From 188ba774b91263e8dc8fe50e16e2e13c3c67409a Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@dbsgeo.com>
Date: Wed, 22 Feb 2012 14:32:12 -0800
Subject: [PATCH] rollback part of 5dee576 - avoiding skipping nodes with <= 3
 pixels as this fixed only symptoms of the hextree crash and not the root
 cause (note: divide by zero fix is maintained)

---
 include/mapnik/hextree.hpp | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/include/mapnik/hextree.hpp b/include/mapnik/hextree.hpp
index 780c42c56..c3780a9da 100644
--- a/include/mapnik/hextree.hpp
+++ b/include/mapnik/hextree.hpp
@@ -394,16 +394,7 @@ private:
     // clip extreme alfa values
     void create_palette_rek(std::vector<rgba> & palette, node * itr) const
     {
-        /*
-        NOTE: previous code did:
-        
-            // actually, ignore ones with < 3 pixels
-            if (itr->count >= 3)
-
-        But this could lead to memory corruption
-        */
-        
-        if (itr->count > 0)
+        if (itr->count >= 3)
         {
             unsigned count = itr->count;
             byte a = byte(itr->alphas/float(count));