예제 #1
0
bool
TraCIServerAPI_Simulation::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                                      tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != CMD_CLEAR_PENDING_VEHICLES) {
        return server.writeErrorStatusCmd(CMD_SET_SIM_VARIABLE, "Set Simulation Variable: unsupported variable specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    // process
    switch (variable) {
        case CMD_CLEAR_PENDING_VEHICLES: {
            //clear any pending vehicle insertions
            std::string route;
            if (!server.readTypeCheckingString(inputStorage, route)) {
                return server.writeErrorStatusCmd(CMD_SET_SIM_VARIABLE, "A string is needed for clearing pending vehicles.", outputStorage);
            }
            MSNet::getInstance()->getInsertionControl().clearPendingVehicles(route);
        }
        break;
        default:
            break;
    }
    server.writeStatusCmd(CMD_SET_SIM_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}
예제 #2
0
// ===========================================================================
// method definitions
// ===========================================================================
bool
TraCIServerAPI_POI::processGet(TraCIServer& server, tcpip::Storage& inputStorage,
                               tcpip::Storage& outputStorage) {
    const int variable = inputStorage.readUnsignedByte();
    const std::string id = inputStorage.readString();
    server.initWrapper(libsumo::RESPONSE_GET_POI_VARIABLE, variable, id);
    try {
        if (!libsumo::POI::handleVariable(id, variable, &server)) {
            switch (variable) {
                case libsumo::VAR_PARAMETER: {
                    std::string paramName = "";
                    if (!server.readTypeCheckingString(inputStorage, paramName)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_GET_POI_VARIABLE, "Retrieval of a parameter requires its name.", outputStorage);
                    }
                    server.getWrapperStorage().writeUnsignedByte(libsumo::TYPE_STRING);
                    server.getWrapperStorage().writeString(libsumo::POI::getParameter(id, paramName));
                    break;
                }
                default:
                    return server.writeErrorStatusCmd(libsumo::CMD_GET_POI_VARIABLE, "Get PoI Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
            }
        }
    } catch (libsumo::TraCIException& e) {
        return server.writeErrorStatusCmd(libsumo::CMD_GET_POI_VARIABLE, e.what(), outputStorage);
    }
    server.writeStatusCmd(libsumo::CMD_GET_POI_VARIABLE, libsumo::RTYPE_OK, "", outputStorage);
    server.writeResponseWithLength(outputStorage, server.getWrapperStorage());
    return true;
}
예제 #3
0
// ===========================================================================
// method definitions
// ===========================================================================
bool
TraCIServerAPI_Route::processGet(TraCIServer& server, tcpip::Storage& inputStorage,
                                 tcpip::Storage& outputStorage) {
    // variable & id
    int variable = inputStorage.readUnsignedByte();
    std::string id = inputStorage.readString();
    // check variable
    if (variable != ID_LIST && variable != VAR_EDGES && variable != ID_COUNT && variable != VAR_PARAMETER) {
        return server.writeErrorStatusCmd(CMD_GET_ROUTE_VARIABLE, "Get Route Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
    }
    // begin response building
    tcpip::Storage tempMsg;
    //  response-code, variableID, objectID
    tempMsg.writeUnsignedByte(RESPONSE_GET_ROUTE_VARIABLE);
    tempMsg.writeUnsignedByte(variable);
    tempMsg.writeString(id);
    // process request
    if (variable == ID_LIST) {
        std::vector<std::string> ids;
        MSRoute::insertIDs(ids);
        tempMsg.writeUnsignedByte(TYPE_STRINGLIST);
        tempMsg.writeStringList(ids);
    } else if (variable == ID_COUNT) {
        std::vector<std::string> ids;
        MSRoute::insertIDs(ids);
        tempMsg.writeUnsignedByte(TYPE_INTEGER);
        tempMsg.writeInt((int) ids.size());
    } else {
        const MSRoute* r = MSRoute::dictionary(id);
        if (r == 0) {
            return server.writeErrorStatusCmd(CMD_GET_ROUTE_VARIABLE, "Route '" + id + "' is not known", outputStorage);
        }
        switch (variable) {
            case VAR_EDGES:
                tempMsg.writeUnsignedByte(TYPE_STRINGLIST);
                tempMsg.writeInt(r->size());
                for (MSRouteIterator i = r->begin(); i != r->end(); ++i) {
                    tempMsg.writeString((*i)->getID());
                }
                break;
            case VAR_PARAMETER: {
                std::string paramName = "";
                if (!server.readTypeCheckingString(inputStorage, paramName)) {
                    return server.writeErrorStatusCmd(CMD_GET_ROUTE_VARIABLE, "Retrieval of a parameter requires its name.", outputStorage);
                }
                tempMsg.writeUnsignedByte(TYPE_STRING);
                tempMsg.writeString(r->getParameter(paramName, ""));
            }
            break;
            default:
                break;
        }
    }
    server.writeStatusCmd(CMD_GET_ROUTE_VARIABLE, RTYPE_OK, "", outputStorage);
    server.writeResponseWithLength(outputStorage, tempMsg);
    return true;
}
예제 #4
0
bool
TraCIServerAPI_Simulation::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                                      tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != CMD_CLEAR_PENDING_VEHICLES
            && variable != CMD_SAVE_SIMSTATE) {
        return server.writeErrorStatusCmd(CMD_SET_SIM_VARIABLE, "Set Simulation Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    // process
    try {
        switch (variable) {
            case CMD_CLEAR_PENDING_VEHICLES: {
                //clear any pending vehicle insertions
                std::string route;
                if (!server.readTypeCheckingString(inputStorage, route)) {
                    return server.writeErrorStatusCmd(CMD_SET_SIM_VARIABLE, "A string is needed for clearing pending vehicles.", outputStorage);
                }
                libsumo::Simulation::clearPending(route);
            }
            break;
            case CMD_SAVE_SIMSTATE: {
                //save current simulation state
                std::string file;
                if (!server.readTypeCheckingString(inputStorage, file)) {
                    return server.writeErrorStatusCmd(CMD_SET_SIM_VARIABLE, "A string is needed for saving simulation state.", outputStorage);
                }
                libsumo::Simulation::saveState(file);
            }
            break;
            default:
                break;
        }
    } catch (libsumo::TraCIException& e) {
        return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, e.what(), outputStorage);
    }
    server.writeStatusCmd(CMD_SET_SIM_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}
예제 #5
0
// ===========================================================================
// method definitions
// ===========================================================================
bool
TraCIServerAPI_Simulation::processGet(TraCIServer& server, tcpip::Storage& inputStorage,
                                      tcpip::Storage& outputStorage) {
    // variable & id
    int variable = inputStorage.readUnsignedByte();
    std::string id = inputStorage.readString();
    // check variable
    if (variable != VAR_TIME_STEP
            && variable != VAR_LOADED_VEHICLES_NUMBER && variable != VAR_LOADED_VEHICLES_IDS
            && variable != VAR_DEPARTED_VEHICLES_NUMBER && variable != VAR_DEPARTED_VEHICLES_IDS
            && variable != VAR_TELEPORT_STARTING_VEHICLES_NUMBER && variable != VAR_TELEPORT_STARTING_VEHICLES_IDS
            && variable != VAR_TELEPORT_ENDING_VEHICLES_NUMBER && variable != VAR_TELEPORT_ENDING_VEHICLES_IDS
