// =========================================================================== // method definitions // =========================================================================== bool TraCIServerAPI_Lane::processGet(TraCIServer& server, tcpip::Storage& inputStorage, tcpip::Storage& outputStorage) { // variable int variable = inputStorage.readUnsignedByte(); std::string id = inputStorage.readString(); // check variable if (variable != ID_LIST && variable != LANE_LINK_NUMBER && variable != LANE_EDGE_ID && variable != VAR_LENGTH && variable != VAR_MAXSPEED && variable != LANE_LINKS && variable != VAR_SHAPE && 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_MEAN_SPEED && variable != LAST_STEP_VEHICLE_NUMBER && variable != LAST_STEP_VEHICLE_ID_LIST && variable != LAST_STEP_OCCUPANCY && variable != LAST_STEP_VEHICLE_HALTING_NUMBER && variable != LAST_STEP_LENGTH && variable != VAR_CURRENT_TRAVELTIME && variable != LANE_ALLOWED && variable != LANE_DISALLOWED && variable != VAR_WIDTH && variable != ID_COUNT ) { return server.writeErrorStatusCmd(CMD_GET_LANE_VARIABLE, "Get Lane Variable: unsupported variable specified", outputStorage); } // begin response building tcpip::Storage tempMsg; // response-code, variableID, objectID tempMsg.writeUnsignedByte(RESPONSE_GET_LANE_VARIABLE); tempMsg.writeUnsignedByte(variable); tempMsg.writeString(id); if (variable == ID_LIST) { std::vector<std::string> ids; MSLane::insertIDs(ids); tempMsg.writeUnsignedByte(TYPE_STRINGLIST); tempMsg.writeStringList(ids); } else if (variable == ID_COUNT) { std::vector<std::string> ids; MSLane::insertIDs(ids); tempMsg.writeUnsignedByte(TYPE_INTEGER); tempMsg.writeInt((int) ids.size()); } else { MSLane* lane = MSLane::dictionary(id); if (lane == 0) { return server.writeErrorStatusCmd(CMD_GET_LANE_VARIABLE, "Lane '" + id + "' is not known", outputStorage); } switch (variable) { case LANE_LINK_NUMBER: tempMsg.writeUnsignedByte(TYPE_UBYTE); tempMsg.writeUnsignedByte((int) lane->getLinkCont().size()); break; case LANE_EDGE_ID: tempMsg.writeUnsignedByte(TYPE_STRING); tempMsg.writeString(lane->getEdge().getID()); break; case VAR_LENGTH: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getLength()); break; case VAR_MAXSPEED: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getSpeedLimit()); break; case LANE_LINKS: { tempMsg.writeUnsignedByte(TYPE_COMPOUND); tcpip::Storage tempContent; unsigned int cnt = 0; tempContent.writeUnsignedByte(TYPE_INTEGER); const MSLinkCont& links = lane->getLinkCont(); tempContent.writeInt((int) links.size()); ++cnt; const SUMOTime currTime = MSNet::getInstance()->getCurrentTimeStep(); for (MSLinkCont::const_iterator i = links.begin(); i != links.end(); ++i) { MSLink* link = (*i); // approached non-internal lane (if any) tempContent.writeUnsignedByte(TYPE_STRING); tempContent.writeString(link->getLane() != 0 ? link->getLane()->getID() : ""); ++cnt; // approached "via", internal lane (if any) tempContent.writeUnsignedByte(TYPE_STRING); #ifdef HAVE_INTERNAL_LANES tempContent.writeString(link->getViaLane() != 0 ? link->getViaLane()->getID() : ""); #else tempContent.writeString(""); #endif ++cnt; // priority tempContent.writeUnsignedByte(TYPE_UBYTE); tempContent.writeUnsignedByte(link->havePriority() ? 1 : 0); ++cnt; // opened tempContent.writeUnsignedByte(TYPE_UBYTE); const SUMOReal speed = MIN2(lane->getSpeedLimit(), link->getLane()->getSpeedLimit()); tempContent.writeUnsignedByte(link->opened(currTime, speed, speed, DEFAULT_VEH_LENGTH, 0.0, DEFAULT_VEH_DECEL, 0) ? 1 : 0); ++cnt; // approaching foe tempContent.writeUnsignedByte(TYPE_UBYTE); tempContent.writeUnsignedByte(link->hasApproachingFoe(currTime, currTime, 0) ? 