Re: [osg-users] osgstereomatch not working on Windows, NVIDIA 8800

Hi, I will try later with the latest svn. I have an older version (8504) and your posted command line for stereomatch works on Linux here: The top right is white, but the top left shows the disparity image. osgmultiplerendertargets without params should display a light yellow square. I

[osg-users] Web and svn server down?

They seem unreachable a.t.m Paul ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org

Re: [osg-users] Web and svn server down?

Hi, I can also confirm svn via https seems down. jp Paul Melis wrote: They seem unreachable a.t.m Paul ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org --

Re: [osg-users] Textures not displaying properly when you open the OSG window the second t ime arround in a Win32 application

Hi Robert, I managed to solve the problem, thanks a lot for pointing me in the right direction! I am using OSG version 2.6, and did see that in the destructor of the CompositeViewer, there is a call to GraphicsContext::close() which flushes the objects... But, as you said, I was removing some

Re: [osg-users] Web and svn server down?

and seems up now... J.P. Delport wrote: Hi, I can also confirm svn via https seems down. jp Paul Melis wrote: They seem unreachable a.t.m Paul ___ osg-users mailing list osg-users@lists.openscenegraph.org

Re: [osg-users] How can I render to two textures by turns?

HI J.P, Would you be willing for this example to be merged with the OSG as a standard example? Cheers, Robert. On Mon, Sep 29, 2008 at 7:56 AM, J.P. Delport [EMAIL PROTECTED] wrote: Hi, the attached example shows a simple way to do this. Also search the list for osgPPU. jp Lilinx

Re: [osg-users] How can I render to two textures by turns?

Hi Robert, yes, that was the intention when I first made it. I have just not taken time to clean it up and name it properly. It is basically the game of life implemented in GPU with ping-pong textures. It also illustrates only one possible ping-pong method (with multiple cameras below

Re: [osg-users] osgstereomatch not working on Windows, NVIDIA 8800

Hi, just recompiled latest svn (8953) and stereomatch and multiplerendertargets work OK. Linux NVidia 7400 Go (177.67). sorry I can't help on Windows. Anyone else? jp J.P. Delport wrote: Hi, I will try later with the latest svn. I have an older version (8504) and your posted command line

[osg-users] Pager problem

Hi all, I am currently facing a strange problem with the database pager : - On an Intel QuadCore CPU with 2 NVidia GPUs (8800 GT), after some time (several hours), the pager stops to load new nodes. The file request list size continues to grow but no new nodes are added to the graph. And finally

[osg-users] useCursor

I'm attempting to turn off the cursor using     osgViewer::Viewer::Windows windows;    _viewer-getWindows(windows);    for (osgViewer::Viewer::Windows::iterator itr = windows.begin();     itr != windows.end();   

Re: [osg-users] cullcallback and visitor ?

Hi I make a little UP because I go now a strange problem : My Cullcallback seem to engender some other problems in my application. When I put it, the application can crash or freeze, pretending sometimes not enough memory (false, I've checked) or some other error messages with no relation with

[osg-users] vpb: Spherical terrains?

Hello: As recommended in this forum, I installed both osg and vpb from svn and I was able to reproduce the example with the Punget terrain. Now I want to try it with planets, starting with the moon. I started trying with these parameters --geocentric --spherical --radius-equator 1735000 but I

Re: [osg-users] cullcallback and visitor ?

Hi Vincent, There isn't really any much of clue about what might be wrong from your email, so you are probably going to have rely on your own skills to track down what you've done wrong. The only hint I got from you email was mention of a out of memory, which could suggest many things including

Re: [osg-users] vpb: Spherical terrains?

Hi Alejandro, The GDAL error that is produced suggests that you are trying to apply a transform to the data when the data doesn't have an geocentric infomation associated with it - which boils down to it can't transform data when it doesn't know what coordinate system it's starting off in. You

[osg-users] osgdem --terrain vs polygon count?

Hi all, I admit I don't know what causes osgdem --terrain to take so little time to generate the same terrain that would take hours without that option. I suspect that's part of the answer to my question. But I'd like to know a few of the details if possible. I was wondering why, when I

Re: [osg-users] osgdem --terrain vs polygon count?

