From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 21 Dec 2013 16:58:31 +0000 (+0200)
Subject: Avoid segfault for trying to refresh a Mesh with no buffers
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=55f24c84b7270e117615b212665f17d64771cede

Avoid segfault for trying to refresh a Mesh with no buffers
---

diff --git a/source/mesh.cpp b/source/mesh.cpp
index 316e5a3a..45b022fa 100644
--- a/source/mesh.cpp
+++ b/source/mesh.cpp
@@ -76,6 +76,9 @@ void Mesh::create_buffers()
 
 void Mesh::refresh() const
 {
+	if(!vbuf)
+		return;
+
 	vertices.refresh();
 	if(dirty)
 	{