ATrafficLightManager Class Reference

Class In charge of creating and assigning traffic light groups, controllers and components. More...

#include <TrafficLightManager.h>

Inheritance diagram for ATrafficLightManager:

Public Member Functions
void	AdoptModelConfigurationFrom (const ATrafficLightManager &Other)
	Copy the authored model configuration (traffic light / sign / speed limit blueprints) from another manager, e.g.
	ATrafficLightManager ()
virtual void	EndPlay (const EEndPlayReason::Type EndPlayReason) override
void	GenerateSignalsAndTrafficLights ()
bool	GetAdjustSignsHeightToGround () const
UTrafficLightController *	GetController (FString ControllerId)
bool	GetFrozen ()
const std::optional< carla::road::Map > &	GetMap ()
ATrafficLightGroup *	GetTrafficGroup (int JunctionId)
USignComponent *	GetTrafficSign (FString SignId)
void	InitializeTrafficLights ()
void	MatchTrafficLightActorsWithOpenDriveSignals ()
void	RegisterLightComponentFromOpenDRIVE (UTrafficLightComponent *TrafficLight)
void	RegisterLightComponentGenerated (UTrafficLightComponent *TrafficLight)
void	RemoveGeneratedSignalsAndTrafficLights ()
void	SetAdjustSignsHeightToGround (bool bEnabled)
void	SetFrozen (bool InFrozen)
void	SnapSignsToGround ()
virtual void	Tick (float DeltaSeconds) override

Private Member Functions
bool	AdjustSpawnedSignsHeight ()
TArray< AActor * >	GetSignsToIgnoreWhileTracing () const
void	OnLevelAddedToWorld (ULevel *Level, UWorld *World)
void	RemoveAttachedProps (TArray< AActor * > Actors) const
void	RemoveRoadrunnerProps () const
void	SpawnSignals ()
void	SpawnTrafficLights ()
void	SuppressSpawnedSignsIfLevelHasPlacedSigns (ULevel *Level)
void	UpdateSignalGroundDormancy ()

Private Attributes
bool	bAdjustSignsHeightToGround = false
bool	bPendingEnvironmentObjectRefresh = false
bool	bSpawnedSignsSuppressed = false
bool	bTrafficLightsFrozen = false
int32	DormancyChecksPerTick = 150
int32	DormancySweepIndex = 0
float	DormancyTraceDepth = 2000.0f
FDelegateHandle	LevelAddedHandle
TObjectPtr< USceneComponent >	SceneComponent
TMap< FString, TSubclassOf< USignComponent > >	SignComponentModels
TSet< TWeakObjectPtr< ATrafficSignBase > >	SpawnedSigns
TMap< FString, TSubclassOf< AActor > >	SpeedLimitModels
TMap< FString, TSubclassOf< AActor > >	SpeedLimitModels_US
TMap< FString, TObjectPtr< UTrafficLightController > >	TrafficControllers
TMap< int, TObjectPtr< ATrafficLightGroup > >	TrafficGroups
int	TrafficLightComponentMissingId = -1
int	TrafficLightControllerMissingId = -1
int	TrafficLightGroupMissingId = -2
TSubclassOf< AActor >	TrafficLightModel_LHT
TSubclassOf< AActor >	TrafficLightModel_RHT
bool	TrafficLightsGenerated = false
TMap< FString, TObjectPtr< USignComponent > >	TrafficSignComponents
TArray< TObjectPtr< ATrafficSignBase > >	TrafficSigns
TMap< FString, TSubclassOf< AActor > >	TrafficSignsModels

Detailed Description

Class In charge of creating and assigning traffic light groups, controllers and components.

Definition at line 19 of file TrafficLightManager.h.

Constructor & Destructor Documentation

ATrafficLightManager()

ATrafficLightManager::ATrafficLightManager

(

)

Definition at line 42 of file TrafficLightManager.cpp.

References SceneComponent, SignComponentModels, SpeedLimitModels, SpeedLimitModels_US, carla::road::SignalType::StopSign(), TrafficLightGroupMissingId, TrafficLightModel_LHT, TrafficLightModel_RHT, TrafficSignsModels, and carla::road::SignalType::YieldSign().

Member Function Documentation

AdjustSpawnedSignsHeight()

bool ATrafficLightManager::AdjustSpawnedSignsHeight ( )

private

Definition at line 337 of file TrafficLightManager.cpp.

References TrafficSignHeightUtils::AdjustSignToGround(), GetSignsToIgnoreWhileTracing(), IsValid(), and TrafficSigns.

