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SurfaceCurvatureDirection Method

Gets the principal curvature direction vector at the u,v parameter where the surface curvature was evaluated..

Namespace:  Rhino.Geometry
Assembly:  RhinoCommon (in RhinoCommon.dll)
Since: 5.0
Syntax
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public Vector3d Direction(
	int direction
)

Parameters

direction
Type: SystemInt32
Direction index, valid values are 0 and 1.

Return Value

Type: Vector3d
The specified direction vector.
See Also