Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-14 Thread Robert Osfield
Hi John, On 9 May 2012 15:52, John Kelso ke...@nist.gov wrote: Many thanks. This problem sure is beginning to smell like driver and/or card to me. I'd love to hear from other Linux users too. I think there is probably a few issues going on here. First up switching on/off subgraphs can cause

Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-09 Thread Stephan Maximilian Huber
Am 09.05.12 09:31, schrieb Ulrich Hertlein: When running this on OS X I'm seeing some odd behaviour as well: - roughly every 7s there is a jump in the draw time (see attached screenshot) - this happens even when *not* switching between the two groups (no update callback installed; both are

Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-09 Thread John Kelso
Do you see the original problem as well? Does it act the same at .5 FPS and no switching, and degrade at 1 FPS? Thanks, John On Wed, 9 May 2012, Ulrich Hertlein wrote: When running this on OS X I'm seeing some odd behaviour as well: - roughly every 7s there is a jump in the draw time (see

Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-09 Thread Stephan Maximilian Huber
Am 09.05.12 15:26, schrieb John Kelso: Do you see the original problem as well? Does it act the same at .5 FPS and no switching, and degrade at 1 FPS? I don't see the original problem, the draw time is constant for both FPS, no peaks, nada. Only if i rotate the cube about 180° performance

Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-09 Thread John Kelso
Many thanks. This problem sure is beginning to smell like driver and/or card to me. I'd love to hear from other Linux users too. John On Wed, 9 May 2012, Stephan Maximilian Huber wrote: Am 09.05.12 15:26, schrieb John Kelso: Do you see the original problem as well? Does it act the same at .5

Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-08 Thread Paul Martz
[mailto:osg-users-boun...@lists.openscenegraph.org] On Behalf Of John Kelso Sent: 07 May 2012 22:24 To: osg-users@lists.openscenegraph.org Subject: [osg-users] framerate drops drastically when turning child nodes on and off Hi all, We are creating a simple flipbook animation. There's a node at the top

[osg-users] framerate drops drastically when turning child nodes on and off

2012-05-07 Thread John Kelso
Hi all, We are creating a simple flipbook animation. There's a node at the top, and after a certain delta time the child node that's on is turned off, and the next child is turned on. If all the child nodes are turned on we get a nice solid 60 FPS. Spin it around, move it here and there, no

Re: [osg-users] framerate drops drastically when turning child nodes on and off

2012-05-07 Thread Philip Taylor
-Original Message- From: osg-users-boun...@lists.openscenegraph.org [mailto:osg-users-boun...@lists.openscenegraph.org] On Behalf Of John Kelso Sent: 07 May 2012 22:24 To: osg-users@lists.openscenegraph.org Subject: [osg-users] framerate drops drastically when turning child nodes on and off