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GetPointConstrain Method (Plane, Boolean)
constrain the picked point to lie on a plane.

Namespace: Rhino.Input.Custom
Assembly: RhinoCommon (in RhinoCommon.dll) Version: 5.1.50000.0 (5.0.20693.0)
Syntax
public bool Constrain(
	Plane plane,
	bool allowElevator
)

Parameters

plane
Type: Rhino.GeometryPlane
A plane to use as constraint.
allowElevator
Type: SystemBoolean
true if elevator mode should be allowed at user request.

Return Value

Type: Boolean
true if constraint could be applied.
See Also