EvtDsToKSpipi0 Class Reference

#include <EvtDsToKSpipi0.hh>

Inheritance diagram for EvtDsToKSpipi0:

Public Member Functions
	EvtDsToKSpipi0 ()
virtual	~EvtDsToKSpipi0 ()
void	getName (std::string &name)
EvtDecayBase *	clone ()
void	init ()
void	initProbMax ()
void	decay (EvtParticle *p)
Public Member Functions inherited from EvtDecayProb
void	makeDecay (EvtParticle *p)
void	setProb (double prob)
double	getProb ()
void	setWeight (double weight)
virtual	~EvtDecayProb ()
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 EvtDecayBase
bool	_daugsDecayedByParentModel

Detailed Description

Definition at line 9 of file EvtDsToKSpipi0.hh.

Constructor & Destructor Documentation

EvtDsToKSpipi0()

EvtDsToKSpipi0::EvtDsToKSpipi0 ( )

inline

Definition at line 12 of file EvtDsToKSpipi0.hh.

{}

Referenced by clone().

~EvtDsToKSpipi0()

EvtDsToKSpipi0::~EvtDsToKSpipi0 ( )

virtual

Definition at line 32 of file EvtDsToKSpipi0.cc.

{}

Member Function Documentation

clone()

EvtDecayBase * EvtDsToKSpipi0::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 36 of file EvtDsToKSpipi0.cc.

{ return new EvtDsToKSpipi0; }

decay()

void EvtDsToKSpipi0::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 112 of file EvtDsToKSpipi0.cc.

                                           {
  /*
    double maxprob = 0.0;
    for(int ir=0;ir<=6000000;ir++){
       p->initializePhaseSpace(getNDaug(),getDaugs());
       EvtVector4R D1 = p->getDaug(0)->getP4();
       EvtVector4R D2 = p->getDaug(1)->getP4();
       EvtVector4R D3 = p->getDaug(2)->getP4();
 
       double P1[4], P2[4], P3[4];
       P1[0] = D1.get(0); P1[1] = D1.get(1); P1[2] = D1.get(2); P1[3] = D1.get(3);
       P2[0] = D2.get(0); P2[1] = D2.get(1); P2[2] = D2.get(2); P2[3] = D2.get(3);
       P3[0] = D3.get(0); P3[1] = D3.get(1); P3[2] = D3.get(2); P3[3] = D3.get(3);
 
       double value;
       //value = calDalEva(P1, P2, P3);
       int g0[5]={1,1,1,1,1};
       int nstates=5;
       calEva(P1, P2, P3, mass, width, rho, phi, g0, modetype, nstates, value);
       if (value<0) continue;
       if(value>maxprob) {
          maxprob=value;
          cout << "ir= " << ir << endl;
          cout << "double P1[4] = {" << P1[0] <<","<< P1[1] <<","<< P1[2] <<","<< P1[3]
    <<"};"<< endl; cout << "double P2[4] = {" << P2[0] <<","<< P2[1] <<","<< P2[2] <<","<<
    P2[3] <<"};"<< endl; cout << "double P3[4] = {" << P3[0] <<","<< P3[1] <<","<< P3[2]
    <<","<< P3[3] <<"};"<< endl; cout << "MAX====> " << maxprob << endl;
       }
    }
    printf("MAXprob = %.10f\n",maxprob);
 */
  p->initializePhaseSpace( getNDaug(), getDaugs() );
  EvtVector4R D1 = p->getDaug( 0 )->getP4();
  EvtVector4R D2 = p->getDaug( 1 )->getP4();
  EvtVector4R D3 = p->getDaug( 2 )->getP4();
 
