lwgeom_as_lwcurvepoly()

LWCURVEPOLY * lwgeom_as_lwcurvepoly ( const LWGEOM *  lwgeom )

extern

Definition at line 188 of file lwgeom.c.

{
        if ( lwgeom == NULL ) return NULL;
        if ( lwgeom->type == CURVEPOLYTYPE )
                return (LWCURVEPOLY *)lwgeom;
        else return NULL;
}

References CURVEPOLYTYPE, and LWGEOM::type.

Referenced by LWGEOM_exteriorring_polygon(), LWGEOM_interiorringn_polygon(), and wkt_parser_curvepolygon_add_ring().

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