From: Daniel Baston <dbaston@gmail.com>
Date: Mon, 28 Dec 2015 22:23:25 +0000 (+0000)
Subject: #3411, Clustering functions not using spatial index
X-Git-Tag: 2.3.0beta1~309
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1ff9c1470fb2ca32ab19569bb570decc9f62accb;p=postgis

#3411, Clustering functions not using spatial index

git-svn-id: http://svn.osgeo.org/postgis/trunk@14530 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/liblwgeom/lwgeom_geos_cluster.c b/liblwgeom/lwgeom_geos_cluster.c
index 38e145fc4..97a6fdb85 100644
--- a/liblwgeom/lwgeom_geos_cluster.c
+++ b/liblwgeom/lwgeom_geos_cluster.c
@@ -22,7 +22,6 @@
  *
  **********************************************************************/
 
-
 #include <string.h>
 #include "liblwgeom.h"
 #include "liblwgeom_internal.h"
@@ -30,6 +29,8 @@
 #include "lwgeom_geos.h"
 #include "lwunionfind.h"
 
+static const int STRTREE_NODE_CAPACITY = 10;
+
 /* Utility struct used to pass information to the GEOSSTRtree_query callback */
 struct UnionIfIntersectingContext
 {
@@ -71,7 +72,7 @@ static struct STRTree
 make_strtree(void** geoms, uint32_t num_geoms, char is_lwgeom)
 {
 	struct STRTree tree;
-	tree.tree = GEOSSTRtree_create(num_geoms);
+	tree.tree = GEOSSTRtree_create(STRTREE_NODE_CAPACITY);
 	if (tree.tree == NULL)
 	{
 		return tree;