Mail Archives: djgpp/1997/01/03/23:53:40
Murray Stokely <murray AT southeast DOT net> wrote in article
<32cd6b2c DOT 4726585 AT nntp DOT southeast DOT net>...
> Is Fixed-Point math still a neccesity for today's computers with
> all their built it FPU's, etc? How much faster can it be? Anyway,
> this is the same code procedure from our long thread on optimization;
> I've recently come back to it, because I still see room for
> improvement. What can be done to it. Fixed point? Lookup tables?
>
> void calculate_tfm(int diameter, char magnification)...
Fixed Point math is still very essential for dramatic speed increasement
even with today's FPU's. I never bench marked Fixed Point compared to
floating point, so I don't know how much faster it will be; it depends on
how often you use it. A lookup table will most likely increase your speed.
BP
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