From ba61ab44af80ff20997a207ef3649081f8561e33 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konstantin=20Ka=CC=88fer?= <mail@kkaefer.com>
Date: Thu, 16 Jan 2014 14:50:54 +0100
Subject: [PATCH] sort tiles high zoom => low zoom level

---
 src/map/map.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/map/map.cpp b/src/map/map.cpp
index 4c05b8f3d..7acede3d4 100644
--- a/src/map/map.cpp
+++ b/src/map/map.cpp
@@ -251,6 +251,11 @@ void map::updateTiles() {
         }
         return obsolete;
     });
+
+    // Sort tiles by zoom level, front to back.
+    tiles.sort([](const tile::ptr& a, const tile::ptr& b) {
+        return a->id.z > b->id.z;
+    });
 }
 
 bool map::render() {