SUMO - Simulation of Urban MObility
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#include <MSLink.h>
Data Structures | |
struct | ApproachingVehicleInformation |
A structure holding the information about vehicles approaching a link. More... | |
struct | LinkLeader |
Public Types | |
typedef std::vector< LinkLeader > | LinkLeaders |
Public Member Functions | |
void | addBlockedLink (MSLink *link) |
bool | blockedAtTime (SUMOTime arrivalTime, SUMOTime leaveTime, SUMOReal arrivalSpeed, SUMOReal leaveSpeed, bool sameTargetLane, SUMOReal impatience, SUMOReal decel, SUMOTime waitingTime, std::vector< const SUMOVehicle * > *collectFoes=0) const |
Returns the information whether this link is blocked Valid after the vehicles have set their requests. More... | |
ApproachingVehicleInformation | getApproaching (const SUMOVehicle *veh) const |
LinkDirection | getDirection () const |
Returns the direction the vehicle passing this link take. More... | |
int | getIndex () const |
Returns the respond index (for visualization) More... | |
MSLane * | getLane () const |
Returns the connected lane. More... | |
SUMOTime | getLeaveTime (const SUMOTime arrivalTime, const SUMOReal arrivalSpeed, const SUMOReal leaveSpeed, const SUMOReal vehicleLength) const |
return the expected time at which the given vehicle will clear the link More... | |
SUMOReal | getLength () const |
Returns the length of this link. More... | |
LinkState | getState () const |
Returns the current state of the link. More... | |
MSLane * | getViaLaneOrLane () const |
return the via lane if it exists and the lane otherwise More... | |
bool | hasApproachingFoe (SUMOTime arrivalTime, SUMOTime leaveTime, SUMOReal speed, SUMOReal decel) const |
Returns the information whether a vehicle is approaching on one of the link's foe streams. More... | |
bool | hasFoes () const |
Returns whether this link belongs to a junction where more than one edge is incoming. More... | |
bool | havePriority () const |
Returns whether this link is a major link. More... | |
bool | isBlockingAnyone () const |
bool | isCont () const |
bool | lastWasContMajor () const |
whether this is a link past an internal junction which currently has priority More... | |
MSLink (MSLane *succLane, LinkDirection dir, LinkState state, SUMOReal length) | |
Constructor for simulation not using internal lanes. More... | |
bool | opened (SUMOTime arrivalTime, SUMOReal arrivalSpeed, SUMOReal leaveSpeed, SUMOReal vehicleLength, SUMOReal impatience, SUMOReal decel, SUMOTime waitingTime, std::vector< const SUMOVehicle * > *collectFoes=0) const |
Returns the information whether the link may be passed. More... | |
void | removeApproaching (const SUMOVehicle *veh) |
removes the vehicle from myApproachingVehicles More... | |
void | setApproaching (const SUMOVehicle *approaching, const SUMOTime arrivalTime, const SUMOReal arrivalSpeed, const SUMOReal leaveSpeed, const bool setRequest, const SUMOTime arrivalTimeBraking, const SUMOReal arrivalSpeedBraking, const SUMOTime waitingTime) |
Sets the information about an approaching vehicle. More... | |
void | setRequestInformation (int index, bool hasFoes, bool isCont, const std::vector< MSLink * > &foeLinks, const std::vector< MSLane * > &foeLanes, MSLane *internalLaneBefore=0) |
Sets the request information. More... | |
void | setTLState (LinkState state, SUMOTime t) |
Sets the current tl-state. More... | |
bool | willHaveBlockedFoe () const |
void | writeApproaching (OutputDevice &od, const std::string fromLaneID) const |
write information about all approaching vehicles to the given output device More... | |
~MSLink () | |
Destructor. More... | |
Private Member Functions | |
MSLink (const MSLink &s) | |
invalidated copy constructor More... | |
MSLink & | operator= (const MSLink &s) |
invalidated assignment operator More... | |
Static Private Member Functions | |
static bool | maybeOccupied (MSLane *lane) |
returns whether the given lane may still be occupied by a vehicle currently on it More... | |
static bool | unsafeMergeSpeeds (SUMOReal leaderSpeed, SUMOReal followerSpeed, SUMOReal leaderDecel, SUMOReal followerDecel) |
return whether the given vehicles may NOT merge safely More... | |
Private Attributes | |
bool | myAmCont |
std::map< const SUMOVehicle *, ApproachingVehicleInformation > | myApproachingVehicles |
std::set< MSLink * > | myBlockedFoeLinks |
LinkDirection | myDirection |
An abstract (hopefully human readable) definition of the link's direction. More... | |
std::vector< MSLane * > | myFoeLanes |
std::vector< MSLink * > | myFoeLinks |
bool | myHasFoes |
Whether any foe links exist. More... | |
int | myIndex |
The position within this respond. More... | |
MSLane * | myLane |
The lane approached by this link. More... | |
SUMOReal | myLength |
The length of the link. More... | |
LinkState | myState |
The state of the link. More... | |
Static Private Attributes | |
static SUMOTime | myLookaheadTime = TIME2STEPS(1) |
typedef std::vector<LinkLeader> MSLink::LinkLeaders |
MSLink::MSLink | ( | MSLane * | succLane, |
LinkDirection | dir, | ||
LinkState | state, | ||
SUMOReal | length | ||
) |
Constructor for simulation not using internal lanes.
