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Annotation of researchv10no/cmd/map/libmap/newyorker.c, revision 1.1

1.1     ! root        1: #include "map.h"
        !             2: 
        !             3: static double a;
        !             4: 
        !             5: static int
        !             6: Xnewyorker(struct place *place, double *x, double *y)
        !             7: {
        !             8:        double r = PI/2 - place->nlat.l;
        !             9:        double s;
        !            10:        if(r<.001)      /* cheat to plot center */
        !            11:                s = 0;
        !            12:        else if(r<a)
        !            13:                return -1;
        !            14:        else
        !            15:                s = log(r/a);
        !            16:        *x = -s * place->wlon.s;
        !            17:        *y = -s * place->wlon.c;
        !            18:        return(1);
        !            19: }
        !            20: 
        !            21: proj
        !            22: newyorker(double a0)
        !            23: {
        !            24:        a = a0*RAD;
        !            25:        return(Xnewyorker);
        !            26: }

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