146 lines
5.0 KiB
C++
146 lines
5.0 KiB
C++
/*
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open source routing machine
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Copyright (C) Dennis Luxen, others 2010
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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/*
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* This class constructs the edge base representation of a graph from a given node based edge list
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*/
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#ifndef EDGEBASEDGRAPHFACTORY_H_
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#define EDGEBASEDGRAPHFACTORY_H_
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#include <algorithm>
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#include <queue>
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#include <vector>
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#include <stxxl.h>
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#include <cstdlib>
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#include <boost/foreach.hpp>
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#include <boost/lexical_cast.hpp>
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#include <boost/make_shared.hpp>
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#include <boost/shared_ptr.hpp>
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#include "../typedefs.h"
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#include "../DataStructures/DeallocatingVector.h"
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#include "../DataStructures/DynamicGraph.h"
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#include "../Extractor/ExtractorStructs.h"
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#include "../DataStructures/HashTable.h"
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#include "../DataStructures/ImportEdge.h"
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#include "../DataStructures/QueryEdge.h"
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#include "../DataStructures/Percent.h"
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#include "../DataStructures/TurnInstructions.h"
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#include "../Util/BaseConfiguration.h"
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class EdgeBasedGraphFactory {
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private:
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struct _NodeBasedEdgeData {
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int distance;
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unsigned edgeBasedNodeID;
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unsigned nameID:31;
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bool shortcut:1;
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bool forward:1;
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bool backward:1;
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bool roundabout:1;
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bool ignoreInGrid:1;
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short type;
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bool isAccessRestricted;
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};
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struct _EdgeBasedEdgeData {
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int distance;
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unsigned via;
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unsigned nameID;
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bool forward;
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bool backward;
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short turnInstruction;
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};
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typedef DynamicGraph< _NodeBasedEdgeData > _NodeBasedDynamicGraph;
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typedef _NodeBasedDynamicGraph::InputEdge _NodeBasedEdge;
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std::vector<NodeInfo> inputNodeInfoList;
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unsigned numberOfTurnRestrictions;
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public:
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struct EdgeBasedNode {
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bool operator<(const EdgeBasedNode & other) const {
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return other.id < id;
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}
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bool operator==(const EdgeBasedNode & other) const {
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return id == other.id;
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}
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NodeID id;
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int lat1;
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int lat2;
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int lon1;
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int lon2:31;
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bool belongsToTinyComponent:1;
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NodeID nameID;
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unsigned weight:31;
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bool ignoreInGrid:1;
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};
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struct SpeedProfileProperties{
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SpeedProfileProperties() : trafficSignalPenalty(0), uTurnPenalty(0) {}
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int trafficSignalPenalty;
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int uTurnPenalty;
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} speedProfile;
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private:
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boost::shared_ptr<_NodeBasedDynamicGraph> _nodeBasedGraph;
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boost::unordered_map<NodeID, bool> _barrierNodes;
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boost::unordered_map<NodeID, bool> _trafficLights;
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typedef std::pair<NodeID, NodeID> RestrictionSource;
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typedef std::pair<NodeID, bool> RestrictionTarget;
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typedef std::vector<RestrictionTarget> EmanatingRestrictionsVector;
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typedef boost::unordered_map<RestrictionSource, unsigned > RestrictionMap;
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std::vector<EmanatingRestrictionsVector> _restrictionBucketVector;
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RestrictionMap _restrictionMap;
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DeallocatingVector<EdgeBasedEdge> edgeBasedEdges;
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DeallocatingVector<EdgeBasedNode> edgeBasedNodes;
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std::vector<OriginalEdgeData> originalEdgeData;
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NodeID CheckForEmanatingIsOnlyTurn(const NodeID u, const NodeID v) const;
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bool CheckIfTurnIsRestricted(const NodeID u, const NodeID v, const NodeID w) const;
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void InsertEdgeBasedNode(
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_NodeBasedDynamicGraph::EdgeIterator e1,
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_NodeBasedDynamicGraph::NodeIterator u,
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_NodeBasedDynamicGraph::NodeIterator v,
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bool belongsToTinyComponent);
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template<class CoordinateT>
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double GetAngleBetweenTwoEdges(const CoordinateT& A, const CoordinateT& C, const CoordinateT& B) const;
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// SRTMLookup srtmLookup;
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public:
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template< class InputEdgeT >
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explicit EdgeBasedGraphFactory(int nodes, std::vector<InputEdgeT> & inputEdges, std::vector<NodeID> & _bollardNodes, std::vector<NodeID> & trafficLights, std::vector<_Restriction> & inputRestrictions, std::vector<NodeInfo> & nI, SpeedProfileProperties speedProfile);
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void Run(const char * originalEdgeDataFilename);
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void GetEdgeBasedEdges( DeallocatingVector< EdgeBasedEdge >& edges );
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void GetEdgeBasedNodes( DeallocatingVector< EdgeBasedNode> & nodes);
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void GetOriginalEdgeData( std::vector< OriginalEdgeData> & originalEdgeData);
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short AnalyzeTurn(const NodeID u, const NodeID v, const NodeID w) const;
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unsigned GetNumberOfNodes() const;
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};
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#endif /* EDGEBASEDGRAPHFACTORY_H_ */
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