EvtHQET2 Class Reference

#include <EvtHQET2.hh>

Inheritance diagram for EvtHQET2:

Public Member Functions
	EvtHQET2 ()
virtual	~EvtHQET2 ()
void	getName (std::string &name)
EvtDecayBase *	clone ()
void	decay (EvtParticle *p)
void	initProbMax ()
void	init ()
Public Member Functions inherited from EvtDecayAmp
void	makeDecay (EvtParticle *p)
void	setWeight (double weight)
void	vertex (const EvtComplex &amp)
void	vertex (int i1, const EvtComplex &amp)
void	vertex (int i1, int i2, const EvtComplex &amp)
void	vertex (int i1, int i2, int i3, const EvtComplex &amp)
void	vertex (int *i1, const EvtComplex &amp)
virtual	~EvtDecayAmp ()
Public Member Functions inherited from EvtDecayBase
virtual std::string	commandName ()
virtual void	command (std::string cmd)
double	getProbMax (double prob)
double	resetProbMax (double prob)
	EvtDecayBase ()
virtual	~EvtDecayBase ()
virtual bool	matchingDecay (const EvtDecayBase &other) const
EvtId	getParentId ()
double	getBranchingFraction ()
void	disableCheckQ ()
void	checkQ ()
int	getNDaug ()
EvtId *	getDaugs ()
EvtId	getDaug (int i)
int	getNArg ()
int	getPHOTOS ()
void	setPHOTOS ()
void	setVerbose ()
void	setSummary ()
double *	getArgs ()
std::string *	getArgsStr ()
double	getArg (int j)
std::string	getArgStr (int j)
std::string	getModelName ()
int	getDSum ()
int	summary ()
int	verbose ()
void	saveDecayInfo (EvtId ipar, int ndaug, EvtId *daug, int narg, std::vector< std::string > &args, std::string name, double brfr)
void	printSummary ()
void	setProbMax (double prbmx)
void	noProbMax ()
void	checkNArg (int a1, int a2=-1, int a3=-1, int a4=-1)
void	checkNDaug (int d1, int d2=-1)
void	checkSpinParent (EvtSpinType::spintype sp)
void	checkSpinDaughter (int d1, EvtSpinType::spintype sp)
virtual int	nRealDaughters ()

Additional Inherited Members
Static Public Member Functions inherited from EvtDecayBase
static void	findMasses (EvtParticle *p, int ndaugs, EvtId daugs[10], double masses[10])
static void	findMass (EvtParticle *p)
static double	findMaxMass (EvtParticle *p)
Protected Member Functions inherited from EvtDecayBase
bool	daugsDecayedByParentModel ()
Protected Attributes inherited from EvtDecayAmp
EvtAmp	_amp2
Protected Attributes inherited from EvtDecayBase
bool	_daugsDecayedByParentModel

Detailed Description

Definition at line 23 of file EvtHQET2.hh.

Constructor & Destructor Documentation

EvtHQET2()

EvtHQET2::EvtHQET2

(

)

Definition at line 39 of file EvtHQET2.cc.

: hqetffmodel( 0 ), calcamp( 0 ) {}

Referenced by clone().

~EvtHQET2()

EvtHQET2::~EvtHQET2 ( )

virtual

Definition at line 41 of file EvtHQET2.cc.

                    {
  delete hqetffmodel;
  hqetffmodel = 0;
  delete calcamp;
  calcamp = 0;
}

Member Function Documentation

clone()

EvtDecayBase * EvtHQET2::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 50 of file EvtHQET2.cc.

{ return new EvtHQET2; }

decay()

void EvtHQET2::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 52 of file EvtHQET2.cc.

                                     {
 
  p->initializePhaseSpace( getNDaug(), getDaugs() );
  calcamp->CalcAmp( p, _amp2, hqetffmodel );
}

getName()

void EvtHQET2::getName ( std::string & name )

virtual

Implements EvtDecayBase.

Definition at line 48 of file EvtHQET2.cc.

{ model_name = "HQET2"; }

init()

void EvtHQET2::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 72 of file EvtHQET2.cc.

                    {
 
  checkNDaug( 3 );
 
  // We expect the parent to be a scalar
  // and the daughters to be X lepton neutrino
  checkSpinParent( EvtSpinType::SCALAR );
 
  checkSpinDaughter( 1, EvtSpinType::DIRAC );
  checkSpinDaughter( 2, EvtSpinType::NEUTRINO );
 
  EvtSpinType::spintype d1type = EvtPDL::getSpinType( getDaug( 0 ) );
  if ( d1type == EvtSpinType::SCALAR )
  {
    if ( getNArg() == 2 )
    {
      hqetffmodel = new EvtHQET2FF( getArg( 0 ), getArg( 1 ) );
      calcamp     = new EvtSemiLeptonicScalarAmp;
    }
    else
    {
      report( ERROR, "EvtGen" )
          << "HQET2 model for scalar meson daughters needs 2 arguments. Sorry." << endl;
      ::abort();
    }
  }
  else if ( d1type == EvtSpinType::VECTOR )
  {
    if ( getNArg() == 4 )
    {
      hqetffmodel = new EvtHQET2FF( getArg( 0 ), getArg( 1 ), getArg( 2 ), getArg( 3 ) );
      calcamp     = new EvtSemiLeptonicVectorAmp;
    }
    else
    {
      report( ERROR, "EvtGen" )
          << "HQET2 model for vector meson daughtersneeds 4 arguments. Sorry." << endl;
      ::abort();
    }
  }
  else
  {
    report( ERROR, "EvtGen" )
        << "HQET2 model handles only scalar and vector meson daughters. Sorry." << endl;
    ::abort();
  }
}

initProbMax()

void EvtHQET2::initProbMax ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 58 of file EvtHQET2.cc.

                           {
 
  EvtId parnum, mesnum, lnum, nunum;
 
  parnum = getParentId();
  mesnum = getDaug( 0 );
  lnum   = getDaug( 1 );
  nunum  = getDaug( 2 );
 
  double mymaxprob = calcamp->CalcMaxProb( parnum, mesnum, lnum, nunum, hqetffmodel );
 
  setProbMax( mymaxprob );
}

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

• EvtHQET2.hh
• EvtHQET2.cc