[in] | succLane | The lane approached by this link |
[in] | dir | The direction of this link |
[in] | state | The state of this link |
[in] | length | The length of this link |
Definition at line 62 of file MSLink.cpp.
MSLink::~MSLink | ( | ) |
Destructor.
Definition at line 84 of file MSLink.cpp.
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invalidated copy constructor
void MSLink::addBlockedLink | ( | MSLink * | link | ) |
Definition at line 173 of file MSLink.cpp.
References myBlockedFoeLinks.
bool MSLink::blockedAtTime | ( | SUMOTime | arrivalTime, |
SUMOTime | leaveTime, | ||
SUMOReal | arrivalSpeed, | ||
SUMOReal | leaveSpeed, | ||
bool | sameTargetLane, | ||
SUMOReal | impatience, | ||
SUMOReal | decel, | ||
SUMOTime | waitingTime, | ||
std::vector< const SUMOVehicle * > * | collectFoes = 0 |
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) | const |
Returns the information whether this link is blocked Valid after the vehicles have set their requests.
[in] | arrivalTime | The arrivalTime of the vehicle who checks for an approaching foe |
[in] | leaveTime | The leaveTime of the vehicle who checks for an approaching foe |
[in] | arrivalSpeed | The speed with which the checking vehicle plans to arrive at the link |
[in] | leaveSpeed | The speed with which the checking vehicle plans to leave the link |
[in] | sameTargetLane | Whether the link that calls this method has the same target lane as this link |
[in] | impatience | The impatience of the checking vehicle |
[in] | decel | The maximum deceleration of the checking vehicle |
[in] | waitingTime | The waiting time of the checking vehicle |
[in] | collectFoes | If a vector is passed the return value is always False, instead all blocking foes are collected and inserted into this vector |
Definition at line 246 of file MSLink.cpp.
References LINKSTATE_ALLWAY_STOP, myApproachingVehicles, myLookaheadTime, myState, and unsafeMergeSpeeds().
MSLink::ApproachingVehicleInformation MSLink::getApproaching | ( | const SUMOVehicle * | veh | ) | const |
Definition at line 197 of file MSLink.cpp.
References myApproachingVehicles.
LinkDirection MSLink::getDirection | ( | ) | const |
Returns the direction the vehicle passing this link take.
Definition at line 336 of file MSLink.cpp.
References myDirection.
Referenced by MSVehicle::executeMove(), and TraCIServerAPI_Lane::processGet().
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Returns the respond index (for visualization)
Definition at line 277 of file MSLink.h.
References myIndex.
Referenced by GUILane::drawLinkNo().
MSLane * MSLink::getLane | ( | ) | const |
Returns the connected lane.
Definition at line 348 of file MSLink.cpp.
References myLane.
Referenced by MSVehicle::checkRewindLinkLanes(), Command_SaveTLSSwitches::execute(), MSLinkContHelper::getConnectingLink(), MSPModel_Striping::getNextWalkingArea(), TraCIServerAPI_TLS::processGet(), TraCIServerAPI_Lane::processGet(), and writeApproaching().
SUMOTime MSLink::getLeaveTime | ( | const SUMOTime | arrivalTime, |
const SUMOReal | arrivalSpeed, | ||
const SUMOReal | leaveSpeed, | ||
const SUMOReal | vehicleLength | ||
) | const |
return the expected time at which the given vehicle will clear the link
Definition at line 208 of file MSLink.cpp.
References getLength(), MAX2(), NUMERICAL_EPS, SUMOReal, and TIME2STEPS.
Referenced by opened(), and setApproaching().
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Returns the length of this link.
Definition at line 294 of file MSLink.h.
References myLength.
Referenced by MSVehicle::estimateLeaveSpeed(), getLeaveTime(), and TraCIServerAPI_Lane::processGet().
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Returns the current state of the link.
Definition at line 247 of file MSLink.h.
References myState.
