Re: [osg-users] light lobes and shadow maps

Hi Joseelin, that not really a fix. I ll post the code and you see. I can have up to 7 light lobes in the scene but I am working on unlimited light lobes. Nick http://www.linkedin.com/in/tnick On Thu, Jan 14, 2010 at 11:42 PM, josselin.pe...@lcpc.fr wrote: Hi Nick, This is not really an

Re: [osg-users] Viewport inheritance and RTT

Hi Brad, I've read this thread and a bit suprised that the RTT Camera's Viewport wasn't being used. Which version of the OSG are you working with? I wonder if this is a bug in a older version of the OSG or something still lurking in the OSG. The way that the viewports are intended to be

Re: [osg-users] light lobes and shadow maps

Hi Guys, here is the code. Nick http://www.linkedin.com/in/tnick Sent from Devlet, Ankara, Turkey On Thu, Jan 14, 2010 at 11:42 PM, Wojciech Lewandowski lewandow...@ai.com.pl wrote: Hi Nick, Post the troublesome code and elaborate a bit more about the problem. If its really a minute or

Re: [osg-users] light lobes and shadow maps

ABout the code. I use shader to simulate lght lobes thru phong lighting in the shader. Then I use shadow maps to detect the area behind the obstacles that need not to be lighten. Most is mixture of shadow maps technique with lighting scheme. Code snippets borrowed from all around Nick

[osg-users] osgWidget::input work

Hi, I started with implementing my extension to osgWidget::Input to make more well known edit box alike. Further might come up with text editor. However, I started the osgwidgetinput example and for some reason it is not getting my input from the keyboard. Have you experienced this? I am on

[osg-users] how to compile osg2.96 under WINCE

Hi: I see that osg2.96 can support OpenGL ES now,I would like to try compile osg2.96 for WINCE6.0,but I do not konw how to compile under wince6.0. Should all 3party dependecy be recompiled with deployment device:wince device 5.0 under visual studio 2005. zhi yuan

Re: [osg-users] how to compile osg2.96 under WINCE

Hi Zhi Yuan, On Fri, Jan 15, 2010 at 9:44 AM, yang zhiyuan yangzy...@gmail.com wrote:    I see that osg2.96 can support OpenGL ES now,I would like to try compile osg2.96 for WINCE6.0,but I do not konw how to compile under wince6.0.    Should all 3party dependecy be recompiled with deployment

[osg-users] Feedback sought on future of osgIntrospection

Hi All, I would like feedback from members of the community on whether the use osgIntrospection, and if so how. I get the sense that this particular component of the OSG is not widely used, and largely ignored by projects that are providing integration of the OSG with other programming

Re: [osg-users] Is PolytopeIntersector a good choice for multiple selection?

Hi Neil, Neil Clayton schrieb: Hi, I've a scene with only a handful of Geodes (under 200). If I wanted to detect which objects were selected within a 2D rectangle on screen (think clicking, holding, dragging out a rectangle over the view) - would a PolytopeIntersector be a good choice?

Re: [osg-users] light lobes and shadow maps

Trajce, Attached is a fixed source code. There is a lots of shadow shimmering on my GF8800. You will have to add some depth bias while rendering shadow map. Selection proper PolygonOffset values is usually a matter of trial and error so leave this for you. Wojtek - Original Message -

Re: [osg-users] light lobes and shadow maps

Hey Wojtek Thanks a lot. !! I will tune it to fix the shimmering Nick http://www.linkedin.com/in/tnick On Fri, Jan 15, 2010 at 3:08 PM, Wojciech Lewandowski lewandow...@ai.com.pl wrote: Trajce, Attached is a fixed source code. There is a lots of shadow shimmering on my GF8800. You

Re: [osg-users] light lobes and shadow maps

one more question. What are the possible values for shadow2DProj( shadow_texture, projShadow ).r ? I am trying to put the light attenuation back . and to avoid the shimmering Nick http://www.linkedin.com/in/tnick Sent from Devlet, Ankara, Turkey On Fri, Jan 15, 2010 at 3:35 PM, Trajce

