From a7ee3c3e77d04ac98c68b43ef18231eefd1f2615 Mon Sep 17 00:00:00 2001
From: liumiuyong <lmy@meitu.com>
Date: Thu, 9 Apr 2020 17:48:29 +0800
Subject: [PATCH] FIX: truncate max/min longitude,latitude related geo_point
 (ex:  {180, 85.05112878} )

---
 src/geohash.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/geohash.c b/src/geohash.c
index db5ae025a..de9620b7a 100644
--- a/src/geohash.c
+++ b/src/geohash.c
@@ -206,7 +206,11 @@ int geohashDecodeWGS84(const GeoHashBits hash, GeoHashArea *area) {
 int geohashDecodeAreaToLongLat(const GeoHashArea *area, double *xy) {
     if (!xy) return 0;
     xy[0] = (area->longitude.min + area->longitude.max) / 2;
+    if (xy[0] > GEO_LONG_MAX) xy[0] = GEO_LONG_MAX;
+    if (xy[0] < GEO_LONG_MIN) xy[0] = GEO_LONG_MIN;
     xy[1] = (area->latitude.min + area->latitude.max) / 2;
+    if (xy[1] > GEO_LAT_MAX) xy[1] = GEO_LAT_MAX;
+    if (xy[1] < GEO_LAT_MIN) xy[1] = GEO_LAT_MIN;
     return 1;
 }