EvtHQET Class Reference

#include <EvtHQET.hh>

Inheritance diagram for EvtHQET:

Public Member Functions
	EvtHQET ()
virtual	~EvtHQET ()
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 30 of file EvtHQET.hh.

Constructor & Destructor Documentation

EvtHQET()

EvtHQET::EvtHQET

(

)

Definition at line 39 of file EvtHQET.cc.

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

Referenced by clone().

~EvtHQET()

EvtHQET::~EvtHQET ( )

virtual

Definition at line 44 of file EvtHQET.cc.

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

Member Function Documentation

clone()

EvtDecayBase * EvtHQET::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 59 of file EvtHQET.cc.

                            {
 
  return new EvtHQET;
 
}

decay()

void EvtHQET::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 66 of file EvtHQET.cc.

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

getName()

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

virtual

Implements EvtDecayBase.

Definition at line 51 of file EvtHQET.cc.

                                          {
 
  model_name="HQET";     
 
}

init()

void EvtHQET::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 90 of file EvtHQET.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) {
    checkNArg(1,2);
    if ( getNArg()==1 ) hqetffmodel = new EvtHQETFF(getArg(0));
    else hqetffmodel = new EvtHQETFF(getArg(0),getArg(1));
    calcamp = new EvtSemiLeptonicScalarAmp; 
  }
  else if ( d1type==EvtSpinType::VECTOR) {
    checkNArg(3,4);
    if ( getNArg()==3 ) hqetffmodel = new EvtHQETFF(getArg(0),getArg(1),getArg(2));
    else hqetffmodel = new EvtHQETFF(getArg(0),getArg(1),getArg(2),getArg(3));
    calcamp = new EvtSemiLeptonicVectorAmp; 
  }
  else{
    report(ERROR,"EvtGen") << "HQET model handles only scalar and vector meson daughters. Sorry."<<endl;
    ::abort();
  }
 
  
}

initProbMax()

void EvtHQET::initProbMax ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 73 of file EvtHQET.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:

• EvtHQET.hh
• EvtHQET.cc