API Reference > geometry-core > CartesianGeometry > Matrix3d > getAxisAndAngleOfRotation getAxisAndAngleOfRotation Method Compute the (unit vector) axis and angle of rotation. getAxisAndAngleOfRotation(): { angle: Angle, axis: Vector3d, ok: boolean } Returns - { angle: Angle, axis: Vector3d, ok: boolean } Returns with result.ok === true when the conversion succeeded. Defined in geometry3d/Matrix3d.ts Line 814 Last Updated: 11 June, 2024