void NetworkMatcher::_createEdge2Index()
{
// No tuning was done, I just copied these settings from OsmMapIndex.
// 10 children = 368 bytes
shared_ptr<MemoryPageStore> mps(new MemoryPageStore(728));
_edge2Index.reset(new HilbertRTree(mps, 2));
std::vector<Box> boxes;
std::vector<int> fids;
const OsmNetwork::EdgeMap& em = _n2->getEdgeMap();
for (OsmNetwork::EdgeMap::const_iterator it = em.begin(); it != em.end(); ++it)
{
fids.push_back((int)_index2Edge.size());
_index2Edge.push_back(it.value());
Box b(2);
Meters searchRadius = _details2->getSearchRadius(it.value());
Envelope env(_details2->getEnvelope(it.value()));
env.expandBy(searchRadius);
b.setBounds(0, env.getMinX(), env.getMaxX());
b.setBounds(1, env.getMinY(), env.getMaxY());
boxes.push_back(b);
}
_edge2Index->bulkInsert(boxes, fids);
}
void IterativeEdgeMatcher::_seedEdgeScores()
{
// go through all the n1 edges
const OsmNetwork::EdgeMap& em = _n1->getEdgeMap();
for (OsmNetwork::EdgeMap::const_iterator it = em.begin(); it != em.end(); ++it)
{
ConstNetworkEdgePtr e1 = it.value();
// find all the n2 edges that are in range of this one
Envelope env = _details->getEnvelope(it.value());
env.expandBy(_details->getSearchRadius(it.value()));
IntersectionIterator iit = _createIterator(env, _edge2Index);
while (iit.next())
{
ConstNetworkEdgePtr e2 = _index2Edge[iit.getId()];
double score = _scoreEdges(it.value(), e2);
bool reversed = _details->isReversed(e1, e2);
if (score > 0)
{
_edge12Scores[e1][e2] = DirectedEdgeScore(score, reversed);
_edge21Scores[e2][e1] = DirectedEdgeScore(score, reversed);
}
}
}
}
