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#include "routing/cross_routing_context.hpp"
#include "indexer/point_to_int64.hpp"
namespace routing
{
static uint32_t const g_coordBits = POINT_COORD_BITS;
void OutgoingCrossNode::Save(Writer &w) const
{
uint64_t point = PointToInt64(m_point, g_coordBits);
char buff[sizeof(m_nodeId) + sizeof(point) + sizeof(m_outgoingIndex)];
*reinterpret_cast<decltype(m_nodeId) *>(&buff[0]) = m_nodeId;
*reinterpret_cast<decltype(point) *>(&(buff[sizeof(m_nodeId)])) = point;
*reinterpret_cast<decltype(m_outgoingIndex) *>(&(buff[sizeof(m_nodeId) + sizeof(point)])) = m_outgoingIndex;
w.Write(buff, sizeof(buff));
}
size_t OutgoingCrossNode::Load(const Reader &r, size_t pos)
{
char buff[sizeof(m_nodeId) + sizeof(uint64_t) + sizeof(m_outgoingIndex)];
r.Read(pos, buff, sizeof(buff));
m_nodeId = *reinterpret_cast<decltype(m_nodeId) *>(&buff[0]);
m_point = Int64ToPoint(*reinterpret_cast<uint64_t *>(&(buff[sizeof(m_nodeId)])), g_coordBits);
m_outgoingIndex = *reinterpret_cast<decltype(m_outgoingIndex) *>(&(buff[sizeof(m_nodeId) + sizeof(uint64_t)]));
return pos + sizeof(buff);
}
void IngoingCrossNode::Save(Writer &w) const
{
uint64_t point = PointToInt64(m_point, g_coordBits);
char buff[sizeof(m_nodeId) + sizeof(point)];
*reinterpret_cast<decltype(m_nodeId) *>(&buff[0]) = m_nodeId;
*reinterpret_cast<decltype(point) *>(&(buff[sizeof(m_nodeId)])) = point;
w.Write(buff, sizeof(buff));
}
size_t IngoingCrossNode::Load(const Reader &r, size_t pos)
{
char buff[sizeof(m_nodeId) + sizeof(uint64_t)];
r.Read(pos, buff, sizeof(buff));
m_nodeId = *reinterpret_cast<decltype(m_nodeId) *>(&buff[0]);
m_point = Int64ToPoint(*reinterpret_cast<uint64_t *>(&(buff[sizeof(m_nodeId)])), g_coordBits);
return pos + sizeof(buff);
}
size_t CrossRoutingContextReader::GetIndexInAdjMatrix(IngoingEdgeIteratorT ingoing, OutgoingEdgeIteratorT outgoing) const
{
size_t ingoing_index = distance(m_ingoingNodes.cbegin(), ingoing);
size_t outgoing_index = distance(m_outgoingNodes.cbegin(), outgoing);
ASSERT_LESS(ingoing_index, m_ingoingNodes.size(), ("ingoing index out of range"));
ASSERT_LESS(outgoing_index, m_outgoingNodes.size(), ("outgoing index out of range"));
return m_outgoingNodes.size() * ingoing_index + outgoing_index;
}
void CrossRoutingContextReader::Load(Reader const & r)
{
uint32_t size, pos = 0;
r.Read(pos, &size, sizeof(size));
pos += sizeof(size);
m_ingoingNodes.resize(size);
for (auto & node : m_ingoingNodes)
pos = node.Load(r, pos);
r.Read(pos, &size, sizeof(size));
pos += sizeof(size);
m_outgoingNodes.resize(size);
for (auto & node : m_outgoingNodes)
pos = node.Load(r, pos);
size_t const adjMatrixSize = sizeof(WritedEdgeWeightT) * m_ingoingNodes.size() * m_outgoingNodes.size();
mp_reader = unique_ptr<Reader>(r.CreateSubReader(pos, adjMatrixSize));
pos += adjMatrixSize;
uint32_t strsize;
r.Read(pos, &strsize, sizeof(strsize));
pos += sizeof(strsize);
for (uint32_t i = 0; i < strsize; ++i)
{
vector<char> tmpString;
r.Read(pos, &size, sizeof(size));
pos += sizeof(size);
vector<char> buffer(size);
r.Read(pos, &buffer[0], size);
m_neighborMwmList.push_back(string(&buffer[0], size));
pos += size;
}
}
const string & CrossRoutingContextReader::GetOutgoingMwmName(
OutgoingCrossNode const & outgoingNode) const
{
ASSERT(outgoingNode.m_outgoingIndex < m_neighborMwmList.size(),
("Routing context out of size mwm name index:", outgoingNode.m_outgoingIndex,
