import com.baidu.mapapi.CoordinateConvert;import com.baidu.mapapi.GeoPoint;
GeoPoint p = new GeoPoint(x, y);GeoPoint p2 = CoordinateConvert.bundleDecode(CoordinateConvert.fromWgs84ToBaidu(p));
其变量p为从GPS直接读到的点,p2为在在地图上显示的点;
转自http://www.cnblogs.com/datous/