Referenced by GenerateSignalsAndTrafficLights(), and SnapSignsToGround().

AdoptModelConfigurationFrom()

void ATrafficLightManager::AdoptModelConfigurationFrom

(

const ATrafficLightManager &

Other

)

Copy the authored model configuration (traffic light / sign / speed limit blueprints) from another manager, e.g.

a baked manager that is being replaced by a persistent-level one on World Partition maps.

Definition at line 598 of file TrafficLightManager.cpp.

References bAdjustSignsHeightToGround, Other, SignComponentModels, SpeedLimitModels, TrafficLightModel_LHT, TrafficLightModel_RHT, and TrafficSignsModels.

Referenced by ACarlaGameModeBase::GetTrafficLightManager().

EndPlay()

void ATrafficLightManager::EndPlay ( const EEndPlayReason::Type  EndPlayReason )

overridevirtual

Definition at line 533 of file TrafficLightManager.cpp.

References LevelAddedHandle.

GenerateSignalsAndTrafficLights()

void ATrafficLightManager::GenerateSignalsAndTrafficLights

(

)

Definition at line 298 of file TrafficLightManager.cpp.

References AdjustSpawnedSignsHeight(), bAdjustSignsHeightToGround, RemoveRoadrunnerProps(), SpawnSignals(), SpawnTrafficLights(), TrafficLightModel_LHT, TrafficLightModel_RHT, and TrafficLightsGenerated.

Referenced by InitializeTrafficLights().

GetAdjustSignsHeightToGround()

bool ATrafficLightManager::GetAdjustSignsHeightToGround ( ) const

inline

Definition at line 73 of file TrafficLightManager.h.

GetController()

UTrafficLightController * ATrafficLightManager::GetController

(

FString

ControllerId

)

Definition at line 1125 of file TrafficLightManager.cpp.

References TrafficControllers.

Referenced by UMapLogicParser::ApplyLaneIdsFromMapLogic(), and UMapLogicParser::ApplyTrafficLightLogic().

GetFrozen()

bool ATrafficLightManager::GetFrozen

(

)

Definition at line 1110 of file TrafficLightManager.cpp.

References bTrafficLightsFrozen.

GetMap()

const std::optional< carla::road::Map > & ATrafficLightManager::GetMap

(

)

Definition at line 293 of file TrafficLightManager.cpp.

References UCarlaStatics::GetGameMode(), and ACarlaGameModeBase::GetMap().

Referenced by UMapLogicParser::ApplyLaneIdsFromMapLogic(), InitializeTrafficLights(), RegisterLightComponentFromOpenDRIVE(), SpawnSignals(), and SpawnTrafficLights().

GetSignsToIgnoreWhileTracing()

TArray< AActor * > ATrafficLightManager::GetSignsToIgnoreWhileTracing ( ) const

private

Definition at line 323 of file TrafficLightManager.cpp.

References IsValid(), and TrafficSigns.

Referenced by AdjustSpawnedSignsHeight(), and UpdateSignalGroundDormancy().

GetTrafficGroup()

ATrafficLightGroup * ATrafficLightManager::GetTrafficGroup

(

int

JunctionId

)

Definition at line 1115 of file TrafficLightManager.cpp.

References TrafficGroups.

GetTrafficSign()

USignComponent * ATrafficLightManager::GetTrafficSign

(

FString

SignId

)

Definition at line 1134 of file TrafficLightManager.cpp.

References TrafficSignComponents.

InitializeTrafficLights()

void ATrafficLightManager::InitializeTrafficLights

(

)

Definition at line 478 of file TrafficLightManager.cpp.

References UMapLogicParser::ApplyLaneIdsFromMapLogic(), UOpenDrive::FindPathToXODRFile(), GenerateSignalsAndTrafficLights(), GetMap(), LevelAddedHandle, carla::log_warning(), OnLevelAddedToWorld(), RemoveRoadrunnerProps(), SpawnSignals(), SuppressSpawnedSignsIfLevelHasPlacedSigns(), and TrafficLightsGenerated.

MatchTrafficLightActorsWithOpenDriveSignals()

void ATrafficLightManager::MatchTrafficLightActorsWithOpenDriveSignals

(

)

Definition at line 410 of file TrafficLightManager.cpp.

References ATrafficLightBase::GetTrafficLightComponent(), UOpenDrive::GetXODR(), carla::opendrive::OpenDriveParser::Load(), carla::log_warning(), and TrafficLight.

