Re: [osg-users] Windows 7 beta: The binary is not a valid Windows image.

2009-03-29 Thread Philip Lowman
On Sat, Mar 28, 2009 at 11:24 PM, Jean-Sébastien Guay jean-sebastien.g...@cm-labs.com wrote: Hi Philip, Thanks for your insight. You might be able to use the ProductName, CDSVersion, CurrentVersion, and/or CurrentBuildNumber fields in the following part of the registry to determine if

Re: [osg-users] OpenGL 3.1 at GDC

2009-03-29 Thread hanne...@gmx.at
Jan Ciger wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 hanne...@gmx.at wrote: http://store.steampowered.com/hwsurvey Steam Hardware Survey 24,75% dx10 system, dx10 gpu and vista 27,28% dx10 gpu on xp 27,60% dx9 sm 2b 3.0 7,25 dx9 sm2 gpu 13,12 dx8 gpu and below Self selective

Re: [osg-users] Picking Polygons?

2009-03-29 Thread Robert Osfield
Hi Martin, The primitive index is the number of the triangle that has been processed in the geometry starting at the first PrimitiveSet. If the primitive type of polygon then the intersection routines decompose this polygon into triangles to do the intersection, and it's these triangles that are

Re: [osg-users] osgshadow not functional

2009-03-29 Thread Robert Osfield
HI Sajjad, Try updating your OpenGL drivers. If this doesn't work hassle ATI for developing drivers. Robert. 2009/3/28 ami guru dosto.wa...@gmail.com Hello forum, osgshadow is giving the following error: * Warning: detected OpenGL error 'invalid

Re: [osg-users] Windows 7 beta: The binary is not a valid Windows image.

2009-03-29 Thread Robert Osfield
Hi J-S, Do you know anything about the consequences of building binaries under Windows 7 and then running them under Vista + Windows XP? Robert. ___ osg-users mailing list osg-users@lists.openscenegraph.org

Re: [osg-users] OpenGL 3.1 at GDC

2009-03-29 Thread Robert Osfield
Hi Hannes, On Sun, Mar 29, 2009 at 8:54 AM, hanne...@gmx.at hanne...@gmx.at wrote: the developers care about how much does it cost to make the game. does opengl and osg lower time and cost to make games? I think that depends upon the game type and the platforms they are trying to market

Re: [osg-users] I need your opinion in 3d lighting techniques

2009-03-29 Thread Oren David
Quite the contrary my friend. We always love to hear bout new things we have no idea about. Thank you very much -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=9421#9421 ___ osg-users mailing list

Re: [osg-users] OpenGL 3.1 at GDC

2009-03-29 Thread Jan Ciger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, hanne...@gmx.at wrote: if osg wants to address the game market it needs to have advantages and these have to be communicated. Hannes, I do not see anyone saying that the goal of OSG is to be a game engine :( I think that is the main problem

Re: [osg-users] osgAnimation Help

2009-03-29 Thread Ugras Erdogan
Hi Cedric,   At the moment I'm in need of a IK solver for my project. Simply I know the initial position of my mechanical manipulator and final position of it, and I want to know what should the angles of joints be in order to achieve the movement to the final position with minimum error.

Re: [osg-users] Windows 7 beta: The binary is not a valid Windows image.

2009-03-29 Thread Jean-Sébastien Guay
Hi Robert, Do you know anything about the consequences of building binaries under Windows 7 and then running them under Vista + Windows XP? I don't expect there are any, since it's essentially Vista with bug fixes (and the binaries themselves have been built with VS2005 same as we would use

Re: [osg-users] osgAnimation Help

2009-03-29 Thread Janusz
Ugras: CCD is one of the method to be used. Quite fast and does not require complex math. Another method you could use is the Selectively Damped Least Square method for Inverse Kinematics (by S. Buss), pseudo-inverse jacobian, etc. This one I think if you google a little bit for this one you

Re: [osg-users] Windows 7 beta: The binary is not a valid Windows image.

2009-03-29 Thread Jean-Sébastien Guay
Hi Gordon, Past experience suggests that typically under Microsoft this will be problematic Between Windows versions? Any executable I have seen can be run on Win2k, WinXP and Vista without problem. I haven't tested with something compiled on Windows 7, but I don't expect any trouble.

Re: [osg-users] OpenGL 3.1 at GDC

2009-03-29 Thread R Fritz
I don't think the OSG is ready for an all out marketing assult on the games market. There are soft targets that will be the easy sell - these are the ones to court first, leave the hard core Windows centric games companies till much later. The desktop market share is changing with

Re: [osg-users] OpenGL 3.1 at GDC

2009-03-29 Thread Paul Martz
I think I can concur with this - I had the pleasure to work with AutoCAD to get some CAD models exported so that they can be visualized in OSG and the 3D rendering they have in there is about the crappiest, slowest and most user unfriendly I have ever seen. Even Doom 1 in 1993 was working

[osg-users] Getting model's direction vector from MatrixTransform?

2009-03-29 Thread Ümit Uzun
Hi All, I have an simple math question which I had resolved before but now I can't figure out what would be the problem. I have car model which's direction is x coordinate. I want to translate it by using it's current direction. So I need to know it's next visit coordinate while it is rotating to

[osg-users] Disabling node

2009-03-29 Thread Julia Guo
Hi, how can I disable a node so that it is not rendered but it's children are still rendered? I had a look at setting the node mask but that effects children too. My specific problem is I am using an osgManipulator dragger and want to be able to toggle on/off its geometry but maintain its

Re: [osg-users] Getting model's direction vector from MatrixTransform?

2009-03-29 Thread Paul Martz
The upper left 3x3 of the local to world matrix is the orthonormal basis for the current orientation of the car. If the car is modeled so that the front of the car is positive X, then the current direction vector is just the first three elements of the local to world matrix. You can get the local

[osg-users] osg proxynode

2009-03-29 Thread Christian Sam
Hi, could someone tell me in a few sentences what a proxynode (or is it just proxy?) in osg is, and what it is used for? thanks in advance, christian -- Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=9434#9434

Re: [osg-users] osg proxynode

2009-03-29 Thread Ulrich Hertlein
Hi Christian, On 30/3/09 12:33 PM, Christian Sam wrote: could someone tell me in a few sentences what a proxynode (or is it just proxy?) in osg is, and what it is used for? It's a node that references external model files. The files will be loaded asynchronously via DatabasePager once the

Re: [osg-users] OpenGL 3.1 at GDC

2009-03-29 Thread R Fritz
I guess I'm not too surprised. There seems to be an overall lack of expertise in 3D graphics. Lots of people practice it without adequate training or education. Ever look at a GL capture of SketchUp? It's utter crap, glBegin/glEnd all the way. Would fixing the OpenGL problems of SketchUp

Re: [osg-users] [osgPlugins] Collada Commands

2009-03-29 Thread Adam Wise
rogerjames99 wrote: Adam Wise wrote: I set osg_notify_level to debug, and I recieved this when I ran osgconv. I honestly have no idea what this means, but at least it finds something. GraphicsContext::setWindowingSystemInterface() 03571930 003D9198 Also, the collada

Re: [osg-users] Disabling node

2009-03-29 Thread Guy
Hi Julia, I know that usually my suggestions for your problems doesn't work but... I can think of two solutions, the first is avoiding the problem you have by instead of adding sub-geometries under the parent geometry node, add the children under the parent transformation node, and then you can