SGI OpenGL SI libs updated
Thu Jun 15 14:35:00 GMT 2000
At 15:19 2000-06-15 -0400, Suhaib Siddiqi wrote:
> > I just want to compile, link and run an app that calls glut and GL
> > functions on Windows 2000 and/or NT. I thought that cygwin was a good
> > environnement for that.
>You should have no problem with it. Link your application to linglut.a and
>libGL.a, if needed to libGLU.a. The application should work.
> > For the moment, I don't care about hardware acceleration, or
> > whether the GL
> > functions are provided by an X server or by Windows.
> > Buying a commercial X server for 2000/NT that supports GLX, such as HCL
> > Exceed 3D, seems the only option by now; or is there a way to link with
> > Windows function?
>I do not think so, I hvae a couple of applications, which use GLX extensions
>and they work just fine on any X-server. The privious versions of IBM
>were linked to libGL.a.
>If you code is looking for a GLX extension is X-server, then you need to fix
>in your code.
>I cannot promise xwin would display all the OpenGL applications, but I can
>open all the
>examples from SGI OpenGL SI on xwin server and also I can run IBM OpenDX
>on xwin. OpenDX is MOTIF/OpenGL Data Visualization Application, which does
>software OpenGL rendering. I had been contributing to www.opendx.org Cygwin
>OpenDX since long time and users had no problems runing it on any X-servers.
The problem is that the glutInit function in the last version of
sgi-opengl.tar.bz2 you provided checks for the GLX extension in the X
server and stops if it is not there:
GLUT: Fatal Error in (unamed): OpenGL GLX extension not supported by
I can't see how to get around it.
AndrÃÂ© Bleau, ing., analyste
DÃÂ©partement de gÃÂ©nie ÃÂ©lectrique et Electric Engineering and
de gÃÂ©nie informatique Computer Engineering department
ÃÂcole Polytechnique de MontrÃÂ©al Montreal Polytechnic School
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