From 9b849587816ec31c960d066302d580fb8eb0adcc Mon Sep 17 00:00:00 2001
From: doum <doum>
Date: 星期四, 20 十一月 2025 17:52:57 +0800
Subject: [PATCH] 最新版本541200007
---
server/visits/dmvisit_service/src/main/java/com/doumee/core/tsp/DistanceCalculator.java | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/server/visits/dmvisit_service/src/main/java/com/doumee/core/tsp/DistanceCalculator.java b/server/visits/dmvisit_service/src/main/java/com/doumee/core/tsp/DistanceCalculator.java
index 4dc03c7..17a6b87 100644
--- a/server/visits/dmvisit_service/src/main/java/com/doumee/core/tsp/DistanceCalculator.java
+++ b/server/visits/dmvisit_service/src/main/java/com/doumee/core/tsp/DistanceCalculator.java
@@ -157,4 +157,16 @@
return (long) (EARTH_RADIUS * c * 1000);
}
+ public static long calculateDistanceDecinal (BigDecimal lat1, BigDecimal lon1, BigDecimal lat2, BigDecimal lon2) {
+ double dLat = Math.toRadians(Constants.formatBigdecimal(lat2).doubleValue() - Constants.formatBigdecimal(lat1).doubleValue());
+ double dLon = Math.toRadians(Constants.formatBigdecimal(lon2).doubleValue() - Constants.formatBigdecimal(lon1).doubleValue() );
+
+ double a = Math.sin(dLat / 2) * Math.sin(dLat / 2) +
+ Math.cos(Math.toRadians(Constants.formatBigdecimal(lat1).doubleValue()))
+ * Math.cos(Math.toRadians(Constants.formatBigdecimal(lat2).doubleValue())) *
+ Math.sin(dLon / 2) * Math.sin(dLon / 2);
+ double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
+
+ return (long) (EARTH_RADIUS * c * 1000);
+ }
}
\ No newline at end of file
--
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