#include <HelperFunctions.h>

Inheritance diagram for PanTau::HelperFunctions:

Collaboration diagram for PanTau::HelperFunctions:

Public Member Functions
	HelperFunctions (const std::string &name="")

virtual	~HelperFunctions ()

virtual std::string	convertNumberToString (double x) const

virtual int	getBinIndex (const std::vector< double > &binEdges, double value) const

virtual double	stddev (double sumOfSquares, double sumOfValues, int numConsts) const

virtual double	deltaRprime (const TVector3 &vec1, const TVector3 &vec2) const

virtual int	iPow (int man, int exp) const

virtual double	ulAngle (double x, double y) const

virtual double	sign (double a, double b) const

std::string	getName () const

void	setLevel (MSG::Level lvl)
	Change the current logging level. More...

Static Public Member Functions
static TauConstituent *	getNeutralConstWithLargestAngle (const TLorentzVector &charged, const std::vector< PanTau::TauConstituent * > &neutral)

template<class T >
static StatusCode	bindToolHandle (ToolHandle< T > &, std::string)

Private Member Functions
void	initMessaging () const
	Initialize our message level and MessageSvc. More...

Private Attributes
std::string	m_name

std::string	m_nm
	Message source name. More...

boost::thread_specific_ptr< MsgStream >	m_msg_tls
	MsgStream instance (a std::cout like with print-out levels) More...

std::atomic< IMessageSvc * >	m_imsg { nullptr }
	MessageSvc pointer. More...

std::atomic< MSG::Level >	m_lvl { MSG::NIL }
	Current logging level. More...

std::atomic_flag m_initialized	ATLAS_THREAD_SAFE = ATOMIC_FLAG_INIT
	Messaging initialized (initMessaging) More...

Detailed Description

Definition at line 26 of file Reconstruction/PanTau/PanTauAlgs/PanTauAlgs/HelperFunctions.h.

Constructor & Destructor Documentation

◆ HelperFunctions()

PanTau::HelperFunctions::HelperFunctions ( const std::string & name = "" )

inline

Definition at line 31 of file Reconstruction/PanTau/PanTauAlgs/PanTauAlgs/HelperFunctions.h.

                                                    :
             AsgMessaging(name),
         m_name(name)
     {}

◆ ~HelperFunctions()

virtual PanTau::HelperFunctions::~HelperFunctions ( )

inlinevirtual

Definition at line 36 of file Reconstruction/PanTau/PanTauAlgs/PanTauAlgs/HelperFunctions.h.

36 {};

Member Function Documentation

◆ bindToolHandle()

template<class T >

static StatusCode PanTau::HelperFunctions::bindToolHandle	(	ToolHandle< T > &	,
		std::string
	)

inlinestatic

Definition at line 64 of file Reconstruction/PanTau/PanTauAlgs/PanTauAlgs/HelperFunctions.h.

64 {return StatusCode::SUCCESS;}

◆ convertNumberToString()

std::string PanTau::HelperFunctions::convertNumberToString ( double x ) const

virtual

Definition at line 35 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                                      {
   std::stringstream tmpStream;
   tmpStream << x;
   return tmpStream.str();
 }

◆ deltaRprime()

double PanTau::HelperFunctions::deltaRprime	(	const TVector3 &	vec1,
		const TVector3 &	vec2
	)		const

virtual

Definition at line 70 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                                                           {
   const double a = vec1.DeltaPhi(vec2);
   const double b = vec1.Theta() - vec2.Theta();
   double dRprime = std::sqrt(a*a + b*b);
   return dRprime;
 }

◆ getBinIndex()

int PanTau::HelperFunctions::getBinIndex	(	const std::vector< double > &	binEdges,
		double	value
	)		const

virtual

Definition at line 42 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                                                             {
   int resBin = -1;
   for(unsigned int i=0; i<binEdges.size()-1; i++) {
     double lowerEdge = binEdges[i];
     double upperEdge = binEdges[i+1];
     if(lowerEdge <= value && value < upperEdge) resBin = i;
   }
   if(resBin == -1) {
     ATH_MSG_WARNING("Could not find matching bin for value " << value << " in these bin edges:");
     for(unsigned int i=0; i<binEdges.size(); i++) ATH_MSG_WARNING("\tbin edge " << i << ": " << binEdges[i]);
   }
   return resBin;
 }

◆ getName()

std::string PanTau::HelperFunctions::getName ( ) const

inline

Definition at line 67 of file Reconstruction/PanTau/PanTauAlgs/PanTauAlgs/HelperFunctions.h.

