EvtD0ToKSpi0eta Class Reference

#include <EvtD0ToKSpi0eta.hh>

Inheritance diagram for EvtD0ToKSpi0eta:

Public Member Functions
	EvtD0ToKSpi0eta ()
virtual	~EvtD0ToKSpi0eta ()
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 8 of file EvtD0ToKSpi0eta.hh.

Constructor & Destructor Documentation

EvtD0ToKSpi0eta()

EvtD0ToKSpi0eta::EvtD0ToKSpi0eta ( )

inline

Definition at line 11 of file EvtD0ToKSpi0eta.hh.

{}

Referenced by clone().

~EvtD0ToKSpi0eta()

EvtD0ToKSpi0eta::~EvtD0ToKSpi0eta ( )

virtual

Definition at line 35 of file EvtD0ToKSpi0eta.cc.

{}

Member Function Documentation

clone()

EvtDecayBase * EvtD0ToKSpi0eta::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 39 of file EvtD0ToKSpi0eta.cc.

{ return new EvtD0ToKSpi0eta; }

decay()

void EvtD0ToKSpi0eta::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 130 of file EvtD0ToKSpi0eta.cc.

                                            {
  //==================================================get
  // max============================================
  /*
          double maxprob = 0.0;
          for(int ir=0;ir<=60000000;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;
          int nstates=8;
                          int g0[8]={1,1,4,1,1,1,3,1};
          double r0[8]={3.0,3.0,3.0,3.0,3.0,3.0,3.0,3.0};
          double r1[8]={5.0,5.0,5.0,5.0,5.0,5.0,5.0,5.0};
 
          calEva(P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value,r0,r1);
 
          if (value<0) continue;
          if(value>maxprob) {
                  maxprob=value;
                  cout << "ir= " << ir << endl;
                  cout << "MAX====> " << maxprob << endl;
                                  }
                                  }
          printf("MAXprob = %.10f\n",maxprob);
  */
  //==================================================get
  // max============================================
 
  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 );
 
  // Check
  //        P1[0] = 0.734098420544862;  P2[0] = 0.352732515142708; P3[0] =
  // 0.799420828049644;
  //  P1[1] = 0.409477641275596;  P2[1] = 0.078790398165110; P3[1] = -0.431210425541509;
  // P1[2] = 0.301451605847801;  P2[2] = 0.308201450489482; P3[2] = -0.378552010532733;
  // P1[3] =-0.180693640379551;  P2[3] =-0.070704784074596; P3[3] = 0.09759914740263;
 
  double value;
  int    nstates = 5;
  int    g0[5]   = { 3, 1, 1, 2, 0 };
  double r0[5]   = { 3.0, 3.0, 3.0, 3.0, 3.0 };
  double r1[5]   = { 5.0, 5.0, 5.0, 5.0, 5.0 };
 
  calEva( P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value, r0, r1 );
  setProb( value );
  return;
 
  //////
}

getName()

void EvtD0ToKSpi0eta::getName ( std::string & name )

virtual

Implements EvtDecayBase.

Definition at line 37 of file EvtD0ToKSpi0eta.cc.

{ model_name = "D0ToKSpi0eta"; }

init()

void EvtD0ToKSpi0eta::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 41 of file EvtD0ToKSpi0eta.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 );
 
  mass[0] = 0.98;    // a0980
  mass[1] = 0.89255; // K892
  mass[2] = 1.414;   // K1410
  mass[3] = 1.414;   // KPISwave
  mass[4] = 1.414;   // non-Dwave
 
  width[0] = 0.756;  // a0980
  width[1] = 0.0473; // k892
  width[2] = 0.232;  // k1410
  width[3] = 0.232;  // kpiswave
  width[4] = 0.232;  // non-Dwave
 
  rho[0] = 1; // a0980
  phi[0] = 0; //
 
  rho[1] = 0.20146; //  k892
  phi[1] = 2.9328;  //
 
  rho[2] = 0.81611; //  k1410
  phi[2] = -2.0637;
 
  rho[3] = 0.49421; //  kpiswave
  phi[3] = -4.4523;
 
  rho[4] = 5.4953; //   non-Dwave
  phi[4] = 1.7266; //
 
  spin[0] = 0; // a0980
  spin[1] = 1; // k892
  spin[2] = 1; // k1410
  spin[3] = 0; // kpiSwave
  spin[4] = 2; // nonD
 
  modetype[0] = 23; //  a0980
  modetype[1] = 12; // k892
  modetype[2] = 12; // k1410
  modetype[3] = 12; // kpis
  modetype[4] = 13; // non D
 
  /*
     std::cout << "EvtD0ToKSpi0eta ==> Initialization" << std::endl;
     for (int i=0; i<5; i++) {
       cout << i << " rho= " << rho[i] << " phi= " << phi[i] << endl;
     }
  */
 
  mD0       = 1.864;
  mK0       = 0.497611;
  mKa       = 0.49368;
  mPi       = 0.13957;
  mK02      = 0.237616707;
  mPi2      = 0.01947978;
  mass_EtaP = 0.95778;
  mass_Kaon = 0.49368;
 
  math_pi    = 3.1415926;
  mass_Pion  = 0.13957;
  mass_Pion2 = 0.0194797849;
  mass_2Pion = 0.27914;
  math_2pi   = 6.2831852;
  rD2        = 25.0; // 5*5
  rRes2      = 9.0;  // 3*3
  // g1 = 0.5468;
  g2  = 0.23;
  GS1 = 0.636619783;
  GS2 = 0.01860182466;
  GS3 = 0.1591549458;
  GS4 = 0.00620060822;
 
  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 EvtD0ToKSpi0eta::initProbMax ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 126 of file EvtD0ToKSpi0eta.cc.

                                  {
  setProbMax( 625.0 ); // MAXprob =  621.9269871585
}

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

• EvtD0ToKSpi0eta.hh
• EvtD0ToKSpi0eta.cc