            && variable != VAR_ARRIVED_VEHICLES_NUMBER && variable != VAR_ARRIVED_VEHICLES_IDS
            && variable != VAR_DELTA_T && variable != VAR_NET_BOUNDING_BOX
            && variable != VAR_MIN_EXPECTED_VEHICLES
            && variable != POSITION_CONVERSION && variable != DISTANCE_REQUEST
            && variable != VAR_BUS_STOP_WAITING
            && variable != VAR_PARKING_STARTING_VEHICLES_NUMBER && variable != VAR_PARKING_STARTING_VEHICLES_IDS
            && variable != VAR_PARKING_ENDING_VEHICLES_NUMBER && variable != VAR_PARKING_ENDING_VEHICLES_IDS
            && variable != VAR_STOP_STARTING_VEHICLES_NUMBER && variable != VAR_STOP_STARTING_VEHICLES_IDS
            && variable != VAR_STOP_ENDING_VEHICLES_NUMBER && variable != VAR_STOP_ENDING_VEHICLES_IDS
       ) {
        return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Get Simulation Variable: unsupported variable specified", outputStorage);
    }
    // begin response building
    tcpip::Storage tempMsg;
    //  response-code, variableID, objectID
    tempMsg.writeUnsignedByte(RESPONSE_GET_SIM_VARIABLE);
    tempMsg.writeUnsignedByte(variable);
    tempMsg.writeString(id);
    // process request
    switch (variable) {
        case VAR_TIME_STEP:
            tempMsg.writeUnsignedByte(TYPE_INTEGER);
            tempMsg.writeInt(MSNet::getInstance()->getCurrentTimeStep());
            break;
        case VAR_LOADED_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_BUILT);
            break;
        case VAR_LOADED_VEHICLES_IDS: {
            const std::vector<std::string>& ids = server.getVehicleStateChanges().find(MSNet::VEHICLE_STATE_BUILT)->second;
            tempMsg.writeUnsignedByte(TYPE_STRINGLIST);
            tempMsg.writeStringList(ids);
        }
        break;
        case VAR_DEPARTED_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_DEPARTED);
            break;
        case VAR_DEPARTED_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_DEPARTED);
            break;
        case VAR_TELEPORT_STARTING_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_STARTING_TELEPORT);
            break;
        case VAR_TELEPORT_STARTING_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_STARTING_TELEPORT);
            break;
        case VAR_TELEPORT_ENDING_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_ENDING_TELEPORT);
            break;
        case VAR_TELEPORT_ENDING_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_ENDING_TELEPORT);
            break;
        case VAR_ARRIVED_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_ARRIVED);
            break;
        case VAR_ARRIVED_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_ARRIVED);
            break;
        case VAR_PARKING_STARTING_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_STARTING_PARKING);
            break;
        case VAR_PARKING_STARTING_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_STARTING_PARKING);
            break;
        case VAR_PARKING_ENDING_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_ENDING_PARKING);
            break;
        case VAR_PARKING_ENDING_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_ENDING_PARKING);
            break;
        case VAR_STOP_STARTING_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_STARTING_STOP);
            break;
        case VAR_STOP_STARTING_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_STARTING_STOP);
            break;
        case VAR_STOP_ENDING_VEHICLES_NUMBER:
            writeVehicleStateNumber(server, tempMsg, MSNet::VEHICLE_STATE_ENDING_STOP);
            break;
        case VAR_STOP_ENDING_VEHICLES_IDS:
            writeVehicleStateIDs(server, tempMsg, MSNet::VEHICLE_STATE_ENDING_STOP);
            break;
        case VAR_DELTA_T:
            tempMsg.writeUnsignedByte(TYPE_INTEGER);
            tempMsg.writeInt(DELTA_T);
            break;
        case VAR_NET_BOUNDING_BOX: {
            tempMsg.writeUnsignedByte(TYPE_BOUNDINGBOX);
            Boundary b = GeoConvHelper::getFinal().getConvBoundary();
            tempMsg.writeDouble(b.xmin());
            tempMsg.writeDouble(b.ymin());
            tempMsg.writeDouble(b.xmax());
            tempMsg.writeDouble(b.ymax());
            break;
        }
        break;
        case VAR_MIN_EXPECTED_VEHICLES:
            tempMsg.writeUnsignedByte(TYPE_INTEGER);
            tempMsg.writeInt(MSNet::getInstance()->getVehicleControl().getActiveVehicleCount() + MSNet::getInstance()->getInsertionControl().getPendingFlowCount());
            break;
        case POSITION_CONVERSION:
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Position conversion requires a compound object.", outputStorage);
            }
            if (inputStorage.readInt() != 2) {
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Position conversion requires a source position and a position type as parameter.", outputStorage);
            }
            if (!commandPositionConversion(server, inputStorage, tempMsg, CMD_GET_SIM_VARIABLE)) {
                return false;
            }
            break;
        case DISTANCE_REQUEST:
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of distance requires a compound object.", outputStorage);
            }
            if (inputStorage.readInt() != 3) {
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of distance requires two positions and a distance type as parameter.", outputStorage);
            }
            if (!commandDistanceRequest(server, inputStorage, tempMsg, CMD_GET_SIM_VARIABLE)) {
                return false;
            }
            break;
        case VAR_BUS_STOP_WAITING: {
            std::string id;
            if (!server.readTypeCheckingString(inputStorage, id)) {
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of persons at busstop requires a string.", outputStorage);
            }
            MSBusStop* s = MSNet::getInstance()->getBusStop(id);
            if (s == 0) {
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Unknown bus stop '" + id + "'.", outputStorage);
            }
            tempMsg.writeUnsignedByte(TYPE_INTEGER);
            tempMsg.writeInt(s->getPersonNumber());
            break;
        }
        default:
            break;
    }
    server.writeStatusCmd(CMD_GET_SIM_VARIABLE, RTYPE_OK, "", outputStorage);
    server.writeResponseWithLength(outputStorage, tempMsg);
    return true;
}
예제 #6
0
bool
TraCIServerAPI_POI::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                               tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable & id
    int variable = inputStorage.readUnsignedByte();
    std::string id = inputStorage.readString();
    // check variable
    if (variable != libsumo::VAR_TYPE &&
            variable != libsumo::VAR_COLOR &&
            variable != libsumo::VAR_POSITION &&
            variable != libsumo::VAR_WIDTH &&
            variable != libsumo::VAR_HEIGHT &&
            variable != libsumo::VAR_ANGLE &&
            variable != libsumo::VAR_IMAGEFILE &&
            variable != libsumo::VAR_HIGHLIGHT &&
            variable != libsumo::ADD &&
            variable != libsumo::REMOVE &&
            variable != libsumo::VAR_PARAMETER) {
        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "Change PoI State: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
    }
    // process
    try {
        switch (variable) {
            case libsumo::VAR_TYPE: {
                std::string type;
                if (!server.readTypeCheckingString(inputStorage, type)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The type must be given as a string.", outputStorage);
                }
                libsumo::POI::setType(id, type);
            }
            break;
            case libsumo::VAR_COLOR: {
                libsumo::TraCIColor col;
