Re: A89: ti89 asm greyscale sprites


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Re: A89: ti89 asm greyscale sprites




how exactly woul I do that?
-----Original Message-----
From: zach <zach@operamail.com>
To: assembly-89@lists.ticalc.org <assembly-89@lists.ticalc.org>
Date: Wednesday, July 28, 1999 2:56 PM
Subject: RE: A89: ti89 asm greyscale sprites


>
>>===== Original Message From assembly-89@lists.ticalc.org =====
>>I'm putting a greyscale sprite with a background.  I need to know how
toget
>it to delete the sprite when you move, so you don't have a trail of sprites
>behind you.  I need it to do that and not delete the background.  Could
some
>one explain to me how to do this? or tell me
>>where a good expamle is?
>
>If http://ti89.acz.org is running, I think they have something about it.
>
>What you should do is edit your putsprite routine to save the background
(the
>memory it will draw to) to a variable.  Then, when you move the sprite,
have
>it draw that background to where the sprite is and then draw the sprite to
the
>new location.  I think that would work.
>
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