void  

Overridden from UMeshSculptToolBase

  Type Name Description
Public function Virtual void

CommitResult ( UBaseDynamicMeshComponent* Component,
bool bModifiedTopology
)

 Subclass can override this to change what results are written.
Public function Virtual void  
Public function Virtual void  
Protected function Virtual int32

FindHitSculptMeshTriangle ( const FRay3d& LocalRay
)

  
Protected function Virtual int32

FindHitTargetMeshTriangle ( const FRay3d& LocalRay
)

  
Protected function Virtual TUniquePtr< FMeshSculptBrushOp > &  
Protected function Virtual FDynamicMesh3 *  
Protected function Virtual Const const FDynamicMesh3 *  
Protected function Virtual UBaseDynamicMeshComponent * UMeshSculptToolBase API.
Public function Virtual void We override these so we can update the separate BrushSize property added for this tool
Public function Virtual void  
Protected function Virtual void

OnBeginStroke ( const FRay& WorldRay
)

  
Protected function Virtual void  
Protected function Virtual Const bool For any subclass where this returns false, BrushProperties will not be automatically saved/restored, so the class won't use BrushProperties changes made in other tools.
Protected function Virtual Const bool  
Public function Virtual void  
Public function Virtual void When in a stroke, this function determines when a new stamp should be emitted, based on spacing and flow rate settings

Overridden from UInteractiveTool

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

DrawHUD ( FCanvas* Canvas,
IToolsContextRenderAPI* RenderAPI
)

 Allow the Tool to do any custom screen space drawing
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 Override this function to register the set of Actions this Tool supports, using FInteractiveToolActionSet::RegisterAction.
Public function Virtual void Allow the Tool to do any custom drawing (ie via PDI/RHI)
Public function Virtual void

Setup ()

 Register InputBehaviors, etc
Public function Virtual void

Shutdown ( EToolShutdownType ShutdownType
)

 Called by ToolManager to shut down the Tool

Overridden from IHoverBehaviorTarget

  Type Name Description
Public function Virtual bool

OnUpdateHover ( const FInputDeviceRay& DevicePos
)

 Update active hover sequence with new input position

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