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GetPointConstrain Method (Mesh, Boolean)

Constrains the picked point to lie on a mesh.

Namespace:  Rhino.Input.Custom
Assembly:  RhinoCommon (in RhinoCommon.dll)
public bool Constrain(
	Mesh mesh,
	bool allowPickingPointOffObject


Type: Rhino.GeometryMesh
A mesh to use as constraint.
Type: SystemBoolean
defines whether the point pick is allowed to happen off object. When false, a "no no" cursor is shown when the cursor is not on the object. When true, a normal point picking cursor is used and the marker is visible also when the cursor is not on the object.

Return Value

Type: Boolean
true if constraint could be applied.
Version Information

Rhino for Mac

Supported in: 5.4

Rhino for Windows

Supported in: 6.2
See Also