Return to ortelius.c CVS log

Up to [Research Unix] / researchv10no / cmd / map / libmap

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

1.1     ! root        1: #include "map.h"
        !             2: 
        !             3: static struct coord stdpar0, stdpar1;
        !             4: static double k;
        !             5: static double yeq;
        !             6: 
        !             7: static int
        !             8: Xortelius(struct place *place, double *x, double *y)
        !             9: {
        !            10:        *y = yeq + fabs(place->nlat.l);
        !            11:        *x = *y*k*place->wlon.l;
        !            12:        if(place->nlat.l < 0)
        !            13:                *y = 2*yeq - *y;
        !            14:        return 1;
        !            15: }
        !            16: 
        !            17: proj
        !            18: ortelius(double par0, double par1)
        !            19: {
        !            20:        par0 = fabs(par0);
        !            21:        par1 = fabs(par1);
        !            22:        deg2rad(par0,&stdpar0);
        !            23:        deg2rad(par1,&stdpar1);
        !            24:        if(fabs(par1-par0) < .1)
        !            25:                k = stdpar1.s;
        !            26:        else
        !            27:                k = (stdpar1.c-stdpar0.c)/(stdpar0.l-stdpar1.l);
        !            28:        if(k < .1)
        !            29:                return rectangular(0);
        !            30:        yeq = -stdpar1.l - stdpar1.c/k;
        !            31:        return Xortelius;
        !            32: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.