左本Web3D

package tag;import java.sql.Timestamp;import java.text.ParseException;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Date;import java.util.HashMap;import java.uti

package tag;public class LocationUtils { private static double EARTH_RADIUS = 6378.137; private static double rad(double d) { return d * Math.PI / 180.0; } /** * 通过经纬度获取距离(单位：米) * * @