Line data    Source code

       1              : /****************************************************************************/
       2              : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3              : // Copyright (C) 2008-2024 German Aerospace Center (DLR) and others.
       4              : // This program and the accompanying materials are made available under the
       5              : // terms of the Eclipse Public License 2.0 which is available at
       6              : // https://www.eclipse.org/legal/epl-2.0/
       7              : // This Source Code may also be made available under the following Secondary
       8              : // Licenses when the conditions for such availability set forth in the Eclipse
       9              : // Public License 2.0 are satisfied: GNU General Public License, version 2
      10              : // or later which is available at
      11              : // https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
      12              : // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
      13              : /****************************************************************************/
      14              : /// @file    MSMoveReminder.cpp
      15              : /// @author  Daniel Krajzewicz
      16              : /// @author  Michael Behrisch
      17              : /// @author  Jakob Erdmann
      18              : /// @date    2008-10-27
      19              : ///
      20              : // Something on a lane to be noticed about vehicle movement
      21              : /****************************************************************************/
      22              : #include <config.h>
      23              : 
      24              : #include <string>
      25              : #include "MSLane.h"
      26              : #include "MSMoveReminder.h"
      27              : 
      28              : StringBijection<MSMoveReminder::Notification>::Entry MSMoveReminder::NotificationValues[] = {
      29              :     {"departed",               NOTIFICATION_DEPARTED},
      30              :     {"junction",               NOTIFICATION_JUNCTION},
      31              :     {"segment",                NOTIFICATION_SEGMENT},
      32              :     {"laneChange",             NOTIFICATION_LANE_CHANGE},
      33              :     {"loadState",              NOTIFICATION_LOAD_STATE},
      34              :     {"teleport",               NOTIFICATION_TELEPORT},
      35              :     {"teleportContinuation",   NOTIFICATION_TELEPORT_CONTINUATION},
      36              :     {"parking",                NOTIFICATION_PARKING},
      37              :     {"parkingReroute",         NOTIFICATION_PARKING_REROUTE},
      38              :     {"arrived",                NOTIFICATION_ARRIVED},
      39              :     {"teleportArrived",        NOTIFICATION_TELEPORT_ARRIVED},
      40              :     {"vaporizedCalibrator",    NOTIFICATION_VAPORIZED_CALIBRATOR},
      41              :     {"vaporizedCollision",     NOTIFICATION_VAPORIZED_COLLISION},
      42              :     {"vaporizedTraCI",         NOTIFICATION_VAPORIZED_TRACI},
      43              :     {"vaporizedGUI",           NOTIFICATION_VAPORIZED_GUI},
      44              :     {"vaporizer",              NOTIFICATION_VAPORIZED_VAPORIZER},
      45              :     {"vaporizedBreakdown",     NOTIFICATION_VAPORIZED_BREAKDOWN},
      46              :     {"none",                   NOTIFICATION_NONE}
      47              : };
      48              : 
      49              : StringBijection<MSMoveReminder::Notification> MSMoveReminder::Notifications(
      50              :         MSMoveReminder::NotificationValues, MSMoveReminder::NOTIFICATION_NONE, false);
      51              : 
      52              : // ===========================================================================
      53              : // method definitions
      54              : // ===========================================================================
      55     13652038 : MSMoveReminder::MSMoveReminder(const std::string& description, MSLane* const lane, const bool doAdd) :
      56     13652038 :     myLane(lane),
      57     13652038 :     myDescription(description)
      58              : #ifdef HAVE_FOX
      59     13652038 :     , myNotificationMutex(true)
      60              : #endif
      61              : {
      62     13652038 :     if (myLane != nullptr && doAdd) {
      63              :         // add reminder to lane
      64       478686 :         myLane->addMoveReminder(this);
      65              :     }
      66     13652038 : }
      67              : 
      68              : 
      69              : void
      70     31329374 : MSMoveReminder::updateDetector(SUMOTrafficObject& veh, double entryPos, double leavePos,
      71              :                                SUMOTime entryTime, SUMOTime currentTime, SUMOTime leaveTime,
      72              :                                bool cleanUp) {
      73              :     // each vehicle is tracked linearly across its segment. For each vehicle,
      74              :     // the time and position of the previous call are maintained and only
      75              :     // the increments are sent to notifyMoveInternal
      76     31329374 :     if (entryTime > currentTime) {
      77              :         return; // calibrator may insert vehicles a tiny bit into the future; ignore those
      78              :     }
      79     31324600 :     auto j = myLastVehicleUpdateValues.find(veh.getNumericalID());
      80     31324600 :     if (j != myLastVehicleUpdateValues.end()) {
      81              :         // the vehicle already has reported its values before; use these
      82              :         // however, if this was called from prepareDetectorForWriting the time
      83              :         // only has a resolution of DELTA_T and might be invalid
      84     19202705 :         const SUMOTime previousEntryTime = j->second.first;
      85     19202705 :         if (previousEntryTime <= currentTime) {
      86              :             entryTime = previousEntryTime;
      87     19202701 :             entryPos = j->second.second;
      88              :         }
      89              :     }
      90              :     assert(entryTime <= currentTime);
      91     31324600 :     if ((entryTime < leaveTime) && (entryPos <= leavePos)) {
      92     31324512 :         const double timeOnLane = STEPS2TIME(currentTime - entryTime);
      93     31324512 :         const double speed = (leavePos - entryPos) / STEPS2TIME(leaveTime - entryTime);
      94     31324512 :         myLastVehicleUpdateValues[veh.getNumericalID()] = std::pair<SUMOTime, double>(currentTime, entryPos + speed * timeOnLane);
      95              :         assert(timeOnLane >= 0);
      96     31324512 :         notifyMoveInternal(veh, timeOnLane, timeOnLane, speed, speed, speed * timeOnLane, speed * timeOnLane, 0.);
      97              :     } else {
      98              :         // it would be natural to
      99              :         // assert(entryTime == leaveTime);
     100              :         // assert(entryPos == leavePos);
     101              :         // However, in the presence of calibrators, vehicles may jump a bit
     102           88 :         myLastVehicleUpdateValues[veh.getNumericalID()] = std::pair<SUMOTime, double>(leaveTime, leavePos);
     103              :     }
     104     31324600 :     if (cleanUp) {
     105              :         // clean up after the vehicle has left the area of this reminder
     106      4186556 :         removeFromVehicleUpdateValues(veh);
     107              :     }
     108              : }
     109              : 
     110              : 
     111              : void
     112     13237940 : MSMoveReminder::removeFromVehicleUpdateValues(SUMOTrafficObject& veh) {
     113     13237940 :     myLastVehicleUpdateValues.erase(veh.getNumericalID());
     114     13237940 : }
     115              : 
     116              : 
     117              : /****************************************************************************/