                if (!server.readTypeCheckingColor(inputStorage, col)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The color must be given using an according type.", outputStorage);
                }
                libsumo::POI::setColor(id, col);
            }
            break;
            case libsumo::VAR_POSITION: {
                libsumo::TraCIPosition pos;
                if (!server.readTypeCheckingPosition2D(inputStorage, pos)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The position must be given using an according type.", outputStorage);
                }
                libsumo::POI::setPosition(id, pos.x, pos.y);
            }
            break;
            case libsumo::VAR_WIDTH: {
                double width;
                if (!server.readTypeCheckingDouble(inputStorage, width)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The width must be given using an according type.", outputStorage);
                }
                libsumo::POI::setWidth(id, width);
            }
            break;
            case libsumo::VAR_HEIGHT: {
                double height;
                if (!server.readTypeCheckingDouble(inputStorage, height)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The height must be given using an according type.", outputStorage);
                }
                libsumo::POI::setHeight(id, height);
            }
            break;
            case libsumo::VAR_ANGLE: {
                double angle;
                if (!server.readTypeCheckingDouble(inputStorage, angle)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The angle must be given using an according type.", outputStorage);
                }
                libsumo::POI::setAngle(id, angle);
            }
            break;
            case libsumo::VAR_IMAGEFILE: {
                std::string imageFile;
                if (!server.readTypeCheckingString(inputStorage, imageFile)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The type must be given as a string.", outputStorage);
                }
                libsumo::POI::setImageFile(id, imageFile);
            }
            break;
            case libsumo::VAR_HIGHLIGHT: {
                // Highlight the POI by adding a polygon (NOTE: duplicated code exists for vehicle domain)
                if (inputStorage.readUnsignedByte() != libsumo::TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "A compound object is needed for highlighting an object.", outputStorage);
                }
                int itemNo = inputStorage.readUnsignedByte();
                if (itemNo > 5) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "Highlighting an object needs zero to five parameters.", outputStorage);
                }
                libsumo::TraCIColor col = libsumo::TraCIColor(255, 0, 0);
                if (itemNo > 0) {
                    if (!server.readTypeCheckingColor(inputStorage, col)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The first parameter for highlighting must be the highlight color.", outputStorage);
                    }
                }
                double size = -1;
                if (itemNo > 1) {
                    if (!server.readTypeCheckingDouble(inputStorage, size)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The second parameter for highlighting must be the highlight size.", outputStorage);
                    }
                }
                int alphaMax = -1;
                if (itemNo > 2) {
                    if (!server.readTypeCheckingUnsignedByte(inputStorage, alphaMax)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The third parameter for highlighting must be maximal alpha.", outputStorage);
                    }
                }
                double duration = -1;
                if (itemNo > 3) {
                    if (!server.readTypeCheckingDouble(inputStorage, duration)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_VEHICLE_VARIABLE, "The fourth parameter for highlighting must be the highlight duration.", outputStorage);
                    }
                }
                int type = 0;
                if (itemNo > 4) {
                    if (!server.readTypeCheckingUnsignedByte(inputStorage, type)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_VEHICLE_VARIABLE, "The fifth parameter for highlighting must be the highlight type id as ubyte.", outputStorage);
                    }
                }
                libsumo::POI::highlight(id, col, size, alphaMax, duration, type);
            }
            break;
            case libsumo::ADD: {
                if (inputStorage.readUnsignedByte() != libsumo::TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "A compound object is needed for setting a new PoI.", outputStorage);
                }
                //read itemNo
                const int parameterCount = inputStorage.readInt();
                std::string type;
                if (!server.readTypeCheckingString(inputStorage, type)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The first PoI parameter must be the type encoded as a string.", outputStorage);
                }
                libsumo::TraCIColor col;
                if (!server.readTypeCheckingColor(inputStorage, col)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The second PoI parameter must be the color.", outputStorage);
                }
                int layer = 0;
                if (!server.readTypeCheckingInt(inputStorage, layer)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The third PoI parameter must be the layer encoded as int.", outputStorage);
                }
                libsumo::TraCIPosition pos;
                if (!server.readTypeCheckingPosition2D(inputStorage, pos)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The fourth PoI parameter must be the position.", outputStorage);
                }
                if (parameterCount == 4) {
                    if (!libsumo::POI::add(id, pos.x, pos.y, col, type, layer)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "Could not add PoI.", outputStorage);
                    }
                } else if (parameterCount == 8) {
                    std::string imgFile;
                    if (!server.readTypeCheckingString(inputStorage, imgFile)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The fifth PoI parameter must be the imgFile encoded as a string.", outputStorage);
                    }
                    double width;
                    if (!server.readTypeCheckingDouble(inputStorage, width)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The sixth PoI parameter must be the width encoded as a double.", outputStorage);
                    }
                    double height;
                    if (!server.readTypeCheckingDouble(inputStorage, height)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The seventh PoI parameter must be the height encoded as a double.", outputStorage);
                    }
                    double angle;
                    if (!server.readTypeCheckingDouble(inputStorage, angle)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The eighth PoI parameter must be the angle encoded as a double.", outputStorage);
                    }
                    //
                    if (!libsumo::POI::add(id, pos.x, pos.y, col, type, layer, imgFile, width, height, angle)) {
                        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "Could not add PoI.", outputStorage);
                    }
                } else {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE,
                                                      "Adding a PoI requires either only type, color, layer and position parameters or these and imageFile, width, height and angle parameters.",
                                                      outputStorage);
                }
            }
            break;
            case libsumo::REMOVE: {
                int layer = 0; // !!! layer not used yet (shouldn't the id be enough?)
