From 10f1d84f7e8c99441338ba8cc2637dbb4f53f498 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Thu, 1 Sep 2016 14:42:58 +0100
Subject: [PATCH] Added explict setup of the stats graphing geometry so that
 it's VertexBufferObject is intialized to the correct size to prevent any need
 for later resizing

---
 src/osgViewer/StatsHandler.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/osgViewer/StatsHandler.cpp b/src/osgViewer/StatsHandler.cpp
index 39b77f9c3..e2c373573 100644
--- a/src/osgViewer/StatsHandler.cpp
+++ b/src/osgViewer/StatsHandler.cpp
@@ -753,7 +753,15 @@ protected:
             setUseDisplayList(false);
             setDataVariance(osg::Object::DYNAMIC);
 
-            setVertexArray(new osg::Vec3Array);
+            osg::ref_ptr<osg::BufferObject> vbo = new osg::VertexBufferObject;
+            vbo->setUsage(GL_DYNAMIC_DRAW);
+            vbo->getProfile()._size = (width)*12;
+
+            osg::ref_ptr<osg::Vec3Array> vertices = new osg::Vec3Array;
+            vertices->setBufferObject(vbo.get());
+            vertices->reserve(width);
+
+            setVertexArray(vertices.get());
 
             osg::Vec4Array* colors = new osg::Vec4Array;
             colors->push_back(color);