[osg-users] How can I change the RGBA value of the shadow?

Hi, I want to control the color of shadow.How can I change the RGBA value of the shadow? ... Thank you! Cheers, Duan -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=34875#34875 ___ osg-users mailin

Re: [osg-users] Render to Texture

Hi, sorry, I can't quite follow the code, but do something like this: input_texture -> ProcessPass[0] -> Out[0] Out[0] -> Process[1] -> Out[1] Out[1] -> Process[2] -> Out[2] Just make a chain... Depending on how many passes you have enables, view one of the Out[] textures. jp On 15/12/10 0

Re: [osg-users] how do I modify textures of an .IVE

Hi John, I did use this command format; osgconv -O OutputTextureFiles aircraft.ive aircraft.osg and an OSG was created but no textures. That will generally mean that either the .ive file contains no textures (I'll take your word for it that it does) or all the textures are in formats that

Re: [osg-users] Render to Texture

Hi Delport, I have added one more pass branch to the graph and i can see a new behavior. The code snippet for it as follows: ***' //the first pass in the scene, with the key press the following do the blur on the initial

Re: [osg-users] Using getGlShaderInfoLog

Hi Joel, Just for reference, the error is: "Unhandled exception at 0xcdcdcdcd in OSG-shader.exe: 0xC005: Access violation." This error is a general error on Windows that means something bad happened. Generally the "something bad" is a null pointer being dereferenced, or something like

Re: [osg-users] New to OSG, few simple questions.

Thank you both for extensive aswers. You indeed helped me a lot. Thanks again for your time. Cheers, Zoran -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=34870#34870 ___ osg-users mailing list osg-us

Re: [osg-users] [ANN] MS Kinect - official drivers available

Hi guys, On 15/12/10 6:42 , Stephan Huber wrote: > Am 14.12.10 12:40, schrieb Christian Buchner: >> 1) what is the shortest distance that you can place yourself (or >> objects) in front of the Kinect and get good readings? > > the shortest distance is approx 50cm, the longest distance is about >

Re: [osg-users] how do I modify textures of an .IVE

[quote="Skylark"]Hi John, [quote]So no one else has ever had to work with a .IVE file and modify the images/textures??? A little help is all I am seeking. I don't know enough about the software to easily modify the textures I am hoping some one here can help. [/quote] Of course others have ha

Re: [osg-users] OSG problem with multiple cards

Here is a set of specific commands I have just run with the example code John posted. export __GL_SYNC_TO_VBLANK=0 export OSG_SERIALIZE_DRAW_DISPATCH=OFF export OSG_THREADING=CullThreadPerCameraDrawThreadPerContext ./multiWindows 0 testex.ive ./multiWindows 0 1 t

Re: [osg-users] Using getGlShaderInfoLog

Just as a follow-up, I stumbled across a post which indicated part of the problem may lie in the compiler. I should point out that I'm using OSG with VS2010. I'm also starting to wonder if this has something more to do with OpenGL than with OSG. I tried accessing the shader info log immediate

Re: [osg-users] [ANN] MS Kinect - official drivers available

Hi Christian, Am 14.12.10 12:40, schrieb Christian Buchner: > 1) what is the shortest distance that you can place yourself (or > objects) in front of the Kinect and get good readings? the shortest distance is approx 50cm, the longest distance is about 4.5m, it depends on your lighting conditions,

Re: [osg-users] OSG problem with multiple cards

Hi all, As Tim and Robert requested, attached is the OSG program I've been using to show the problem with threading. It's called multiWindows.cpp Tim, I'd be very interested if you could run it and see what happens. Anybody else out there have a system with more than one graphics card that can

[osg-users] osgdb_txp recent fixes - Call for tests

> > Hello community, > > Robert asked me to make a call for testing the terrapage loader for those > of you using it. Lately there were some fixes, and just the last one was > kind of minimal but important - should fix some visual anomalities with the > smart mesh seams. I have let the old code si

[osg-users] osgdb_txp recent fixes

Hello community, Robert asked me to make a call for testing the terrapage loader for those of you using it. Lately there were some fixes, and just the last one was kind of minimal but important - should fix some visual anomalities with the smart mesh seams. I have let the old code sitting around t

Re: [osg-users] OSG problem with multiple cards

Yep! I saw that! Yes! I figured it was a type-o - or at least I was hopeful it was! Grin! Hey! Happens to me allot! Keep us informed! Thanks! D Glenn! D Glenn (a.k.a David Glenn) - Join the Navy and See the World ... from your Desk! -- Read this topic o