Referenced by GUILane::drawLinkRule(), Command_SaveTLCoupledLaneDet::execute(), MSVehicle::executeMove(), MSLane::getIncomingLinkState(), and TraCIServerAPI_Lane::processGet().
MSLane * MSLink::getViaLaneOrLane | ( | ) | const |
return the via lane if it exists and the lane otherwise
Definition at line 505 of file MSLink.cpp.
References myLane.
Referenced by GUIVehicle::drawGLAdditional(), MSVehicle::estimateLeaveSpeed(), MSVehicle::executeMove(), MSLinkContHelper::getConnectingLink(), MSPModel_Striping::getNextLane(), GUIVehicle::selectBlockingFoes(), and setRequestInformation().
bool MSLink::hasApproachingFoe | ( | SUMOTime | arrivalTime, |
SUMOTime | leaveTime, | ||
SUMOReal | speed, | ||
SUMOReal | decel | ||
) | const |
Returns the information whether a vehicle is approaching on one of the link's foe streams.
Valid after the vehicles have set their requests
[in] | arrivalTime | The arrivalTime of the vehicle who checks for an approaching foe |
[in] | leaveTime | The leaveTime of the vehicle who checks for an approaching foe |
[in] | speed | The speed with which the checking vehicle plans to leave the link |
[in] | decel | The maximum deceleration of the checking vehicle |
Definition at line 320 of file MSLink.cpp.
References myFoeLanes, myFoeLinks, and myLane.
Referenced by TraCIServerAPI_Lane::processGet().
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Returns whether this link belongs to a junction where more than one edge is incoming.
Definition at line 302 of file MSLink.h.
References myHasFoes.
Referenced by MSVehicle::checkRewindLinkLanes(), and setRequestInformation().
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Returns whether this link is a major link.
Definition at line 285 of file MSLink.h.
References myState.
Referenced by MSVehicle::checkRewindLinkLanes(), GUILane::drawGL(), MSVehicle::executeMove(), MSEdge::laneChangeAllowed(), lastWasContMajor(), and TraCIServerAPI_Lane::processGet().
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Definition at line 223 of file MSLink.h.
References myApproachingVehicles.
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Definition at line 307 of file MSLink.h.
References myAmCont.
Referenced by MSVehicle::checkRewindLinkLanes(), and setRequestInformation().
bool MSLink::lastWasContMajor | ( | ) | const |
whether this is a link past an internal junction which currently has priority
Definition at line 354 of file MSLink.cpp.
References MSEdge::EDGEFUNCTION_INTERNAL, MSLinkContHelper::getConnectingLink(), MSLane::getEdge(), MSLane::getLogicalPredecessorLane(), MSEdge::getPurpose(), havePriority(), and myAmCont.
Referenced by MSVehicle::executeMove().
returns whether the given lane may still be occupied by a vehicle currently on it
Definition at line 299 of file MSLink.cpp.
References MSVehicle::getCarFollowModel(), MSLane::getLastVehicle(), MSVehicleType::getLength(), MSLane::getLength(), MSCFModel::getMaxDecel(), MSLane::getPartialOccupator(), MSLane::getPartialOccupatorEnd(), MSVehicle::getPositionOnLane(), MSVehicle::getSpeed(), MSBaseVehicle::getVehicleType(), and SUMOReal.
bool MSLink::opened | ( | SUMOTime | arrivalTime, |
SUMOReal | arrivalSpeed, | ||
SUMOReal | leaveSpeed, | ||
SUMOReal | vehicleLength, | ||
SUMOReal | impatience, | ||
SUMOReal | decel, | ||
SUMOTime | waitingTime, | ||
std::vector< const SUMOVehicle * > * | collectFoes = 0 |
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) | const |
Returns the information whether the link may be passed.
Valid after the junctions have set their reponds
[in] | collectFoes | If a vector is passed, all blocking foes are collected and inserted into this vector |
Definition at line 215 of file MSLink.cpp.
References getLeaveTime(), MSGlobals::gUseMesoSim, MSGlobals::gUsingInternalLanes, LINKSTATE_ALLWAY_STOP, LINKSTATE_STOP, LINKSTATE_TL_RED, myAmCont, myFoeLinks, myLane, and myState.
Referenced by MSVehicle::checkRewindLinkLanes(), MSVehicle::executeMove(), MSPModel_Striping::moveInDirection(), TraCIServerAPI_Lane::processGet(), and GUIVehicle::selectBlockingFoes().
void MSLink::removeApproaching | ( | const SUMOVehicle * | veh | ) |
removes the vehicle from myApproachingVehicles
Definition at line 191 of file MSLink.cpp.
