Squeak/linux/iPaq display speed
Yoshiki Ohshima
ohshima at is.titech.ac.jp
Tue Feb 20 01:35:57 UTC 2001
Hello, Kevin,
> > On my iPaq, the results are:
> >
> > depth msec
> > 1 8650
> > 4 8381
> > 8 9065
> > 16 11821
> > 32 11920
> >
>
> I can only give you results running on 2.9a for the moment...I haven't had a
> chance to get 3.0 up and running yet. So, here they are:
>
> depth msec
> 8 4896
> 16 5259
> 32 6138
It is faster!
You uses X Window System, right? It seems that the direct
frame-buffer acess has an advantage over using X (at least
in forceToScreen-speed-wise). I won't be surprized if the
result for 16 bit depth is under 2000 (I'd say it should).
> Keep in mind that this is _still_ with an unoptimized VM...the handhelds folks
> haven't updated the toolchain yet to a compiler that can handle doing
> optimizations. :(
This might be the case that the optimizer cannot do much
because the operation is so memory intensive. It could be
3-10% speed up? (just a wild guess)
Thank you very much. This helps a lot:-)
-- Yoshiki
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