EvtDTopipi0pi0 Class Reference

#include <EvtDTopipi0pi0.hh>

Inheritance diagram for EvtDTopipi0pi0:

Public Member Functions
	EvtDTopipi0pi0 ()
virtual	~EvtDTopipi0pi0 ()
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 EvtDTopipi0pi0.hh.

Constructor & Destructor Documentation

EvtDTopipi0pi0()

EvtDTopipi0pi0::EvtDTopipi0pi0 ( )

inline

Definition at line 11 of file EvtDTopipi0pi0.hh.

{}

Referenced by clone().

~EvtDTopipi0pi0()

EvtDTopipi0pi0::~EvtDTopipi0pi0 ( )

virtual

Definition at line 38 of file EvtDTopipi0pi0.cc.

{}

Member Function Documentation

clone()

EvtDecayBase * EvtDTopipi0pi0::clone ( )

virtual

Implements EvtDecayBase.

Definition at line 44 of file EvtDTopipi0pi0.cc.

                                   {
    return new EvtDTopipi0pi0;
}

decay()

void EvtDTopipi0pi0::decay ( EvtParticle * p )

virtual

Implements EvtDecayBase.

Definition at line 125 of file EvtDTopipi0pi0.cc.

                                         {
 
    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 g0[4]={1,2,2,6};
    int spin[4]={2,1,1,0};
    int nstates=4;
    double r0[4]={3,3,3,3};
    double r1[4]={5,5,5,5};
 
    calEva(P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value,r0,r1);
 
    setProb(value);
    return ;
 
}

getName()

void EvtDTopipi0pi0::getName ( std::string & name )

virtual

Implements EvtDecayBase.

Definition at line 40 of file EvtDTopipi0pi0.cc.

                                                 {
    model_name="DTopipi0pi0";
}

init()

void EvtDTopipi0pi0::init ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 48 of file EvtDTopipi0pi0.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] =9.32300;
    phi[1] = 0.0;
    phi[2] = 2.61960;
    phi[3] = 0.0;
 
    rho[0] = 1.26430;
    rho[1] = 1.0;
    rho[2] = 0.95403;
    rho[3] = 1.0;
 
 
    modetype[0]= 23;
    modetype[1]= 12;
    modetype[2]= 12;
    modetype[3]= 23;
 
/*
    std::cout << "Initializing EvtDTopipi0pi0" << std::endl;
    for (int i=0; i<4; i++) {
        cout << i << " rho= " << rho[i] << " phi= " << phi[i] << endl;
    }
*/
    width[0]  = 0.1867;
    width[1]  = 0.1502;
    width[2]  = 0.4;
    width[3]  = 0.020;
 
    mass[0]   = 1.2755;
    mass[1]   = 0.7665;
    mass[2]   = 1.465;
    mass[3]   = 0.900;
 
    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;
    ma0 = 0.99;
    Ga0 = 0.0756;
    meta = 0.547862;
    mass_Kaon = 0.49368;
    mass_Eta = 0.547862;
    mass_Etap = 0.95778;
 
 
    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 EvtDTopipi0pi0::initProbMax ( )

virtual

Reimplemented from EvtDecayBase.

Definition at line 121 of file EvtDTopipi0pi0.cc.

                                 {
    setProbMax(528.0);
}

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

• EvtDTopipi0pi0.hh
• EvtDTopipi0pi0.cc