                if (!server.readTypeCheckingInt(inputStorage, layer)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The layer must be given using an int.", outputStorage);
                }
                if (!libsumo::POI::remove(id, layer)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "Could not remove PoI '" + id + "'", outputStorage);
                }
            }
            break;
            case libsumo::VAR_PARAMETER: {
                if (inputStorage.readUnsignedByte() != libsumo::TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "A compound object is needed for setting a parameter.", outputStorage);
                }
                //readt itemNo
                inputStorage.readInt();
                std::string name;
                if (!server.readTypeCheckingString(inputStorage, name)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The name of the parameter must be given as a string.", outputStorage);
                }
                std::string value;
                if (!server.readTypeCheckingString(inputStorage, value)) {
                    return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, "The value of the parameter must be given as a string.", outputStorage);
                }
                libsumo::POI::setParameter(id, name, value);
            }
            break;
            default:
                break;
        }
    } catch (libsumo::TraCIException& e) {
        return server.writeErrorStatusCmd(libsumo::CMD_SET_POI_VARIABLE, e.what(), outputStorage);
    }
    server.writeStatusCmd(libsumo::CMD_SET_POI_VARIABLE, libsumo::RTYPE_OK, warning, outputStorage);
    return true;
}
예제 #7
0
// ===========================================================================
// method definitions
// ===========================================================================
bool
TraCIServerAPI_Edge::processGet(TraCIServer& server, tcpip::Storage& inputStorage,
                                tcpip::Storage& outputStorage) {
    // variable & id
    int variable = inputStorage.readUnsignedByte();
    std::string id = inputStorage.readString();
    // check variable
    if (variable != ID_LIST && variable != VAR_EDGE_TRAVELTIME && variable != VAR_EDGE_EFFORT && variable != VAR_CURRENT_TRAVELTIME
            && variable != VAR_CO2EMISSION && variable != VAR_COEMISSION && variable != VAR_HCEMISSION && variable != VAR_PMXEMISSION
            && variable != VAR_NOXEMISSION && variable != VAR_FUELCONSUMPTION && variable != VAR_NOISEEMISSION && variable != VAR_WAITING_TIME
            && variable != LAST_STEP_VEHICLE_NUMBER && variable != LAST_STEP_MEAN_SPEED && variable != LAST_STEP_OCCUPANCY
            && variable != LAST_STEP_VEHICLE_HALTING_NUMBER && variable != LAST_STEP_LENGTH
            && variable != LAST_STEP_PERSON_ID_LIST
            && variable != LAST_STEP_VEHICLE_ID_LIST && variable != ID_COUNT && variable != VAR_PARAMETER) {
        return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "Get Edge Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
    }
    // begin response building
    tcpip::Storage tempMsg;
    //  response-code, variableID, objectID
    tempMsg.writeUnsignedByte(RESPONSE_GET_EDGE_VARIABLE);
    tempMsg.writeUnsignedByte(variable);
    tempMsg.writeString(id);
    // process request
    if (variable == ID_LIST) {
        std::vector<std::string> ids;
        MSEdge::insertIDs(ids);
        tempMsg.writeUnsignedByte(TYPE_STRINGLIST);
        tempMsg.writeStringList(ids);
    } else if (variable == ID_COUNT) {
        std::vector<std::string> ids;
        MSEdge::insertIDs(ids);
        tempMsg.writeUnsignedByte(TYPE_INTEGER);
        tempMsg.writeInt((int) ids.size());
    } else {
        MSEdge* e = MSEdge::dictionary(id);
        if (e == 0) {
            return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "Edge '" + id + "' is not known", outputStorage);
        }
        switch (variable) {
            case VAR_EDGE_TRAVELTIME: {
                // time
                int time = 0;
                if (!server.readTypeCheckingInt(inputStorage, time)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "The message must contain the time definition.", outputStorage);
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                SUMOReal value;
                if (!MSNet::getInstance()->getWeightsStorage().retrieveExistingTravelTime(e, time, value)) {
                    tempMsg.writeDouble(-1);
                } else {
                    tempMsg.writeDouble(value);
                }
            }
            break;
            case VAR_EDGE_EFFORT: {
                // time
                int time = 0;
                if (!server.readTypeCheckingInt(inputStorage, time)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "The message must contain the time definition.", outputStorage);
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                SUMOReal value;
                if (!MSNet::getInstance()->getWeightsStorage().retrieveExistingEffort(e, time, value)) {
                    tempMsg.writeDouble(-1);
                } else {
                    tempMsg.writeDouble(value);
                }
            }
            break;
            case VAR_CURRENT_TRAVELTIME:
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(e->getCurrentTravelTime());
                break;
            case VAR_WAITING_TIME: {
                SUMOReal wtime = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    wtime += (*i)->getWaitingSeconds();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(wtime);
            }
            break;
            case LAST_STEP_PERSON_ID_LIST: {
                std::vector<std::string> personIDs;
                std::vector<MSTransportable*> persons = e->getSortedPersons(MSNet::getInstance()->getCurrentTimeStep());
                for (std::vector<MSTransportable*>::iterator it = persons.begin(); it != persons.end(); ++it) {
                    personIDs.push_back((*it)->getID());
                }
                tempMsg.writeUnsignedByte(TYPE_STRINGLIST);
                tempMsg.writeStringList(personIDs);
            }
            break;
            case LAST_STEP_VEHICLE_ID_LIST: {
                std::vector<std::string> vehIDs;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    const MSLane::VehCont& vehs = (*i)->getVehiclesSecure();
                    for (MSLane::VehCont::const_iterator j = vehs.begin(); j != vehs.end(); ++j) {
                        vehIDs.push_back((*j)->getID());
                    }
                    (*i)->releaseVehicles();
                }
                tempMsg.writeUnsignedByte(TYPE_STRINGLIST);
                tempMsg.writeStringList(vehIDs);
            }
            break;
            case VAR_CO2EMISSION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getCO2Emissions();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum);
            }
            break;
            case VAR_COEMISSION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getCOEmissions();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum);
            }
            break;
            case VAR_HCEMISSION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getHCEmissions();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum);
            }
            break;
            case VAR_PMXEMISSION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getPMxEmissions();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum);
            }
            break;
            case VAR_NOXEMISSION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getNOxEmissions();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum);
            }
            break;
            case VAR_FUELCONSUMPTION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getFuelConsumption();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum);
            }
            break;
            case VAR_NOISEEMISSION: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (SUMOReal) pow(10., ((*i)->getHarmonoise_NoiseEmissions() / 10.));
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                if (sum != 0) {
                    tempMsg.writeDouble(HelpersHarmonoise::sum(sum));
                } else {
                    tempMsg.writeDouble(0);
                }
            }
            break;
            case LAST_STEP_VEHICLE_NUMBER: {
                int sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getVehicleNumber();
                }
                tempMsg.writeUnsignedByte(TYPE_INTEGER);
                tempMsg.writeInt(sum);
            }
            break;
            case LAST_STEP_MEAN_SPEED: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getMeanSpeed();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum / (SUMOReal) lanes.size());
            }
            break;
            case LAST_STEP_OCCUPANCY: {
                SUMOReal sum = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    sum += (*i)->getNettoOccupancy();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                tempMsg.writeDouble(sum / (SUMOReal) lanes.size());