OnLevelAddedToWorld()

void ATrafficLightManager::OnLevelAddedToWorld ( ULevel *  Level, UWorld *  World  )

private

Definition at line 540 of file TrafficLightManager.cpp.

References SuppressSpawnedSignsIfLevelHasPlacedSigns().

Referenced by InitializeTrafficLights().

RegisterLightComponentFromOpenDRIVE()

void ATrafficLightManager::RegisterLightComponentFromOpenDRIVE

(

UTrafficLightComponent *

TrafficLight

)

Definition at line 176 of file TrafficLightManager.cpp.

References ATrafficLightGroup::AddController(), UTrafficLightController::AddTrafficLight(), UCarlaStatics::GetGameMode(), GetMap(), ACarlaGameModeBase::GetULevelFromName(), ATrafficLightGroup::JunctionId, ATrafficLightGroup::ResetGroup(), UTrafficLightController::ResetState(), TrafficControllers, TrafficGroups, TrafficLightControllerMissingId, TrafficLightGroupMissingId, and TrafficSignComponents.

Referenced by UMapLogicParser::ApplyLaneIdsFromMapLogic(), and SpawnTrafficLights().

RegisterLightComponentGenerated()

void ATrafficLightManager::RegisterLightComponentGenerated

(

UTrafficLightComponent *

TrafficLight

)

Definition at line 254 of file TrafficLightManager.cpp.

References TrafficControllers, TrafficGroups, TrafficLight, TrafficLightComponentMissingId, TrafficLightControllerMissingId, TrafficLightGroupMissingId, and TrafficSignComponents.

RemoveAttachedProps()

void ATrafficLightManager::RemoveAttachedProps ( TArray< AActor * >  Actors ) const

private

Definition at line 1169 of file TrafficLightManager.cpp.

References RemoveAttachedProps().

Referenced by RemoveAttachedProps(), and RemoveRoadrunnerProps().

RemoveGeneratedSignalsAndTrafficLights()

void ATrafficLightManager::RemoveGeneratedSignalsAndTrafficLights

(

)

Definition at line 389 of file TrafficLightManager.cpp.

References bSpawnedSignsSuppressed, SpawnedSigns, TrafficControllers, TrafficGroups, TrafficLightsGenerated, and TrafficSigns.

RemoveRoadrunnerProps()

void ATrafficLightManager::RemoveRoadrunnerProps ( ) const

private

Definition at line 1143 of file TrafficLightManager.cpp.

References RemoveAttachedProps().

Referenced by GenerateSignalsAndTrafficLights(), and InitializeTrafficLights().

SetAdjustSignsHeightToGround()

void ATrafficLightManager::SetAdjustSignsHeightToGround

(

bool

bEnabled

)

Definition at line 366 of file TrafficLightManager.cpp.

References bAdjustSignsHeightToGround, and SnapSignsToGround().

SetFrozen()

void ATrafficLightManager::SetFrozen

(

bool

InFrozen

)

Definition at line 1089 of file TrafficLightManager.cpp.

References bTrafficLightsFrozen, and TrafficGroups.

SnapSignsToGround()

void ATrafficLightManager::SnapSignsToGround

(

)

Definition at line 375 of file TrafficLightManager.cpp.

References AdjustSpawnedSignsHeight(), bAdjustSignsHeightToGround, UCarlaStatics::GetGameMode(), and TrafficLightsGenerated.

Referenced by SetAdjustSignsHeightToGround().

SpawnSignals()

void ATrafficLightManager::SpawnSignals ( )

private

Definition at line 891 of file TrafficLightManager.cpp.

References ATrafficSignBase::bGeneratedFromOpenDRIVE, GetClosestTrafficSignActor(), UCarlaStatics::GetGameMode(), GetMap(), ACarlaGameModeBase::GetULevelFromName(), carla::log_warning(), carla::road::SignalType::MaximumSpeed(), SignComponentModels, SpawnedSigns, SpeedLimitModels, SpeedLimitModels_US, TrafficSignComponents, TrafficSigns, and TrafficSignsModels.

Referenced by GenerateSignalsAndTrafficLights(), and InitializeTrafficLights().

SpawnTrafficLights()

void ATrafficLightManager::SpawnTrafficLights ( )

private

Definition at line 757 of file TrafficLightManager.cpp.

