From e04611948789a99e7da6f44740049218fe1686a6 Mon Sep 17 00:00:00 2001
From: scrawl <scrawl@baseoftrash.de>
Date: Thu, 4 Jun 2015 16:15:26 +0200
Subject: [PATCH] Fix for unnecessary terrain texture coordinate arrays

---
 components/terrain/terraingrid.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/components/terrain/terraingrid.cpp b/components/terrain/terraingrid.cpp
index 7ae4d8511..322c15196 100644
--- a/components/terrain/terraingrid.cpp
+++ b/components/terrain/terraingrid.cpp
@@ -162,7 +162,8 @@ void TerrainGrid::loadCell(int x, int y)
         textureCompileDummy->getOrCreateStateSet()->setTextureAttributeAndModes(0, layerTextures.back());
     }
 
-    for (unsigned int i=0; i<blendmapTextures.size()+1; ++i)
+    // use texture coordinates for both texture units, the layer texture and blend texture
+    for (unsigned int i=0; i<2; ++i)
         geometry->setTexCoordArray(i, mCache.getUVBuffer());
 
     osg::ref_ptr<osgFX::Effect> effect (new Terrain::Effect(layerTextures, blendmapTextures));