intrinsic-192 Show3DNormals

192: Show3DNormals(Handle, Enable);

This intrinsic causes the normals to be displayed as short line segments at each vertex of a mesh. This is useful for debugging purposes.

Arguments:

Handle. This argument is an integer handle created by the Add3DObject intrinsic that specifies the mesh that should display normals. The handle must be for a mesh.

Enable. This argument is an integer Boolean that enables or disables the display of normals.