Re: [osg-users] osgIntrospection serialization

Hi, On 14/04/10 18:50, Torben Dannhauer wrote: Hi Delport, I'm a bloody beginner using boost, so I tried to compile it myself (failed) and to install/use prebuild packages for VC 2005 (also failed). Finally, after a full week of disappointment I stopped this approach and implemented my own

Re: [osg-users] osgIntrospection serialization

Hi, On 15/04/10 08:33, J.P. Delport wrote: Hi, On 14/04/10 18:50, Torben Dannhauer wrote: Hi Delport, I'm a bloody beginner using boost, so I tried to compile it myself (failed) and to install/use prebuild packages for VC 2005 (also failed). Finally, after a full week of disappointment I

[osg-users] Out of memory problem

Hi all, I am facing a new problem with an application playing a big video (768x5842) on a setup with 2 graphic cards and 4 screens. After playing this video, we also need to render some big images (10 images of 5842x5842px, we cut them in several parts). Everything goes well when testing my app,

Re: [osg-users] Absolute position of an object

Tomlinson, Gordon wrote: As you don't show your code I have to ask a couple of obvious questions Is the node you loaded a child of the PAT? Has the PAT been added to the Scene? Gordon Tomlinson Product Manager 3d Technology Project Wyvern Overwatch(r) An Operating Unit of Textron

Re: [osg-users] FBX plugin with FBX SDK 2011.2

Will your modified CMake find file find the required version (2011.2) even if both 2010.2 and 2011.2 are installed? Yes on Windows, but on other platforms it will depend on the value of the FBX_DIR environment variable. ___ osg-users mailing list

[osg-users] [vpb] terrain cracks

Hi, i have built one simple terrain database but with some visual problems [Image: http://img405.imageshack.us/img405/2875/screenshot0c.jpg ] (http://img405.imageshack.us/i/screenshot0c.jpg/) here the gdalinfo for the elevation Driver: GTiff/GeoTIFF Files: SRTM_u03_p198r035.tif Size is

Re: [osg-users] strange Matrix interface

can somebody explain to me why in Matrixd/Matrixf there is a getRotate, setRotate, getTrans, setTrans, getScale ... but no setScale? is there a reason for this? You could argue that function should be added. However that could lead to people doing mat.setTrans(...) mat.setRotation(...)

[osg-users] DAE reader - Handling of double precision

Hi all, I'm working on making Collada (DAE) able to read/write double precision numbers. Format seems to store floating points values as xs:double, which is IEEE 754 double precision. So, should I simply convert to float at the time data is put in geometry (vertices, colors, normals, etc.)

Re: [osg-users] DAE reader - Handling of double precision

domSourceReader doesn't need to create any array until getFloat/Vec2/Vec3/Vec4/MatrixArray is called. So I suggest adding an argument to each of those functions specifying a float or double hint, and at that point if the array hasn't already been created then create it with the appropriate

Re: [osg-users] How to not show textures

Thank you, Gordon, for your answer, unfortunately it's not working for me, and I have no idea why that is. Can it depend on the way the textures are built in in the scene? Is there perhaps some other way to do this? Cheers, Inos -- Read this topic online here:

Re: [osg-users] Out of memory problem

Hi Serge, I don't know of any tools for reporting back memory consumption of the graphics card, unfortunately OpenGL has never provide an help here either :-| W.r.t tackling your memory issues, routes you could look at are to use the new texture object pool, use the env var OSG_TEXTURE_POOL_SIZE

Re: [osg-users] About OSG and Distributed Issue?

Hi Donlin, 2010/4/14 xyc508 xyc...@163.com: how to develop OSG for Distributed usage? Could one give which Distributed tool or software is right or best? There are plenty of different approaches, which is best for you? Well I don't really know what you have in mind by Distributed usage, if

Re: [osg-users] ConvexHull

Hi Nitin? NRangari? Could you sign with your first name so we know how to address you thanks. As for the lack in any mesh rendering well it kinda looks like you aren't doing anything to rendering, you just have a disconnected bunch of variables that have no relation to the based class. I'm

Re: [osg-users] run-on-demand

On Wed, Apr 14, 2010 at 3:24 PM, Paul Gotzel paul.got...@us.cd-adapco.com wrote: Robert, Unfortunately, this causes another problem.  Now when I do this: It doesn't cause another other problems, the resize issue was there before... $ osgviewerd --run-on-demand --window 0 0 400 400 cow.osg

Re: [osg-users] Should I stop the rendering thread when updating the scene graph? I suppose not, but..

