高德地圖點 轉(zhuǎn) 百度地圖的點

 var coordinate = CLLocationCoordinate2D()
        coordinate.latitude = Double(lat)!
        coordinate.longitude = Double(lon)!

        let gcj02Coord = coordinate
        let bd09Coord = BMKCoordTrans(gcj02Coord, BMK_COORD_TYPE.COORDTYPE_COMMON, BMK_COORD_TYPE.COORDTYPE_BD09LL)
        let pointCoor = BMKMapPointForCoordinate(bd09Coord)