ROLogitCalculator Class Reference

Cost calculation with c-logit or logit method. More...

#include <ROCostCalculator.h>

Inheritance diagram for ROLogitCalculator:

Public Member Functions
void	calculateProbabilities (std::vector< RORoute * > alternatives, const ROVehicle *const veh, const SUMOTime time)
	calculate the probabilities in the logit model More...
unsigned int	getMaxRouteNumber () const
bool	keepRoutes () const
	ROLogitCalculator (const SUMOReal beta, const SUMOReal gamma, const SUMOReal theta)
	Constructor. More...
void	setCosts (RORoute *route, const SUMOReal costs, const bool isActive=false) const
bool	skipRouteCalculation () const
virtual	~ROLogitCalculator ()
	Destructor. More...

Static Public Member Functions
static void	cleanup ()
static ROCostCalculator &	getCalculator ()

Private Member Functions
SUMOReal	getBetaForCLogit (const std::vector< RORoute * > alternatives) const
	calculate the scaling factor in the logit model More...
SUMOReal	getThetaForCLogit (const std::vector< RORoute * > alternatives) const
	calculate the scaling factor in the logit model More...
ROLogitCalculator &	operator= (const ROLogitCalculator &s)
	invalidated assignment operator More...

Private Attributes
const SUMOReal	myBeta
	logit beta - value More...
std::map< const RORoute *, SUMOReal >	myCommonalities
	The route commonality factors for c-logit. More...
const SUMOReal	myGamma
	logit gamma - value More...
const SUMOReal	myTheta
	logit theta - value More...

Detailed Description

Cost calculation with c-logit or logit method.

Definition at line 141 of file ROCostCalculator.h.

Constructor & Destructor Documentation

ROLogitCalculator::ROLogitCalculator	(	const SUMOReal	beta,
		const SUMOReal	gamma,
		const SUMOReal	theta
	)

Constructor.

Definition at line 154 of file ROCostCalculator.cpp.

ROLogitCalculator::~ROLogitCalculator ( )

virtual

Destructor.

Definition at line 159 of file ROCostCalculator.cpp.

Member Function Documentation

void ROLogitCalculator::calculateProbabilities ( std::vector< RORoute * >  alternatives, const ROVehicle *const  veh, const SUMOTime  time  )

virtual

calculate the probabilities in the logit model

Implements ROCostCalculator.

Definition at line 169 of file ROCostCalculator.cpp.

References getBetaForCLogit(), RORoute::getCosts(), RORoute::getEdgeVector(), getThetaForCLogit(), myBeta, myCommonalities, myGamma, myTheta, RORoute::setProbability(), STEPS2TIME, and SUMOReal.

void ROCostCalculator::cleanup ( )

staticinherited

Definition at line 82 of file ROCostCalculator.cpp.

References ROCostCalculator::myInstance.

Referenced by computeRoutes().

SUMOReal ROLogitCalculator::getBetaForCLogit ( const std::vector< RORoute * >  alternatives ) const

private

calculate the scaling factor in the logit model

Definition at line 212 of file ROCostCalculator.cpp.

References max, min, and SUMOReal.

Referenced by calculateProbabilities().

ROCostCalculator & ROCostCalculator::getCalculator ( )

staticinherited

Definition at line 68 of file ROCostCalculator.cpp.

References OptionsCont::getFloat(), OptionsCont::getOptions(), OptionsCont::getString(), and ROCostCalculator::myInstance.

Referenced by RORouteDef::addAlternative(), and RORouteDef::preComputeCurrentRoute().

unsigned int ROCostCalculator::getMaxRouteNumber ( ) const

inlineinherited

Definition at line 63 of file ROCostCalculator.h.

References ROCostCalculator::myMaxRouteNumber.

Referenced by RORouteDef::addAlternative().

SUMOReal ROLogitCalculator::getThetaForCLogit ( const std::vector< RORoute * >  alternatives ) const

private

calculate the scaling factor in the logit model

Definition at line 225 of file ROCostCalculator.cpp.

References M_PI, max, min, and SUMOReal.

Referenced by calculateProbabilities().

bool ROCostCalculator::keepRoutes ( ) const

inlineinherited

Definition at line 67 of file ROCostCalculator.h.

References ROCostCalculator::myKeepRoutes.

Referenced by RORouteDef::addAlternative().

ROLogitCalculator& ROLogitCalculator::operator= ( const ROLogitCalculator &  s )

private

invalidated assignment operator

void ROLogitCalculator::setCosts ( RORoute *  route, const SUMOReal  costs, const bool  isActive = false  ) const

virtual

Implements ROCostCalculator.

Definition at line 163 of file ROCostCalculator.cpp.

References RORoute::setCosts().

bool ROCostCalculator::skipRouteCalculation ( ) const

inlineinherited

Definition at line 71 of file ROCostCalculator.h.

References ROCostCalculator::mySkipRouteCalculation.

Field Documentation

const SUMOReal ROLogitCalculator::myBeta

private

logit beta - value

Definition at line 164 of file ROCostCalculator.h.

Referenced by calculateProbabilities().

std::map<const RORoute*, SUMOReal> ROLogitCalculator::myCommonalities

private

The route commonality factors for c-logit.

Definition at line 173 of file ROCostCalculator.h.

Referenced by calculateProbabilities().

const SUMOReal ROLogitCalculator::myGamma

private

logit gamma - value

Definition at line 167 of file ROCostCalculator.h.

Referenced by calculateProbabilities().

const SUMOReal ROLogitCalculator::myTheta

private

logit theta - value

Definition at line 170 of file ROCostCalculator.h.

Referenced by calculateProbabilities().

---

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

• ROCostCalculator.h
• ROCostCalculator.cpp