References ATrafficSignBase::bGeneratedFromOpenDRIVE, UCarlaStatics::GetGameMode(), GetMap(), ACarlaGameModeBase::GetULevelFromName(), carla::road::SignalType::IsTrafficLight(), carla::log_warning(), RegisterLightComponentFromOpenDRIVE(), TrafficLight, TrafficLightModel_LHT, TrafficLightModel_RHT, and TrafficSigns.

Referenced by GenerateSignalsAndTrafficLights().

SuppressSpawnedSignsIfLevelHasPlacedSigns()

void ATrafficLightManager::SuppressSpawnedSignsIfLevelHasPlacedSigns ( ULevel *  Level )

private

Definition at line 548 of file TrafficLightManager.cpp.

References bSpawnedSignsSuppressed, CVarCarlaHideSpawnedSignsWhenPlaced(), IsValid(), and SpawnedSigns.

Referenced by InitializeTrafficLights(), and OnLevelAddedToWorld().

Tick()

void ATrafficLightManager::Tick ( float  DeltaSeconds )

overridevirtual

Definition at line 608 of file TrafficLightManager.cpp.

References UpdateSignalGroundDormancy().

UpdateSignalGroundDormancy()

void ATrafficLightManager::UpdateSignalGroundDormancy ( )

private

Definition at line 614 of file TrafficLightManager.cpp.

References TrafficSignHeightUtils::AdjustSignToGround(), bAdjustSignsHeightToGround, bPendingEnvironmentObjectRefresh, bSpawnedSignsSuppressed, DormancyChecksPerTick, DormancySweepIndex, DormancyTraceDepth, UCarlaStatics::GetGameMode(), GetSignsToIgnoreWhileTracing(), IsValid(), SpawnedSigns, and TrafficSigns.

Referenced by Tick().

Member Data Documentation

bAdjustSignsHeightToGround

bool ATrafficLightManager::bAdjustSignsHeightToGround = false

private

Definition at line 132 of file TrafficLightManager.h.

Referenced by AdoptModelConfigurationFrom(), GenerateSignalsAndTrafficLights(), SetAdjustSignsHeightToGround(), SnapSignsToGround(), and UpdateSignalGroundDormancy().

bPendingEnvironmentObjectRefresh

bool ATrafficLightManager::bPendingEnvironmentObjectRefresh = false

private

Definition at line 193 of file TrafficLightManager.h.

Referenced by UpdateSignalGroundDormancy().

bSpawnedSignsSuppressed

bool ATrafficLightManager::bSpawnedSignsSuppressed = false

private

Definition at line 205 of file TrafficLightManager.h.

Referenced by RemoveGeneratedSignalsAndTrafficLights(), SuppressSpawnedSignsIfLevelHasPlacedSigns(), and UpdateSignalGroundDormancy().

bTrafficLightsFrozen

bool ATrafficLightManager::bTrafficLightsFrozen = false

private

Definition at line 176 of file TrafficLightManager.h.

Referenced by GetFrozen(), and SetFrozen().

DormancyChecksPerTick

int32 ATrafficLightManager::DormancyChecksPerTick = 150

private

Definition at line 184 of file TrafficLightManager.h.

Referenced by UpdateSignalGroundDormancy().

DormancySweepIndex

int32 ATrafficLightManager::DormancySweepIndex = 0

private

Definition at line 189 of file TrafficLightManager.h.

Referenced by UpdateSignalGroundDormancy().

DormancyTraceDepth

float ATrafficLightManager::DormancyTraceDepth = 2000.0f

private

Definition at line 187 of file TrafficLightManager.h.

Referenced by UpdateSignalGroundDormancy().

LevelAddedHandle

FDelegateHandle ATrafficLightManager::LevelAddedHandle

private

Definition at line 207 of file TrafficLightManager.h.

Referenced by EndPlay(), and InitializeTrafficLights().

SceneComponent

TObjectPtr<USceneComponent> ATrafficLightManager::SceneComponent

private

Definition at line 158 of file TrafficLightManager.h.

Referenced by ATrafficLightManager().

SignComponentModels

TMap<FString, TSubclassOf<USignComponent> > ATrafficLightManager::SignComponentModels

private

Definition at line 146 of file TrafficLightManager.h.

Referenced by AdoptModelConfigurationFrom(), ATrafficLightManager(), and SpawnSignals().

SpawnedSigns

TSet<TWeakObjectPtr<ATrafficSignBase> > ATrafficLightManager::SpawnedSigns

private

Definition at line 203 of file TrafficLightManager.h.

