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119 lines (95 loc) · 3.13 KB
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/**
* SPDX-License-Identifier: GPL-2.0-or-later
*
* This file is part of osm2pgsql (https://osm2pgsql.org/).
*
* Copyright (C) 2006-2023 by the osm2pgsql developer community.
* For a full list of authors see the git log.
*/
#include "dependency-manager.hpp"
#include "middle.hpp"
#include <algorithm>
#include <iterator>
void full_dependency_manager_t::node_changed(osmid_t id)
{
m_changed_nodes.set(id);
}
void full_dependency_manager_t::way_changed(osmid_t id)
{
m_changed_ways.set(id);
}
void full_dependency_manager_t::relation_changed(osmid_t id)
{
m_changed_relations.set(id);
}
void full_dependency_manager_t::after_nodes()
{
if (m_changed_nodes.empty()) {
return;
}
m_object_store->get_node_parents(m_changed_nodes, &m_ways_pending_tracker,
&m_rels_pending_tracker);
m_changed_nodes.clear();
}
static osmium::index::IdSetSmall<osmid_t>
set_diff(osmium::index::IdSetSmall<osmid_t> const &set,
osmium::index::IdSetSmall<osmid_t> const &to_be_removed)
{
osmium::index::IdSetSmall<osmid_t> new_set;
for (auto const id : set) {
if (!to_be_removed.get_binary_search(id)) {
new_set.set(id);
}
}
return new_set;
}
void full_dependency_manager_t::after_ways()
{
if (!m_changed_ways.empty()) {
if (!m_ways_pending_tracker.empty()) {
// Remove ids from changed ways in the input data from
// m_ways_pending_tracker, because they have already been processed.
m_ways_pending_tracker =
set_diff(m_ways_pending_tracker, m_changed_ways);
// Add the list of pending way ids to the list of changed ways,
// because we need the parents for them, too.
m_changed_ways.merge_sorted(m_ways_pending_tracker);
}
m_object_store->get_way_parents(m_changed_ways,
&m_rels_pending_tracker);
m_changed_ways.clear();
return;
}
if (!m_ways_pending_tracker.empty()) {
m_object_store->get_way_parents(m_ways_pending_tracker,
&m_rels_pending_tracker);
}
}
void full_dependency_manager_t::after_relations()
{
// Remove ids from changed relations in the input data from
// m_rels_pending_tracker, because they have already been processed.
m_rels_pending_tracker =
set_diff(m_rels_pending_tracker, m_changed_relations);
m_changed_relations.clear();
}
void full_dependency_manager_t::mark_parent_relations_as_pending(
osmium::index::IdSetSmall<osmid_t> const &way_ids)
{
assert(m_rels_pending_tracker.empty());
m_object_store->get_way_parents(way_ids, &m_rels_pending_tracker);
}
bool full_dependency_manager_t::has_pending() const noexcept
{
return !m_ways_pending_tracker.empty() || !m_rels_pending_tracker.empty();
}
idlist_t
full_dependency_manager_t::get_ids(osmium::index::IdSetSmall<osmid_t> *tracker)
{
tracker->sort_unique();
idlist_t list;
list.reserve(tracker->size());
std::copy(tracker->cbegin(), tracker->cend(), std::back_inserter(list));
tracker->clear();
return list;
}