Re: [osg-users] light lobes and shadow maps

Also, my intension is not to render the shadow map at all, only to use it for fragment test (in lighten and not lighten zone). From where this shimmering is coming ? Nick http://www.linkedin.com/in/tnick Sent from Devlet, Ankara, Turkey On Fri, Jan 15, 2010 at 3:46 PM, Trajce Nikolov

Re: [osg-users] light lobes and shadow maps

0.0 = shadow2DProj( shadow_texture, projShadow ).r = 1.0 Shimering is a result of self shadowing. Boosting depths in shadow map with glPolygonOffset usuallly fixes this. There are many schools for PolygonOffset settings. I usually set glPolygonOffset( 1.1, 4.0 ) and draw objects with front

Re: [osg-users] PagedLod dataBasePager memory managment

. http://www.eset.com __ Information from ESET NOD32 Antivirus, version of virus signature database 4774 (20100115) __ The message was checked by ESET NOD32 Antivirus. http://www.eset.com ___ osg-users mailing list osg-users

Re: [osg-users] [osgOcean] osgOcean bugs(?) and questions

Okay... Now that I'm understanding more of the code lately, maybe that wasn't the best of images to reference. However, I'm seeing exactly the same black dots in the image when I use the standard oceanExample case with its sky dome and viewing above the ocean surface. When I turn on back face

Re: [osg-users] osgWidget::input work

Hi Nick, However, I started the osgwidgetinput example and for some reason it is not getting my input from the keyboard. This is the same problem I noticed in other osgWidget classes lately. Someone changed the signature of virtual methods in the EventInterface class (which Widget inherits

Re: [osg-users] PagedLod dataBasePager memory managment

Hi Vincent, On Thu, Jan 14, 2010 at 5:50 PM, Vincent Bourdier vincent.bourd...@gmail.com wrote: I don't understand how this is working. If a pagedLod is required it will be loaded... but we can cap the number of lod... This sounds contradictory for me. The max number of PagedLOD is a target

Re: [osg-users] PagedLod dataBasePager memory managment

of virus signature database 4774 (20100115) __ The message was checked by ESET NOD32 Antivirus. http://www.eset.com ___ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users

Re: [osg-users] light lobes and shadow maps

ok .. make sense. Here is updated code, if some one wants to benefit from. LightLobes with handling of obstacles :). Thanks to Wojiech, Robert and the online community Nick http://www.linkedin.com/in/tnick Sent from Devlet, Ankara, Turkey On Fri, Jan 15, 2010 at 3:53 PM, Wojciech Lewandowski

Re: [osg-users] osgWidget::input work

Merhaba Umut :), its the google mail stuff, I guess based on the ip. I am originaly half macedonian half czech, at present in Istanbul on a project. No idea how long will stay here. If you are in Istanbul we can meet to have a beer Nick http://www.linkedin.com/in/tnick Sent from Devlet,

Re: [osg-users] PagedLod dataBasePager memory managment

__ Information from ESET NOD32 Antivirus, version of virus signature database 4774 (20100115) __ The message was checked by ESET NOD32 Antivirus. http://www.eset.com ___ osg-users mailing list osg-users@lists.openscenegraph.org http

Re: [osg-users] osgWidget::input work

Merhaba Nikolov :) I would have been glad to meet you, but I stay in Ankara :( I think you are on graphical prject in Istanbul. Which company works based on 3D environment and simulation on Istanbul? Nice to meet you. Saygilar :D Ümit Uzun 2010/1/15 Trajce Nikolov nikolov.tra...@gmail.com

Re: [osg-users] osgWidget::input work

hi Umut, I might have a short trip to Ankara soon. I am not going to disclose the company :) Nick http://www.linkedin.com/in/tnick Sent from Devlet, Ankara, Turkey On Fri, Jan 15, 2010 at 4:58 PM, Ümit Uzun umituzu...@gmail.com wrote: Merhaba Nikolov :) I would have been glad to meet you,