m_neighborMwmList.size()));
return m_neighborMwmList[outgoingNode.m_outgoingIndex];
}
pair<IngoingEdgeIteratorT, IngoingEdgeIteratorT> CrossRoutingContextReader::GetIngoingIterators() const
{
return make_pair(m_ingoingNodes.cbegin(), m_ingoingNodes.cend());
}
pair<OutgoingEdgeIteratorT, OutgoingEdgeIteratorT> CrossRoutingContextReader::GetOutgoingIterators() const
{
return make_pair(m_outgoingNodes.cbegin(), m_outgoingNodes.cend());
}
WritedEdgeWeightT CrossRoutingContextReader::GetAdjacencyCost(IngoingEdgeIteratorT ingoing,
OutgoingEdgeIteratorT outgoing) const
{
if (!mp_reader)
return INVALID_CONTEXT_EDGE_WEIGHT;
WritedEdgeWeightT result;
mp_reader->Read(GetIndexInAdjMatrix(ingoing, outgoing) * sizeof(WritedEdgeWeightT), &result, sizeof(WritedEdgeWeightT));
return result;
}
size_t CrossRoutingContextWriter::GetIndexInAdjMatrix(IngoingEdgeIteratorT ingoing, OutgoingEdgeIteratorT outgoing) const
{
size_t ingoing_index = distance(m_ingoingNodes.cbegin(), ingoing);
size_t outgoing_index = distance(m_outgoingNodes.cbegin(), outgoing);
ASSERT_LESS(ingoing_index, m_ingoingNodes.size(), ("ingoing index out of range"));
ASSERT_LESS(outgoing_index, m_outgoingNodes.size(), ("outgoing index out of range"));
return m_outgoingNodes.size() * ingoing_index + outgoing_index;
}
void CrossRoutingContextWriter::Save(Writer & w) const
{
uint32_t size = static_cast<uint32_t>(m_ingoingNodes.size());
w.Write(&size, sizeof(size));
for (auto const & node : m_ingoingNodes)
node.Save(w);
size = static_cast<uint32_t>(m_outgoingNodes.size());
w.Write(&size, sizeof(size));
for (auto const & node : m_outgoingNodes)
node.Save(w);
CHECK(m_adjacencyMatrix.size() == m_outgoingNodes.size()*m_ingoingNodes.size(), ());
w.Write(&m_adjacencyMatrix[0], sizeof(m_adjacencyMatrix[0]) * m_adjacencyMatrix.size());
size = static_cast<uint32_t>(m_neighborMwmList.size());
w.Write(&size, sizeof(size));
for (string const & neighbor: m_neighborMwmList)
{
size = static_cast<uint32_t>(neighbor.size());
w.Write(&size, sizeof(size));
w.Write(neighbor.c_str(), neighbor.size());
}
}
void CrossRoutingContextWriter::AddIngoingNode(size_t const nodeId, m2::PointD const & point)
{
m_ingoingNodes.push_back(IngoingCrossNode(nodeId, point));
}
void CrossRoutingContextWriter::AddOutgoingNode(size_t const nodeId, string const & targetMwm,
m2::PointD const & point)
{
auto it = find(m_neighborMwmList.begin(), m_neighborMwmList.end(), targetMwm);
if (it == m_neighborMwmList.end())
it = m_neighborMwmList.insert(m_neighborMwmList.end(), targetMwm);
m_outgoingNodes.push_back(OutgoingCrossNode(nodeId, distance(m_neighborMwmList.begin(), it), point));
}
void CrossRoutingContextWriter::ReserveAdjacencyMatrix()
{
m_adjacencyMatrix.resize(m_ingoingNodes.size() * m_outgoingNodes.size(), INVALID_CONTEXT_EDGE_WEIGHT);
}
void CrossRoutingContextWriter::SetAdjacencyCost(IngoingEdgeIteratorT ingoing,
OutgoingEdgeIteratorT outgoin,
WritedEdgeWeightT value)
{
m_adjacencyMatrix[GetIndexInAdjMatrix(ingoing, outgoin)] = value;
}
pair<IngoingEdgeIteratorT, IngoingEdgeIteratorT> CrossRoutingContextWriter::GetIngoingIterators() const
{
return make_pair(m_ingoingNodes.cbegin(), m_ingoingNodes.cend());
}
pair<OutgoingEdgeIteratorT, OutgoingEdgeIteratorT> CrossRoutingContextWriter::GetOutgoingIterators() const
{
return make_pair(m_outgoingNodes.cbegin(), m_outgoingNodes.cend());
}
}
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