            }
            break;
            case LAST_STEP_VEHICLE_HALTING_NUMBER: {
                int halting = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    const MSLane::VehCont& vehs = (*i)->getVehiclesSecure();
                    for (MSLane::VehCont::const_iterator j = vehs.begin(); j != vehs.end(); ++j) {
                        if ((*j)->getSpeed() < SUMO_const_haltingSpeed) {
                            ++halting;
                        }
                    }
                    (*i)->releaseVehicles();
                }
                tempMsg.writeUnsignedByte(TYPE_INTEGER);
                tempMsg.writeInt(halting);
            }
            break;
            case LAST_STEP_LENGTH: {
                SUMOReal lengthSum = 0;
                int noVehicles = 0;
                const std::vector<MSLane*>& lanes = e->getLanes();
                for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                    const MSLane::VehCont& vehs = (*i)->getVehiclesSecure();
                    for (MSLane::VehCont::const_iterator j = vehs.begin(); j != vehs.end(); ++j) {
                        lengthSum += (*j)->getVehicleType().getLength();
                    }
                    noVehicles += (int) vehs.size();
                    (*i)->releaseVehicles();
                }
                tempMsg.writeUnsignedByte(TYPE_DOUBLE);
                if (noVehicles == 0) {
                    tempMsg.writeDouble(0);
                } else {
                    tempMsg.writeDouble(lengthSum / (SUMOReal) noVehicles);
                }
            }
            break;
            case VAR_PARAMETER: {
                std::string paramName = "";
                if (!server.readTypeCheckingString(inputStorage, paramName)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "Retrieval of a parameter requires its name.", outputStorage);
                }
                tempMsg.writeUnsignedByte(TYPE_STRING);
                tempMsg.writeString(e->getParameter(paramName, ""));
            }
            break;
            default:
                break;
        }
    }
    server.writeStatusCmd(CMD_GET_EDGE_VARIABLE, RTYPE_OK, "", outputStorage);
    server.writeResponseWithLength(outputStorage, tempMsg);
    return true;
}
예제 #8
0
bool
TraCIServerAPI_Edge::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                                tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != VAR_EDGE_TRAVELTIME && variable != VAR_EDGE_EFFORT && variable != VAR_MAXSPEED && variable != VAR_PARAMETER) {
        return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "Change Edge State: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    MSEdge* e = MSEdge::dictionary(id);
    if (e == 0) {
        return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "Edge '" + id + "' is not known", outputStorage);
    }
    // process
    switch (variable) {
        case LANE_ALLOWED: {
            // read and set allowed vehicle classes
            std::vector<std::string> classes;
            if (!server.readTypeCheckingStringList(inputStorage, classes)) {
                return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "Allowed vehicle classes must be given as a list of strings.", outputStorage);
            }
            SVCPermissions permissions = parseVehicleClasses(classes);
            const std::vector<MSLane*>& lanes = e->getLanes();
            for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                (*i)->setPermissions(permissions);
            }
            e->rebuildAllowedLanes();
        }
        break;
        case LANE_DISALLOWED: {
            // read and set disallowed vehicle classes
            std::vector<std::string> classes;
            if (!server.readTypeCheckingStringList(inputStorage, classes)) {
                return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "Not allowed vehicle classes must be given as a list of strings.", outputStorage);
            }
            SVCPermissions permissions = ~parseVehicleClasses(classes); // negation yields allowed
            const std::vector<MSLane*>& lanes = e->getLanes();
            for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                (*i)->setPermissions(permissions);
            }
            e->rebuildAllowedLanes();
        }
        break;
        case VAR_EDGE_TRAVELTIME: {
            // read and set travel time
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_SET_VEHICLE_VARIABLE, "Setting travel time requires a compound object.", outputStorage);
            }
            int parameterCount = inputStorage.readInt();
            if (parameterCount == 3) {
                // bound by time
                int begTime = 0, endTime = 0;
                double value = 0;
                if (!server.readTypeCheckingInt(inputStorage, begTime)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "The first variable must be the begin time given as int.", outputStorage);
                }
                if (!server.readTypeCheckingInt(inputStorage, endTime)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "The second variable must be the end time given as int.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, value)) {
                    return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The third variable must be the value given as double", outputStorage);
                }
                MSNet::getInstance()->getWeightsStorage().addTravelTime(e, begTime, endTime, value);
            } else if (parameterCount == 1) {
                // unbound
                double value = 0;
                if (!server.readTypeCheckingDouble(inputStorage, value)) {
                    return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The variable must be the value given as double", outputStorage);
                }
                MSNet::getInstance()->getWeightsStorage().addTravelTime(e, SUMOReal(0), SUMOReal(SUMOTime_MAX), value);
            } else {
                return server.writeErrorStatusCmd(CMD_SET_VEHICLE_VARIABLE, "Setting travel time requires either begin time, end time, and value, or only value as parameter.", outputStorage);
            }
        }
        break;
        case VAR_EDGE_EFFORT: {
            // read and set effort
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_SET_VEHICLE_VARIABLE, "Setting effort requires a compound object.", outputStorage);
            }
            int parameterCount = inputStorage.readInt();
            if (parameterCount == 3) {
                // bound by time
                int begTime = 0, endTime = 0;
                double value = 0;
                if (!server.readTypeCheckingInt(inputStorage, begTime)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "The first variable must be the begin time given as int.", outputStorage);
                }
                if (!server.readTypeCheckingInt(inputStorage, endTime)) {
                    return server.writeErrorStatusCmd(CMD_GET_EDGE_VARIABLE, "The second variable must be the end time given as int.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, value)) {
                    return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The third variable must be the value given as double", outputStorage);
                }
                MSNet::getInstance()->getWeightsStorage().addEffort(e, begTime, endTime, value);
            } else if (parameterCount == 1) {
                // unbound
                double value = 0;
                if (!server.readTypeCheckingDouble(inputStorage, value)) {
                    return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The variable must be the value given as double", outputStorage);
                }
                MSNet::getInstance()->getWeightsStorage().addEffort(e, SUMOReal(0), SUMOReal(SUMOTime_MAX), value);
            } else {
                return server.writeErrorStatusCmd(CMD_SET_VEHICLE_VARIABLE, "Setting effort requires either begin time, end time, and value, or only value as parameter.", outputStorage);
            }
        }
        break;
        case VAR_MAXSPEED: {
            // read and set max. speed
            double value = 0;
            if (!server.readTypeCheckingDouble(inputStorage, value)) {
                return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The speed must be given as a double.", outputStorage);
            }
            const std::vector<MSLane*>& lanes = e->getLanes();
            for (std::vector<MSLane*>::const_iterator i = lanes.begin(); i != lanes.end(); ++i) {
                (*i)->setMaxSpeed(value);
            }
        }
        break;
        case VAR_PARAMETER: {
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "A compound object is needed for setting a parameter.", outputStorage);
            }
            //readt itemNo
            inputStorage.readInt();
            std::string name;
            if (!server.readTypeCheckingString(inputStorage, name)) {
                return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The name of the parameter must be given as a string.", outputStorage);