Hi Oleg, As long as you set you dynamic Drawable and StateSet's DataVariance field to DYNAMIC the viewer update and rendering traversals will not overlap. There has been lots of discussion about this over the years so please do some searches. No if the problem is that you have the frame loop

Re: [osg-users] strange Matrix interface

thanks for your reply Michael Platings wrote: However that could lead to people doing mat.setTrans(...) mat.setRotation(...) mat.setScale(...) and then wondering why setting the rotation didn't have any effect (setting the scale would overwrite it). okay, i wasn't aware of setRotation

Re: [osg-users] Out of memory problem

Hi Serge, On 15/04/10 09:14, Serge Lages wrote: Hi all, I am facing a new problem with an application playing a big video (768x5842) on a setup with 2 graphic cards and 4 screens. After playing this video, we also need to render some big images (10 images of 5842x5842px, we cut them in several

Re: [osg-users] Shader program crash

I did some more tests an i found out, that the crash happens when i use: Code: sphereStateSet-setAttributeAndModes(program,osg::StateAttribute::ON) This works for me: Code: sphereStateSet-setAttribute(program); I would be happy if someone could explain, why it may crash setting the Mode

Re: [osg-users] strange Matrix interface

m.inverse( m ); ? Don't use it like that as it'll cause an extra matrix copy (see line 614 of Matrix_implementation.cpp). Basically m1.invert(m2); is a more efficient way to express m1 = Matrix::inverse(m2); btw: i am not the only one struggling with the matrix interface, maybe it would be

Re: [osg-users] Shader program crash

Did you find a fix for this? I got the same problem on my computer. I startet to write some shaders myself and i get the access violation error too. The osgforest example is working fine. I modified the shaders in there and it also worked fine. Then i started to modify the osgviewer application

[osg-users] Trackball manipulator and screen distance with stereo

Hi, I am trying to do a stereo application to show a terrain and anything it contains. I have used a modified trackball manipulator to capture mouse events, and move the camera. Also, I have configured the stereo inside this modified manipulator (as I have readen in other post). The problem is

Re: [osg-users] DAE reader - Handling of double precision

Nice idea! Going to check if everything is okay with that. Thanks, Michael. Sukender PVLE - Lightweight cross-platform game engine - http://pvle.sourceforge.net/ - Michael Platings mplati...@gmail.com a écrit : domSourceReader doesn't need to create any array until

Re: [osg-users] Shader program crash

Some more info on this: As it looks to me, the problem is caused by running the osgviewer on a dualscreen system. As soon as i limit the viewer to only one of screens, the problem does occur any more. viewer.setUpViewOnSingleScreen(1); -- Read this topic online here:

Re: [osg-users] About OSG and Distributed Issue?

Hi,Robert, I mean that on web,diffrent person login on the same scene,they can see others,also can chat each other. I am not sure which tools or engine is right with OSG? is Raknet or others? are there any examples or current project for this issue? Thanks. Donlin 在2010-04-15

Re: [osg-users] strange Matrix interface

Michael Platings wrote: Don't use it like that as it'll cause an extra matrix copy (see line 614 of Matrix_implementation.cpp). Basically m1.invert(m2); is a more efficient way to express m1 = Matrix::inverse(m2); yeah, but i want to invert m, so i have to copy anyway, don't i? Michael

Re: [osg-users] run-on-demand

Robert, Sure I'll take a look. Thanks. Paul Gotzel Robert Osfield wrote: On Wed, Apr 14, 2010 at 3:24 PM, Paul Gotzel paul.got...@us.cd-adapco.com wrote: Robert, Unfortunately, this causes another problem. Now when I do this: It doesn't cause another other

