https://developers.weixin.qq.com/miniprogram/dev/api/device/motion/wx.startDeviceMotionListening.html     wx.startDeviceMotionListening({interval:'ui',       success(e) {         wx.onDeviceMotionChange((res) => {           if (res.alpha) {             let timestamp = Date.now()             console.log("motion时间戳",timestamp)             let motion = res             motion.timestamp = timestamp             let time = new Date().toLocaleTimeString()             motion.time = time             let data = {               type: "device",               tag_id: app.globalData.tagId,               data: {                 motion: motion               }             }             // console.log("设备值",res)             let count=that.data.sendCount+1             if(that.data.sendCount%4==0){               sendSocketMessage(data,app.globalData)             }             that.setLocationMakerDirection(res.alpha)             // //console.log("罗盘", res.direction)             that.setData({               angle: res.alpha,               sendCount:count             })           }           // //console.log("设备方向", res.alpha)         })       }     })