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MeshNgonListIsValid Method (Int32)

Tests an ngon to see if the vertex and face references are valid and pass partial boundary validity checks.

Namespace:  Rhino.Geometry.Collections
Assembly:  RhinoCommon (in RhinoCommon.dll)
public uint IsValid(
	int index


Type: SystemInt32
The index of the ngon to test.

Return Value

Type: UInt32
0 if the ngon is not valid, otherwise the number of boundary edges.
If the return value is > MeshNgon.BoundaryVertexCount, then the ngon has either inner boundaries or duplicate vertices.
Version Information

Rhino for Windows

Supported in: 6.2
See Also