Re: [osg-users] osgWidget::input work

Merhaba Nikolov, If you come Ankara, we may can meet :) Sorry for special question about company! See you... Regards. Ümit Uzun 2010/1/15 Trajce Nikolov nikolov.tra...@gmail.com hi Umut, I might have a short trip to Ankara soon. I am not going to disclose the company :) Nick

Re: [osg-users] osgWidget::input work

Hi Nikolov, What does http://www.linkedin.com/in/tnickhttp://www.linkedin.com/in/tnickSent from Devlet, Ankara, Turkey mean. Is this undefined spam type? Your location changing too fast. I am crious because I am from Turkey, too :D Regards. Ümit Uzun 2010/1/15 Jean-Sébastien Guay

Re: [osg-users] Starting out

osgBullet (osgbullet.googlecode.com) has facilities for running the physics simulation in a separate thread and updating transformations via a shared memory segment. Paul Martz Skew Matrix Software LLC _http://www.skew-matrix.com_ http://www.skew-matrix.com/ +1 303 859 9466 Tony Vasile

[osg-users] [osgPlugins] OSG SVG plugin windows

Hi, Ive had a quick look on the forums and dont seem to be able to find much on building this plugin on windows other than the fact I need cairo and rsvg. If someone could point me in the right direction it would be much apreciated. Cheers, Ant -- Read this topic online here:

Re: [osg-users] Warning: GraphicsWindowWin32::grabFocus() - Failed grabbing the focus

One of my problems was that , by default, the ESC key is mapped to killing the viewer ( done=true). So basically, if you hit the ESC key with the window active, the viewer just stops handling events. This should be turned off in MFC with setKeyEventSetsDone(0) Andrew -- Read

Re: [osg-users] [build] How do I compile an OSG app, so that it can be run without the OSG installed?

Chris 'Xenon' Hanson wrote: On 1/14/2010 6:03 PM, Agos Silva wrote: Static linking. It's an option in CMake now, if I recall. Hi Chris, and thank you for your help. Yes, it makes sense, and you pointed me on the right direction. I'm using Visual Studio 2008, not CMake, and I have already

Re: [osg-users] compiling osg with intel compiler, windows

Hi Rupert, I had no problem compiling that file with the Intel compiler. Note that I created the VS2008 projects using CMake, then converted to using the Intel compiler manually. 1-- Rebuild All started: Project: osgWidget, Configuration: Debug x64 -- 1Compiling with Intel(R) C++

Re: [osg-users] compiling osg with intel compiler, windows

Except, I am a moron and compiled the wrong file... Did you submit a bug report to Intel? 1-- Rebuild All started: Project: Plugins osgwidget, Configuration: Release x64 -- 1Compiling with Intel(R) C++ 11.1.054 [Intel(R) 64]... (Intel C++ Environment) 1Input.cpp

Re: [osg-users] osgDB::writeNodeFile() omits texture objects

Hi Robert, Yes, the program was first rendering, then dumping, the scene-graph. Neither pager-setUnrefImageDataAfterApplyPolicy() nor export OSG_OPTIMIZER=OFF helped. My program has procedurally-generated textures that are large, so OSG freeing them makes sense. The solution I found is to: 1.

Re: [osg-users] [build] How do I compile an OSG app, so that it can be run without the OSG installed?

On 1/15/2010 9:45 AM, Agos Silva wrote: I'm using Visual Studio 2008, not CMake Yes, but the current OSG uses CMake as a makefile-builder that creates the VC++ 2008 solution files. What version of OSG are you compiling with? But meanwhile, I searched the OSG Forum, as you suggested and I

[osg-users] Animation Instancing / Skinned Instancing with osg?

