LWGEOM_distance_sphere()

Datum LWGEOM_distance_sphere

(

PG_FUNCTION_ARGS

)

Definition at line 557 of file lwgeom_spheroid.c.

{
        SPHEROID s;
        /* Init to WGS84 */
        spheroid_init(&s, 6378137.0, 6356752.314245179498);
 
        if (PG_NARGS() == 3) {
                s.radius = PG_GETARG_FLOAT8(2);
        }
        s.a = s.b = s.radius;
 
        PG_RETURN_DATUM(DirectFunctionCall4(geometry_distance_spheroid,
                                            PG_GETARG_DATUM(0), PG_GETARG_DATUM(1), PointerGetDatum(&s), BoolGetDatum(false)));
}

References geometry_distance_spheroid(), s, and spheroid_init().

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