Re: [osg-users] WGL_NV_gpu_affinity

a temporary GL context to get the extension function pointers _on a screen driven by an nVidia card_. HTH, Stefan. -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users

[osg-users] WGL_NV_gpu_affinity

/X), the frame rate is cut in half on windows, while it is not on linux. So I'm wonder if rendering commands are actually still send to both cards. Driving multiple GPUs independently is a pain anyhow... -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands

Re: [osg-users] WGL_NV_gpu_affinity

; perhaps that's the cause of the slowness... I'll try in Jan... Robert Osfield wrote: Hi Ferdi, On Wed, Dec 24, 2008 at 11:16 AM, Ferdi Smit ferdi.s...@cwi.nl wrote: Is WGL_NV_gpu_affinity no longer useful on windows? I believe it's a relatively new extension, so rather than

[osg-users] higher level shader chaining support?

, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org

Re: [osg-users] Please test svn/trunk in prep for 2.7.7 dev release

platform. Thanks, Robert. ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands

Re: [osg-users] huge mesh decimation

Meshlab was crashing when I tried it; I've just been testing with 28M polygon stanford lucy (have to convert my other files to an appropriate format). smaller models worked fine (e.g. 10M thai statue). It seems perfect in all other aspects for what I need right now... I don't know how CGAL

[osg-users] large model is not displayed?

; viewer.getCamera()-setCullingMode(osg::CullSettings::NO_CULLING); viewer.setSceneData(root); viewer.addEventHandler(new osgViewer::StatsHandler); viewer.run(); return 0; } -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands

Re: [osg-users] Matrixd vs Vec3d ..

. ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users

Re: [osg-users] large model is not displayed?

, Dec 10, 2008 at 4:28 PM, Ferdi Smit [EMAIL PROTECTED] wrote: Hello, I ran into something peculiar. When loading my own simple binary file format into osg vertex array, normal array and element array (unsigned int) it works fine for models of say 1 million faces (~25MB); however, for the same

[osg-users] huge mesh decimation

I'm trying to produce some simplified versions of large mesh objects (~15-25M triangle CT scans) osgUtil::Simplifier gives me a bad allocation exception when using a model with ~10M triangles... I suppose it was not written for very large models and keeps a lot of data around. Are there any

[osg-users] openscenegraph.org has been down all day here

What the subjects says :) Is it global? Annoying... I use it for reference docs :P -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users@lists.openscenegraph.org http

Re: [osg-users] multiple GPUs on windows?

. Robert. On Sat, Dec 6, 2008 at 9:01 PM, Ferdi Smit [EMAIL PROTECTED] wrote: Hello, How do I open a context on a specific GPU using OSG on windows (vista 64bit with 2 pcie cards)? In linux I can simply configure a second screen using a different GPU by BusID, and then open a context on :0.0

[osg-users] multiple GPUs on windows?

? -- Regards, Ferdi Smit ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org

Re: [osg-users] dynamic LOD

, Ferdi Smit [EMAIL PROTECTED] a écrit: Quick question: is there an (out-of-the-box) osg program/nodekit that does dynamic level-of-detail? I just want to run some comparisons on image quality, so all it has to do is dynamically decimate a very large single-object model (possibly with a preprocessed

Re: [osg-users] dynamic LOD

. On Thu, Dec 4, 2008 at 11:26 PM, Ferdi Smit [EMAIL PROTECTED] wrote: Quick question: is there an (out-of-the-box) osg program/nodekit that does dynamic level-of-detail? I just want to run some comparisons on image quality, so all it has to do is dynamically decimate a very large single-object model

Re: [osg-users] 4m 36 seconds!

a completely fscked-up round-robin scheduler). Cheers, /ulrich ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org -- Regards, Ferdi Smit INS3 Visualization and 3D

Re: [osg-users] 4m 36 seconds!

? Robert. On Thu, Dec 4, 2008 at 10:43 AM, Ferdi Smit [EMAIL PROTECTED] wrote: I've been looking into thread/process affinity with respect to a dual-GPU setup. This is what I found back then: 2 processes, CPU affinity on different cores, each renders the full scene on a different GPU

[osg-users] dynamic LOD

), as opposed to do doing it statically beforehand and then choosing one. I know osg can do that based on distance etc, but that's not what I'm after. -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users

[osg-users] unresolved external(s) in svn: boundingsphere

-- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org

Re: [osg-users] unresolved external(s) in svn: boundingsphere

of the build system using Cmake then a clean build of the OSG. Robert. On Wed, Dec 3, 2008 at 12:07 PM, Ferdi Smit [EMAIL PROTECTED] wrote: I'm getting many unresolved external errors for the current svn version (rev. 9311) error LNK2001: unresolved external symbol public: void __thiscall osg

Re: [osg-users] 4m 36 seconds!

on each core. A core 2 dual has 2 cpu cores and 2 siblings. The core id field says which physical core it is. Robert Osfield wrote: Hi Ferdi, On 12/2/08, Ferdi Smit [EMAIL PROTECTED] wrote: I thought a hyper-threaded CPU was simply exposed as two distinct CPUs, i.e. an intel i7 would show up

[osg-users] texture download to mapped memory

way? I really don't want to download it to an Image and then memcpy it to the mapped region, since that's simply too slow. -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users

Re: [osg-users] texture download to mapped memory

(), 1, 1, GL_LUMINANCE, GL_UNSIGNED_BYTE, (ImageBuffer_[i]-Data_[0]), osg::Image::NO_DELETE); (ImageBuffer_[i]-Data_[0]) is memory in another class. jp Ferdi Smit wrote: What would be the best way to download

Re: [osg-users] Question about views, contexts and threading

still haven't had feedback from the community on this topic as it's likely to be something effected by hardware/drivers and OS. Robert. On Thu, Nov 20, 2008 at 4:05 PM, Ferdi Smit [EMAIL PROTECTED] wrote: Thank you, that at least explains some of the drawing times I've been seeing. I ran more

Re: [osg-users] Question about views, contexts and threading

still hit your target frame rate just fine. Robert. Robert. On Tue, Nov 18, 2008 at 3:31 PM, Ferdi Smit [EMAIL PROTECTED] wrote: Hi Robert, I ran some more tests with a realistic scene of ~25M polygons (25 times the same 1M model). Stand-alone this is rendered at ~15 FPS on one GPU (8800GTX

Re: [osg-users] How to set the size of a point in osg?

/listinfo.cgi/osg-users-openscenegraph.org -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users

Re: [osg-users] Question about views, contexts and threading

to the pixel formats you use. See the osgscreencapture example. Robert. On Mon, Nov 17, 2008 at 5:31 PM, Ferdi Smit [EMAIL PROTECTED] wrote: Thanks Robert. I did a quick test with two viewers from two threads and it appears to be working. Btw, from my experience, PBO doesn't seem to be any faster

[osg-users] Question about views, contexts and threading

, both using shared contexts and with up/downloading of texture data. -- Regards, Ferdi Smit INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org

Re: [osg-users] Question about views, contexts and threading

on the bleeding edge. I think it should work, or at least I can't spot any major problems that might appear. Robert. On Mon, Nov 17, 2008 at 9:37 AM, Ferdi Smit [EMAIL PROTECTED] wrote: I'm looking to do the following in OSG, and I wonder if I'm on the right track (before wasting time needlessly

[osg-users] unsigned int missing in osg::Uniform?

? -- Regards, Ferdi Smit Email: [EMAIL PROTECTED] Room: C0.07 Phone: 4229 INS3 Visualization and 3D Interfaces CWI Amsterdam, The Netherlands ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi