1 #include "map.h" 2 3 int 4 Xcylindrical(struct place *place, double *x, double *y) 5 { 6 if(fabs(place->nlat.l) > 80.*RAD) 7 return(-1); 8 *x = - place->wlon.l; 9 *y = place->nlat.s / place->nlat.c; 10 return(1); 11 } 12 13 proj 14 cylindrical(void) 15 { 16 return(Xcylindrical); 17 } 18