1 #include <u.h> 2 #include <libc.h> 3 #include "map.h" 4 5 static double scale; 6 7 static int 8 Xrectangular(struct place *place, double *x, double *y) 9 { 10 *x = -scale*place->wlon.l; 11 *y = place->nlat.l; 12 return(1); 13 } 14 15 proj 16 rectangular(double par) 17 { 18 scale = cos(par*RAD); 19 if(scale<.1) 20 return 0; 21 return(Xrectangular); 22 } 23