Hey Guys, (hey Jan) we are a team of students from the university of applied science Düsseldorf (Germany), studying virtual reality. In our current project we have the need to display hunderd of animated models ... it's an ant-swarm simulation. We are using osgCal (cal3D) to import the animated

Re: [osg-users] osgDB::writeNodeFile() omits texture objects

Hi Jim, It could be that your databases have the UnrefImageAfterApply enabled on them which is causing the loaded database to release imagery. You can run the Optimizer::TextureVisitor to change the value back, just have a look at the option for it in the include/osgUtil/Optimizer header.

Re: [osg-users] Animation Instancing/ Skinned Instancing with osg?

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hello M.Moser (Markus? Martin?) On 2010-01-15 17:02, M. Moser wrote: Hey Guys, (hey Jan) we are a team of students from the university of applied science Düsseldorf (Germany), studying virtual reality. In our current project we have the need

Re: [osg-users] Feedback sought on future of osgIntrospection

Ooo the torrent of posts on this topic is rather daunting... ;-) For those interested in osgIntrospection/genwrapper I've just moved genwrapper across to using CMake. I've only built under Linux so far, but hopefully it should work fine under other platforms. The CMakeLists.txt file is very

Re: [osg-users] Faster build with precompiled headers (PCH)?

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 2010-01-14 01:01, Sukender wrote: Hi Paul, I'm sorry, I did a search IN MY MAIL BOX and didn't find anything... but you're right, I should have searched the whole archives first! I do not recall seeing it neither. Well, to add a few

Re: [osg-users] [build] How do I compile an OSG app, so that it can be run without the OSG installed?

Yes, but the current OSG uses CMake as a makefile-builder that creates the VC++ 2008 solution files. What version of OSG are you compiling with? Well, I thought I had to do it particularly for my own app, in my own VS project, that's why I said that. But after checking that other thread, I

Re: [osg-users] light lobes and shadow maps

Hi Wojtek, now I spent more time exploring this, the polyoffset seam to work, but there is still a bit of shimmering. Its interesting, I put the light source in move, when it moves backwards, the obstacles are lighten ok, but forward, when the light comes close to the obstacles, the lighting is

Re: [osg-users] [osgPlugins] OSG SVG plugin windows

Ant Kennedy wrote: Hi, Ive had a quick look on the forums and dont seem to be able to find much on building this plugin on windows other than the fact I need cairo and rsvg. If someone could point me in the right direction it would be much apreciated. The cairo and rsvg requirements are

Re: [osg-users] [build] How do I compile an OSG app, so that it can be run without the OSG installed?

On 1/15/2010 10:42 AM, Agos Silva wrote: But after checking that other thread, I realized that I had to set that flag (OSG_LIBRARY_STATIC) to true in CMake, and recompile the whole *library* again, not just my app. Sad You are correct. The whole OSG library system needs to be built to

[osg-users] inactivate the camera manipulator

hello I set up the TrackballManipulator to move the camera with the mouse but I would like to active and inactive the manipulator. It is probably very simple but I can’t find who to inactivate the TrackballManipulator. Thank you -- Read this topic online here:

Re: [osg-users] inactivate the camera manipulator

one way is thru an EventHandler that will enable/disable the camera manipulator by keyboard for example, simply viewer-setCameraManipulator(0)/setCameraManipulator(new TrackballManipulator) Nick http://www.linkedin.com/in/tnick Sent from Devlet, Ankara, Turkey On Fri, Jan 15, 2010 at 9:00 PM,

Re: [osg-users] Feedback sought on future of osgIntrospection

Hi Robert, Ooo the torrent of posts on this topic is rather daunting... ;-) I personally don't have anything to say, I haven't used osgIntrospection at all... But I've been following the development of the new extensible plugin, and if you can do the same thing with less code and a more

Re: [osg-users] light lobes and shadow maps

Hi, Light close to obstacles ? If you have COMPUTE_NEAR_FAR it may clamp near plane to very small value which may impact depth resolution. Other issue maybe related to GLSL float precision. The trick with multiplying view space coord by inverse view matrix to get world coord is performed on

[osg-users] Unable to manipulate the node after using AnimationPath

Dear all, I have a scene structure like this: rootNode - matrixTranformNode - objectNode I modify the position and orientation of the object by setting the matrix of the matrixTranformNode and it works well. But the problem appears when I try to use animation path. I create an animation path like