Re: [osg-users] Trackball manipulator and screen distance with stereo

In my custom camera Manipulator I had to override the getFusionDistanceValue() function to get the desired effect. You can do the same by creating a child class of TrackballManipulator and use this instead. By default it returns _distance, which is the distance from the camera to the trackball

Re: [osg-users] Render to texture (ping pong) - textures cleared after 2 iterations

Hi, sorry for the late reply, i had to finish another task before trying this out. Thanks for your advice, it helped me to solve the problem. I'm using 2 cameras now and it works (at least for sort-first distribution). Regards, Luciano J.P. Delport wrote: Hi, On 08/04/10 08:46, J.P.

Re: [osg-users] Out of memory problem

Hi Serge, J.P., you could try: http://www.vis.uni-stuttgart.de/glsldevil/ or http://www.opengl.org/sdk/tools/BuGLe/ but I'm not sure if it'll give totals, you might have to break at texture allocations. You might also be forced to run singletrheaded. On I use gDEBugger, which costs money but

[osg-users] [osgPPU] Potential error condition when installing osgPPU under ubuntu linux 9.0.4

Hi Art, I have encountered a potential error when installing osgPPU under ubuntu linux 9.0.4. I wanted you to be aware of it. Here is the output from my install today. The anomaly that I found was a warning that stated an if statement was not properly closed. I just wanted to make you

Re: [osg-users] Trackball manipulator and screen distance with stereo

Hi Christian, Thank you very much for your answer! :D I can't override the virtual function (I don't know why, but it dont works) :O. However, I can change the value of _distance, and it doesn't change the other features. Thank you again! Cheers, Jon -- Read this topic

Re: [osg-users] [vpb] terrain cracks

On 4/15/2010 1:43 AM, issam boughanmi wrote: I don't think those are cracks -- cracks would show through the background color blue. This are probably texture edge defects. Sometimes you see something like this when CLAMP_TO_EDGE texture mode isn't used or available. What's your graphics

Re: [osg-users] [vpb] terrain cracks

hmmm... ati x1950 pro win7 latest legacy dirvers :) not sure i am not on my machine but i think Catalyst 9.1 since my graphic card isn't supported by ati on windows 7 ... -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=26852#26852

Re: [osg-users] Out of memory problem

Thanks for the tip Robert, setting OSG_TEXTURE_POOL_SIZE seems to work. I've also tested gDEBugger and it's very powerful but too expansive ! :/ Cheers, On Thu, Apr 15, 2010 at 3:23 PM, Jean-Sébastien Guay jean-sebastien.g...@cm-labs.com wrote: Hi Serge, J.P., you could try:

Re: [osg-users] Trackball manipulator and screen distance with stereo

I can't override the virtual function (I don't know why, but it doesn't work) :O. If you're using Visual C++ try using the override keywordhttp://msdn.microsoft.com/en-us/library/41w3sh1c.aspxto ensure you've got the correct function signature. ___

Re: [osg-users] Trackball manipulator and screen distance with stereo

Hi Michael, I didn't know that signature. Thank you for your answer! Cheers, Jon -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=26856#26856 ___ osg-users mailing list

Re: [osg-users] Issues drawing interactive line

On 4/14/2010 2:05 PM, Nem Kumar wrote: Hi, In my windows machine i am using osg and qt based framework for making a small application. I am able to draw lines as AXES in my application, but when i try to draw line using mouse. It does not work. The same code of line drawing using mouse

Re: [osg-users] [vpb] terrain cracks

i will try this thanks -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=26858#26858 ___ osg-users mailing list osg-users@lists.openscenegraph.org

Re: [osg-users] [vpb] terrain cracks

On 4/15/2010 9:23 AM, issam boughanmi wrote: i will try this Another thing to check -- turn off texturing in OSGViewer while displaying your model. If the black lines go away, it is a texturing problem (possibly the CLAMP_TO_EDGE) and not a real geometry problem (like a crack/gap). thanks

Re: [osg-users] [vpb] terrain cracks

ah yes checked yesterday without texturing it show without problem ... -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=26860#26860 ___ osg-users mailing list osg-users@lists.openscenegraph.org