Referenced by RemoveGeneratedSignalsAndTrafficLights(), SpawnSignals(), SuppressSpawnedSignsIfLevelHasPlacedSigns(), and UpdateSignalGroundDormancy().

SpeedLimitModels

TMap<FString, TSubclassOf<AActor> > ATrafficLightManager::SpeedLimitModels

private

Definition at line 149 of file TrafficLightManager.h.

Referenced by AdoptModelConfigurationFrom(), ATrafficLightManager(), and SpawnSignals().

SpeedLimitModels_US

TMap<FString, TSubclassOf<AActor> > ATrafficLightManager::SpeedLimitModels_US

private

Definition at line 155 of file TrafficLightManager.h.

Referenced by ATrafficLightManager(), and SpawnSignals().

TrafficControllers

TMap<FString, TObjectPtr<UTrafficLightController> > ATrafficLightManager::TrafficControllers

private

Definition at line 119 of file TrafficLightManager.h.

Referenced by GetController(), RegisterLightComponentFromOpenDRIVE(), RegisterLightComponentGenerated(), and RemoveGeneratedSignalsAndTrafficLights().

TrafficGroups

TMap<int, TObjectPtr<ATrafficLightGroup> > ATrafficLightManager::TrafficGroups

private

Definition at line 115 of file TrafficLightManager.h.

Referenced by GetTrafficGroup(), RegisterLightComponentFromOpenDRIVE(), RegisterLightComponentGenerated(), RemoveGeneratedSignalsAndTrafficLights(), and SetFrozen().

TrafficLightComponentMissingId

int ATrafficLightManager::TrafficLightComponentMissingId = -1

private

Definition at line 173 of file TrafficLightManager.h.

Referenced by RegisterLightComponentGenerated().

TrafficLightControllerMissingId

int ATrafficLightManager::TrafficLightControllerMissingId = -1

private

Definition at line 169 of file TrafficLightManager.h.

Referenced by RegisterLightComponentFromOpenDRIVE(), and RegisterLightComponentGenerated().

TrafficLightGroupMissingId

int ATrafficLightManager::TrafficLightGroupMissingId = -2

private

Definition at line 165 of file TrafficLightManager.h.

Referenced by ATrafficLightManager(), RegisterLightComponentFromOpenDRIVE(), and RegisterLightComponentGenerated().

TrafficLightModel_LHT

TSubclassOf<AActor> ATrafficLightManager::TrafficLightModel_LHT

private

Definition at line 138 of file TrafficLightManager.h.

Referenced by AdoptModelConfigurationFrom(), ATrafficLightManager(), GenerateSignalsAndTrafficLights(), and SpawnTrafficLights().

TrafficLightModel_RHT

TSubclassOf<AActor> ATrafficLightManager::TrafficLightModel_RHT

private

Definition at line 135 of file TrafficLightManager.h.

Referenced by AdoptModelConfigurationFrom(), ATrafficLightManager(), GenerateSignalsAndTrafficLights(), and SpawnTrafficLights().

TrafficLightsGenerated

bool ATrafficLightManager::TrafficLightsGenerated = false

private

Definition at line 161 of file TrafficLightManager.h.

Referenced by GenerateSignalsAndTrafficLights(), InitializeTrafficLights(), RemoveGeneratedSignalsAndTrafficLights(), and SnapSignsToGround().

TrafficSignComponents

TMap<FString, TObjectPtr<USignComponent> > ATrafficLightManager::TrafficSignComponents

private

Definition at line 123 of file TrafficLightManager.h.

Referenced by GetTrafficSign(), RegisterLightComponentFromOpenDRIVE(), RegisterLightComponentGenerated(), and SpawnSignals().

TrafficSigns

TArray<TObjectPtr<ATrafficSignBase> > ATrafficLightManager::TrafficSigns

private

Definition at line 127 of file TrafficLightManager.h.

Referenced by AdjustSpawnedSignsHeight(), GetSignsToIgnoreWhileTracing(), RemoveGeneratedSignalsAndTrafficLights(), SpawnSignals(), SpawnTrafficLights(), and UpdateSignalGroundDormancy().

TrafficSignsModels

TMap<FString, TSubclassOf<AActor> > ATrafficLightManager::TrafficSignsModels

private

Definition at line 143 of file TrafficLightManager.h.

Referenced by AdoptModelConfigurationFrom(), ATrafficLightManager(), and SpawnSignals().

---

The documentation for this class was generated from the following files:

• TrafficLightManager.h
• TrafficLightManager.cpp