void
TraCIServerAPI_Simulation::writeStage(tcpip::Storage& outputStorage, const libsumo::TraCIStage& stage) {
    outputStorage.writeUnsignedByte(TYPE_COMPOUND);
    outputStorage.writeInt(6);
    outputStorage.writeUnsignedByte(TYPE_INTEGER);
    outputStorage.writeInt(stage.type);
    outputStorage.writeUnsignedByte(TYPE_STRING);
    outputStorage.writeString(stage.line);
    outputStorage.writeUnsignedByte(TYPE_STRING);
    outputStorage.writeString(stage.destStop);
    outputStorage.writeUnsignedByte(TYPE_STRINGLIST);
    outputStorage.writeStringList(stage.edges);
    outputStorage.writeUnsignedByte(TYPE_DOUBLE);
    outputStorage.writeDouble(stage.travelTime);
    outputStorage.writeUnsignedByte(TYPE_DOUBLE);
    outputStorage.writeDouble(stage.cost);
    outputStorage.writeUnsignedByte(TYPE_STRING);
    outputStorage.writeString(stage.intended);
    outputStorage.writeUnsignedByte(TYPE_DOUBLE);
    outputStorage.writeDouble(stage.depart);
}
Beispiel #2
0
void
TraCIServer::writeStatusCmd(int commandId, int status, const std::string& description, tcpip::Storage& outputStorage) {
    if (status == RTYPE_ERR) {
        WRITE_ERROR("Answered with error to command " + toString(commandId) + ": " + description);
    } else if (status == RTYPE_NOTIMPLEMENTED) {
        WRITE_ERROR("Requested command not implemented (" + toString(commandId) + "): " + description);
    }
    outputStorage.writeUnsignedByte(1 + 1 + 1 + 4 + static_cast<int>(description.length())); // command length
    outputStorage.writeUnsignedByte(commandId); // command type
    outputStorage.writeUnsignedByte(status); // status
    outputStorage.writeString(description); // description
}
Beispiel #3
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bool
TraCIServerAPI_Simulation::commandPositionConversion(TraCIServer& server, tcpip::Storage& inputStorage,
        tcpip::Storage& outputStorage, int commandId) {
    std::pair<MSLane*, SUMOReal> roadPos;
    Position cartesianPos;
    Position geoPos;
    SUMOReal z = 0;

    // actual position type that will be converted
    int srcPosType = inputStorage.readUnsignedByte();

    switch (srcPosType) {
        case POSITION_2D:
        case POSITION_3D:
        case POSITION_LON_LAT:
        case POSITION_LON_LAT_ALT: {
            SUMOReal x = inputStorage.readDouble();
            SUMOReal y = inputStorage.readDouble();
            if (srcPosType != POSITION_2D && srcPosType != POSITION_LON_LAT) {
                z = inputStorage.readDouble();
            }
            geoPos.set(x, y);
            cartesianPos.set(x, y);
            if (srcPosType == POSITION_LON_LAT || srcPosType == POSITION_LON_LAT_ALT) {
                GeoConvHelper::getFinal().x2cartesian_const(cartesianPos);
            } else {
                GeoConvHelper::getFinal().cartesian2geo(geoPos);
            }
        }
        break;
        case POSITION_ROADMAP: {
            std::string roadID = inputStorage.readString();
            SUMOReal pos = inputStorage.readDouble();
            int laneIdx = inputStorage.readUnsignedByte();
            try {
                // convert edge,offset,laneIdx to cartesian position
                cartesianPos = geoPos = getLaneChecking(roadID, laneIdx, pos)->getShape().positionAtOffset(pos);
                z = cartesianPos.z();
                GeoConvHelper::getFinal().cartesian2geo(geoPos);
            } catch (TraCIException& e) {
                server.writeStatusCmd(commandId, RTYPE_ERR, e.what());
                return false;
            }
        }
        break;
        default:
            server.writeStatusCmd(commandId, RTYPE_ERR, "Source position type not supported");
            return false;
    }

    int destPosType = 0;
    if (!server.readTypeCheckingUnsignedByte(inputStorage, destPosType)) {
        server.writeStatusCmd(commandId, RTYPE_ERR, "Destination position type must be of type ubyte.");
        return false;
    }

