M

Mesh.GetNormal

Description:
Returns a normal unit vector at the given index.

public XYZ GetNormal(
	int idx
)

Public Function GetNormal ( _
	idx As Integer _
) As XYZ

public:
XYZ^ GetNormal(
	int idx
)

Int32

idx

A zero-based index. It must be consistent with the DistributionOfNormals.

Return Value XYZ value representing a normal unit vector.

Autodesk.Revit.Exceptions.ArgumentException

The given value is not a valid index of a normal of the mesh. A valid value is not negative and is smaller than the number of normals in the mesh.

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Syntax