[comp.sys.atari.st] More Picture Formats Trivia

dmb@TIS.COM (David M. Baggett) (07/22/88)

Does anyone know precisely when palette changes take effect during the
scan line in Spectrum pictures?  There are three palette changes per
scan line, but 320/3 isn't an even number.  What's the deal?

				Thanks,
				Dave
				arpanet: dmb@TIS.COM

wayneck@tekig5.TEK.COM (Wayne Knapp) (07/24/88)

In article <8807221622.AA00826@sleepy.tis.com>, dmb@TIS.COM (David M. Baggett) writes:
> 
> Does anyone know precisely when palette changes take effect during the
> scan line in Spectrum pictures?  There are three palette changes per
> scan line, but 320/3 isn't an even number.  What's the deal?
   It is more like:

        16 colors set before line starts
         2 new colors every 10 pixels during line

                            Wayne Knapp