ptarray_close2d()

POINTARRAY * ptarray_close2d

(

POINTARRAY *

ring

)

Definition at line 176 of file liblwgeom/lwgeom_geos_clean.c.

References POINTARRAY::flags, FLAGS_NDIMS, getPoint_internal(), POINTARRAY::npoints, ptarray_addPoint(), and ptarray_is_closed_2d().

Referenced by lwgeom_make_geos_friendly(), and ring_make_geos_friendly().

{
        POINTARRAY* newring;

        /* close the ring if not already closed (2d only) */
        if ( ! ptarray_is_closed_2d(ring) )
        {
                /* close it up */
                newring = ptarray_addPoint(ring,
                                           getPoint_internal(ring, 0),
                                           FLAGS_NDIMS(ring->flags),
                                           ring->npoints);
                ring = newring;
        }
        return ring;
}

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