artist-intersection-char
artist-intersection-char is a compiled Lisp function in `artist.el
'.
(artist-intersection-char NEW-C OLD-C)
Calculates intersection character when drawing a NEW-C on top of an OLD-C.
Return character according to this scheme:
OLD-C NEW-C return
- | +
| - +
+ | +
+ - +
\ / X
/ \ X
X / X
X \ X
other combinations NEW-C