void Transport::UpdatePosition(float x, float y, float z, float o)
{
bool newActive = GetMap()->IsGridLoaded(x, y);
Cell oldCell(GetPositionX(), GetPositionY());
Relocate(x, y, z, o);
m_stationaryPosition.SetOrientation(o);
UpdateModelPosition();
UpdatePassengerPositions(_passengers);
/* There are four possible scenarios that trigger loading/unloading passengers:
1. transport moves from inactive to active grid
2. the grid that transport is currently in becomes active
3. transport moves from active to inactive grid
4. the grid that transport is currently in unloads
*/
if (_staticPassengers.empty() && newActive) // 1.
LoadStaticPassengers();
else if (!_staticPassengers.empty() && !newActive && oldCell.DiffGrid(Cell(GetPositionX(), GetPositionY()))) // 3.
UnloadStaticPassengers();
else
UpdatePassengerPositions(_staticPassengers);
// 4. is handed by grid unload
}
void Transport::Update(uint32 diff)
{
uint32 const positionUpdateDelay = 200;
if (AI())
AI()->UpdateAI(diff);
else if (!AIM_Initialize())
TC_LOG_ERROR("entities.transport", "Could not initialize GameObjectAI for Transport");
if (GetKeyFrames().size() <= 1)
return;
if (IsMoving() || !_pendingStop)
m_goValue.Transport.PathProgress += diff;
uint32 timer = m_goValue.Transport.PathProgress % GetTransportPeriod();
bool justStopped = false;
// Set current waypoint
// Desired outcome: _currentFrame->DepartureTime < timer < _nextFrame->ArriveTime
// ... arrive | ... delay ... | departure
// event / event /
for (;;)
{
if (timer >= _currentFrame->ArriveTime)
{
if (!_triggeredArrivalEvent)
{
DoEventIfAny(*_currentFrame, false);
_triggeredArrivalEvent = true;
}
if (timer < _currentFrame->DepartureTime)
{
SetMoving(false);
justStopped = true;
if (_pendingStop && GetGoState() != GO_STATE_READY)
{
SetGoState(GO_STATE_READY);
m_goValue.Transport.PathProgress = (m_goValue.Transport.PathProgress / GetTransportPeriod());
m_goValue.Transport.PathProgress *= GetTransportPeriod();
m_goValue.Transport.PathProgress += _currentFrame->ArriveTime;
}
break; // its a stop frame and we are waiting
}
}
if (timer >= _currentFrame->DepartureTime && !_triggeredDepartureEvent)
{
DoEventIfAny(*_currentFrame, true); // departure event
_triggeredDepartureEvent = true;
}
// not waiting anymore
SetMoving(true);
// Enable movement
if (GetGOInfo()->moTransport.allowstopping)
SetGoState(GO_STATE_ACTIVE);
if (timer >= _currentFrame->DepartureTime && timer < _currentFrame->NextArriveTime)
break; // found current waypoint
MoveToNextWaypoint();
sScriptMgr->OnRelocate(this, _currentFrame->Node->NodeIndex, _currentFrame->Node->ContinentID, _currentFrame->Node->Loc.X, _currentFrame->Node->Loc.Y, _currentFrame->Node->Loc.Z);
TC_LOG_DEBUG("entities.transport", "Transport %u (%s) moved to node %u %u %f %f %f", GetEntry(), GetName().c_str(), _currentFrame->Node->NodeIndex, _currentFrame->Node->ContinentID, _currentFrame->Node->Loc.X, _currentFrame->Node->Loc.Y, _currentFrame->Node->Loc.Z);
// Departure event
if (_currentFrame->IsTeleportFrame())
if (TeleportTransport(_nextFrame->Node->ContinentID, _nextFrame->Node->Loc.X, _nextFrame->Node->Loc.Y, _nextFrame->Node->Loc.Z, _nextFrame->InitialOrientation))
return; // Update more in new map thread
}
// Add model to map after we are fully done with moving maps
if (_delayedAddModel)
{
_delayedAddModel = false;
if (m_model)
GetMap()->InsertGameObjectModel(*m_model);
}
// Set position
_positionChangeTimer.Update(diff);
if (_positionChangeTimer.Passed())
{
_positionChangeTimer.Reset(positionUpdateDelay);
if (IsMoving())
{
float t = !justStopped ? CalculateSegmentPos(float(timer) * 0.001f) : 1.0f;
G3D::Vector3 pos, dir;
_currentFrame->Spline->evaluate_percent(_currentFrame->Index, t, pos);
_currentFrame->Spline->evaluate_derivative(_currentFrame->Index, t, dir);
UpdatePosition(pos.x, pos.y, pos.z, std::atan2(dir.y, dir.x) + float(M_PI));
}
else if (justStopped)
UpdatePosition(_currentFrame->Node->Loc.X, _currentFrame->Node->Loc.Y, _currentFrame->Node->Loc.Z, _currentFrame->InitialOrientation);
else
{
/* There are four possible scenarios that trigger loading/unloading passengers:
1. transport moves from inactive to active grid
2. the grid that transport is currently in becomes active
3. transport moves from active to inactive grid
4. the grid that transport is currently in unloads
*/
bool gridActive = GetMap()->IsGridLoaded(GetPositionX(), GetPositionY());
if (_staticPassengers.empty() && gridActive) // 2.
