Re: [stella] Fast Missile code

Subject: Re: [stella] Fast Missile code
From: "Thomas Jentzsch" <tjentzsch@xxxxxx>
Date: Fri, 16 Jan 2004 13:42:02 +0100
Manuel wrote:
> Since I'm usually prefering simple solutions, the sheer 
> brilliantness of this snippet is probably too hard to 
> resist. :-)
> 
> It's just perfect:
> 
> No scannline count reqired, no stack, no register, the 
> carry doesn't matter...

Thanx! :-)


> Wait... shouldn't it rather be 
> 
> >  lda #3
> 
> instead of 
> 
> >  lda #4

Yup, #HEIGHT-1 is correct.

So this is better:
  lda #4-1               
  dcp torpedoyPos 
  adc #2                  
  sta ENAM1          
  lda #4-1              
  dcp torpedoyPos+1
  adc #2
  sta ENAM0

Have?fun!
Thomas
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