[osg-users] OpenGL extension/feature blacklist for GPUs

I am currently struggling with some issues where our OSG based app causes a crash in Intel driver DLLs on some customer computers equipped with Intel GPUs. As I recall OSG designers (Robert) have pushed to keep GPU based blacklist features out of OSG. So my question is, what other alternative

Re: [osg-users] OpenGL extension/feature blacklist for GPUs

Hi Brad, On Thu, Apr 15, 2010 at 7:37 PM, Brad Huber br...@procerusuav.com wrote: As I recall OSG designers (Robert) have pushed to keep GPU based blacklist features out of OSG. Actually the OSG already support disabling of extensions, see include/osg/GLExtensions: /** Set a list of

[osg-users] osgDB and imagesequence synchronization

Hi, I am reading a image files from a directory using osgDB::ImagePager and place them in a stream. I have my own imagesequence class that extends osg::ImageSequence to display the images as animated textures. I have a display clock that updates the time for the simulation and the corresponding

[osg-users] [osgPPU] Potential Error In Functionality of method findUnit() ?

Hi, I am working with the method, findUnit(), within the class Processor and I have come across something very strange: In the program, osgppu.cpp using the header hdrppu.h, I do the following in osgppu.cpp/Viewer::initialize(): Code: mHDRSetup.createHDRPipeline(mProcessor.get(),

Re: [osg-users] About OSG and Distributed Issue?

Hi Dolin, the complexity of distributed/collaborative virtual scenes are so high that you can make a PhD research on it. You can google for Blue-c, DIS (Distributed Interactive Simulation), Active Transactions, etc. for more details. Basically, the problem is coming from the replication - you

Re: [osg-users] OpenGL extension/feature blacklist for GPUs

Robert, Thanks for the info. Yes I've used the disable extension mechanism. I guess I'm interested in some kind of actual list that would say which cards (and possibly driver version) have trouble with what extensions/features. Or a programmatic way to test the same thing. That way we can have

Re: [osg-users] [osgPPU] Problems with resizing

Hi Allen, sorry to disappoint you, but I still haven't found a solution yet. I admit that I haven't spent much time on this, but currently I am thinking that there is a problem in the osg main core code. I tried already several things. I was able to achieve that on resizing all the texture

Re: [osg-users] [osgPPU] Potential error condition when installing osgPPU under ubuntu linux 9.0.4

Hi Allen, it seems you are using osgPPU 0.4. In the current svn version of osgPPU I have some changes in the cmake files, which might prevent this error. At least I haven't encountered this bug on my machines. Could you please try the new version from svn. If this still not work, then let me

Re: [osg-users] [osgPPU] Potential Error In Functionality of method findUnit() ?

Hi Allen, the problem in the first case, is that the unit graph is still not correctly initialised before you call findUnit. When keyboard event handle runs, there is already an update/init call on the unit graph which initialize the whole pipeline. I could take a look in that, you are right.

Re: [osg-users] [osgPPU] Would you please consider adding this example to your osgPPU examples?

Hi Allen, of course I would like to take the example into the library. I am always open for new example implementations. I will take a look into that and let you know. cheers, art allensaucier wrote: Hi Art, I have written an example on how to blur a scene and how to turn that blurring

Re: [osg-users] [osgPPU] Problems with resizing

Kook, Thanks Art. And if I do find a solution, I'll certainly post it. :D Cheers, Allen -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=26874#26874 ___ osg-users mailing list

Re: [osg-users] [osgPPU] Would you please consider adding this example to your osgPPU examples?

Hi Allen, ok, I just included your example into the project. I just changed the default settings for bluring radius, so that it also runs more or less msoothly on slow machines, like my laptop for example :) Take a look if everything is OK. Thank you! Cheers, Art -- Read this

Re: [osg-users] [osgPPU] Potential Error In Functionality of method findUnit() ?

