PostGIS  3.4.0dev-r@@SVN_REVISION@@

◆ LWGEOM_force_clockwise_poly()

Datum LWGEOM_force_clockwise_poly ( PG_FUNCTION_ARGS  )

Definition at line 1952 of file lwgeom_functions_basic.c.

1953 {
1954  GSERIALIZED *ingeom, *outgeom;
1955  LWGEOM *lwgeom;
1956 
1957  POSTGIS_DEBUG(2, "LWGEOM_force_clockwise_poly called");
1958 
1959  ingeom = PG_GETARG_GSERIALIZED_P_COPY(0);
1960 
1961  lwgeom = lwgeom_from_gserialized(ingeom);
1962  lwgeom_force_clockwise(lwgeom);
1963 
1964  outgeom = geometry_serialize(lwgeom);
1965 
1966  lwgeom_free(lwgeom);
1967  PG_FREE_IF_COPY(ingeom, 0);
1968  PG_RETURN_POINTER(outgeom);
1969 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
Definition: gserialized.c:239
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1155
void lwgeom_force_clockwise(LWGEOM *lwgeom)
Force Right-hand-rule on LWGEOM polygons.
Definition: lwgeom.c:38

References lwgeom_force_clockwise(), lwgeom_free(), and lwgeom_from_gserialized().

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