subspace waypoint editing tool 0.8.0
09/07/04 smong

usage:
./swet <mapname.lvl>

controls:
hold down right click to scroll around
use middle click to add/remove waypoints
use left click to select a waypoint
ctrl + left click to set the path start
shift + left click to set the path end

tab modes:
show reachable waypoints (from selected waypoint)
show regions (this was hacked into the code and could get cpu intensive)
show current path

F3 show modes:
show waypoints
show none (normal map view)
show tile types
show waypoints and tile types

commands:
?go <mapname.lvl>
?load <filename.wpf>
?save [<filename.wpf>] (defaults to mapname with .lvl changed to .wpf)
?warpto <x> <y>
?locate
?exit

swet-line.so:
this shared lib contains the algorithm that determines whether a waypoint is
reachable or not. currently it uses just a bresenham line algorithm.

notes:
compiled against SDL 1.2
writes tileset to graphics/last-tiles.bmp
