Re: [cc65] Colormania (was: TGI summary)

From: Oliver Schmidt <ol.sc1web.de>
Date: 2009-11-02 16:08:55
Hi Mark,

> C64 is organized in character-sized blocks:
>
> AAAAAAAAIIIIIIII
> BBBBBBBBJJJJJJJJ
> CCCCCCCCKKKKKKKK
> DDDDDDDDLLLLLLLL
> EEEEEEEEMMMMMMMM
> FFFFFFFFNNNNNNNN
> GGGGGGGGOOOOOOOO
> HHHHHHHHPPPPPPPP
> aaaaaaaaiiiiiiii
>
> If the A-pixels are in location $0400, then the B-pixels are in $0401, the
> C-pixels in $0402, ... and the I-pixels in $0409.† Assuming the standard
> 320x200 resolution, the a-pixels are in $0428 and the i-pixels in $0430.† So
> given an arbitrary point (x,y) and its location (say byte B bit b), you
> can't assume anything about the location of any of its neighbor pixels
> without special-casing on both x mod 8 and y mod 8.

Thanks for the very compact yet complete-enough-to-get-the-point
description :-))

Best, Oliver
----------------------------------------------------------------------
To unsubscribe from the list send mail to majordomo@musoftware.de with
the string "unsubscribe cc65" in the body(!) of the mail.
Received on Mon Nov 2 16:08:59 2009

This archive was generated by hypermail 2.1.8 : 2009-11-02 16:09:01 CET