From aa925d851857f50eff0556411366690d9a78a0e5 Mon Sep 17 00:00:00 2001
From: 44323 <443237572@qq.com>
Date: 星期一, 27 十一月 2023 17:30:26 +0800
Subject: [PATCH] Merge branch 'master' of http://120.76.84.145:10101/gitblit/r/java/PlayPai
---
cloud-server-activity/src/main/java/com/dsh/activity/util/GeodesyUtil.java | 64 ++++++++++++++++++++++++++++++++
1 files changed, 64 insertions(+), 0 deletions(-)
diff --git a/cloud-server-activity/src/main/java/com/dsh/activity/util/GeodesyUtil.java b/cloud-server-activity/src/main/java/com/dsh/activity/util/GeodesyUtil.java
new file mode 100644
index 0000000..e9048f2
--- /dev/null
+++ b/cloud-server-activity/src/main/java/com/dsh/activity/util/GeodesyUtil.java
@@ -0,0 +1,64 @@
+package com.dsh.activity.util;
+
+import org.gavaghan.geodesy.Ellipsoid;
+import org.gavaghan.geodesy.GeodeticCalculator;
+import org.gavaghan.geodesy.GeodeticCurve;
+import org.gavaghan.geodesy.GlobalCoordinates;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 计算两个金纬度坐标之间的直线距离
+ */
+public class GeodesyUtil {
+
+
+ /**
+ * 获取直线距离
+ *
+ * @param fromLonLat
+ * @param toLonLat
+ * @return
+ */
+ public static Map<String, Double> getDistance(String fromLonLat, String toLonLat) {
+ String[] from = fromLonLat.split(",");
+ String[] to = toLonLat.split(",");
+ GlobalCoordinates source = new GlobalCoordinates(Double.valueOf(from[1]), Double.valueOf(from[0]));
+ GlobalCoordinates target = new GlobalCoordinates(Double.valueOf(to[1]), Double.valueOf(to[0]));
+ double Sphere = getDistanceMeter(source, target, Ellipsoid.Sphere);
+ double WGS84 = getDistanceMeter(source, target, Ellipsoid.WGS84);
+ double GRS80 = getDistanceMeter(source, target, Ellipsoid.GRS80);
+ double GRS67 = getDistanceMeter(source, target, Ellipsoid.GRS67);
+ double ANS = getDistanceMeter(source, target, Ellipsoid.ANS);
+ double WGS72 = getDistanceMeter(source, target, Ellipsoid.WGS72);
+ double Clarke1858 = getDistanceMeter(source, target, Ellipsoid.Clarke1858);
+ double Clarke1880 = getDistanceMeter(source, target, Ellipsoid.Clarke1880);
+// System.out.println("Sphere坐标系计算结果："+Sphere + "米");
+// System.out.println("WGS84坐标系计算结果："+WGS84 + "米");
+// System.out.println("GRS80坐标系计算结果："+GRS80 + "米");
+// System.out.println("GRS67坐标系计算结果："+GRS67 + "米");
+// System.out.println("ANS坐标系计算结果："+ANS + "米");
+// System.out.println("WGS72坐标系计算结果："+WGS72 + "米");
+// System.out.println("Clarke1858坐标系计算结果："+Clarke1858 + "米");
+// System.out.println("Clarke1880坐标系计算结果："+Clarke1880 + "米");
+ Map<String, Double> map = new HashMap<>();
+ map.put("Sphere", Sphere);
+ map.put("WGS84", WGS84);
+ map.put("GRS80", GRS80);
+ map.put("GRS67", GRS67);
+ map.put("ANS", ANS);
+ map.put("WGS72", WGS72);
+ map.put("Clarke1858", Clarke1858);
+ map.put("Clarke1880", Clarke1880);
+ return map;
+ }
+
+
+ private static double getDistanceMeter(GlobalCoordinates gpsFrom, GlobalCoordinates gpsTo, Ellipsoid ellipsoid) {
+ //创建GeodeticCalculator，调用计算方法，传入坐标系、经纬度用于计算距离
+ GeodeticCurve geoCurve = new GeodeticCalculator().calculateGeodeticCurve(ellipsoid, gpsFrom, gpsTo);
+ return geoCurve.getEllipsoidalDistance();
+ }
+
+}
--
Gitblit v1.7.1