            }
            std::string value;
            if (!server.readTypeCheckingString(inputStorage, value)) {
                return server.writeErrorStatusCmd(CMD_SET_EDGE_VARIABLE, "The value of the parameter must be given as a string.", outputStorage);
            }
            e->addParameter(name, value);
        }
        break;
        default:
            break;
    }
    server.writeStatusCmd(CMD_SET_EDGE_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}
bool
TraCIServerAPI_POI::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                               tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != VAR_TYPE && variable != VAR_COLOR && variable != VAR_POSITION
            && variable != ADD && variable != REMOVE) {
        return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "Change PoI State: unsupported variable specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    PointOfInterest* p = 0;
    ShapeContainer& shapeCont = MSNet::getInstance()->getShapeContainer();
    if (variable != ADD && variable != REMOVE) {
        p = getPoI(id);
        if (p == 0) {
            return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "POI '" + id + "' is not known", outputStorage);
        }
    }
    // process
    switch (variable) {
        case VAR_TYPE: {
            std::string type;
            if (!server.readTypeCheckingString(inputStorage, type)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The type must be given as a string.", outputStorage);
            }
            p->setType(type);
        }
        break;
        case VAR_COLOR: {
            RGBColor col;
            if (!server.readTypeCheckingColor(inputStorage, col)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The color must be given using an according type.", outputStorage);
            }
            p->setColor(col);
        }
        break;
        case VAR_POSITION: {
            Position pos;
            if (!server.readTypeCheckingPosition2D(inputStorage, pos)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The position must be given using an accoring type.", outputStorage);
            }
            shapeCont.movePOI(id, pos);
        }
        break;
        case ADD: {
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "A compound object is needed for setting a new PoI.", outputStorage);
            }
            //read itemNo
            inputStorage.readInt();
            std::string type;
            if (!server.readTypeCheckingString(inputStorage, type)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The first PoI parameter must be the type encoded as a string.", outputStorage);
            }
            RGBColor col;
            if (!server.readTypeCheckingColor(inputStorage, col)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The second PoI parameter must be the color.", outputStorage);
            }
            int layer = 0;
            if (!server.readTypeCheckingInt(inputStorage, layer)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The third PoI parameter must be the layer encoded as int.", outputStorage);
            }
            Position pos;
            if (!server.readTypeCheckingPosition2D(inputStorage, pos)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The fourth PoI parameter must be the position.", outputStorage);
            }
            //
            if (!shapeCont.addPOI(id, type, col, (SUMOReal)layer,
                                  Shape::DEFAULT_ANGLE, Shape::DEFAULT_IMG_FILE, pos,
                                  Shape::DEFAULT_IMG_WIDTH, Shape::DEFAULT_IMG_HEIGHT)) {
                delete p;
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "Could not add PoI.", outputStorage);
            }
        }
        break;
        case REMOVE: {
            int layer = 0; // !!! layer not used yet (shouldn't the id be enough?)
            if (!server.readTypeCheckingInt(inputStorage, layer)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "The layer must be given using an int.", outputStorage);
            }
            if (!shapeCont.removePOI(id)) {
                return server.writeErrorStatusCmd(CMD_SET_POI_VARIABLE, "Could not remove PoI '" + id + "'", outputStorage);
            }
        }
        break;
        default:
            break;
    }
    server.writeStatusCmd(CMD_SET_POI_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}
예제 #10
0
bool
TraCIServerAPI_Route::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                                 tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != ADD && variable != VAR_PARAMETER) {
        return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "Change Route State: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    const MSRoute* r = 0;
    if (variable != ADD) {
        r = MSRoute::dictionary(id);
        if (r == 0) {
            return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "Route '" + id + "' is not known", outputStorage);
        }
    }
    // process
    switch (variable) {
        case ADD: {
            std::vector<std::string> edgeIDs;
            if (!server.readTypeCheckingStringList(inputStorage, edgeIDs)) {
                return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "A string list is needed for adding a new route.", outputStorage);
            }
            //read itemNo
            ConstMSEdgeVector edges;
            for (std::vector<std::string>::const_iterator i = edgeIDs.begin(); i != edgeIDs.end(); ++i) {
                MSEdge* edge = MSEdge::dictionary(*i);
                if (edge == 0) {
                    return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "Unknown edge '" + *i + "' in route.", outputStorage);
                }
                edges.push_back(edge);
            }
            const std::vector<SUMOVehicleParameter::Stop> stops;
            if (!MSRoute::dictionary(id, new MSRoute(id, edges, true, 0, stops))) {
                return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "Could not add route.", outputStorage);
            }
        }
        break;
        case VAR_PARAMETER: {
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "A compound object is needed for setting a parameter.", outputStorage);
            }
            //readt itemNo
            inputStorage.readInt();
            std::string name;
            if (!server.readTypeCheckingString(inputStorage, name)) {
                return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "The name of the parameter must be given as a string.", outputStorage);
            }
            std::string value;
            if (!server.readTypeCheckingString(inputStorage, value)) {
                return server.writeErrorStatusCmd(CMD_SET_ROUTE_VARIABLE, "The value of the parameter must be given as a string.", outputStorage);
            }
            ((MSRoute*) r)->addParameter(name, value);
        }
        break;
        default:
            break;
    }
    server.writeStatusCmd(CMD_SET_ROUTE_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}
예제 #11
0
// ===========================================================================
// method definitions
// ===========================================================================
bool
TraCIServerAPI_Simulation::processGet(TraCIServer& server, tcpip::Storage& inputStorage,
                                      tcpip::Storage& outputStorage) {
    const int variable = inputStorage.readUnsignedByte();
    const std::string id = inputStorage.readString();
    server.initWrapper(RESPONSE_GET_SIM_VARIABLE, variable, id);
    try {
        switch (variable) {
            case VAR_TIME:
                server.getWrapperStorage().writeUnsignedByte(TYPE_DOUBLE);
                server.getWrapperStorage().writeDouble(SIMTIME);
                break;
            case VAR_TIME_STEP:
                server.getWrapperStorage().writeUnsignedByte(TYPE_INTEGER);
                server.getWrapperStorage().writeInt((int)libsumo::Simulation::getCurrentTime());
                break;
            case VAR_LOADED_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_BUILT);
                break;
            case VAR_LOADED_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_BUILT);
                break;
            case VAR_DEPARTED_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_DEPARTED);
                break;
            case VAR_DEPARTED_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_DEPARTED);
                break;
            case VAR_TELEPORT_STARTING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_STARTING_TELEPORT);
                break;
            case VAR_TELEPORT_STARTING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_STARTING_TELEPORT);
                break;
            case VAR_TELEPORT_ENDING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ENDING_TELEPORT);
                break;
            case VAR_TELEPORT_ENDING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ENDING_TELEPORT);
                break;
