| #include <u.h> | |
| #include <libc.h> | |
| #include <draw.h> | |
| int | |
| drawreplxy(int min, int max, int x) | |
| { | |
| int sx; | |
| sx = (x-min)%(max-min); | |
| if(sx < 0) | |
| sx += max-min; | |
| return sx+min; | |
| } | |
| Point | |
| drawrepl(Rectangle r, Point p) | |
| { | |
| p.x = drawreplxy(r.min.x, r.max.x, p.x); | |
| p.y = drawreplxy(r.min.y, r.max.y, p.y); | |
| return p; | |
| } | |