     {
       return m_name;
     }

◆ getNeutralConstWithLargestAngle()

PanTau::TauConstituent * PanTau::HelperFunctions::getNeutralConstWithLargestAngle	(	const TLorentzVector &	charged,
		const std::vector< PanTau::TauConstituent * > &	neutral
	)

static

Definition at line 16 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                                                           {
   if(neutral.empty()) return nullptr;
   //loop through neutrals to find the one with largest angle
   unsigned int    idx_Neutral = -1;
   double          angle_Neutral  = -1.;
   for(unsigned int iNeut=0; iNeut<neutral.size(); iNeut++) {
     TLorentzVector tlv_CurNeut = neutral[iNeut]->p4();
     double angle = charged.Angle(tlv_CurNeut.Vect());
     if(angle > angle_Neutral) {
       angle_Neutral = angle;
       idx_Neutral = iNeut;
     }
   }//end loop neutrals
     
   return neutral[idx_Neutral];
 }

◆ initMessaging()

void AthMessaging::initMessaging ( ) const

privateinherited

Initialize our message level and MessageSvc.

This method should only be called once.

Definition at line 39 of file AthMessaging.cxx.

 {
   m_imsg = Athena::getMessageSvc();
   m_lvl = m_imsg ?
     static_cast<MSG::Level>( m_imsg.load()->outputLevel(m_nm) ) :
     MSG::INFO;
 }

◆ iPow()

int PanTau::HelperFunctions::iPow	(	int	man,
		int	exp
	)		const

virtual

Definition at line 78 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                       {
   int ans = 1;
   for (int k = 0; k < exp; k++) {
     ans = ans * man;
   }
   return ans;
 }

◆ msg() [1/2]

MsgStream & asg::AsgMessaging::msg ( ) const

inherited

The standard message stream.

Returns: A reference to the default message stream of this object.

Definition at line 49 of file AsgMessaging.cxx.

                                       {
 #ifndef XAOD_STANDALONE
       return ::AthMessaging::msg();
 #else // not XAOD_STANDALONE
       return m_msg;
 #endif // not XAOD_STANDALONE
    }

◆ msg() [2/2]

MsgStream & asg::AsgMessaging::msg ( const MSG::Level lvl ) const

inherited

The standard message stream.

Parameters

lvl	The message level to set the stream to

Returns: A reference to the default message stream, set to level "lvl"

Definition at line 57 of file AsgMessaging.cxx.

                                                           {
 #ifndef XAOD_STANDALONE
       return ::AthMessaging::msg( lvl );
 #else // not XAOD_STANDALONE
       m_msg << lvl;
       return m_msg;
 #endif // not XAOD_STANDALONE
    }

◆ msgLvl()

bool asg::AsgMessaging::msgLvl ( const MSG::Level lvl ) const

inherited

Test the output level of the object.

Parameters

lvl	The message level to test against

Returns: boolean Indicting if messages at given level will be printed; true If messages at level "lvl" will be printed

Definition at line 41 of file AsgMessaging.cxx.

                                                        {
 #ifndef XAOD_STANDALONE
       return ::AthMessaging::msgLvl( lvl );
 #else // not XAOD_STANDALONE
       return m_msg.msgLevel( lvl );
 #endif // not XAOD_STANDALONE
    }

◆ setLevel()

void AthMessaging::setLevel ( MSG::Level lvl )

inherited

Change the current logging level.