LoadStaticPassengers();
else if (!_staticPassengers.empty() && !gridActive)
// 4. - if transports stopped on grid edge, some passengers can remain in active grids
// unload all static passengers otherwise passengers won't load correctly when the grid that transport is currently in becomes active
UnloadStaticPassengers();
}
}
sScriptMgr->OnTransportUpdate(this, diff);
}
void Transport::Update(uint32 diff)
{
uint32 const positionUpdateDelay = 200;
if (AI())
AI()->UpdateAI(diff);
else if (!AIM_Initialize())
TC_LOG_ERROR("entities.transport", "Could not initialize GameObjectAI for Transport");
if (GetKeyFrames().size() <= 1)
return;
if (IsMoving() || !_pendingStop)
m_goValue.Transport.PathProgress += diff;
uint32 timer = m_goValue.Transport.PathProgress % GetPeriod();
// Set current waypoint
// Desired outcome: _currentFrame->DepartureTime < timer < _nextFrame->ArriveTime
// ... arrive | ... delay ... | departure
// event / event /
for (;;)
{
if (timer >= _currentFrame->ArriveTime)
{
if (!_triggeredArrivalEvent)
{
DoEventIfAny(*_currentFrame, false);
_triggeredArrivalEvent = true;
}
if (timer < _currentFrame->DepartureTime)
{
SetMoving(false);
if (_pendingStop && GetGoState() != GO_STATE_READY)
{
SetGoState(GO_STATE_READY);
m_goValue.Transport.PathProgress = (m_goValue.Transport.PathProgress / GetPeriod());
m_goValue.Transport.PathProgress *= GetPeriod();
m_goValue.Transport.PathProgress += _currentFrame->ArriveTime;
}
break; // its a stop frame and we are waiting
}
}
if (timer >= _currentFrame->DepartureTime && !_triggeredDepartureEvent)
{
DoEventIfAny(*_currentFrame, true); // departure event
_triggeredDepartureEvent = true;
}
// not waiting anymore
SetMoving(true);
// Enable movement
if (GetGOInfo()->moTransport.canBeStopped)
SetGoState(GO_STATE_ACTIVE);
if (timer >= _currentFrame->DepartureTime && timer < _currentFrame->NextArriveTime)
break; // found current waypoint
MoveToNextWaypoint();
sScriptMgr->OnRelocate(this, _currentFrame->Node->index, _currentFrame->Node->mapid, _currentFrame->Node->x, _currentFrame->Node->y, _currentFrame->Node->z);
TC_LOG_DEBUG("entities.transport", "Transport %u (%s) moved to node %u %u %f %f %f", GetEntry(), GetName().c_str(), _currentFrame->Node->index, _currentFrame->Node->mapid, _currentFrame->Node->x, _currentFrame->Node->y, _currentFrame->Node->z);
// Departure event
if (_currentFrame->IsTeleportFrame())
if (TeleportTransport(_nextFrame->Node->mapid, _nextFrame->Node->x, _nextFrame->Node->y, _nextFrame->Node->z, _nextFrame->InitialOrientation))
return; // Update more in new map thread
}
// Set position
_positionChangeTimer.Update(diff);
if (_positionChangeTimer.Passed())
{
_positionChangeTimer.Reset(positionUpdateDelay);
if (IsMoving())
{
float t = CalculateSegmentPos(float(timer) * 0.001f);
G3D::Vector3 pos, dir;
_currentFrame->Spline->evaluate_percent(_currentFrame->Index, t, pos);
_currentFrame->Spline->evaluate_derivative(_currentFrame->Index, t, dir);
UpdatePosition(pos.x, pos.y, pos.z, atan2(dir.y, dir.x) + M_PI);
}
else
{
/* There are four possible scenarios that trigger loading/unloading passengers:
1. transport moves from inactive to active grid
2. the grid that transport is currently in becomes active
3. transport moves from active to inactive grid
4. the grid that transport is currently in unloads
*/
if (_staticPassengers.empty() && GetMap()->IsGridLoaded(GetPositionX(), GetPositionY())) // 2.
LoadStaticPassengers();
}
}
sScriptMgr->OnTransportUpdate(this, diff);
}
