From: Tim Moore <timoore@redhat.com>
Date: Sun, 15 Feb 2009 00:55:21 +0000 (+0100)
Subject: Fix off-by-one problem in new ground intersection code
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=c59d30febbfdef450fec6775ebc8098b9829bbea;p=flightgear.git

Fix off-by-one problem in new ground intersection code
---

diff --git a/src/FDM/groundcache.cxx b/src/FDM/groundcache.cxx
index b1cd2947c..fd1893065 100644
--- a/src/FDM/groundcache.cxx
+++ b/src/FDM/groundcache.cxx
@@ -382,7 +382,7 @@ void FGGroundCache::getWireIntersectorResults(WireIntersector* wireInt,
                 // Trick to get the ends in the right order.
                 // Use the x axis in the original coordinate system. Choose the
                 // most negative x-axis as the one pointing forward
-                if (linePrim.vertices[1][0] > linePrim.vertices[2][0]) {
+                if (linePrim.vertices[0][0] > linePrim.vertices[1][0]) {
                     cat.start = gv1;
                     cat.end = gv2;
                 } else {