PostGIS  3.7.0dev-r@@SVN_REVISION@@

◆ LWGEOM_force_clockwise_poly()

Datum LWGEOM_force_clockwise_poly ( PG_FUNCTION_ARGS  )

Definition at line 1916 of file lwgeom_functions_basic.c.

1917 {
1918  GSERIALIZED *ingeom, *outgeom;
1919  LWGEOM *lwgeom;
1920 
1921  POSTGIS_DEBUG(2, "LWGEOM_force_clockwise_poly called");
1922 
1923  ingeom = PG_GETARG_GSERIALIZED_P_COPY(0);
1924 
1925  lwgeom = lwgeom_from_gserialized(ingeom);
1926  lwgeom_force_clockwise(lwgeom);
1927 
1928  outgeom = geometry_serialize(lwgeom);
1929 
1930  lwgeom_free(lwgeom);
1931  PG_FREE_IF_COPY(ingeom, 0);
1932  PG_RETURN_POINTER(outgeom);
1933 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
Definition: gserialized.c:268
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1218
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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