MeshUnsafeLockFaceNormalsArray Method

Retrieves a pointer to the raw mesh face normals array, which uses vectors defined with single precision floating point numbers, or throws an exception if none is available.

Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll)

Since: 8.1

Syntax

Copy

public Vector3f* FaceNormalsArray(
	out int length
)

Visual Basic does not support APIs that consume or return unsafe types.

Parameters

length: Type: SystemInt32
The length of the array. This value is returned by reference (out in C#).

Return Value

Type: Vector3f*
The beginning of the vertex array. Item 0 is the first vertex, and item length-1 is the last valid one.

Exceptions

Exception	Condition
InvalidOperationException	The mesh does not have face normals.

Reference

MeshUnsafeLock Class

Rhino.Geometry Namespace

MeshUnsafeLockAddLanguageSpecificTextSet("LSTACB10C9_0?cpp=::|nu=.");FaceNormalsArray Method

Parameters

Return Value

Reference

MeshUnsafeLockFaceNormalsArray Method