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Change edge_id to from_clique_arc in MultiLayerDijkstraHeapData

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This commit is contained in:
Michael Krasnyk
2017-03-15 14:36:41 +01:00
parent f1b88adebe
commit 79ef204e1f
4 changed files with 26 additions and 22 deletions
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include/engine/routing_algorithms/routing_base_mld.hpp
+14 -19
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@@ -87,13 +87,8 @@ void routingStep(const datafacade::ContiguousInternalMemoryDataFacade<algorithm:
}
const auto level = getNodeQureyLevel(partition, node, args...);
const auto &node_data = forward_heap.GetData(node);
const auto check_overlay_edges =
(level >= 1) && // only if at least the first level and
(node_data.parent == node || // is the first point of the path
node_data.edge_id != SPECIAL_EDGEID); // or an overlay entreé point
if (check_overlay_edges)
if (level >= 1 && !forward_heap.GetData(node).from_clique_arc)
{
if (DIRECTION == FORWARD_DIRECTION)
{
@@ -109,11 +104,11 @@ void routingStep(const datafacade::ContiguousInternalMemoryDataFacade<algorithm:
const EdgeWeight to_weight = weight + shortcut_weight;
if (!forward_heap.WasInserted(to))
{
forward_heap.Insert(to, to_weight, {node});
forward_heap.Insert(to, to_weight, {node, true});
}
else if (to_weight < forward_heap.GetKey(to))
{
forward_heap.GetData(to) = {node};
forward_heap.GetData(to) = {node, true};
forward_heap.DecreaseKey(to, to_weight);
}
}
@@ -134,11 +129,11 @@ void routingStep(const datafacade::ContiguousInternalMemoryDataFacade<algorithm:
const EdgeWeight to_weight = weight + shortcut_weight;
if (!forward_heap.WasInserted(to))
{
forward_heap.Insert(to, to_weight, {node});
forward_heap.Insert(to, to_weight, {node, true});
}
else if (to_weight < forward_heap.GetKey(to))
{
forward_heap.GetData(to) = {node};
forward_heap.GetData(to) = {node, true};
forward_heap.DecreaseKey(to, to_weight);
}
}
@@ -163,11 +158,11 @@ void routingStep(const datafacade::ContiguousInternalMemoryDataFacade<algorithm:
if (!forward_heap.WasInserted(to))
{
forward_heap.Insert(to, to_weight, {node, edge});
forward_heap.Insert(to, to_weight, {node, false});
}
else if (to_weight < forward_heap.GetKey(to))
{
forward_heap.GetData(to) = {node, edge};
forward_heap.GetData(to) = {node, false};
forward_heap.DecreaseKey(to, to_weight);
}
}
@@ -220,12 +215,12 @@ search(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::MLD> &fac
}
// Get packed path as edges {from node ID, to node ID, edge ID}
std::vector<std::tuple<NodeID, NodeID, EdgeID>> packed_path;
std::vector<std::tuple<NodeID, NodeID, bool>> packed_path;
NodeID current_node = middle, parent_node = forward_heap.GetData(middle).parent;
while (parent_node != current_node)
{
const auto &data = forward_heap.GetData(current_node);
packed_path.push_back(std::make_tuple(parent_node, current_node, data.edge_id));
packed_path.push_back(std::make_tuple(parent_node, current_node, data.from_clique_arc));
current_node = parent_node;
parent_node = forward_heap.GetData(parent_node).parent;
}
@@ -236,7 +231,7 @@ search(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::MLD> &fac
while (parent_node != current_node)
{
const auto &data = reverse_heap.GetData(current_node);
packed_path.push_back(std::make_tuple(current_node, parent_node, data.edge_id));
packed_path.push_back(std::make_tuple(current_node, parent_node, data.from_clique_arc));
current_node = parent_node;
parent_node = reverse_heap.GetData(parent_node).parent;
}
@@ -248,11 +243,11 @@ search(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::MLD> &fac
for (auto const &packed_edge : packed_path)
{
NodeID source, target;
EdgeID edge_id;
std::tie(source, target, edge_id) = packed_edge;
if (edge_id != SPECIAL_EDGEID)
bool overlay_edge;
std::tie(source, target, overlay_edge) = packed_edge;
if (!overlay_edge)
{ // a base graph edge
unpacked_path.push_back(edge_id);
unpacked_path.push_back(facade.FindEdge(source, target));
}
else
{ // an overlay graph edge