Re: [osg-users] using points and lines for compute near and far

Hi Andy, If you want to take account of all types of primitives then one would write a PrimitiveFunctor that handles the different types of primitives. Robert. On Tue, Dec 14, 2010 at 5:32 PM, Andy Skinner wrote: > Sometimes our scene only consists of lines.  When we use > COMPUTE_NEAR_FAR_USIN

Re: [osg-users] OSG problem with multiple cards

On Tue, Dec 14, 2010 at 7:41 PM, Steve Satterfield wrote: > Hi Tim, > > I have pulled your questions out of the body of the test and responding to > them up front. > > >> It is paradoxical. That it works at all is do to the fact that, with >> vsync enabled, all GPU activity is buffered up until

Re: [osg-users] Question on OSX frameworks

Hi Steven, On 4/24/10 6:04 AM, Stephan Huber wrote: Hi Martins, Am 23.04.10 20:12, schrieb Martins Innus: I've been using the frameworks generated by the latest CMake updates in my own projects under osx, and it works great. However it doesn't seem like its working for the osg provided a

Re: [osg-users] OSG problem with multiple cards

Oops, I should have re-read my message 3 times before sending it. I just noticed a typo in my message ... The following sentence: that for the majority of our testing, we have the Nvidia environment variable "__GL_SYNC_TO_VBLANK" set to 0 so the swap is tied to vblank. should be correc

Re: [osg-users] OSG problem with multiple cards

Hi Tim, I have pulled your questions out of the body of the test and responding to them up front. Are you using Linux? Yes, we are running CentOS and our sys admin keeps it very much up to date. Could you share the source of this program? Yes, we can post the source code. John Kelso d

Re: [osg-users] [build] Inventor not working with GLES1.x?

Hi Robert, Thank you very much. Will try it out :). -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=34851#34851 ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegrap

Re: [osg-users] OSG problem with multiple cards

Hi, Yes, we looked at CPU affinity. I just realized I forgot to mention that. By default, it appears OSG has an affinity to run all threads on CPU 0. We confirmed this watching the threads of our OSG test program with appropriate options to top. We modified the test program to assign threads

Re: [osg-users] Fullscreen dual monitor spanning

Greetings Alberto! Just for grins, I tried this on a similar example program, and other than the ability to change resolutions and go to a full single screen, I was not able to get it to span both screens! Maybe there is something in the XConfig file that I have to set in X Windows manager (I u

[osg-users] using points and lines for compute near and far

Sometimes our scene only consists of lines. When we use COMPUTE_NEAR_FAR_USING_PRIMITIVES, the near and far aren't computed correctly, because the TriangleFunctor used with ComputeNearestPointFunctor doesn't look at points or lines. In order to get this to work, if I want to consider lines the

Re: [osg-users] Drawing items beyond the far plane

Thanks a lot guys; you are incredibly helpful, as usual. -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=34846#34846 ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscene

Re: [osg-users] Drawing items beyond the far plane

On 12/14/2010 9:03 AM, Frank Sullivan wrote: Hello, I can tell that my OSG-based app is doing some sort of frustum culling, because if I take the camera to the edge of the scene, and I turn it such that it isn't looking at anything, the frame rate jumps to 500fps. However, when I turn back ar

Re: [osg-users] Tiling osg files

Hi, VPB/osgdem files do strt from a single osg file, it is the root file which then includes all other files. Thank you! Cheers, Torben -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=34843#34843 __

Re: [osg-users] Drawing items beyond the far plane

Hi Frank, By default OSG only enables culling from the sides of the view frustum, so doesn't doing any scene graph level culling for the far plane. This default is required because by default the OSG also computes the near and far planes on each frame based on what objects are in the view frustum

[osg-users] Drawing items beyond the far plane

Hello, I can tell that my OSG-based app is doing some sort of frustum culling, because if I take the camera to the edge of the scene, and I turn it such that it isn't looking at anything, the frame rate jumps to 500fps. However, when I turn back around to look at my scene, the frame rate drops

[osg-users] Tiling osg files

Hi, Gathering information from different formats, I'm creating a world map with OSG. I can save the results in an osg file (.ive, .osgb or .osgt), but I would like to tile it in more files with no overlapping in 2D. Within osg libraries, I had a look on VPB and osgdem, but they do not seems to

Re: [osg-users] Problim finding font

Dear Werner > Are you sure, freetype is installed on the other machine? Japp, it is installed on both machines. And even in the same version. Now, I have the problem even between two similar Debian installations, both have the version of the library. Linux 2.6.28.9-f4c #1 SMP PREEMPT Tue Apr 2

