From 6e2e1792813397b7bc3cbfd017cf96363b070b3e Mon Sep 17 00:00:00 2001
From: Sandro Santilli <strk@keybit.net>
Date: Thu, 11 Jun 2015 19:58:57 +0000
Subject: [PATCH] Optimize ptarray_locate_along_linear to really honour the
 "from" parameter

git-svn-id: http://svn.osgeo.org/postgis/trunk@13661 b70326c6-7e19-0410-871a-916f4a2858ee
---
 liblwgeom/lwlinearreferencing.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/liblwgeom/lwlinearreferencing.c b/liblwgeom/lwlinearreferencing.c
index ca4ce2f3d..d61423339 100644
--- a/liblwgeom/lwlinearreferencing.c
+++ b/liblwgeom/lwlinearreferencing.c
@@ -1042,7 +1042,7 @@ ptarray_locate_along_linear(const POINTARRAY *pa, double m, POINT4D *p, int from
 		
 	/* Walk through each segment in the point array */
   getPoint4d_p(pa, i, &p1);
-	for ( i = 1; i < pa->npoints; i++ )
+	for ( i = from+1; i < pa->npoints; i++ )
 	{
 		getPoint4d_p(pa, i, &p2);
 
-- 
2.40.0