I guess also important is that the same error occurs without using chromium
as well. So I'm not sure if it is a chromium issue or a dmx issue.
However, if I run it using DISPLAY=:0, it works just fine.
Thanks!
On Thu, Mar 27, 2008 at 7:23 PM, Brian Paul <bri...@tu...>
wrote:
> Brian Thomas wrote:
> > We are running chromium on a display wall using DMX. It seems to be
> > working well except for when we try to get a display mode with an alpha
> > channel. For example, using GLUT_ALPHA. One example program crashes
> > with the following message:
> >
> > X Error of failed request: BadMatch (invalid parameter attributes)
> > Major opcode of failed request: 144 (GLX)
> > Minor opcode of failed request: 5 (X_GLXMakeCurrent)
> > Serial number of failed request: 19
> > Current serial number in output stream: 19
> >
> > Removing GLUT_ALPHA causes it to run without error. We have had this
> > problem for several months now and would appreciate any suggestions.
>
> In your config file, try setting the 'default_visual' option for your
> render SPUs. For example:
>
> renderspu.Conf('default_visual', 'rgb, double, depth, stencil, alpha')
>
>
> Otherwise, the problem is likely that the Cr version of
> glXChooseVisual() in opengl_stub/glx.c is returning a different GLX
> visual ID than what's being chosen in spu/render/renderspu_glx.c
>
> You might try instrumenting the crChooseVisual() function in
> spu_loader/choosevisual.c to print the incoming attribute list and
> returned visual ID. That might give a clue.
>
> -Brian
>
>
--
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Brian Thomas
bj...@ms...
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