1 : 0); ++cnt; // state (not implemented, yet) tempContent.writeUnsignedByte(TYPE_STRING); tempContent.writeString(SUMOXMLDefinitions::LinkStates.getString(link->getState())); ++cnt; // direction tempContent.writeUnsignedByte(TYPE_STRING); tempContent.writeString(SUMOXMLDefinitions::LinkDirections.getString(link->getDirection())); ++cnt; // length tempContent.writeUnsignedByte(TYPE_DOUBLE); tempContent.writeDouble(link->getLength()); ++cnt; } tempMsg.writeInt((int) cnt); tempMsg.writeStorage(tempContent); } break; case LANE_ALLOWED: { tempMsg.writeUnsignedByte(TYPE_STRINGLIST); SVCPermissions permissions = lane->getPermissions(); if (permissions == SVCFreeForAll) { // special case: write nothing permissions = 0; } tempMsg.writeStringList(getAllowedVehicleClassNamesList(permissions)); } case LANE_DISALLOWED: { tempMsg.writeUnsignedByte(TYPE_STRINGLIST); tempMsg.writeStringList(getAllowedVehicleClassNamesList(~(lane->getPermissions()))); // negation yields disallowed } break; case VAR_SHAPE: tempMsg.writeUnsignedByte(TYPE_POLYGON); tempMsg.writeUnsignedByte((int)MIN2(static_cast<size_t>(255), lane->getShape().size())); for (unsigned int iPoint = 0; iPoint < MIN2(static_cast<size_t>(255), lane->getShape().size()); ++iPoint) { tempMsg.writeDouble(lane->getShape()[iPoint].x()); tempMsg.writeDouble(lane->getShape()[iPoint].y()); } break; case VAR_CO2EMISSION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getCO2Emissions()); break; case VAR_COEMISSION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getCOEmissions()); break; case VAR_HCEMISSION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getHCEmissions()); break; case VAR_PMXEMISSION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getPMxEmissions()); break; case VAR_NOXEMISSION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getNOxEmissions()); break; case VAR_FUELCONSUMPTION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getFuelConsumption()); break; case VAR_NOISEEMISSION: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getHarmonoise_NoiseEmissions()); break; case LAST_STEP_VEHICLE_NUMBER: tempMsg.writeUnsignedByte(TYPE_INTEGER); tempMsg.writeInt((int) lane->getVehicleNumber()); break; case LAST_STEP_MEAN_SPEED: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getMeanSpeed()); break; case LAST_STEP_VEHICLE_ID_LIST: { std::vector<std::string> vehIDs; const MSLane::VehCont& vehs = lane->getVehiclesSecure(); for (MSLane::VehCont::const_iterator j = vehs.begin(); j != vehs.end(); ++j) { vehIDs.push_back((*j)->getID()); } lane->releaseVehicles(); tempMsg.writeUnsignedByte(TYPE_STRINGLIST); tempMsg.writeStringList(vehIDs); } break; case LAST_STEP_OCCUPANCY: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getNettoOccupancy()); break; case LAST_STEP_VEHICLE_HALTING_NUMBER: { int halting = 0; const MSLane::VehCont& vehs = lane->getVehiclesSecure(); for (MSLane::VehCont::const_iterator j = vehs.begin(); j != vehs.end(); ++j) { if ((*j)->getSpeed() < SUMO_const_haltingSpeed) { ++halting; } } lane->releaseVehicles(); tempMsg.writeUnsignedByte(TYPE_INTEGER); tempMsg.writeInt(halting); } break; case LAST_STEP_LENGTH: { SUMOReal lengthSum = 0; const MSLane::VehCont& vehs = lane->getVehiclesSecure(); for (MSLane::VehCont::const_iterator j = vehs.begin(); j != vehs.end(); ++j) { lengthSum += (*j)->getVehicleType().getLength(); } tempMsg.writeUnsignedByte(TYPE_DOUBLE); if (vehs.size() == 0) { tempMsg.writeDouble(0); } else { tempMsg.writeDouble(lengthSum / (SUMOReal) vehs.size()); } lane->releaseVehicles(); } break; case VAR_WAITING_TIME: { tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getWaitingSeconds()); } break; case VAR_CURRENT_TRAVELTIME: { SUMOReal meanSpeed = lane->getMeanSpeed(); tempMsg.writeUnsignedByte(TYPE_DOUBLE); if (meanSpeed != 0) { tempMsg.writeDouble(lane->getLength() / meanSpeed); } else { tempMsg.writeDouble(1000000.); } } break; case VAR_WIDTH: tempMsg.writeUnsignedByte(TYPE_DOUBLE); tempMsg.writeDouble(lane->getWidth()); break; default: break; } } server.writeStatusCmd(CMD_GET_LANE_VARIABLE, RTYPE_OK, "", outputStorage); server.writeResponseWithLength(outputStorage, tempMsg); return true; }
std::string getAllowedVehicleClassNames(SVCPermissions permissions) { return joinToString(getAllowedVehicleClassNamesList(permissions), ' '); }