SUMO - Simulation of Urban MObility
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MSVehicleTransfer.cpp
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1 /****************************************************************************/
9 // A mover of vehicles that got stucked due to grid locks
10 /****************************************************************************/
11 // SUMO, Simulation of Urban MObility; see http://sumo-sim.org/
12 // Copyright (C) 2001-2013 DLR (http://www.dlr.de/) and contributors
13 /****************************************************************************/
14 //
15 // This file is part of SUMO.
16 // SUMO is free software: you can redistribute it and/or modify
17 // it under the terms of the GNU General Public License as published by
18 // the Free Software Foundation, either version 3 of the License, or
19 // (at your option) any later version.
20 //
21 /****************************************************************************/
22 
23 
24 // ===========================================================================
25 // included modules
26 // ===========================================================================
27 #ifdef _MSC_VER
28 #include <windows_config.h>
29 #else
30 #include <config.h>
31 #endif
32 
33 #include <iostream>
35 #include "MSNet.h"
36 #include "MSLane.h"
37 #include "MSEdge.h"
38 #include "MSVehicle.h"
40 #include "MSVehicleControl.h"
41 #include "MSVehicleTransfer.h"
42 
43 #ifdef CHECK_MEMORY_LEAKS
44 #include <foreign/nvwa/debug_new.h>
45 #endif // CHECK_MEMORY_LEAKS
46 
47 
48 // ===========================================================================
49 // static member definitions
50 // ===========================================================================
53 const std::set<const MSVehicle*> MSVehicleTransfer::myEmptyVehicleSet;
54 
55 // ===========================================================================
56 // member method definitions
57 // ===========================================================================
58 void
61  if (veh->isParking()) {
62  myParkingVehicles[veh->getLane()].insert(veh); // initialized to empty set on first use
64  } else {
67  if ((veh->succEdge(1) == 0) || veh->enterLaneAtMove(veh->succEdge(1)->getLanes()[0], true)) {
69  return;
70  }
71  }
72  myVehicles.push_back(VehicleInformation(veh,
74  veh->isParking()));
75 }
76 
77 
78 void
80  // go through vehicles
81  for (VehicleInfVector::iterator i = myVehicles.begin(); i != myVehicles.end();) {
82  // get the vehicle information
83  VehicleInformation& desc = *i;
84 
85  if (desc.myParking) {
86  // handle parking vehicles
87  if (desc.myVeh->processNextStop(1) == 0) {
88  ++i;
89  continue;
90  }
91  // parking finished, head back into traffic
92  }
93  const SUMOVehicleClass vclass = desc.myVeh->getVehicleType().getVehicleClass();
94  const MSEdge* e = desc.myVeh->getEdge();
95  const MSEdge* nextEdge = desc.myVeh->succEdge(1);
96 
97  // get the lane on which this vehicle should continue
98  // first select all the lanes which allow continuation onto nextEdge
99  // then pick the one which is least occupied
100  // @todo maybe parking vehicles should always continue on the rightmost lane?
101  MSLane* l = e->getFreeLane(e->allowedLanes(*nextEdge, vclass), vclass);
102 
103  if (desc.myParking) {
104  // handle parking vehicles
106  myParkingVehicles[desc.myVeh->getLane()].erase(desc.myVeh);
107  i = myVehicles.erase(i);
108  } else {
109  i++;
110  }
111  } else {
112  // handle teleporting vehicles
114  WRITE_WARNING("Vehicle '" + desc.myVeh->getID() + "' ends teleporting on edge '" + e->getID() + "', simulation time " + time2string(MSNet::getInstance()->getCurrentTimeStep()) + ".");
116  i = myVehicles.erase(i);
117  } else {
118  // could not insert. maybe we should proceed in virtual space
119  if (desc.myProceedTime < time) {
120  // active move reminders
122  // let the vehicle move to the next edge
123  const bool hasArrived = (desc.myVeh->succEdge(1) == 0 ||
124  desc.myVeh->enterLaneAtMove(desc.myVeh->succEdge(1)->getLanes()[0], true));
125  if (hasArrived) {
126  WRITE_WARNING("Vehicle '" + desc.myVeh->getID() + "' ends teleporting on end edge '" + e->getID() + "'.");
128  i = myVehicles.erase(i);
129  continue;
130  }
131  // use current travel time to determine when to move the vehicle forward
133  }
134  ++i;
135  }
136  }
137  }
138 }
139 
140 
141 bool
143  return !myVehicles.empty();
144 }
145 
146 
149  if (myInstance == 0) {
151  }
152  return myInstance;
153 }
154 
155 
157 
158 
160  myInstance = 0;
161 }
162 
163 
164 const std::set<const MSVehicle*>&
166  ParkingVehicles::const_iterator it = myParkingVehicles.find(lane);
167  if (it != myParkingVehicles.end()) {
168  return it->second;
169  } else {
170  return myEmptyVehicleSet;
171  }
172 }
173 
174 
175 /****************************************************************************/
176 
bool enterLaneAtMove(MSLane *enteredLane, bool onTeleporting=false)
Update when the vehicle enters a new lane in the move step.
Definition: MSVehicle.cpp:1369
Representation of a vehicle in the micro simulation.
Definition: MSVehicle.h:77
static MSVehicleTransfer * myInstance
The static singleton-instance.
SUMOVehicleClass getVehicleClass() const
Get this vehicle type&#39;s vehicle class.