    switch (destPosType) {
        case POSITION_ROADMAP: {
            // convert cartesion position to edge,offset,lane_index
            roadPos = convertCartesianToRoadMap(cartesianPos);
            // write result that is added to response msg
            outputStorage.writeUnsignedByte(POSITION_ROADMAP);
            outputStorage.writeString(roadPos.first->getEdge().getID());
            outputStorage.writeDouble(roadPos.second);
            const std::vector<MSLane*> lanes = roadPos.first->getEdge().getLanes();
            outputStorage.writeUnsignedByte((int)distance(lanes.begin(), find(lanes.begin(), lanes.end(), roadPos.first)));
        }
        break;
        case POSITION_2D:
        case POSITION_3D:
        case POSITION_LON_LAT:
        case POSITION_LON_LAT_ALT:
            outputStorage.writeUnsignedByte(destPosType);
            if (destPosType == POSITION_LON_LAT || destPosType == POSITION_LON_LAT_ALT) {
                outputStorage.writeDouble(geoPos.x());
                outputStorage.writeDouble(geoPos.y());
            } else {
                outputStorage.writeDouble(cartesianPos.x());
                outputStorage.writeDouble(cartesianPos.y());
            }
            if (destPosType != POSITION_2D && destPosType != POSITION_LON_LAT) {
                outputStorage.writeDouble(z);
            }
            break;
        default:
            server.writeStatusCmd(commandId, RTYPE_ERR, "Destination position type not supported");
            return false;
    }
    return true;
}
bool
TraCIServerAPI_VehicleType::getVariable(const int variable, const MSVehicleType& v, tcpip::Storage& tempMsg) {
    switch (variable) {
        case VAR_LENGTH:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getLength());
            break;
        case VAR_MINGAP:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getMinGap());
            break;
        case VAR_MAXSPEED:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getMaxSpeed());
            break;
        case VAR_ACCEL:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getCarFollowModel().getMaxAccel());
            break;
        case VAR_DECEL:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getCarFollowModel().getMaxDecel());
            break;
        case VAR_IMPERFECTION:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getCarFollowModel().getImperfection());
            break;
        case VAR_TAU:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getCarFollowModel().getHeadwayTime());
            break;
        case VAR_SPEED_FACTOR:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getSpeedFactor());
            break;
        case VAR_SPEED_DEVIATION:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getSpeedDeviation());
            break;
        case VAR_VEHICLECLASS:
            tempMsg.writeUnsignedByte(TYPE_STRING);
            tempMsg.writeString(toString(v.getVehicleClass()));
            break;
        case VAR_EMISSIONCLASS:
            tempMsg.writeUnsignedByte(TYPE_STRING);
            tempMsg.writeString(getVehicleEmissionTypeName(v.getEmissionClass()));
            break;
        case VAR_SHAPECLASS:
            tempMsg.writeUnsignedByte(TYPE_STRING);
            tempMsg.writeString(getVehicleShapeName(v.getGuiShape()));
            break;
        case VAR_WIDTH:
            tempMsg.writeUnsignedByte(TYPE_DOUBLE);
            tempMsg.writeDouble(v.getGuiWidth());
            break;
        case VAR_COLOR:
            tempMsg.writeUnsignedByte(TYPE_COLOR);
            tempMsg.writeUnsignedByte(static_cast<int>(v.getColor().red() * 255. + 0.5));
            tempMsg.writeUnsignedByte(static_cast<int>(v.getColor().green() * 255. + 0.5));
            tempMsg.writeUnsignedByte(static_cast<int>(v.getColor().blue() * 255. + 0.5));
            tempMsg.writeUnsignedByte(255);
            break;
        default:
            break;
    }
    return true;
}
Beispiel #5
