📄 newyorker.c
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#include <u.h>#include <libc.h>#include "map.h"static double a;static intXnewyorker(struct place *place, double *x, double *y){ double r = PI/2 - place->nlat.l; double s; if(r<.001) /* cheat to plot center */ s = 0; else if(r<a) return -1; else s = log(r/a); *x = -s * place->wlon.s; *y = -s * place->wlon.c; return(1);}projnewyorker(double a0){ a = a0*RAD; return(Xnewyorker);}
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