M_Rhino_Geometry_Mesh_NormalAt - mcneel/rhinocommon-api-docs GitHub Wiki
Evaluate a mesh normal at a set of barycentric coordinates.
Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll) Version: Rhino 6.0
C#
public Vector3d NormalAt(
MeshPoint meshPoint
)VB
Public Function NormalAt (
meshPoint As MeshPoint
) As Vector3d
- meshPoint
- Type: Rhino.Geometry.MeshPoint
MeshPoint instance contiaining a valid Face Index and Barycentric coordinates.
Type: Vector3d
A Normal vector to the mesh or Vector3d.Unset if the faceIndex is not valid or if the barycentric coordinates could not be evaluated.
Supported in: 6.0.16224.21491, 5D58w