代码片段： https://developers.weixin.qq.com/s/njohFhmW7xEl

核心代码

this.mapCtx = wx.createMapContext('myMap')
      console.log('this.mapCtx')
      const marker1 = {
        id: 1,
        latitude: 40.04975,
        longitude: 116.28526,
        width: 20,
        height: 30,
        name: 'marker1'
        }
        const targetMarkerLngLat = [[116.31633, 40.05944], [116.28643, 40.06416], [116.27044, 40.05795], [116.26855, 40.04716], [116.27976, 40.03818], [116.29841, 40.03945], [116.31486, 40.04656]]
        for (let i = 0; i < targetMarkerLngLat.length - 1; i ++) {
            const lngLatArr = targetMarkerLngLat[i]
            const lngLat = {
                longitude: lngLatArr[0],
                latitude: lngLatArr[1]
            }
            this.mapCtx.addArc({
                id: i,
                start: { latitude: marker1.latitude, longitude: marker1.longitude },
                end: { latitude: lngLat.latitude, longitude: lngLat.longitude },
                angle: 30,
                color: '#ff0000',
                success: () => {},
                complete: (e) => {
                    console.log("complete", e)
                }
            })
    }

安卓真机截图：

安卓真机log：回调显示绘制成功，但实际无弧线

ios绘制无异常：