Re: [stella] interlace / single line resolution

[Piero Cavina <p.cavina@xxxxxxxxxxxxx>]

At 02.30 23/06/00 -0700, Glenn Saunders wrote:

> > the "missile" shot gets the colors from the player used to display the 
> > enemies in the same group of scanlines.

Oops, I was wrong here, oviously is the "ball" shot that gets the playfield 
colors. The other shot is the player's missile.

> What is it that causes the slight shift up one scanline of the shots as 
> they track from left to right?  It's something I've noticed and I'm not 
> sure if it's an optical illusion or what.

It happens because the missile/ball enable registers are written too late, 
so when the shots go past a given x-coordinate, they shift up one scanline. 
Before you ask - no, it can't be fixed, it has been a compromise.



Ciao,
 P.


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