            case VAR_ARRIVED_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ARRIVED);
                break;
            case VAR_ARRIVED_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ARRIVED);
                break;
            case VAR_PARKING_STARTING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_STARTING_PARKING);
                break;
            case VAR_PARKING_STARTING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_STARTING_PARKING);
                break;
            case VAR_PARKING_ENDING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ENDING_PARKING);
                break;
            case VAR_PARKING_ENDING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ENDING_PARKING);
                break;
            case VAR_STOP_STARTING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_STARTING_STOP);
                break;
            case VAR_STOP_STARTING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_STARTING_STOP);
                break;
            case VAR_STOP_ENDING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ENDING_STOP);
                break;
            case VAR_STOP_ENDING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_ENDING_STOP);
                break;
            case VAR_COLLIDING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_COLLISION);
                break;
            case VAR_COLLIDING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_COLLISION);
                break;
            case VAR_EMERGENCYSTOPPING_VEHICLES_NUMBER:
                writeVehicleStateNumber(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_EMERGENCYSTOP);
                break;
            case VAR_EMERGENCYSTOPPING_VEHICLES_IDS:
                writeVehicleStateIDs(server, server.getWrapperStorage(), MSNet::VEHICLE_STATE_EMERGENCYSTOP);
                break;
            case VAR_DELTA_T:
                server.getWrapperStorage().writeUnsignedByte(TYPE_INTEGER);
                server.getWrapperStorage().writeInt((int)libsumo::Simulation::getDeltaT());
                break;
            case VAR_MIN_EXPECTED_VEHICLES:
                server.getWrapperStorage().writeUnsignedByte(TYPE_INTEGER);
                server.getWrapperStorage().writeInt(libsumo::Simulation::getMinExpectedNumber());
                break;
            case VAR_BUS_STOP_WAITING:
                server.getWrapperStorage().writeUnsignedByte(TYPE_INTEGER);
                server.getWrapperStorage().writeInt(libsumo::Simulation::getBusStopWaiting(id));
                break;
            case VAR_NET_BOUNDING_BOX: {
                server.getWrapperStorage().writeUnsignedByte(TYPE_POLYGON);
                libsumo::TraCIPositionVector tb = libsumo::Simulation::getNetBoundary();
                server.getWrapperStorage().writeByte(2);
                server.getWrapperStorage().writeDouble(tb[0].x);
                server.getWrapperStorage().writeDouble(tb[0].y);
                server.getWrapperStorage().writeDouble(tb[1].x);
                server.getWrapperStorage().writeDouble(tb[1].y);
                break;
            }
            case POSITION_CONVERSION:
                if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Position conversion requires a compound object.", outputStorage);
                }
                if (inputStorage.readInt() != 2) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Position conversion requires a source position and a position type as parameter.", outputStorage);
                }
                if (!commandPositionConversion(server, inputStorage, server.getWrapperStorage(), CMD_GET_SIM_VARIABLE)) {
                    return false;
                }
                break;
            case DISTANCE_REQUEST:
                if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of distance requires a compound object.", outputStorage);
                }
                if (inputStorage.readInt() != 3) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of distance requires two positions and a distance type as parameter.", outputStorage);
                }
                if (!commandDistanceRequest(server, inputStorage, server.getWrapperStorage(), CMD_GET_SIM_VARIABLE)) {
                    return false;
                }
                break;
            case FIND_ROUTE: {
                if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a compound object.", outputStorage);
                }
                if (inputStorage.readInt() != 5) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires five parameter.", outputStorage);
                }
                std::string from, to, vtype;
                double depart;
                int routingMode;
                if (!server.readTypeCheckingString(inputStorage, from)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as first parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, to)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as second parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, vtype)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as third parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, depart)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as fourth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingInt(inputStorage, routingMode)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires an integer as fifth parameter.", outputStorage);
                }
                writeStage(server.getWrapperStorage(), libsumo::Simulation::findRoute(from, to, vtype, TIME2STEPS(depart), routingMode));
                break;
            }
            case FIND_INTERMODAL_ROUTE: {
                if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of an intermodal route requires a compound object.", outputStorage);
                }
                if (inputStorage.readInt() != 13) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of an intermodal route requires thirteen parameters.", outputStorage);
                }
                std::string from, to, modes, ptype, vtype, destStop;
                double depart, speed, walkFactor, departPos, arrivalPos, departPosLat;
                int routingMode;
                if (!server.readTypeCheckingString(inputStorage, from)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as first parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, to)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as second parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, modes)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as third parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, depart)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as fourth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingInt(inputStorage, routingMode)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires an integer as fifth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, speed)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as sixth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, walkFactor)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as seventh parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, departPos)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as eigth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, arrivalPos)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as nineth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingDouble(inputStorage, departPosLat)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a double as tenth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, ptype)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as eleventh parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, vtype)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as twelvth parameter.", outputStorage);
                }
                if (!server.readTypeCheckingString(inputStorage, destStop)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a route requires a string as thirteenth parameter.", outputStorage);
                }
                const std::vector<libsumo::TraCIStage> result = libsumo::Simulation::findIntermodalRoute(from, to, modes, TIME2STEPS(depart), routingMode, speed, walkFactor, departPos, arrivalPos, departPosLat, ptype, vtype, destStop);
                server.getWrapperStorage().writeUnsignedByte(TYPE_COMPOUND);
                server.getWrapperStorage().writeInt((int)result.size());
                for (const libsumo::TraCIStage s : result) {
                    writeStage(server.getWrapperStorage(), s);
                }
                break;
            }
            case VAR_PARAMETER: {
                std::string paramName = "";
                if (!server.readTypeCheckingString(inputStorage, paramName)) {
                    return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Retrieval of a parameter requires its name.", outputStorage);
                }
                server.getWrapperStorage().writeUnsignedByte(TYPE_STRING);
                server.getWrapperStorage().writeString(libsumo::Simulation::getParameter(id, paramName));
                break;
            }
            default:
