| #include <u.h> | |
| #include <libc.h> | |
| #include "map.h" | |
| int | |
| Xcylindrical(struct place *place, double *x, double *y) | |
| { | |
| if(fabs(place->nlat.l) > 80.*RAD) | |
| return(-1); | |
| *x = - place->wlon.l; | |
| *y = place->nlat.s / place->nlat.c; | |
| return(1); | |
| } | |
| proj | |
| cylindrical(void) | |
| { | |
| return(Xcylindrical); | |
| } |