def __init__(self, geoms):
self._n_geoms = len(geoms)
# GEOS STRtree capacity has to be > 1
self._tree_handle = lgeos.GEOSSTRtree_create(max(2, len(geoms)))
for geom in geoms:
lgeos.GEOSSTRtree_insert(self._tree_handle, geom._geom,
ctypes.py_object(geom))
def __init__(
self,
geoms: Iterable[BaseGeometry],
items: Iterable[Any] = None,
node_capacity: int = 10,
):
self.node_capacity = node_capacity
# Keep references to geoms
self._geoms = list(geoms)
# Default enumeration index to store in the tree
self._idxs = list(range(len(self._geoms)))
# handle items
self._has_custom_items = items is not None
if not self._has_custom_items:
items = self._idxs
self._items = items
# initialize GEOS STRtree
self._tree = lgeos.GEOSSTRtree_create(self.node_capacity)
i = 0
for idx, geom in zip(self._idxs, self._geoms):
# filter empty geometries out of the input
if geom is not None and not geom.is_empty:
lgeos.GEOSSTRtree_insert(self._tree, geom._geom,
ctypes.py_object(idx))
i += 1
self._n_geoms = i
def __init__(self, geoms):
# filter empty geometries out of the input
geoms = [geom for geom in geoms if not geom.is_empty]
self._n_geoms = len(geoms)
# GEOS STRtree capacity has to be > 1
self._tree_handle = lgeos.GEOSSTRtree_create(max(2, len(geoms)))
for geom in geoms:
lgeos.GEOSSTRtree_insert(self._tree_handle, geom._geom, ctypes.py_object(geom))
def __init__(self, items):
"""
Parameter items is a list of tuples, where each tuple lookes like:
(entity_id: long, entity_geometry: shapely.geometry.polygon)
"""
self._n_geoms = len(items)
self._tree_handle = shapely.geos.lgeos.GEOSSTRtree_create(max(4, len(items)))
for item in items:
_lgeos.GEOSSTRtree_insert(self._tree_handle, item[1]._geom,
ctypes.py_object(long(item[0])))
geoms = [item[1] for item in items]
self._geoms = list(geoms)
def _init_tree_handle(self, geoms):
node_capacity = 10
self._tree_handle = lgeos.GEOSSTRtree_create(node_capacity)
for geom in geoms:
lgeos.GEOSSTRtree_insert(self._tree_handle, geom._geom, ctypes.py_object(geom))
