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24 lines
355 B
C
24 lines
355 B
C
#include <u.h>
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#include <libc.h>
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#include "map.h"
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static double a;
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static int
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Xcylequalarea(struct place *place, double *x, double *y)
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{
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*x = - place->wlon.l * a;
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*y = place->nlat.s;
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return(1);
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}
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proj
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cylequalarea(double par)
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{
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struct coord stdp0;
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if(par > 89.0)
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return(0);
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deg2rad(par, &stdp0);
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a = stdp0.c*stdp0.c;
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return(Xcylequalarea);
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}
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