PostGIS  3.0.0dev-r@@SVN_REVISION@@

◆ ST_FlipCoordinates()

Datum ST_FlipCoordinates ( PG_FUNCTION_ARGS  )

Definition at line 2791 of file lwgeom_functions_basic.c.

References geometry_serialize(), lwgeom_free(), lwgeom_from_gserialized(), lwgeom_swap_ordinates(), LWORD_X, and LWORD_Y.

Referenced by ST_RemoveRepeatedPoints().

2792 {
2793  GSERIALIZED *in = PG_GETARG_GSERIALIZED_P_COPY(0);
2794  GSERIALIZED *out;
2795  LWGEOM *lwgeom = lwgeom_from_gserialized(in);
2796 
2798  out = geometry_serialize(lwgeom);
2799 
2800  lwgeom_free(lwgeom);
2801  PG_FREE_IF_COPY(in, 0);
2802 
2803  PG_RETURN_POINTER(out);
2804 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1128
void lwgeom_swap_ordinates(LWGEOM *in, LWORD o1, LWORD o2)
Swap ordinate values in every vertex of the geometry.
Definition: lwgeom.c:1451
GSERIALIZED * geometry_serialize(LWGEOM *lwgeom)
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