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.dlr.de/
12 // Copyright (C) 2001-2015 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()) {
63  myParkingVehicles[veh->getLane()].insert(veh); // initialized to empty set on first use
65  } else {
67  if (veh->succEdge(1) == 0) {
68  WRITE_WARNING("Vehicle '" + veh->getID() + "' teleports beyond end of route ('" + veh->getEdge()->getID() + "'), time " + time2string(t) + ".");
71  return;
72  }
74  veh->enterLaneAtMove(veh->succEdge(1)->getLanes()[0], true);
75  }
76  myVehicles.push_back(VehicleInformation(veh,
78  veh->isParking()));
79 }
80 
81 
82 void
84  for (VehicleInfVector::iterator i = myVehicles.begin(); i != myVehicles.end(); ++i) {
85  if (i->myVeh == veh) {
86  myVehicles.erase(i);
87  break;
88  }
89  }
90 }
91 
92 
93 void
95  // go through vehicles
96  for (VehicleInfVector::iterator i = myVehicles.begin(); i != myVehicles.end();) {
97  // get the vehicle information
98  VehicleInformation& desc = *i;
99 
100  if (desc.myParking) {
101  // handle parking vehicles
102  if (desc.myVeh->processNextStop(1) == 0) {
103  ++i;
104  continue;
105  }
106  // parking finished, head back into traffic
107  }
108  const SUMOVehicleClass vclass = desc.myVeh->getVehicleType().getVehicleClass();
109  const MSEdge* e = desc.myVeh->getEdge();
110  const MSEdge* nextEdge = desc.myVeh->succEdge(1);
111 
112  // get the lane on which this vehicle should continue
113  // first select all the lanes which allow continuation onto nextEdge
114  // then pick the one which is least occupied
115  // @todo maybe parking vehicles should always continue on the rightmost lane?
116  const MSLane* oldLane = desc.myVeh->getLane();
117  MSLane* l = (nextEdge != 0 ? e->getFreeLane(e->allowedLanes(*nextEdge, vclass), vclass) :
118  e->getFreeLane(0, vclass));
119 
120  if (desc.myParking) {
121  // handle parking vehicles
124  myParkingVehicles[oldLane].erase(desc.myVeh);
125  i = myVehicles.erase(i);
126  } else {
127  i++;
128  }
129  } else {
130  // handle teleporting vehicles, lane may be 0 because permissions were modified by a closing rerouter or TraCI
131  if (l != 0 && l->freeInsertion(*(desc.myVeh), MIN2(l->getSpeedLimit(), desc.myVeh->getMaxSpeed()), MSMoveReminder::NOTIFICATION_TELEPORT)) {
132  WRITE_WARNING("Vehicle '" + desc.myVeh->getID() + "' ends teleporting on edge '" + e->getID() + "', time " + time2string(MSNet::getInstance()->getCurrentTimeStep()) + ".");
134  i = myVehicles.erase(i);
135  } else {
136  // could not insert. maybe we should proceed in virtual space
137  if (desc.myProceedTime < time) {
138  if (desc.myVeh->succEdge(1) == 0) {
139  WRITE_WARNING("Vehicle '" + desc.myVeh->getID() + "' teleports beyond end of route ('" + e->getID() + "'), time " + time2string(MSNet::getInstance()->getCurrentTimeStep()) + ".");
142  i = myVehicles.erase(i);
143  continue;
144  }
145  // let the vehicle move to the next edge
147  // active move reminders (i.e. rerouters)
148  desc.myVeh->enterLaneAtMove(desc.myVeh->succEdge(1)->getLanes()[0], true);
149  // use current travel time to determine when to move the vehicle forward
151  }
152  ++i;
153  }
154  }
155  }
156 }
157 
158 
159 bool
161  return !myVehicles.empty();
162 }
163 
164 
167  if (myInstance == 0) {
169  }
170  return myInstance;
171 }
172 
173 
175 
176 
178  myInstance = 0;
179 }
180 
181 
182 const std::set<const MSVehicle*>&
184  ParkingVehicles::const_iterator it = myParkingVehicles.find(lane);
185  if (it != myParkingVehicles.end()) {
186  return it->second;
187  } else {
188  return myEmptyVehicleSet;
189  }
190 }
191 
192 
193 /****************************************************************************/
194 
bool enterLaneAtMove(MSLane *enteredLane, bool onTeleporting=false)
Update when the vehicle enters a new lane in the move step.
Definition: MSVehicle.cpp:1727
Representation of a vehicle in the micro simulation.
