Subject: Re: [stella] Little Help Here From: Erik Mooney <emooney@xxxxxxxxxxxxxxxx> Date: Wed, 07 Mar 2001 00:28:19 -0500 |
On Fri, 2 Mar 2001 23:14:47 -0500, you wrote: >Ok here's my code. It's pieced together from several other code snippets >I've found in the archives. It use to display some multi-colored stripes on >the screen but I disabled those for the time being by clearing the Playfield >registers. > >What it should do is display my stupid ship graphic on scanline 92 and >recognize the joystick input (that part works), but I'm getting nothing but >a blank screen. Maybe I shouldn't write zero's to the Playfield registers? >If someone can fill me in on what stupid mistake I'm making I'd appreciate >it. I don't know if anyone else responded to this, but I see that you never write anything to COLUP0, after zeroing out the machine at the beginning. This means your sprite is black. Store a nonzero value to COLUP0 and it should show up. - Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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