                return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, "Get Simulation Variable: unsupported variable " + toHex(variable, 2) + " specified", outputStorage);
        }
    } catch (libsumo::TraCIException& e) {
        return server.writeErrorStatusCmd(CMD_GET_SIM_VARIABLE, e.what(), outputStorage);
    }
    server.writeStatusCmd(CMD_GET_SIM_VARIABLE, RTYPE_OK, "", outputStorage);
    server.writeResponseWithLength(outputStorage, server.getWrapperStorage());
    return true;
}
bool
TraCIServerAPI_Polygon::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                                   tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != VAR_TYPE && variable != VAR_COLOR && variable != VAR_SHAPE && variable != VAR_FILL
            && variable != ADD && variable != REMOVE) {
        return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "Change Polygon State: unsupported variable specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    Polygon* p = 0;
    ShapeContainer& shapeCont = MSNet::getInstance()->getShapeContainer();
    if (variable != ADD && variable != REMOVE) {
        p = getPolygon(id);
        if (p == 0) {
            return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "Polygon '" + id + "' is not known", outputStorage);
        }
    }
    // process
    switch (variable) {
        case VAR_TYPE: {
            std::string type;
            if (!server.readTypeCheckingString(inputStorage, type)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The type must be given as a string.", outputStorage);
            }
            p->setType(type);
        }
        break;
        case VAR_COLOR: {
            RGBColor col;
            if (!server.readTypeCheckingColor(inputStorage, col)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The color must be given using an according type.", outputStorage);
            }
            p->setColor(col);
        }
        break;
        case VAR_SHAPE: {
            PositionVector shape;
            if (!server.readTypeCheckingPolygon(inputStorage, shape)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The shape must be given using an accoring type.", outputStorage);
            }
            shapeCont.reshapePolygon(id, shape);
        }
        break;
        case VAR_FILL: {
            int value = 0;
            if (!server.readTypeCheckingUnsignedByte(inputStorage, value)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "'fill' must be defined using an unsigned byte.", outputStorage);
            }
            p->setFill(value != 0);
        }
        break;
        case ADD: {
            if (inputStorage.readUnsignedByte() != TYPE_COMPOUND) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "A compound object is needed for setting a new polygon.", outputStorage);
            }
            //readt itemNo
            inputStorage.readInt();
            std::string type;
            if (!server.readTypeCheckingString(inputStorage, type)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The type must be given as a string.", outputStorage);
            }
            RGBColor col;
            if (!server.readTypeCheckingColor(inputStorage, col)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The second polygon parameter must be the color.", outputStorage);
            }
            int value = 0;
            if (!server.readTypeCheckingUnsignedByte(inputStorage, value)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The third polygon parameter must be 'fill' encoded as ubyte.", outputStorage);
            }
            bool fill = value != 0;
            int layer = 0;
            if (!server.readTypeCheckingInt(inputStorage, layer)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The fourth polygon parameter must be the layer encoded as int.", outputStorage);
            }
            PositionVector shape;
            if (!server.readTypeCheckingPolygon(inputStorage, shape)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The fifth polygon parameter must be the shape.", outputStorage);
            }
            //
            if (!shapeCont.addPolygon(id, type, col, (SUMOReal)layer,
                                      Shape::DEFAULT_ANGLE, Shape::DEFAULT_IMG_FILE, shape, fill)) {
                delete p;
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "Could not add polygon.", outputStorage);
            }
        }
        break;
        case REMOVE: {
            int layer = 0; // !!! layer not used yet (shouldn't the id be enough?)
            if (!server.readTypeCheckingInt(inputStorage, layer)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "The layer must be given using an int.", outputStorage);
            }
            if (!shapeCont.removePolygon(id)) {
                return server.writeErrorStatusCmd(CMD_SET_POLYGON_VARIABLE, "Could not remove polygon '" + id + "'", outputStorage);
            }
        }
        break;
        default:
            break;
    }
    server.writeStatusCmd(CMD_SET_POLYGON_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}
bool
TraCIServerAPI_GUI::processSet(TraCIServer& server, tcpip::Storage& inputStorage,
                               tcpip::Storage& outputStorage) {
    std::string warning = ""; // additional description for response
    // variable
    int variable = inputStorage.readUnsignedByte();
    if (variable != VAR_VIEW_ZOOM && variable != VAR_VIEW_OFFSET && variable != VAR_VIEW_SCHEMA && variable != VAR_VIEW_BOUNDARY
            && variable != VAR_SCREENSHOT && variable != VAR_TRACK_VEHICLE
       ) {
        return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "Change GUI State: unsupported variable specified", outputStorage);
    }
    // id
    std::string id = inputStorage.readString();
    GUISUMOAbstractView* v = getNamedView(id);
    if (v == 0) {
        return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "View '" + id + "' is not known", outputStorage);
    }
    // process
    switch (variable) {
        case VAR_VIEW_ZOOM: {
            Position off, p;
            double zoom = 1;
            if (!server.readTypeCheckingDouble(inputStorage, zoom)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "The zoom must be given as a double.", outputStorage);
            }
            off.set(v->getChanger().getXPos(), v->getChanger().getYPos(), zoom);
            v->setViewport(off, p);
        }
        break;
        case VAR_VIEW_OFFSET: {
            Position off, p;
            if (!server.readTypeCheckingPosition2D(inputStorage, off)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "The view port must be given as a position.", outputStorage);
            }
            off.set(off.x(), off.y(), v->getChanger().getZoom());
            v->setViewport(off, p);
        }
        break;
        case VAR_VIEW_SCHEMA: {
            std::string schema;
            if (!server.readTypeCheckingString(inputStorage, schema)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "The scheme must be specified by a string.", outputStorage);
            }
            if (!v->setColorScheme(schema)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "The scheme is not known.", outputStorage);
            }
        }
        break;
        case VAR_VIEW_BOUNDARY: {
            Boundary b;
            if (!server.readTypeCheckingBoundary(inputStorage, b)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "The boundary must be specified by a bounding box.", outputStorage);
            }
            v->centerTo(b);
            break;
        }
        case VAR_SCREENSHOT: {
            std::string filename;
            if (!server.readTypeCheckingString(inputStorage, filename)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "Making a snapshot requires a file name.", outputStorage);
            }
            std::string error = v->makeSnapshot(filename);
            if (error != "") {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, error, outputStorage);
            }
        }
        break;
        case VAR_TRACK_VEHICLE: {
            std::string id;
            if (!server.readTypeCheckingString(inputStorage, id)) {
                return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "Tracking requires a string vehicle ID.", outputStorage);
            }
            if (id == "") {
                v->stopTrack();
            } else {
                SUMOVehicle* veh = MSNet::getInstance()->getVehicleControl().getVehicle(id);
                if (veh == 0) {
                    return server.writeErrorStatusCmd(CMD_SET_GUI_VARIABLE, "Could not find vehicle '" + id + "'.", outputStorage);
                }
                if (!static_cast<GUIVehicle*>(veh)->hasActiveAddVisualisation(v, GUIVehicle::VO_TRACKED)) {
                    v->startTrack(static_cast<GUIVehicle*>(veh)->getGlID());
                    static_cast<GUIVehicle*>(veh)->addActiveAddVisualisation(v, GUIVehicle::VO_TRACKED);
                }
            }
        }
        default:
            break;
    }
    server.writeStatusCmd(CMD_SET_GUI_VARIABLE, RTYPE_OK, warning, outputStorage);
    return true;
}