From: Tom Hughes <tom@compton.nu>
Date: Sun, 18 Aug 2024 10:54:48 +0000 (+0100)
Subject: Merge remote-tracking branch 'upstream/pull/5089'
X-Git-Tag: live~289
X-Git-Url: https://git.openstreetmap.org./rails.git/commitdiff_plain/a11c02122d3d9e17cdf4b9852254501e62767b59?hp=cfaae9eadd794d646950421c8d21a6fe356e727f

Merge remote-tracking branch 'upstream/pull/5089'
---

diff --git a/app/assets/javascripts/osm.js.erb b/app/assets/javascripts/osm.js.erb
index e429f4479..e08528f84 100644
--- a/app/assets/javascripts/osm.js.erb
+++ b/app/assets/javascripts/osm.js.erb
@@ -204,7 +204,9 @@ OSM = {
   },
 
   zoomPrecision: function(zoom) {
-    return Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2));
+    var pixels = Math.pow(2, 8 + zoom);
+    var degrees = 180;
+    return Math.ceil(Math.log10(pixels / degrees));
   },
 
   locationCookie: function(map) {