OSWORD &09

From BeebWiki

Revision as of 15:45, 21 November 2021 by Jgharston (talk | contribs) (Formatted title.)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Jump to: navigation, search

OSWORD &09 (9): Read screen pixel value

On entry:
 XY+0..1=X coordinate
 XY+2..3=Y coordinate
On exit:
 XY?4=pixel value, or &FF if the point was off screen or
  non-graphics screen mode.

See Also

http://mdfs.net/Docs/Comp/BBC/Oswords

Jgharston 13:22, 26 May 2009 (UTC)

Retrieved from "http://beebwiki.mdfs.net/index.php?title=OSWORD_%2609&oldid=4269"

OSWORD