Re: A86: Random
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Re: A86: Random
yeah i had the same problem with it
what are good for this type of thing?
--- Andreas Finne <a_finne@hotmail.com> wrote:
>
> Jimmy's random routine is very fast, and is great if
> you just want a single
> random number every now and then. But if you for
> instance want to have
> random coordinates chosen one after the other, it is
> not as good. I have
> made a program to try out different random routines
> by taking random
> coordinates and put out a sprite at the chosen
> location. With this routine
> the results were something like this:
>
> 00 0
> 0 00
> 0 00
> 0 0 0
>
> All sprites were in an area from the upper left to
> the lower right. You will
> get a little better results if you put a 'halt'
> between every call to the
> random routine.
>
> Andreas Finne
> a_finne@hotmail.com
> a_finne@iobox.fi
>
>
> >From: Matt C <snoborder420@yahoo.com>
> >here is Jimmy Mardell's random routine from
> Tetris,i
> >think
> >i use it alot
> >
> >random: ; Creates a random number 0 <= x <
> A
> > push bc
> > push de
> > push hl
> > ld b,a
> > ld a,r
> > add a,a
> > ld hl,0
> > ld d,0
> > ld e,a
> >RMul:
> > add hl,de
> > djnz RMul
> > ld a,h
> > pop hl
> > pop de
> > pop bc
> > ret
> >
> >later
>
>
>
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