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API > API/Plugins > API/Plugins/DynamicMesh > API/Plugins/DynamicMesh/FGroupTopology
A Group is bounded by closed loops of FGroupEdge elements. A FGroupBoundary is one such loop.
| Name | FGroupBoundary |
| Type | struct |
| Header File | /Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/GroupTopology.h |
| Include Path | #include "GroupTopology.h" |
Syntax
struct FGroupBoundary
Variables
Public
| Name | Type | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|---|
| bIsOnBoundary | bool | True if one or more edges in GroupEdges is on the mesh boundary | GroupTopology.h | |
| GroupEdges | TArray< int > | Ordered list of edges forming this boundary | GroupTopology.h | |
| NeighbourGroupIDs | TArray< int > | List of IDs of groups on the "other side" of this boundary (this GroupBoundary is owned by a particular FGroup) | GroupTopology.h |