/usr/include/osmium/handler/coordinates_for_ways.hpp is in libosmium-dev 0.0~20111213-g7f3500a-3build5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | #ifndef OSMIUM_HANDLER_COORDINATES_FOR_WAYS_HPP
#define OSMIUM_HANDLER_COORDINATES_FOR_WAYS_HPP
/*
Copyright 2011 Jochen Topf <jochen@topf.org> and others (see README).
This file is part of Osmium (https://github.com/joto/osmium).
Osmium is free software: you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License or (at your option) the GNU
General Public License as published by the Free Software Foundation, either
version 3 of the Licenses, or (at your option) any later version.
Osmium is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License and the GNU
General Public License for more details.
You should have received a copy of the Licenses along with Osmium. If not, see
<http://www.gnu.org/licenses/>.
*/
#include <osmium/handler.hpp>
namespace Osmium {
namespace Handler {
/**
* Handler to retrieve locations from nodes and add them to ways.
*
* @tparam TStorage Class that handles the actual storage of the node locations.
* It must support the set(id, value) method and operator[] for
* reading a value.
*/
template <class TStoragePosIDs, class TStorageNegIDs>
class CoordinatesForWays : public Base {
public:
CoordinatesForWays(TStoragePosIDs& storage_pos,
TStorageNegIDs& storage_neg)
: m_storage_pos(storage_pos),
m_storage_neg(storage_neg) {
}
/**
* Store the location of the node in the storage.
*/
void node(const shared_ptr<Osmium::OSM::Node const>& node) {
int64_t id = node->id();
if (id >= 0) {
m_storage_pos.set( id, node->position());
} else {
m_storage_neg.set(-id, node->position());
}
}
void after_nodes() const {
if (Osmium::debug()) {
std::cerr << "Memory used for node coordinates storage (approximate):\n for positive IDs: "
<< m_storage_pos.used_memory() / (1024 * 1024)
<< " MiB\n for negative IDs: "
<< m_storage_neg.used_memory() / (1024 * 1024)
<< " MiB\n";
}
}
/**
* Retrieve locations of all nodes in the way from storage and add
* them to the way object.
*/
void way(const shared_ptr<Osmium::OSM::Way>& way) {
for (Osmium::OSM::WayNodeList::iterator it = way->nodes().begin(); it != way->nodes().end(); ++it) {
const int64_t id = it->ref();
it->position(id >= 0 ? m_storage_pos[id] : m_storage_neg[-id]);
}
}
private:
/// Object that handles the actual storage of the node locations (with positive IDs).
TStoragePosIDs& m_storage_pos;
/// Object that handles the actual storage of the node locations (with negative IDs).
TStorageNegIDs& m_storage_neg;
}; // class CoordinatesForWays
} // namespace Handler
} // namespace Osmium
#endif // OSMIUM_HANDLER_COORDINATES_FOR_WAYS_HPP
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