1 #include <u.h>
2 #include <libc.h>
3 #include "map.h"
4 
5 int
6 Xazequidistant(struct place *place, double *x, double *y)
7 {
8 	double colat;
9 	colat = PI/2 - place->nlat.l;
10 	*x = -colat * place->wlon.s;
11 	*y = -colat * place->wlon.c;
12 	return(1);
13 }
14 
15 proj
16 azequidistant(void)
17 {
18 	return(Xazequidistant);
19 }