Hi J-S, The main speed up with using --terrain in the osgdem/vpbmaster build is that the tile geometry doesn't need to simplified - it can just be aquired from the source DEM's as grids and then output as grids. At runtime there will typically many more triangles being rendered with an --terrain

Re: [osg-users] cullcallback and visitor ?

Ok, So I've some question for you : It is usefull to put a traverse() call in a cullcallback ? are there some actions we can not put in a cullcallback ? thanks, Regards Vincent 2008/9/29 Robert Osfield [EMAIL PROTECTED] Hi Vincent, There isn't really any much of clue about what might be

Re: [osg-users] osgstereomatch not working on Windows, NVIDIA 8800

J.P. Delport wrote on Monday, September 29, 2008 4:17 AM: Hi, just recompiled latest svn (8953) and stereomatch and multiplerendertargets work OK. Linux NVidia 7400 Go (177.67). sorry I can't help on Windows. Anyone else? Thanks for checking. I'll try the latest NVidia driver release.

[osg-users] Example osgtexture1d

Hi, While playing with the example osgtexture1d, I wasn't able to see the changes from object linear to eye linear mode. I've run the example both on linux and windows with latest svn version. I would have expected to see bands of colours linked to the object in OBJECT_LINEAR and eye linked bands

Re: [osg-users] osgdem --terrain vs polygon count?

Hi Robert, The main speed up with using --terrain in the osgdem/vpbmaster build is that the tile geometry doesn't need to simplified - it can just be aquired from the source DEM's as grids and then output as grids. [...] The key thing to remember with --terrain databases is that since the

[osg-users] Converting GeoTiff to UTM - unable to compute output bounds

Hi all, This is probably just a sign of my inexperience in using gdal and GeoTiffs... I'm getting this error message when trying to convert a GeoTiff to UTM (in meters): gdalwarp -t_srs +proj=utm +zone=32 +datum=WGS84

Re: [osg-users] Example osgtexture1d

oups .. forgotten OSG svn rev 8956 David Callu 2008/9/29 David Callu [EMAIL PROTECTED] Hi Mathieu Same thing for me. Fedora 8, kernel 2.6.26 gcc 4.1.3 driver NVidia 173.14.12 David Callu 2008/9/29 Mathieu MARACHE [EMAIL PROTECTED] Hi, While playing with the example

Re: [osg-users] Converting GeoTiff to UTM - unable to compute output bounds

J-S, from the looks of the coords, your original file may have already been in UTM to begin with. When you ran gdal_translate -a_srs WGS84 file.tif file.wgs84.tif you assigned a WGS84 projection to what appears to be a UTM tif file. Can you double-check this? Glenn On Mon, Sep 29, 2008 at 11:34

Re: [osg-users] Converting GeoTiff to UTM - unable to compute output bounds

Hi Glenn, J-S, from the looks of the coords, your original file may have already been in UTM to begin with. When you ran gdal_translate -a_srs WGS84 file.tif file.wgs84.tif you assigned a WGS84 projection to what appears to be a UTM tif file. Can you double-check this? Hm, interesting, all

Re: [osg-users] osgstereomatch not working on Windows, NVIDIA 8800

Thrall, Bryan wrote on Monday, September 29, 2008 10:06 AM: J.P. Delport wrote on Monday, September 29, 2008 4:17 AM: Hi, just recompiled latest svn (8953) and stereomatch and multiplerendertargets work OK. Linux NVidia 7400 Go (177.67). sorry I can't help on Windows. Anyone else?

Re: [osg-users] Getting started with OSG and GLSL

also see http://mew.cx/osg_glsl_july2005.pdf cheers -- mew On Fri, Sep 19, 2008 at 3:22 AM, Filip R. Andersson [EMAIL PROTECTED] wrote: Hi all, I would like to add shading effects to my application, which uses OSG, but have never programmed GLSL or Cg before. Can anyone please guide me to

Re: [osg-users] cullcallback and visitor ?

Hi Vincent, You have to call traverse() in your callback, as node callbacks are in effect traversal callbacks, if you don't include the traversal of the subgraph nothing will happen, just make sure you don't traverse the parent otherwise you'll end up with an infinite loop. Robert. On Mon, Sep

Re: [osg-users] osgdem --terrain vs polygon count?

