three.js OrbitControls鼠标按键修改（左平移 右旋转）

createControls() {controls = new OrbitControls(camera, renderer.domElement)//限制最大仰视角和俯视角controls.minPolarAngle = 0controls.maxPolarAngle = 1.5//禁止缩放//controls.enableZoom=false//缩放限制controls.minDistance = 50controls.maxDistance = 450//是否使用键盘controls.enableKeys = false//修改鼠标按键controls.mouseButtons={LEFT:Three.MOUSE.PAN,MIDDLE:Three.MOUSE.DOLLY,RIGHT:Three.MOUSE.ROTATE}},