Re: [osg-users] Adding DatabasePager to VRJuggler for PagedLODSupport

I have been working on tracking down why my application seg faults. The code seems to be trying to delete a GL buffer that does not exist. The problematic code is, to the best of my knowledge, the same as that found in osgViewer::Renderer::flushAndCompile(). I have that code in postFrame() as

Re: [osg-users] inactivate the camera manipulator

When I do that it deletes all possibility to manipulate the camera. I want to be able to manipulate the camera in code and remove the control for the user. -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=22734#22734

Re: [osg-users] inactivate the camera manipulator

you can control the camera by setting the view matrix without manipulator Nick http://www.linkedin.com/in/tnick Sent from Ünalan, İstanbul, Turkey On Fri, Jan 15, 2010 at 10:49 PM, Nemo Ulysse ulysse.vau...@gmail.comwrote: When I do that it deletes all possibility to manipulate the camera. I

Re: [osg-users] light lobes and shadow maps

Nick, I may look into the code but don't expect much this time. You need to attach the code first, though ;-). Few academy guys wrote couple dissertations on rasterization and aliasing errors in shadow mapping. Unless you try to do some exotic stuff like variance or logarithmic map you will

Re: [osg-users] light lobes and shadow maps

ok :-) ... thanks anyway .. the code is attached in this discussion, in the mail after you sent the fix .. Thanks again Nick http://www.linkedin.com/in/tnick Sent from Ünalan, İstanbul, Turkey On Fri, Jan 15, 2010 at 11:01 PM, Wojciech Lewandowski lewandow...@ai.com.pl wrote: Nick, I

Re: [osg-users] light lobes and shadow maps

do you have some pointers, papers to the work of this guys? I am interested in learning what is that about Nick http://www.linkedin.com/in/tnick Sent from Ünalan, İstanbul, Turkey On Fri, Jan 15, 2010 at 11:01 PM, Wojciech Lewandowski lewandow...@ai.com.pl wrote: Nick, I may look into the

[osg-users] getWorldMatrices of Node

Hi, I'm using getWorldMatrices of Node to transform local coordinates to world coordinates. Code: hipsT-addChild(rightHipT); rightHipT-addChild(rightKneeT); rightKneeT-addChild(rightAnkleT); rightAnkleT-addChild(rightFoot); scene-addChild(hipsT); osg::MatrixList worldMatrices =

Re: [osg-users] getWorldMatrices of Node

It isn't, worldmatrices is a list of all the individual matrices up the leg to the top. But multiplying these together gives a single matrix that is equivalent to going through all these individual conversions - thats the whole beauty of matrix transforms. Cheers, Martin --

Re: [osg-users] getWorldMatrices of Node

Then why std::cout worldMatrices.size() std::endl; says it's 1? -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=22741#22741 ___ osg-users mailing list osg-users@lists.openscenegraph.org

[osg-users] Ortho, zoom and Sphericalmanipulator

I need to set a 2d view of a basically flat landscape. I am using Spherical manipulator and perspective view To get the world position of a mouse pick (while in plan view) I need the eye-distance, but in the same 'normalised' units as GUIEventAdapter getX/Ynormalized(). Not sure how I can do

Re: [osg-users] getWorldMatrices of Node

Hi MArtin, Danny, It isn't, worldmatrices is a list of all the individual matrices up the leg to the top. No - getWorldMatrices() returns the list of the localToWorld matrices for all paths from the node to the root. So if your node has only one path from itself to the root, then

Re: [osg-users] light lobes and shadow maps

Google for Shadow Maps. You will come up with a number of techniques. Few of them: http://www.punkuser.net/vsm/ http://gamma.cs.unc.edu/LOGPSM/ http://developer.download.nvidia.com/presentations/2008/GDC/GDC08_SoftShadowMapping.pdf Most of these belong to the family of soft shadow algorithms.