From 0527fabb4fbd02f719b32df8881229eb224af981 Mon Sep 17 00:00:00 2001
From: rachytski <siarhei.rachytski@gmail.com>
Date: Sun, 16 Jan 2011 19:06:17 +0200
Subject: [PATCH] bug in getUpdateAreas for two non-intersecting screens.

---
 map/render_queue_routine.cpp | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/map/render_queue_routine.cpp b/map/render_queue_routine.cpp
index cff8c59658..16fb1ed39f 100644
--- a/map/render_queue_routine.cpp
+++ b/map/render_queue_routine.cpp
@@ -148,14 +148,19 @@ void RenderQueueRoutine::getUpdateAreas(vector<m2::RectI> & areas)
 
     maxY = minY + my::Abs(dy);
 
-    if (minX != maxX)
-      areas.push_back(m2::RectI(minX, 0, maxX, h));
-    if (minY != maxY)
+    if ((my::Abs(dx) > w) || (my::Abs(dy) > h))
+      areas.push_back(m2::RectI(0, 0, w, h));
+    else
     {
-      if (minX == 0)
-        areas.push_back(m2::RectI(maxX, minY, w, maxY));
-      else
-        areas.push_back(m2::RectI(0, minY, minX, maxY));
+      if (minX != maxX)
+        areas.push_back(m2::RectI(minX, 0, maxX, h));
+      if (minY != maxY)
+      {
+        if (minX == 0)
+          areas.push_back(m2::RectI(maxX, minY, w, maxY));
+        else
+          areas.push_back(m2::RectI(0, minY, minX, maxY));
+      }
     }
   }
   else