getPointerPosition() {

		const indexFingerTip = this.controller.joints[ POINTING_JOINT ];
		if ( indexFingerTip ) {

			return indexFingerTip.position;

		} else {

			return null;

		}

	}
Returns the pointer position which is the position of the index finger tip.

@return {Vector3|null} The pointer position. Returns `null` if not index finger tip joint was found.