Aah, I understand. I was hoping I was missing something obvious and something simple. In OSG there is a node visitor find type thing one can do. Below is some example code I found. I have not implemented this code and I hope to find an even easier method. I agree, though, I should be

Re: [osg-users] [osgPPU] Potential error condition when installing osgPPU under ubuntu linux 9.0.4

Hi Art, You are correct. I am definitely using 0.4 on Ubuntu 9.0.4. I'll be glad to try the svn version and let you know what I find. I just wanted to pass along this information just in case you had not been told of this situation before. Cheers, Allen -- Read this topic

Re: [osg-users] [osgPPU] Would you please consider adding this example to your osgPPU examples?

You're welcome Art! :D I've got another example that is almost ready to be posted. It blurs an entire scene, shows the original scene and, finally, glows all objects in a scene and blurs that entire scene. I am having to do this for a particular project that is mimicking an IR camera which

Re: [osg-users] [osgPPU] Potential Error In Functionality of method findUnit() ?

Hi, I just corrected the findUnit method to also find units on unitialized pipelines, however I haven't submited it yet, since I want to correct another bug first. You should always use the processor's findUnit method, because in the osgPPU pipeline graph there might be potentially loops (see

Re: [osg-users] [osgPPU] Potential Error In Functionality of method findUnit() ?

Hi Art, I have downloaded the latest version of osgPPU from svn. I fixed one bug - it was easy, just a typo - but I have 2 other bugs only you can fix. Here is the listing: Code: 2%] Building CXX object src/osgPPU/CMakeFiles/osgPPU.dir/Unit.o

[osg-users] osgDB Serialization findings

I have been playing around with the new serialization support with 2.9.7 and wanted to share some of my findings. I think some of these might be useful for others looking to do the same. 1. Serialization support *requires* that you override the virtual methods for className() and

Re: [osg-users] [osgPPU] Potential Error In Functionality of method findUnit() ?

Hi Allen, The bug you encounter is not a bug. There was an API change in osg main core from 2.8.1 to 2.8.2 I think. Current svn version of osgPPU is working only with osg version greater than 2.8.2, I think. At least it works with the current osg svn version. I have already update the svn

Re: [osg-users] osgDB Serialization findings

Hi Chuck, Thanks for the useful information. Hope it could be added to the wiki page, as a good supplement of my origin serializer tutorial which is written unpolished and in a hurry. :) I'm still waiting for decision of the submitted osgAnimation serializers. After that I'll continue completing

[osg-users] osgEarth fading effect?

Hi robert true. My imagery tiles have been constructed as layers such a way coarser resolution images lies at the top and higher resolution images at bottom.When my scene is zoomed-in, I like to have the appearance of higher resolution tiles like fading-in. Is that possible by

Re: [osg-users] osgEarth fading effect?

Hi robert true. My imagery tiles have been constructed as layers such a way coarser resolution images lies at the top and higher resolution images at bottom.When my scene is zoomed-in, I like to have the appearance of higher resolution tiles like fading-in. Is that possible by changing alpha

Re: [osg-users] osgEarth fading effect?

akilan wrote: Hi robert true. My imagery tiles have been constructed as layers such a way coarser resolution images lies at the top and higher resolution images at bottom.When my scene is zoomed-in, I like to have the appearance of higher resolution tiles like fading-in. Is

Re: [osg-users] About OSG and Distributed Issue?

Thanks John, I am try OSG+Raknet+OpenAL+MFC to develop Distributed Interactive Simulation, is it feasible? Donlin 在2010-04-16 03:35:23，PCJohn pec...@fit.vutbr.cz 写道： Hi Dolin, the complexity of distributed/collaborative virtual scenes are so high that you can make a PhD research on it. You

[osg-users] Reuse of models without duplication

Hi, I am extremely new to OSG (as in it built and I got a small application to draw a 2D box). What I am really trying to figure out is if it will suite my needs or not. This is probably an extremely elementary question; but through the tutorials and documentation I have not been unable to

[osg-users] [build] Install problem with OSG 2.8.3

When I try to install OSG 2.8.3 on a linux box I get the following message when it attempts the install part of the process: - Install configuration: -- Up-to-date: /project/uws/Development/avasile/lib/pkgconfig/openscenegraph.pc -- Up-to-date: