20 lines
287 B
C
20 lines
287 B
C
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#include <u.h>
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#include <libc.h>
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#include "map.h"
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int
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Xcylindrical(struct place *place, double *x, double *y)
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{
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if(fabs(place->nlat.l) > 80.*RAD)
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return(-1);
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*x = - place->wlon.l;
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*y = place->nlat.s / place->nlat.c;
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return(1);
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}
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proj
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cylindrical(void)
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{
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return(Xcylindrical);
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}
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