Re: [osg-users] Render to Texture

Hi, in the case of osggameoflife, the state of a single "image" is updated during every call to viewer.frame(). In other words the processing starts with a single state and this is updated - the input in not dynamic. The flip flop is only used because one cannot read from and write to the sam

Re: [osg-users] Render to Texture

Hi Delport , Is something like happening in osggameflife without adding the pass in the scenegraph? Please correct me if i m wrong. They have multiple pass and they are are just flip flop the two output textures ... Thank you! Cheers, Sajjadul -- Read this topic online here

Re: [osg-users] VBO Memory Usage

Hi Robert, we have discussed about my textile simulation application several times and thanks to the great help of the list I managed to reduce Memory usage to an acceptable limit. The regular usage of the application is to "open" textile articles (i.e. like word documents) and show the 3D simu

[osg-users] OSG configuration on IPhone

Hi Guys, Hope you are fine i have one question.. what is the best configuration for building and linking and running osg on iphone.. note : i success in building and linking but in running i get crash when i try to run the OsgViewer for iphone application Thank you! Cheers, Laith -

Re: [osg-users] Fullscreen dual monitor spanning

Hmmm, I see you didn't follow my advice with the WindowSizeEventHandler: // Press f key several times viewer.addEventHandler(new osgViewer::WindowSizeHandler()); -- Alberto ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists

[osg-users] OsgViewer For IPhone Crash At Run-Time...

Hi Guys, Hope Everyone is fine.. I'm a software enginer at simlab-soft, and we trying to port minimal version of our product on Windows And Mac OS.. But i have a seroius problem.. the problem is as following.. i success in building and linked all tools needed, and examples when i run the OsgViewer

Re: [osg-users] Render to Texture

Hi, you cannot make loops in the graph, so the more passes you need, the more passes you will have to insert into the scene graph. jp On 14/12/10 13:53, Sajjadul Islam wrote: Hi Delport, Thanks for the support. At least i have a little bit of improvement. I can go upto second pass that mak

Re: [osg-users] Fullscreen dual monitor spanning

Hi, I have the following code: Code: #include #include #include #include #include #include #include #include #include #include using namespace std; int main(int argc, char** argv){ osgViewer::Viewer viewer; osg::Group* root = new osg::Group(); osg

Re: [osg-users] Render to Texture

Hi Delport, I am attaching the code i put inside the keyboard handler. I believe it will provide you with more insight to suggest. ' class BlurPassHandler : public osgGA::GUIEventHandler { public: BlurPassHandler(int key,BlurPa

Re: [osg-users] OSG problem with multiple cards

On Tue, Dec 14, 2010 at 11:56 AM, Robert Osfield wrote: > Hi Steve, > > I find it very frustrating that the OSG isn't scaling as it should. > The basic design should scale, so I believe there will be some issue > with the implementation, most likely in high level context/swap buffer > management.

Re: [osg-users] Render to Texture

Hi Delport, Thanks for the support. At least i have a little bit of improvement. I can go upto second pass that makes the burred scene blurrer. 1. Initial scene - No blur effect. 2. First key press - Shader activated and scene blurred and scene is visualized. 3. Second key press - the scene is e

Re: [osg-users] [ANN] MS Kinect - official drivers available

I have two questions regarding the kinect: 1) what is the shortest distance that you can place yourself (or objects) in front of the Kinect and get good readings? 2) is the IR beam safe to the eyes when placing your face in front of the sensor at short distance? I am worried about hurting the ret

Re: [osg-users] VBO Memory Usage

Hi Werner, On Tue, Dec 14, 2010 at 11:23 AM, Werner Modenbach wrote: > could you please give a short message here when the patch is ready? > We had to switch VBOs off due to serious stability problems. It would be cool > to have a backport to version 2.8.3 (or at least some hint how to backport i

Re: [osg-users] [ANN] MS Kinect - official drivers available

Hi Torben, Am 14.12.10 12:00, schrieb Torben Dannhauer: > Maybe it is possible for me to use my free christmas days to work an a osg > Kinect manipulator - asounds interesting :) The interface for the driver is straight-forward, you'll get two buffers, one with the rgb-data and one with the dep