0
bool
TraCIServer::processSingleSubscription(const Subscription& s, tcpip::Storage& writeInto,
                                       std::string& errors) {
    bool ok = true;
    tcpip::Storage outputStorage;
    const int getCommandId = s.contextVars ? s.contextDomain : s.commandId - 0x30;
    std::set<std::string> objIDs;
    if (s.contextVars) {
        PositionVector shape;
        if (!findObjectShape(s.commandId, s.id, shape)) {
            return false;
        }
        collectObjectsInRange(s.contextDomain, shape, s.range, objIDs);
    } else {
        objIDs.insert(s.id);
    }
    const int numVars = s.contextVars && s.variables.size() == 1 && s.variables[0] == ID_LIST ? 0 : (int)s.variables.size();
    for (std::set<std::string>::iterator j = objIDs.begin(); j != objIDs.end(); ++j) {
        if (s.contextVars) {
            outputStorage.writeString(*j);
        }
        if (numVars > 0) {
            for (std::vector<int>::const_iterator i = s.variables.begin(); i != s.variables.end(); ++i) {
                tcpip::Storage message;
                message.writeUnsignedByte(*i);
                message.writeString(*j);
                tcpip::Storage tmpOutput;
                if (myExecutors.find(getCommandId) != myExecutors.end()) {
                    ok &= myExecutors[getCommandId](*this, message, tmpOutput);
                } else {
                    writeStatusCmd(s.commandId, RTYPE_NOTIMPLEMENTED, "Unsupported command specified", tmpOutput);
                    ok = false;
                }
                // copy response part
                if (ok) {
                    int length = tmpOutput.readUnsignedByte();
                    while (--length > 0) {
                        tmpOutput.readUnsignedByte();
                    }
                    int lengthLength = 1;
                    length = tmpOutput.readUnsignedByte();
                    if (length == 0) {
                        lengthLength = 5;
                        length = tmpOutput.readInt();
                    }
                    //read responseType
                    tmpOutput.readUnsignedByte();
                    int variable = tmpOutput.readUnsignedByte();
                    std::string id = tmpOutput.readString();
                    outputStorage.writeUnsignedByte(variable);
                    outputStorage.writeUnsignedByte(RTYPE_OK);
                    length -= (lengthLength + 1 + 4 + (int)id.length());
                    while (--length > 0) {
                        outputStorage.writeUnsignedByte(tmpOutput.readUnsignedByte());
                    }
                } else {
                    //read length
                    tmpOutput.readUnsignedByte();
                    //read cmd
                    tmpOutput.readUnsignedByte();
                    //read status
                    tmpOutput.readUnsignedByte();
                    std::string msg = tmpOutput.readString();
                    outputStorage.writeUnsignedByte(*i);
                    outputStorage.writeUnsignedByte(RTYPE_ERR);
                    outputStorage.writeUnsignedByte(TYPE_STRING);
                    outputStorage.writeString(msg);
                    errors = errors + msg;
                }
            }
        }
    }
    unsigned int length = (1 + 4) + 1 + (4 + (int)(s.id.length())) + 1 + (int)outputStorage.size();
    if (s.contextVars) {
        length += 4;
    }
    writeInto.writeUnsignedByte(0); // command length -> extended
    writeInto.writeInt(length);
    writeInto.writeUnsignedByte(s.commandId + 0x10);
    writeInto.writeString(s.id);
    if (s.contextVars) {
        writeInto.writeUnsignedByte(s.contextDomain);
    }
    writeInto.writeUnsignedByte(numVars);
    if (s.contextVars) {
        writeInto.writeInt((int)objIDs.size());
    }
    if (!s.contextVars || objIDs.size() != 0) {
        writeInto.writeStorage(outputStorage);
    }
    return ok;
}