2865 ospec = PG_GETARG_CSTRING(1);
2866 if (strlen(ospec) != 2)
2869 "Invalid ordinate specification. "
2870 "Need two letters from the set (x,y,z,m). "
2878 in = PG_GETARG_GSERIALIZED_P_COPY(0);
2883 lwpgerror(
"Geometry does not have an M ordinate");
2888 lwpgerror(
"Geometry does not have a Z ordinate");
2894 PG_RETURN_POINTER(in);
2898 out = geometry_serialize(lwgeom);
2900 PG_FREE_IF_COPY(in, 0);
2901 PG_RETURN_POINTER(out);
int gserialized_has_m(const GSERIALIZED *g)
Check if a GSERIALIZED has an M ordinate.
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
int gserialized_has_z(const GSERIALIZED *g)
Check if a GSERIALIZED has a Z ordinate.
void lwgeom_free(LWGEOM *geom)
void lwgeom_swap_ordinates(LWGEOM *in, LWORD o1, LWORD o2)
Swap ordinate values in every vertex of the geometry.
enum LWORD_T LWORD
Ordinate names.
static LWORD ordname2ordval(char n)