Hi J-S, You need to decide what you want to do, but personally I'd recommend using --terrain and then in your app decide how much detail you want, you can make this user definable, provide reasonable defaults for different classes of hardware 0 they key is it's under your control and even after

Re: [osg-users] Example osgtexture1d

Hi Mathieu, EYE_LINEAR is only relative to the eye when you use a identiy modelview matrix. Robert. On Mon, Sep 29, 2008 at 4:06 PM, Mathieu MARACHE [EMAIL PROTECTED] wrote: Hi, While playing with the example osgtexture1d, I wasn't able to see the changes from object linear to eye linear

Re: [osg-users] 2.6.1 RC1 tag created

Paul, Will this release include the FLT Export fix for PositionAttitudeTransforms AND the FLT ExportOptions texture path stripping option initialization in the constructor with ReaderWriterOptions passed in? Thanks, John Argentieri -Original Message- From: [EMAIL PROTECTED]

Re: [osg-users] Converting GeoTiff to UTM - unable to compute output bounds

J-S, if you know it is UTM 32N, you can assign that CS with something like gdal_translate -a_srs +proj=utm +zone=32 +datum=WGS84 +units=m file.tif file.utm32.tif HTH. Glenn On Mon, Sep 29, 2008 at 12:06 PM, Jean-Sébastien Guay [EMAIL PROTECTED] wrote: Hi Glenn, J-S, from the looks of the

Re: [osg-users] 2.6.1 RC1 tag created

Paul, Will this release include the FLT Export fix for PositionAttitudeTransforms AND the FLT ExportOptions texture path stripping option initialization in the constructor with ReaderWriterOptions passed in? Yes, both of those are included. The other FLT fix we discussed (the

Re: [osg-users] Converting GeoTiff to UTM - unable to compute output bounds

Hi Glenn, J-S, if you know it is UTM 32N, you can assign that CS with something like gdal_translate -a_srs +proj=utm +zone=32 +datum=WGS84 +units=m file.tif file.utm32.tif OK, thanks for the tip. Slowly learning these tools and file formats... J-S --

Re: [osg-users] 2.6.1 RC1 tag created

Thanks! to Paul and the rest of the OSG devs for maintaining OSG as a great package. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Paul Martz Sent: Monday, September 29, 2008 1:49 PM To: 'OpenSceneGraph Users' Subject: Re: [osg-users] 2.6.1 RC1 tag

[osg-users] LiSPSM and main camera nearFarRatio?

Hi all, Hi Wojtek, I've been working on deploying the new LiSPSM in our simulators. While fixing a totally unrelated problem today (when viewing from inside the cockpit, the cockpit geometry was being clipped), I added some parameters to control the nearFarRatio on a camera. I have no idea

Re: [osg-users] LiSPSM and main camera nearFarRatio?

Hi J-S, I guess its related to my computation of clamped projection matrix. I need to compute this matrix myself as its not yet computed when I cull shadows. It is computed at the end of whole traversal. I copied clamping code from osgSim::OverlayNode. I guess that for this computation I may

Re: [osg-users] [osg-submissions] View Dependent Shadow maps(LispSM)

Hi Adrian, I will check it. Hopefully tomorrow (tuesday) Maybe I will be able to find what is wrong. Cheers, Wojtek [Wojciech Lewandowski] -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Adrian Egli OpenSceneGraph (3D) Sent: Saturday, September 27, 2008

Re: [osg-users] osgPPU and multiple processor

Hi Art, It works fine to switch between multiple processor, with or without osg::Switch. It was my error too many threads in my application :D Thanks Alex Hi Alexandre, I have never tried to alternate osgppu's processors dynamicly while rendering. I am not sure if it is a good idea at

[osg-users] When to use AdapterWidget vs QOSGWidget?

I'm a little confused about the difference between AdapterWidget and QOSGWidget. As far as I can see AdapterWidget derives from QGLwidget and so should be a drop in replacement in any opengl sample. But QOSGWidget is a QWidget and so can be used directly in a mainwindow. Are there any other

Re: [osg-users] When to use AdapterWidget vs QOSGWidget?

Hi Martin, AdapterWidget using GraphicsWindowEmbedded to enable osgViewer to reuse an already create OpenGL context, this route is easy to implement, but and it's a big but, it doesn't integrate any of the high level context management that multi-threading or switching between contexts requires -