1399 ArrayIterator iterator;
1403 POSTGIS_DEBUGF(2,
"%s called", __func__);
1406 if (PG_ARGISNULL(0))
1410 array = PG_GETARG_ARRAYTYPE_P(0);
1413 nelems = ArrayGetNItems(ARR_NDIM(array), ARR_DIMS(array));
1415 POSTGIS_DEBUGF(3,
"%s: array has %d elements", __func__, nelems);
1428 geoms = palloc(
sizeof(
LWGEOM *) * nelems);
1431 iterator = array_create_iterator(array, 0, NULL);
1433 while (array_iterate(iterator, &
value, &isnull))
1454 srid = geoms[ngeoms - 1]->
srid;
1460 POSTGIS_DEBUGF(3,
"%s: element %d deserialized", __func__, ngeoms);
1462 array_free_iterator(iterator);
1468 elog(NOTICE,
"No points or linestrings in input array");
1472 POSTGIS_DEBUGF(3,
"LWGEOM_makeline_garray: elements: %d", ngeoms);
1476 result = geometry_serialize(outlwg);
1478 PG_RETURN_POINTER(
result);
char result[OUT_DOUBLE_BUFFER_SIZE]
void gserialized_error_if_srid_mismatch_reference(const GSERIALIZED *g1, const int32_t srid2, const char *funcname)
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
uint32_t gserialized_get_type(const GSERIALIZED *g)
Extract the geometry type from the serialized form (it hides in the anonymous data area,...
#define POINTTYPE
LWTYPE numbers, used internally by PostGIS.
#define SRID_UNKNOWN
Unknown SRID value.
LWLINE * lwline_from_lwgeom_array(int32_t srid, uint32_t ngeoms, LWGEOM **geoms)