ST_DelaunayTriangles()

Datum ST_DelaunayTriangles

(

PG_FUNCTION_ARGS

)

Definition at line 3160 of file postgis/lwgeom_geos.c.

{
        GSERIALIZED *result;
        GSERIALIZED *geom;
        LWGEOM *lwgeom_in, *lwgeom_out;
        double  tolerance = 0.0;
        int flags = 0;
 
        geom = PG_GETARG_GSERIALIZED_P(0);
        tolerance = PG_GETARG_FLOAT8(1);
        flags = PG_GETARG_INT32(2);
 
        lwgeom_in = lwgeom_from_gserialized(geom);
        lwgeom_out = lwgeom_delaunay_triangulation(lwgeom_in, tolerance, flags);
        lwgeom_free(lwgeom_in) ;
 
        if ( ! lwgeom_out )
        {
                PG_FREE_IF_COPY(geom, 0);
                PG_RETURN_NULL();
        }
 
        result = geometry_serialize(lwgeom_out) ;
        lwgeom_free(lwgeom_out) ;
 
        PG_FREE_IF_COPY(geom, 0);
        PG_RETURN_POINTER(result);
}

References lwgeom_delaunay_triangulation(), lwgeom_free(), lwgeom_from_gserialized(), and result.

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