From f6b11b18a92dbcc6ba6d1fdd5e4b0c71aef493a4 Mon Sep 17 00:00:00 2001
From: Mikko Mononen <memon@inside.org>
Date: Thu, 19 Sep 2013 20:26:22 +0200
Subject: [PATCH] Fix for google code Issue 209

- fixed clamping if indices used in getHeight()
---
 Recast/Source/RecastMeshDetail.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Recast/Source/RecastMeshDetail.cpp b/Recast/Source/RecastMeshDetail.cpp
index b387275..77438fd 100644
--- a/Recast/Source/RecastMeshDetail.cpp
+++ b/Recast/Source/RecastMeshDetail.cpp
@@ -200,8 +200,8 @@ static unsigned short getHeight(const float fx, const float fy, const float fz,
 {
 	int ix = (int)floorf(fx*ics + 0.01f);
 	int iz = (int)floorf(fz*ics + 0.01f);
-	ix = rcClamp(ix-hp.xmin, 0, hp.width);
-	iz = rcClamp(iz-hp.ymin, 0, hp.height);
+	ix = rcClamp(ix-hp.xmin, 0, hp.width - 1);
+	iz = rcClamp(iz-hp.ymin, 0, hp.height - 1);
 	unsigned short h = hp.data[ix+iz*hp.width];
 	if (h == RC_UNSET_HEIGHT)
 	{