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  3. UTriangleSetComponent

UTriangleSetComponent

A component for rendering an arbitrary assortment of triangles.

API > API/Plugins > API/Plugins/ModelingComponents > API/Plugins/ModelingComponents/Drawing

Inheritance Hierarchy

References

   
Module ModelingComponents
Header /Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/Drawing/TriangleSetComponent.h
Include #include "Drawing/TriangleSetComponent.h"

Syntax

UCLASS&40;&41;  
class UTriangleSetComponent : public UMeshComponent

Remarks

A component for rendering an arbitrary assortment of triangles. Suitable, for instance, for rendering highlighted faces.

Constructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function UE::Geometry::FIndex2i

AddQuad ( const FVector& A,
const FVector& B,
const FVector& C,
const FVector& D,
const FVector& Normal,
const FColor& Color,
UMaterialInterface* Material
)

 Add a Quad (two triangles) with the given vertices, normal, Color, and Material
Public function int32

AddTriangle ( const FRenderableTriangle& OverlayTriangle
)

 Add a triangle to be rendered using the component.
Public function int32

AddTriangle ( const FVector& A,
const FVector& B,
const FVector& C,
const FVector& Normal,
const FColor& Color,
UMaterialInterface* Material
)

 Add a triangle with the given vertices, normal, Color, and Material
Public function void

AddTriangles ( int32 NumIndices,
TFunctionRef< void(int32Index, TArray< FRenderableTriangle >&TrianglesOut)> TriangleGenFunc,
int32 TrianglesPerIndexHint,
bool bDeferRenderStateDirty
)

 Add a set of triangles for each index in a sequence
Public function void

Clear ()

 Clear the triangle set
Public function void

InsertTriangle ( const int32 ID,
const FRenderableTriangle& OverlayTriangle
)

 Insert a triangle with the given ID to be rendered using the component.
Public function Const bool

IsTriangleValid ( const int32 ID
)

 Queries whether a triangle with the given ID exists in the component.
Public function void

RemoveTriangle ( const int32 ID
)

 Remove a triangle from the component.
Public function void

ReserveTriangles ( const int32 MaxID
)

 Reserve enough memory for up to the given ID (for inserting via ID)
Public function void

SetAllTrianglesColor ( const FColor& NewColor
)

 Sets the color of all existing triangles
Public function void Sets the materials of all existing triangles

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