PostGIS  3.1.6dev-r@@SVN_REVISION@@

◆ LWGEOM_force_clockwise_poly()

Datum LWGEOM_force_clockwise_poly ( PG_FUNCTION_ARGS  )

Definition at line 1888 of file lwgeom_functions_basic.c.

1889 {
1890  GSERIALIZED *ingeom, *outgeom;
1891  LWGEOM *lwgeom;
1892 
1893  POSTGIS_DEBUG(2, "LWGEOM_force_clockwise_poly called");
1894 
1895  ingeom = PG_GETARG_GSERIALIZED_P_COPY(0);
1896 
1897  lwgeom = lwgeom_from_gserialized(ingeom);
1898  lwgeom_force_clockwise(lwgeom);
1899 
1900  outgeom = geometry_serialize(lwgeom);
1901 
1902  lwgeom_free(lwgeom);
1903  PG_FREE_IF_COPY(ingeom, 0);
1904  PG_RETURN_POINTER(outgeom);
1905 }
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:1138
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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