Re: [stella] Little Help Here

Subject: Re: [stella] Little Help Here
From: Thomas Jentzsch <tjentzsch@xxxxxx>
Date: Sat, 3 Mar 2001 10:26:11 +0100
At 03.03.2001, 05:14, Tempest wrote:
> 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.

Just give the sprite a color, at the moment COLUP0 is
set to 0.

        CMP #$91
        BEQ DrawSprite

You are comparing against *$*91 here, so the sprite
will show up quite high.
You can directly compare with y here (cpy #91).

Have fun!
Thomas Jentzsch         | *** Every bit is sacred ! ***
tjentzsch at web dot de |

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