lwgeom_as_lwtriangle()

LWTRIANGLE * lwgeom_as_lwtriangle ( const LWGEOM *  lwgeom )

extern

Definition at line 252 of file lwgeom.c.

{
        if ( lwgeom == NULL ) return NULL;
        if ( lwgeom->type == TRIANGLETYPE )
                return (LWTRIANGLE *)lwgeom;
        else return NULL;
}

References TRIANGLETYPE, and LWGEOM::type.

Referenced by extract_pointarrays_from_lwgeom(), LWGEOM_dumppoints(), LWGEOM_exteriorring_polygon(), lwgeom_force_orientation(), lwgeom_has_orientation(), lwgeom_simplify_in_place(), and lwgeom_swap_ordinates().

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