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  // variable & id
57  int variable = inputStorage.readUnsignedByte();
58  std::string id = inputStorage.readString();
59  // check variable
60  if (variable != ID_LIST && variable != LAST_STEP_VEHICLE_NUMBER && variable != LAST_STEP_MEAN_SPEED
62  && variable != ID_COUNT) {
63  server.writeStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, RTYPE_ERR, "Get MeMeDetector Variable: unsupported variable specified", outputStorage);
64  return false;
65  }
66  // begin response building
67  tcpip::Storage tempMsg;
68  // response-code, variableID, objectID
70  tempMsg.writeUnsignedByte(variable);
71  tempMsg.writeString(id);
72  if (variable == ID_LIST) {
73  std::vector<std::string> ids;
76  tempMsg.writeStringList(ids);
77  } else if (variable == ID_COUNT) {
78  std::vector<std::string> ids;
81  tempMsg.writeInt((int) ids.size());
82  } else {
84  if (e3 == 0) {
85  server.writeStatusCmd(CMD_GET_MULTI_ENTRY_EXIT_DETECTOR_VARIABLE, RTYPE_ERR, "Areal detector '" + id + "' is not known", outputStorage);
86  return false;
87  }
88  switch (variable) {
89  case ID_LIST:
90  break;
93  tempMsg.writeInt((int) e3->getVehiclesWithin());
94  break;
97  tempMsg.writeDouble(e3->getCurrentMeanSpeed());
98  break;
101  std::vector<std::string> ids = e3->getCurrentVehicleIDs();
102  tempMsg.writeStringList(ids);
103  }
104  break;
107  tempMsg.writeInt((int) e3->getCurrentHaltingNumber());
108  break;
109  default:
110  break;
111  }
112  }
114  server.writeResponseWithLength(outputStorage, tempMsg);
115  return true;
116 }
117 
118 #endif
119 
120 
121 /****************************************************************************/
122