connect( element ) {

		super.connect( element );

		this.domElement.ownerDocument.addEventListener( 'mousemove', this._onMouseMove );
		this.domElement.ownerDocument.addEventListener( 'pointerlockchange', this._onPointerlockChange );
		this.domElement.ownerDocument.addEventListener( 'pointerlockerror', this._onPointerlockError );

	}
Multiplier for how much the pointer movement influences the camera rotation.

@type {number}
@default 1