Definition: MSVehicle.h:80
static MSVehicleTransfer * myInstance
The static singleton-instance.
SUMOVehicleClass getVehicleClass() const
Get this vehicle type's vehicle class.
void remove(MSVehicle *veh)
Remove a vehicle from this transfer object.
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's lanes.
Definition: MSEdge.h:186
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
static MSNet * getInstance()
Returns the pointer to the unique instance of MSNet (singleton).
Definition: MSNet.cpp:159
MSLane * getFreeLane(const std::vector< MSLane * > *allowed, const SUMOVehicleClass vclass) const
Finds the emptiest lane allowing the vehicle class.
Definition: MSEdge.cpp:292
SUMOReal getPositionOnLane() const
Get the vehicle's position along the lane.
Definition: MSVehicle.h:286
#define TIME2STEPS(x)
Definition: SUMOTime.h:66
SUMOReal processNextStop(SUMOReal currentVelocity)
Processes stops, returns the velocity needed to reach the stop.
Definition: MSVehicle.cpp:831
bool freeInsertion(MSVehicle &veh, SUMOReal speed, MSMoveReminder::Notification notification=MSMoveReminder::NOTIFICATION_DEPARTED)
Tries to insert the given vehicle on any place.
Definition: MSLane.cpp:275
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:200
MSAbstractLaneChangeModel & getLaneChangeModel()
Definition: MSVehicle.cpp:1884
bool isInsertionSuccess(MSVehicle *vehicle, SUMOReal speed, SUMOReal pos, bool recheckNextLanes, MSMoveReminder::Notification notification)
Tries to insert the given vehicle with the given state (speed and pos)
Definition: MSLane.cpp:446
const std::string & getID() const
Returns the id.
Definition: Named.h:60
A road/street connecting two junctions.
Definition: MSEdge.h:81
The vehicles starts to park.
Definition: MSNet.h:497
void checkInsertions(SUMOTime time)
Checks "movement" of stored vehicles.
MSVehicleControl & getVehicleControl()
Returns the vehicle control.
Definition: MSNet.h:288
const MSEdge * succEdge(unsigned int nSuccs) const
Returns the nSuccs'th successor of edge the vehicle is currently at.
T MIN2(T a, T b)
Definition: StdDefs.h:68
void add(const SUMOTime t, MSVehicle *veh)
Adds a vehicle to this transfer object.
The vehicle started to teleport.
Definition: MSNet.h:489
SUMOReal getSpeedLimit() const
Returns the lane's maximum allowed speed.
Definition: MSLane.h:362
void onRemovalFromNet(const MSMoveReminder::Notification reason)
Called when the vehicle is removed from the network.
Definition: MSVehicle.cpp:436
SUMOTime myProceedTime
The time at which the vehicle should be moved virtually one edge further.
static const std::set< const MSVehicle * > myEmptyVehicleSet
an empty set for convenience
The vehicle ends to park.
Definition: MSNet.h:499
bool isParking() const
Returns whether the vehicle is parking.
Definition: MSVehicle.cpp:813
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:1844
The vehicle starts or ends parking.
void scheduleVehicleRemoval(SUMOVehicle *veh)
Removes a vehicle after it has ended.
const std::vector< MSLane * > * allowedLanes(const MSEdge &destination, SUMOVehicleClass vclass=SVC_IGNORING) const
Get the allowed lanes to reach the destination-edge.
Definition: MSEdge.cpp:217
const MSVehicleType & getVehicleType() const
Returns the vehicle's type definition.
Definition: MSBaseVehicle.h:90
int SUMOTime
Definition: SUMOTime.h:43
void informVehicleStateListener(const SUMOVehicle *const vehicle, VehicleState to)
Informs all added listeners about a vehicle's state change.
Definition: MSNet.cpp:732
#define SUMOReal
Definition: config.h:218
MSVehicle * myVeh
The vehicle itself.
const MSEdge * getEdge() const
Returns the edge the vehicle is currently at.
The vehicle was teleported out of the net.
MSLane * getLane() const
Returns the lane the vehicle is on.
Definition: MSVehicle.h:331
Representation of a lane in the micro simulation.
Definition: MSLane.h:77
The vehicle ended being teleported.
Definition: MSNet.h:491
SUMOReal getCurrentTravelTime(const SUMOReal minSpeed=NUMERICAL_EPS) const
Computes and returns the current travel time for this edge.
Definition: MSEdge.cpp:501
The vehicle is being teleported.
const std::string & getID() const
Returns the name of the vehicle.