References myApproachingVehicles.
Referenced by MSVehicle::executeMove().
void MSLink::setApproaching | ( | const SUMOVehicle * | approaching, |
const SUMOTime | arrivalTime, | ||
const SUMOReal | arrivalSpeed, | ||
const SUMOReal | leaveSpeed, | ||
const bool | setRequest, | ||
const SUMOTime | arrivalTimeBraking, | ||
const SUMOReal | arrivalSpeedBraking, | ||
const SUMOTime | waitingTime | ||
) |
Sets the information about an approaching vehicle.
The information is stored in myApproachingVehicles.
Definition at line 163 of file MSLink.cpp.
References getLeaveTime(), MSVehicleType::getLength(), SUMOVehicle::getVehicleType(), and myApproachingVehicles.
void MSLink::setRequestInformation | ( | int | index, |
bool | hasFoes, | ||
bool | isCont, | ||
const std::vector< MSLink * > & | foeLinks, | ||
const std::vector< MSLane * > & | foeLanes, | ||
MSLane * | internalLaneBefore = 0 |
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) |
Sets the request information.
Because traffic lights and junction logics are loaded after links, we have to assign the information about the right-of-way requests and responses after the initialisation.
Definition at line 88 of file MSLink.cpp.
References Named::getID(), MSLane::getLength(), MSLane::getLinkCont(), MSLane::getShape(), getViaLaneOrLane(), hasFoes(), PositionVector::intersectsAtLengths2D(), isCont(), myAmCont, myFoeLanes, myFoeLinks, myHasFoes, myIndex, myLane, toString(), and UNUSED_PARAMETER.
Referenced by MSRightOfWayJunction::postloadInit().
Sets the current tl-state.
[in] | state | The current state of the link |
Definition at line 342 of file MSLink.cpp.
References myState.
Referenced by MSTrafficLightLogic::addLink().
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return whether the given vehicles may NOT merge safely
Definition at line 347 of file MSLink.h.
Referenced by blockedAtTime().
bool MSLink::willHaveBlockedFoe | ( | ) | const |
Definition at line 180 of file MSLink.cpp.
References myBlockedFoeLinks.
void MSLink::writeApproaching | ( | OutputDevice & | od, |
const std::string | fromLaneID | ||
) | const |
write information about all approaching vehicles to the given output device
Definition at line 377 of file MSLink.cpp.
References MSLink::ApproachingVehicleInformation::arrivalSpeed, MSLink::ApproachingVehicleInformation::arrivalSpeedBraking, MSLink::ApproachingVehicleInformation::arrivalTime, MSLink::ApproachingVehicleInformation::arrivalTimeBraking, OutputDevice::closeTag(), getLane(), MSLink::ApproachingVehicleInformation::leaveSpeed, MSLink::ApproachingVehicleInformation::leavingTime, myApproachingVehicles, OutputDevice::openTag(), SUMO_ATTR_FROM, SUMO_ATTR_ID, SUMO_ATTR_IMPATIENCE, SUMO_ATTR_TO, SUMO_ATTR_VIA, time2string(), toString(), MSLink::ApproachingVehicleInformation::willPass, and OutputDevice::writeAttr().
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Definition at line 377 of file MSLink.h.
Referenced by isCont(), lastWasContMajor(), opened(), and setRequestInformation().
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Definition at line 359 of file MSLink.h.
Referenced by blockedAtTime(), getApproaching(), isBlockingAnyone(), removeApproaching(), setApproaching(), and writeApproaching().
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Definition at line 360 of file MSLink.h.
Referenced by addBlockedLink(), and willHaveBlockedFoe().
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An abstract (hopefully human readable) definition of the link's direction.
Definition at line 369 of file MSLink.h.
Referenced by getDirection().
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Definition at line 392 of file MSLink.h.
Referenced by hasApproachingFoe(), and setRequestInformation().
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Definition at line 391 of file MSLink.h.
Referenced by hasApproachingFoe(), opened(), and setRequestInformation().
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Whether any foe links exist.
Definition at line 375 of file MSLink.h.
Referenced by hasFoes(), and setRequestInformation().
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The position within this respond.
Definition at line 363 of file MSLink.h.
Referenced by getIndex(), and setRequestInformation().
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The lane approached by this link.
Definition at line 357 of file MSLink.h.
Referenced by getLane(), getViaLaneOrLane(), hasApproachingFoe(), opened(), and setRequestInformation().
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Definition at line 393 of file MSLink.h.
Referenced by blockedAtTime().
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The state of the link.
Definition at line 366 of file MSLink.h.
Referenced by blockedAtTime(), getState(), havePriority(), opened(), and setTLState().