1*59cc4ca5SDavid du Colombier #include <u.h> 2*59cc4ca5SDavid du Colombier #include <libc.h> 33e12c5d1SDavid du Colombier #include "map.h" 43e12c5d1SDavid du Colombier 53e12c5d1SDavid du Colombier int Xcylindrical(struct place * place,double * x,double * y)6219b2ee8SDavid du ColombierXcylindrical(struct place *place, double *x, double *y) 73e12c5d1SDavid du Colombier { 83e12c5d1SDavid du Colombier if(fabs(place->nlat.l) > 80.*RAD) 93e12c5d1SDavid du Colombier return(-1); 103e12c5d1SDavid du Colombier *x = - place->wlon.l; 113e12c5d1SDavid du Colombier *y = place->nlat.s / place->nlat.c; 123e12c5d1SDavid du Colombier return(1); 133e12c5d1SDavid du Colombier } 143e12c5d1SDavid du Colombier 153e12c5d1SDavid du Colombier proj cylindrical(void)163e12c5d1SDavid du Colombiercylindrical(void) 173e12c5d1SDavid du Colombier { 183e12c5d1SDavid du Colombier return(Xcylindrical); 193e12c5d1SDavid du Colombier } 20