Holds the information needed to move the vehicle over the network.
static const SUMOReal TeleportMinSpeed
The minimum speed while teleporting.
MSVehicleTransfer()
Constructor.
SUMOVehicleClass
Definition of vehicle classes to differ between different lane usage and authority types...
SUMOReal getMaxSpeed() const
Returns the maximum speed.
const std::vector< MSLane * > & getLanes() const
Returns this edge&#39;s lanes.
Definition: MSEdge.h:167
VehicleInfVector myVehicles
The information about stored vehicles to move virtually.
bool hasPending() const
Checks whether stored vehicles are present.
virtual ~MSVehicleTransfer()
Destructor.
std::string time2string(SUMOTime t)
Definition: SUMOTime.cpp:61
SUMOReal getCurrentTravelTime(const SUMOReal minSpeed=0.00001) const
Computes and returns the current travel time for this edge.
Definition: MSEdge.cpp:433
static MSNet * getInstance()
Returns the pointer to the unique instance of MSNet (singleton).
Definition: MSNet.cpp:150
MSLane * getFreeLane(const std::vector< MSLane * > *allowed, const SUMOVehicleClass vclass) const
Finds the emptiest lane allowing the vehicle class.
Definition: MSEdge.cpp:282
SUMOReal getPositionOnLane() const
Get the vehicle&#39;s position along the lane.
Definition: MSVehicle.h:284
#define TIME2STEPS(x)
Definition: SUMOTime.h:66
SUMOReal processNextStop(SUMOReal currentVelocity)
Processes stops, returns the velocity needed to reach the stop.
Definition: MSVehicle.cpp:604
bool freeInsertion(MSVehicle &veh, SUMOReal speed, MSMoveReminder::Notification notification=MSMoveReminder::NOTIFICATION_DEPARTED)
Tries to insert the given vehicle on any place.
Definition: MSLane.cpp:268
bool myParking
whether the vehicle is or was parking
const std::set< const MSVehicle * > & getParkingVehicles(const MSLane *lane) const
return parking vehicles on the given lane
#define WRITE_WARNING(msg)
Definition: MsgHandler.h:196
MSAbstractLaneChangeModel & getLaneChangeModel()
Definition: MSVehicle.cpp:1527
const std::string & getID() const
Returns the id.
Definition: Named.h:60
A road/street connecting two junctions.
Definition: MSEdge.h:73
virtual bool isInsertionSuccess(MSVehicle *vehicle, SUMOReal speed, SUMOReal pos, bool recheckNextLanes, MSMoveReminder::Notification notification=MSMoveReminder::NOTIFICATION_DEPARTED)
Tries to insert the given vehicle with the given state (speed and pos)
Definition: MSLane.cpp:405
void addVeh(const SUMOTime t, MSVehicle *veh)
Adds a vehicle to this transfer object.
void checkInsertions(SUMOTime time)
Checks &quot;movement&quot; of stored vehicles.
MSVehicleControl & getVehicleControl()
Returns the vehicle control.
Definition: MSNet.h:248
const MSEdge * succEdge(unsigned int nSuccs) const
Returns the nSuccs&#39;th successor of edge the vehicle is currently at.
T MIN2(T a, T b)
Definition: StdDefs.h:57
The vehicle started to teleport.
Definition: MSNet.h:411
SUMOReal getSpeedLimit() const
Returns the lane&#39;s maximum allowed speed.
Definition: MSLane.h:352
void onRemovalFromNet(const MSMoveReminder::Notification reason)
Called when the vehicle is removed from the network.
Definition: MSVehicle.cpp:337
SUMOTime myProceedTime
The time at which the vehicle should be moved virtually one edge further.
static const std::set< const MSVehicle * > myEmptyVehicleSet
an empty vector for convenience
bool isParking() const
Returns whether the vehicle is parking.
Definition: MSVehicle.cpp:592
ParkingVehicles myParkingVehicles
static MSVehicleTransfer * getInstance()
Returns the instance of this object.
void leaveLane(const MSMoveReminder::Notification reason)
Update of members if vehicle leaves a new lane in the lane change step or at arrival.
Definition: MSVehicle.cpp:1496
const std::vector< MSLane * > * allowedLanes(const MSEdge &destination, SUMOVehicleClass vclass=SVC_UNKNOWN) const
Get the allowed lanes to reach the destination-edge.
Definition: MSEdge.cpp:207
The vehicle starts or ends parking.
void scheduleVehicleRemoval(SUMOVehicle *veh)
Removes a vehicle after it has ended.
const MSVehicleType & getVehicleType() const
Returns the vehicle&#39;s type definition.
Definition: MSBaseVehicle.h:94
void informVehicleStateListener(const SUMOVehicle *const vehicle, VehicleState to)
Informs all added listeners about a vehicle&#39;s state change.
Definition: MSNet.cpp:668
#define SUMOReal
Definition: config.h:221
MSVehicle * myVeh
The vehicle itself.
const MSEdge * getEdge() const
Returns the edge the vehicle is currently at.
MSLane * getLane() const
Returns the lane the vehicle is on.
Definition: MSVehicle.h:323
Representation of a lane in the micro simulation.
Definition: MSLane.h:73
The vehicle ended being teleported.
Definition: MSNet.h:413
The vehicle is being teleported.
const std::string & getID() const
Returns the name of the vehicle.