SUMO - Simulation of Urban MObility
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TraCIServerAPI_MeMeDetector.cpp
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1 /****************************************************************************/
8 // APIs for getting/setting multi-entry/multi-exit detector values via TraCI
9 /****************************************************************************/
10 // SUMO, Simulation of Urban MObility; see http://sumo-sim.org/
11 // Copyright (C) 2001-2014 DLR (http://www.dlr.de/) and contributors
12 /****************************************************************************/
13 //
14 // This file is part of SUMO.
15 // SUMO is free software: you can redistribute it and/or modify
16 // it under the terms of the GNU General Public License as published by
17 // the Free Software Foundation, either version 3 of the License, or
18 // (at your option) any later version.
19 //
20 /****************************************************************************/
21 
22 
23 // ===========================================================================
24 // included modules
25 // ===========================================================================
26 #ifdef _MSC_VER
27 #include <windows_config.h>
28 #else
29 #include <config.h>
30 #endif
31 
32 #ifndef NO_TRACI
33 
34 #include "TraCIConstants.h"
38 
39 #ifdef CHECK_MEMORY_LEAKS
40 #include <foreign/nvwa/debug_new.h>
41 #endif // CHECK_MEMORY_LEAKS
42 
43 
44 // ===========================================================================
45 // method definitions
46 // ===========================================================================
47 bool
49  tcpip::Storage& outputStorage) {
50  // variable & id
51  int variable = inputStorage.readUnsignedByte();
52  std::string id = inputStorage.readString();
53  // check variable
54  if (variable != ID_LIST && variable != LAST_STEP_VEHICLE_NUMBER && variable != LAST_STEP_MEAN_SPEED
56  && variable != ID_COUNT) {
57  return server.writeErrorStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, "Get MeMeDetector Variable: unsupported variable specified", outputStorage);
58  }
59  // begin response building
60  tcpip::Storage tempMsg;
61  // response-code, variableID, objectID
63  tempMsg.writeUnsignedByte(variable);
64  tempMsg.writeString(id);
65  if (variable == ID_LIST) {
66  std::vector<std::string> ids;
69  tempMsg.writeStringList(ids);
70  } else if (variable == ID_COUNT) {
71  std::vector<std::string> ids;
74  tempMsg.writeInt((int) ids.size());
75  } else {
77  if (e3 == 0) {
78  return server.writeErrorStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, "Areal detector '" + id + "' is not known", outputStorage);
79  }
80  switch (variable) {
81  case ID_LIST:
82  break;
85  tempMsg.writeInt((int) e3->getVehiclesWithin());
86  break;
89  tempMsg.writeDouble(e3->getCurrentMeanSpeed());
90  break;
93  std::vector<std::string> ids = e3->getCurrentVehicleIDs();
94  tempMsg.writeStringList(ids);
95  }
96  break;
99  tempMsg.writeInt((int) e3->getCurrentHaltingNumber());
100  break;
101  default:
102  break;
103  }
104  }
106  server.writeResponseWithLength(outputStorage, tempMsg);
107  return true;
108 }
109 
110 #endif
111 
112 
113 /****************************************************************************/
114