1 #include "map.h" 2 3 int 4 Xazequalarea(struct place *place, double *x, double *y) 5 { 6 double r; 7 r = sqrt(1. - place->nlat.s); 8 *x = - r * place->wlon.s; 9 *y = - r * place->wlon.c; 10 return(1); 11 } 12 13 proj 14 azequalarea(void) 15 { 16 return(Xazequalarea); 17 } 18