Use this rather than msg().setLevel() for proper operation with MT.

Definition at line 28 of file AthMessaging.cxx.

 {
   m_lvl = lvl;
 }

◆ sign()

double PanTau::HelperFunctions::sign	(	double	a,
		double	b
	)		const

virtual

Definition at line 107 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                            {
   if (b < 0) {
     return -std::abs(a);
   } else {
     return std::abs(a);
   }
 }

◆ stddev()

double PanTau::HelperFunctions::stddev	(	double	sumOfSquares,
		double	sumOfValues,
		int	numConsts
	)		const

virtual

Definition at line 57 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                                                                  {
   // calculate standard deviations according to:
   // sigma^2 = (sum_i x_i^2) / N - ((sum_i x_i)/N)^2 (biased maximum-likelihood estimate)
   // directly set sigma^2 to 0 in case of N=1, otherwise numerical effects may yield very small negative sigma^2
   if(numConsts == 1) return 0;
   double a = sumOfSquares / ((double)numConsts);
   double b = sumOfValues / ((double)numConsts);
   double stdDev = a - b*b;
   if(stdDev < 0.) stdDev = 0;
   return std::sqrt(stdDev);
 }

◆ ulAngle()

double PanTau::HelperFunctions::ulAngle	(	double	x,
		double	y
	)		const

virtual

Definition at line 87 of file Reconstruction/PanTau/PanTauAlgs/Root/HelperFunctions.cxx.

                                                               {
   Double_t ulangl = 0;
   Double_t r = std::sqrt(x * x + y * y);
   if (r < 1.0E-20) {
     return ulangl;
   }
   if (TMath::Abs(x) / r < 0.8) {
     ulangl = sign(TMath::ACos(x / r), y);
   } else {
     ulangl = TMath::ASin(y / r);
     if (x < 0. && ulangl >= 0.) {
       ulangl = TMath::Pi() - ulangl;
     } else if (x < 0.) {
       ulangl = -TMath::Pi() - ulangl;
     }
   }
   return ulangl;
 }

Member Data Documentation

◆ ATLAS_THREAD_SAFE

std::atomic_flag m_initialized AthMessaging::ATLAS_THREAD_SAFE = ATOMIC_FLAG_INIT

mutableprivateinherited

Messaging initialized (initMessaging)

Definition at line 141 of file AthMessaging.h.

◆ m_imsg

std::atomic<IMessageSvc*> AthMessaging::m_imsg { nullptr }

mutableprivateinherited

MessageSvc pointer.

Definition at line 135 of file AthMessaging.h.

◆ m_lvl

std::atomic<MSG::Level> AthMessaging::m_lvl { MSG::NIL }

mutableprivateinherited

Current logging level.

Definition at line 138 of file AthMessaging.h.

◆ m_msg_tls

boost::thread_specific_ptr<MsgStream> AthMessaging::m_msg_tls

mutableprivateinherited

MsgStream instance (a std::cout like with print-out levels)

Definition at line 132 of file AthMessaging.h.

◆ m_name

std::string PanTau::HelperFunctions::m_name

private

Definition at line 75 of file Reconstruction/PanTau/PanTauAlgs/PanTauAlgs/HelperFunctions.h.

◆ m_nm

std::string AthMessaging::m_nm

privateinherited

Message source name.

Definition at line 129 of file AthMessaging.h.

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

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ HelperFunctions()

◆ ~HelperFunctions()

Member Function Documentation

◆ bindToolHandle()

◆ convertNumberToString()

◆ deltaRprime()

◆ getBinIndex()

◆ getName()

◆ getNeutralConstWithLargestAngle()

◆ initMessaging()

◆ iPow()

◆ msg() [1/2]

◆ msg() [2/2]

◆ msgLvl()

◆ setLevel()

◆ sign()

◆ stddev()

◆ ulAngle()

Member Data Documentation

◆ ATLAS_THREAD_SAFE

◆ m_imsg

◆ m_lvl

◆ m_msg_tls

◆ m_name

◆ m_nm