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.sourceforge.net/
11 // Copyright (C) 2001-2012 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 // used namespaces
46 // ===========================================================================
47 using namespace traci;
48 
49 
50 // ===========================================================================
51 // method definitions
52 // ===========================================================================
53 bool
55  tcpip::Storage& outputStorage) {
56  std::string warning = ""; // additional description for response
57  // variable & id
58  int variable = inputStorage.readUnsignedByte();
59  std::string id = inputStorage.readString();
60  // check variable
61  if (variable != ID_LIST && variable != LAST_STEP_VEHICLE_NUMBER && variable != LAST_STEP_MEAN_SPEED
63  && variable != ID_COUNT) {
64  server.writeStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, RTYPE_ERR, "Get MeMeDetector Variable: unsupported variable specified", outputStorage);
65  return false;
66  }
67  // begin response building
68  tcpip::Storage tempMsg;
69  // response-code, variableID, objectID
71  tempMsg.writeUnsignedByte(variable);
72  tempMsg.writeString(id);
73  if (variable == ID_LIST) {
74  std::vector<std::string> ids;
77  tempMsg.writeStringList(ids);
78  } else if (variable == ID_COUNT) {
79  std::vector<std::string> ids;
82  tempMsg.writeInt((int) ids.size());
83  } else {
85  if (e3 == 0) {
86  server.writeStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, RTYPE_ERR, "Areal detector '" + id + "' is not known", outputStorage);
87  return false;
88  }
89  switch (variable) {
90  case ID_LIST:
91  break;
94  tempMsg.writeInt((int) e3->getVehiclesWithin());
95  break;
98  tempMsg.writeDouble(e3->getCurrentMeanSpeed());
99  break;
102  std::vector<std::string> ids = e3->getCurrentVehicleIDs();
103  tempMsg.writeStringList(ids);
104  }
105  break;
108  tempMsg.writeInt((int) e3->getCurrentHaltingNumber());
109  break;
110  default:
111  break;
112  }
113  }
114  server.writeStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, RTYPE_OK, warning, outputStorage);
115  server.writeResponseWithLength(outputStorage, tempMsg);
116  return true;
117 }
118 
119 #endif
120 
121 
122 /****************************************************************************/
123