Re: [osg-users] VBO as default

2013-01-26 Thread Mathias Fröhlich
Hi, On Friday, January 25, 2013 11:29:22 Glenn Waldron wrote: This is a great topic and I am very interested to learn the facts about this. In osgEarth using display lists (on my NVIDIA GTX275) yields a sizable performance boost over VBOs in many scenarios. In some of my tests I've seen a

Re: [osg-users] VBO as default

2013-01-25 Thread Glenn Waldron
This is a great topic and I am very interested to learn the facts about this. In osgEarth using display lists (on my NVIDIA GTX275) yields a sizable performance boost over VBOs in many scenarios. In some of my tests I've seen a 50%+ reduction in DRAW and GPU times. But there are strange

Re: [osg-users] VBO as default

2013-01-24 Thread Robert Osfield
Hi Terry, On 22 January 2013 20:15, Terry Welsh mogu...@gmail.com wrote: I don't think this has been asked in a while. Is it time to switch Drawables to use VBOs instead of Display Lists by default? I *always* switch it manually, except for a couple exceptional situations. I think VBOs are at

Re: [osg-users] VBO as default

2013-01-24 Thread Mathias Fröhlich
Hi, On Thursday, January 24, 2013 10:27:48 Robert Osfield wrote: On 22 January 2013 20:15, Terry Welsh mogu...@gmail.com wrote: I don't think this has been asked in a while. Is it time to switch Drawables to use VBOs instead of Display Lists by default? I *always* switch it manually,

Re: [osg-users] VBO as default

2013-01-24 Thread Terry Welsh
To: OpenSceneGraph Users osg-users@lists.openscenegraph.org Subject: Re: [osg-users] VBO as default Message-ID: 2803708.in7vaaGG2y@notebook Content-Type: text/plain; charset=us-ascii Hi, On Thursday, January 24, 2013 10:27:48 Robert Osfield wrote: On 22 January 2013 20:15, Terry Welsh mogu...@gmail.com

Re: [osg-users] VBO as default

2013-01-24 Thread Robert Osfield
Hi Terry, On 24 January 2013 18:21, Terry Welsh mogu...@gmail.com wrote: Mathias's point that display lists are deprecated are probably the best reason to try to make the switch. I'm of this view as well, and would go further and say now that modern graphics developers are working across a