Subject: RE: [stella] Space Instigators - Final/Final From: Christopher Tumber <christophertumber@xxxxxxxxxx> Date: Sat, 19 Oct 2002 13:08:33 -0400 |
>Let me add that in z26 the ship doesn't show up in exploded state when you >start up. One thing I did notice though is when you get an extra cannon >the graphic for it looks kinda mangled. Nice catch, thanks! For the record it was an optimisation problem, 'd changed: lda #0 sta GRP0 sta GRP1 ;To turn off sprites after displaying ships left to iny sty GRP0 sty GRP1 Where Y was previously used in a loop that terminated with it's value as #$ff. While freeing up a byte of ROM it also dropped a cycle count so the sty GRP0 was occuring 1 cycle too soon and cutting off the bottom right corner pixel. Changing this to: iny sty GRP1 sty GRP0 Fixed the problem. Chris... ---------------------------------------------------------------------------------------------- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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