| 0,0 → 1,17 |
|---|
| -- flip picture - Copyright 2010 Paulo Silva |
| -- This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. See <http://www.gnu.org/licenses/> |
| w,h=getpicturesize(); |
| ok,flipx,flipy=inputbox("flip picture","flip x",1,0,1,-1,"flip y",0,0,1,-1); |
| if ok==true then |
| if flipx==1 then |
| for y=0,h-1,1 do |
| for x=0,w/2,1 do |
| c1=getpicturepixel(x,y);c2=getpicturepixel(w-x-1,y) |
| putpicturepixel(x,y,c2);putpicturepixel(w-x-1,y,c1) |
| end;end |
| else |
| for y=0,h/2,1 do |
| for x=0,w-1,1 do |
| c1=getpicturepixel(x,y);c2=getpicturepixel(x,h-y-1) |
| putpicturepixel(x,y,c2);putpicturepixel(x,h-y-1,c1) |
| end;end;end;end |