equals( obb ) {

		return obb.center.equals( this.center ) &&
			obb.halfSize.equals( this.halfSize ) &&
			obb.rotation.equals( this.rotation );

	}
Returns `true` if the given OBB is equal to this OBB.

@param {OBB} obb - The OBB to test.
@returns {boolean} Whether the given OBB is equal to this OBB or not.