  double P1[4], P2[4], P3[4];
  P1[0] = D1.get( 0 );
  P1[1] = D1.get( 1 );
  P1[2] = D1.get( 2 );
  P1[3] = D1.get( 3 );
  P2[0] = D2.get( 0 );
  P2[1] = D2.get( 1 );
  P2[2] = D2.get( 2 );
  P2[3] = D2.get( 3 );
  P3[0] = D3.get( 0 );
  P3[1] = D3.get( 1 );
  P3[2] = D3.get( 2 );
  P3[3] = D3.get( 3 );
  // P1[0] = 0.840899;  P1[1] = -0.624276;  P1[2] = 0.0113601 ;  P1[3] = -0.263898;
  // P2[0] = 0.89303 ;  P2[1] = 0.860432 ;  P2[2] = -0.0491258;  P2[3] = 0.187791 ;
  // P3[0] = 0.288373;  P3[1] = 0.102614 ;  P3[2] = -0.132757 ;  P3[3] = -0.191797;
  // P1[0] = 0.817635;  P1[1] = 0.140538 ; P1[2] = -0.501451 ;  P1[3] = 0.386916;
  // P2[0] = 0.952772;  P2[1] = -0.164752; P2[2] =  0.437717 ;  P2[3] = -0.818264;
  // P3[0] = 0.260117;  P3[1] = 0.213518 ; P3[2] = -0.0606403;  P3[3] = -0.0132164;
 
  double value;
  int    g0[5]   = { 1, 1, 1, 1, 1 };
  int    nstates = 5;
  calEva( P1, P2, P3, mass, width, rho, phi, g0, modetype, nstates, value );
 
  // value = calEva(P1, P2, P3);
  setProb( value );
  return;
}

getName()

void EvtDsToKSpipi0::getName ( std::string & name )

virtual

Implements EvtDecayBase.

Definition at line 34 of file EvtDsToKSpipi0.cc.

{ model_name = "DsToKSpipi0"; }

init()

void EvtDsToKSpipi0::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 38 of file EvtDsToKSpipi0.cc.

                          {
  // check that there are 0 arguments
  checkNArg( 0 );
  checkNDaug( 3 );
  checkSpinParent( EvtSpinType::SCALAR );
  checkSpinDaughter( 0, EvtSpinType::SCALAR );
  checkSpinDaughter( 1, EvtSpinType::SCALAR );
  checkSpinDaughter( 2, EvtSpinType::SCALAR );
 
  phi[0] = 1.9740e-01;
  phi[1] = 3.1956e+00;
  phi[3] = 1.9523e-01;
  phi[4] = 2.1602e+00;
 
  rho[0] = 3.0648e-01;
  rho[1] = 4.0708e-01;
  rho[3] = 7.5484e-01;
  rho[4] = 2.6511e+00;
 
  phi[2]      = 0;
  rho[2]      = 1;
  modetype[0] = 12;
  modetype[1] = 13;
  modetype[2] = 23;
  modetype[3] = 131;
  modetype[4] = 231;
 
  // cout << "DsToKSpipi0 :" << endl;
  // for (int i=0; i<5; i++) {
  //   cout << i << " rho= " << rho[i] << " phi= " << phi[i] << endl;
  // }
 
  width[0] = 5.0800e-02;
  width[1] = 4.7300e-02;
  width[2] = 1.5020e-01;
  width[3] = 2.3200e-01;
  width[4] = 4.0000e-01;
  mass[0]  = 8.9166e-01;
  mass[1]  = 8.9555e-01;
  mass[2]  = 7.6650e-01;
  mass[3]  = 1.4140e+00;
  mass[4]  = 1.4650e+00;
 
  mD        = 1.86486;
  mDs       = 1.9683;
  rRes      = 9.0;
  rD        = 5.0;
  metap     = 0.95778;
  mkstr     = 0.89594;
  mk0       = 0.497614;
  mass_Kaon = 0.49368;
  mass_Pion = 0.13957;
  mass_Pi0  = 0.1349766;
  math_pi   = 3.1415926;
  // mrho = 0.77549;
  // Grho = 0.1491;
  ma0  = 0.99;
  Ga0  = 0.0756;
  meta = 0.547862;
 
  GS1 = 0.636619783;
  GS2 = 0.01860182466;
  GS3 = 0.1591549458;  //  1/(2*math_2pi)
  GS4 = 0.00620060822; //  mass_Pion2/math_pi
 
  int GG[4][4] = { { 1, 0, 0, 0 }, { 0, -1, 0, 0 }, { 0, 0, -1, 0 }, { 0, 0, 0, -1 } };
  for ( int i = 0; i < 4; i++ )
  {
    for ( int j = 0; j < 4; j++ ) { G[i][j] = GG[i][j]; }
  }
}

initProbMax()

void EvtDsToKSpipi0::initProbMax ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 110 of file EvtDsToKSpipi0.cc.

{ setProbMax( 310.0 ); }

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

• EvtDsToKSpipi0.hh
• EvtDsToKSpipi0.cc