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  3. IMeshPaintComponentAdapter

IMeshPaintComponentAdapter

Interface for a class to provide mesh painting support for a subclass of UMeshComponent

API > API/Plugins > API/Plugins/MeshPaintingToolset

Interface for a class to provide mesh painting support for a subclass of UMeshComponent

   
Name IMeshPaintComponentAdapter
Type class
Header File /Engine/Plugins/MeshPainting/Source/MeshPaintingToolset/Public/IMeshPaintComponentAdapter.h
Include Path #include "IMeshPaintComponentAdapter.h"

Syntax

class IMeshPaintComponentAdapter

Derived Classes

Destructors

Name Remarks Include Path Unreal Specifiers

virtual ~IMeshPaintComponentAdapter()

 D-tor IMeshPaintComponentAdapter.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void ApplyOrRemoveTextureOverride ( UTexture* SourceTexture,
UTexture* OverrideTexture
) const

   IMeshPaintComponentAdapter.h  

void ApplyOrRemoveTextureOverride ( UTexture* SourceTexture,
UTexture* OverrideTexture,
FMaterialUpdateContext& MaterialUpdateContext
) const

 Applies or removes an override texture to use while rendering the meshes materials IMeshPaintComponentAdapter.h  

bool Construct ( UMeshComponent* InComponent,
int32 MeshLODIndex
)

 Constructs the adapter for a specific LOD index using the mesh component IMeshPaintComponentAdapter.h  

FMatrix GetComponentToWorldMatrix()

 Returns the Component to World matrix from the Mesh Component IMeshPaintComponentAdapter.h  

void GetInfluencedVertexData ( const float ComponentSpaceSquaredBrushRadius,
const FVector& ComponentSpaceBrushPosition,
const FVector& ComponentSpaceCameraPosition,
const bool bOnlyFrontFacing,
TArray< TPair< int32, FVector > >& OutData
) const

 Retrieves the influenced vertex indices and positions that intersect the given sphere IMeshPaintComponentAdapter.h  

void GetInfluencedVertexIndices ( const float ComponentSpaceSquaredBrushRadius,
const FVector& ComponentSpaceBrushPosition,
const FVector& ComponentSpaceCameraPosition,
const bool bOnlyFrontFacing,
TSet< int32 >& InfluencedVertices
) const

 Retrieves the influenced vertex indices which intersect the given sphere IMeshPaintComponentAdapter.h  

const TArray< uint32 > & GetMeshIndices()

 Returns the indices for the current LOD index in the Mesh IMeshPaintComponentAdapter.h  

const TArray< FVector > & GetMeshVertices()

 Returns the vertices for the current LOD index in the Mesh IMeshPaintComponentAdapter.h  

int32 GetNumUVChannels()

 Returns the number of UV channels for the current LOD index in the Mesh. IMeshPaintComponentAdapter.h  

void GetTextureCoordinate ( int32 VertexIndex,
int32 ChannelIndex,
FVector2D& OutTextureCoordinate
) const

 Returns the Texture Coordinate at Vertex Index from the Mesh IMeshPaintComponentAdapter.h  

void GetVertexColor ( int32 VertexIndex,
FColor& OutColor,
bool bInstance
) const

 Returns the Vertex Color at Vertex Index from the Mesh IMeshPaintComponentAdapter.h  

void GetVertexPosition ( int32 VertexIndex,
FVector& OutVertex
) const

 Returns the Vertex Position at Vertex Index from the Mesh IMeshPaintComponentAdapter.h  

bool Initialize()

 Returns whether or not initialization of necessary data was successful IMeshPaintComponentAdapter.h  

bool IsValid()

 Returns whether or not this adapter is in a valid state IMeshPaintComponentAdapter.h  

bool LineTraceComponent ( FHitResult& OutHit,
const FVector Start,
const FVector End,
const FCollisionQueryParams& Params
) const

 Returns the result of tracing a line on the component represented by this adapter IMeshPaintComponentAdapter.h  

void OnAdded()

 Called when this adapter is created and added to its owner (used for setting up) IMeshPaintComponentAdapter.h  

void OnRemoved()

 Called when this adapter is removed from its owner and deleted (used for cleaning up) IMeshPaintComponentAdapter.h  

void PostEdit()

 Post Edit to clear up or update necessary data IMeshPaintComponentAdapter.h  

void PreEdit()

 Pre Edit to setup necessary data IMeshPaintComponentAdapter.h  

void QueryPaintableTextures ( int32 MaterialIndex,
int32& OutDefaultIndex,
TArray< struct FPaintableTexture >& InOutTextureList
)

 Retrieves a list of textures which are suitable for painting IMeshPaintComponentAdapter.h  

bool RayIntersectAdapter ( UE::Geometry::FIndex3i& HitTriangle,
FVector& HitPosition,
const FVector Start,
const FVector End
) const

 Returns the hit result which intersect with the given ray IMeshPaintComponentAdapter.h  

void SetVertexColor ( int32 VertexIndex,
FColor Color,
bool bInstance
)

 Sets the Vertex Color at Vertex Index to Color inside of the Mesh IMeshPaintComponentAdapter.h  

TArray< uint32 > SphereIntersectTriangles ( const float ComponentSpaceSquaredBrushRadius,
const FVector& ComponentSpaceBrushPosition,
const FVector& ComponentSpaceCameraPosition,
const bool bOnlyFrontFacing
) const

 Returns the triangle indices which intersect with the given sphere IMeshPaintComponentAdapter.h  

TArray< FVector > SphereIntersectVertices ( const float ComponentSpaceSquaredBrushRadius,
const FVector& ComponentSpaceBrushPosition,
const FVector& ComponentSpaceCameraPosition,
const bool bOnlyFrontFacing
) const

 Returns the vertex positions which intersect the given sphere IMeshPaintComponentAdapter.h  

bool SupportsTextureColorPaint()

 Whether or not this adapter supports texture color painting IMeshPaintComponentAdapter.h  

bool SupportsTexturePaint()

 Whether or not this adapter supports texture asset painting IMeshPaintComponentAdapter.h  

bool SupportsVertexPaint()

 Whether or not this adapter supports vertex painting IMeshPaintComponentAdapter.h  

Static

Name Remarks Include Path Unreal Specifiers

static void DefaultQueryPaintableTextures ( int32 MaterialIndex,
const UMeshComponent* MeshComponent,
int32& OutDefaultIndex,
TArray< struct FPaintableTexture >& InOutTextureList
)

 Default functionality for querying textures from a mesh component which are suitable for texture painting IMeshPaintComponentAdapter.h  

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