Re: [osg-users] Visual C++ CLR Windows Forms app using OpenSceneGraph

Hi, I know this link, but the code doesn't work. I use VS2010 Prof. and OSG 2.8.3 The first problem is ::GetWindowRect( hwnd, &rect ); error LNK2028 Unresolved Token ... Defining a namespace namespace SysWin { [DllImport("user32.dll")] int GetWindowRect(HWND hwnd, RECT* rc

Re: [osg-users] Code review about transparency and color modes capabilities

Hi Bertrand, On 14/12/10 20:14 , Bertrand Neptune wrote: > 2) When I want to change the color emission of a geode, I do this: > > osg::Material *material; > for (all geodes in the scene) > { >... >} >else >{ >... > geode->getOrCreateStateSet(g)->setAttributeAndModes(material, >

Re: [osg-users] VBO Memory Usage

Hi Robert, could you please give a short message here when the patch is ready? We had to switch VBOs off due to serious stability problems. It would be cool to have a backport to version 2.8.3 (or at least some hint how to backport it ourselves). OSG is great work! Many thanks!!! - Werner - A

Re: [osg-users] [ANN] MS Kinect - official drivers available

Hi, was it dificult to use? Maybe it is possible for me to use my free christmas days to work an a osg Kinect manipulator - asounds interesting :) Best regards, Torben -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=34822#34822 __

Re: [osg-users] OSG problem with multiple cards

Hi Steve, I find it very frustrating that the OSG isn't scaling as it should. The basic design should scale, so I believe there will be some issue with the implementation, most likely in high level context/swap buffer management. Of all your findings the following statement is one I think two are

Re: [osg-users] [ANN] MS Kinect - official drivers available

Hi all, Am 14.12.10 11:25, schrieb Torben Dannhauer: > The manufacturer of Microsofts Kinect Sensor released a official driver > package for linux and windows! you can download and read the spects on > http://www.openni.org > > I think it would be great to swim through osgOceans underwater sce

[osg-users] Code review about transparency and color modes capabilities

Hello Please, I would like to show you some lines of the code I use for a project. In one scene, I can ask some geodes to: - change their color emission (the objective is to seem them with a kind of red colour) - change their opacity (with a value from 0 to 1 : 0 is fully invisible geode, 1 is

Re: [osg-users] Render on two screens with an angle

Thank you for your quick response. I still have some questions though, sorry ;). Ulrich Hertlein wrote: > On 14/12/10 10:23 , Bart Jan Schuit wrote: > > As I understand it, they're setting up two cameras, located in the eye point > '0'. > Camera 1 is projecting onto the vertical screen, and c

[osg-users] [ANN] MS Kinect - official drivers available

Hiho, I thought this might be interesting for some of you: The manufacturer of Microsofts Kinect Sensor released a official driver package for linux and windows! you can download and read the spects on http://www.openni.org I think it would be great to swim through osgOceans underwater scene

Re: [osg-users] [build] Inventor not working with GLES1.x?

Hi Bart, I've changed the src/osgPlugins/CMakeLists.txt entry for Inventor and Performer so that they both fall within anon GLES block: IF(NOT OSG_GLES1_AVAILABLE AND NOT OSG_GLES2_AVAILABLE) IF(INVENTOR_FOUND) ADD_SUBDIRECTORY(Inventor) ENDIF() IF(PERFORMER_FOUND) AD

Re: [osg-users] non-virtual thunk errors with 2.9.9, 2.9.10

Hi John, I'd guess at an issue of mixing libs and gcc versions. Try removing all the .o and lib and bin directories from your OpenSceneGraph build, also remove the CMakeCache.txt and then try again. FYI, 2.8.3 really isn't much different to 2.9.x w.r.t how it's built and the Viewer::setSceneData

Re: [osg-users] [build] Inventor not working with GLES1.x?

Hi Bart, I haven't ever attempt to build against Inventor when using GLES, and my guess is that it won't work without Inventor itself being capable for working with GLES. The most appropriate solution is probably to just disable the Inventor build when GLES is used. The same is likely to apply

Re: [osg-users] VBO Memory Usage

Hi Jason, I will be doing a review of BufferObject pool this morning, comparing it's implementation with the more shaken down TextureObject pool. This might bring up some fixes, Robert. On Mon, Dec 13, 2010 at 8:12 PM, Jason Beverage wrote: > Hi Robert, > > I took a look into this again and I t

Re: [osg-users] osg::Switch , UpdateCallback not being dissabled

Hi, again. I'm not sure if you want to animate whole hierarchy. I also implement hierarchical structure for rendering car, and it should be possible to turn on and off each part. In additon, it should animate also by following hierarchical structure(e.g. translate car and rotating wheels). If