1 28994509 2004-04-21 devnull #include <u.h>
 2 28994509 2004-04-21 devnull #include <libc.h>
 3 28994509 2004-04-21 devnull #include "map.h"
 4 28994509 2004-04-21 devnull 
 5 28994509 2004-04-21 devnull int
 6 28994509 2004-04-21 devnull Xcylindrical(struct place *place, double *x, double *y)
 7 28994509 2004-04-21 devnull {
 8 28994509 2004-04-21 devnull 	if(fabs(place->nlat.l) > 80.*RAD)
 9 28994509 2004-04-21 devnull 		return(-1);
10 28994509 2004-04-21 devnull 	*x = - place->wlon.l;
11 28994509 2004-04-21 devnull 	*y = place->nlat.s / place->nlat.c;
12 28994509 2004-04-21 devnull 	return(1);
13 28994509 2004-04-21 devnull }
14 28994509 2004-04-21 devnull 
15 28994509 2004-04-21 devnull proj
16 28994509 2004-04-21 devnull cylindrical(void)
17 28994509 2004-04-21 devnull {
18 28994509 2004-04-21 devnull 	return(Xcylindrical);
19 28994509 2004-04-21 devnull }