lwgeom_as_lwpsurface()

LWPSURFACE * lwgeom_as_lwpsurface ( const LWGEOM *  lwgeom )

extern

Definition at line 251 of file lwgeom.c.

{
        if ( lwgeom->type == POLYHEDRALSURFACETYPE )
                return (LWPSURFACE *)lwgeom;
        else return NULL;
}

References POLYHEDRALSURFACETYPE, and LWGEOM::type.