[quake2] Q2Max effects

[Michael Christy]

On Sun, 17 Apr 2005, Michel [ISO-8859-1] Dänzer wrote:

> On Sun, 2005-17-04 at 21:18 +0200, coyote at cojot.name wrote:
> > On Sat, 16 Apr 2005, Michael Christy wrote:
> >
> > > I would also like to note that the Q2MAX renderer is seriously broken on
> > > the Alpha architecture.  The games starts normally with Q2MAX but then
> > > always crashes when the pistol is fired.  I have found that crashes like
> > > this on Alpha are sometimes indicative of a more insideous bug that is
> > > generally hidden on x86.
> >
> > Just for the record, the QMAX work fine (albeit slowly) on Solaris/Sparc
> > (Same endianness as the axp).
>
> No, Alphas are little endian, just like x86. The major difference is
> that they're 64 bit.
>
> PPC is big endian like SPARC, and Q2MAX is working perfectly here
> AFAICT.
>
>
> > However, when the pistol is fired, strange things happen: On machines with
> > XVR-1000 graphics, the game freezes for a few seconds and on machines with
> > XVR-600 graphics the freeze is shorter (although noticeable).
>
> If gl_ext_multitexture is enabled in the Q2 configuration, the OpenGL
> implementation might handle the lightmaps inefficiently (a common
> issue).

Yes, setting gl_ext_multitexture to 1 causes BIG slowdowns on my alpha.
I bet doing a 'set gl_ext_multitexture 1' and then a 'vid_restart' will
help eliminate the slowdowns on SPARC.


Eric