EvtBToKpipiCP Class Reference

#include <EvtBToKpipiCP.hh>

Inheritance diagram for EvtBToKpipiCP:

Public Member Functions
	EvtBToKpipiCP ()
virtual	~EvtBToKpipiCP ()
void	getName (std::string &name)
EvtDecayBase *	clone ()
void	init ()
void	decay (EvtParticle *p)
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 void	initProbMax ()
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 28 of file EvtBToKpipiCP.hh.

Constructor & Destructor Documentation

EvtBToKpipiCP()

EvtBToKpipiCP::EvtBToKpipiCP ( )

inline

Definition at line 31 of file EvtBToKpipiCP.hh.

{}

Referenced by clone().

~EvtBToKpipiCP()

EvtBToKpipiCP::~EvtBToKpipiCP ( )

virtual

Definition at line 46 of file EvtBToKpipiCP.cc.

{}

Member Function Documentation

clone()

EvtDecayBase * EvtBToKpipiCP::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 50 of file EvtBToKpipiCP.cc.

{ return new EvtBToKpipiCP; }

decay()

void EvtBToKpipiCP::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 65 of file EvtBToKpipiCP.cc.

                                          {
 
  // added by Lange Jan4,2000
  static EvtId B0  = EvtPDL::getId( "B0" );
  static EvtId B0B = EvtPDL::getId( "anti-B0" );
 
  double t;
  EvtId  other_b;
 
  EvtCPUtil::OtherB( p, t, other_b );
 
  EvtParticle *Kp, *pim, *pi0;
 
  p->makeDaughters( getNDaug(), getDaugs() );
  Kp  = p->getDaug( 0 );
  pim = p->getDaug( 1 );
  pi0 = p->getDaug( 2 );
 
  EvtVector4R p4[3];
 
  // double dm=getArg(0);
  double alpha = getArg( 1 );
  double beta  = getArg( 2 );
  int    iset;
 
  static int first = 1;
 
  if ( first == 1 )
  {
    iset  = 10000;
    first = 0;
  }
  else { iset = 0; }
 
  double p4Kplus[4], p4piminus[4], p4gamm1[4], p4gamm2[4];
 
  double realA, imgA, realbarA, imgbarA;
 
  evtkpipi_( &alpha, &beta, &iset, p4Kplus, p4piminus, p4gamm1, p4gamm2, &realA, &imgA,
             &realbarA, &imgbarA );
 
  p4[0].set( p4Kplus[3], p4Kplus[0], p4Kplus[1], p4Kplus[2] );
  p4[1].set( p4piminus[3], p4piminus[0], p4piminus[1], p4piminus[2] );
  p4[2].set( p4gamm1[3] + p4gamm2[3], p4gamm1[0] + p4gamm2[0], p4gamm1[1] + p4gamm2[1],
             p4gamm1[2] + p4gamm2[2] );
 
  Kp->init( getDaug( 0 ), p4[0] );
  pim->init( getDaug( 1 ), p4[1] );
  pi0->init( getDaug( 2 ), p4[2] );
 
  EvtComplex amp;
 
  EvtComplex A( realA, imgA );
  EvtComplex Abar( realbarA, imgbarA );
 
  if ( other_b == B0B ) { amp = Abar; }
  if ( other_b == B0 ) { amp = A; }
 
  vertex( amp );
 
  return;
}

getName()

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

virtual

Implements EvtDecayBase.

Definition at line 48 of file EvtBToKpipiCP.cc.

{ model_name = "BTOKPIPI_CP"; }

init()

void EvtBToKpipiCP::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 52 of file EvtBToKpipiCP.cc.

                         {
 
  // check that there are 3 arguments
  checkNArg( 3 );
  checkNDaug( 3 );
 
  checkSpinParent( EvtSpinType::SCALAR );
 
  checkSpinDaughter( 0, EvtSpinType::SCALAR );
  checkSpinDaughter( 1, EvtSpinType::SCALAR );
  checkSpinDaughter( 2, EvtSpinType::SCALAR );
}

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

• EvtBToKpipiCP.hh
• EvtBToKpipiCP.cc