CGEM BOSS 6.6.5.g
BESIII Offline Software System
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EvtChi0BB2 Class Reference

#include <EvtChi0BB2.hh>

+ Inheritance diagram for EvtChi0BB2:

Public Member Functions

 EvtChi0BB2 ()
 
virtual ~EvtChi0BB2 ()
 
void getName (std::string &name)
 
EvtDecayBaseclone ()
 
void decay (EvtParticle *p)
 
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 void getName (std::string &name)=0
 
virtual void decay (EvtParticle *p)=0
 
virtual void makeDecay (EvtParticle *p)=0
 
virtual EvtDecayBaseclone ()=0
 
virtual void init ()
 
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 ()
 
EvtIdgetDaugs ()
 
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 EvtChi0BB2.hh.

Constructor & Destructor Documentation

◆ EvtChi0BB2()

EvtChi0BB2::EvtChi0BB2 ( )
inline

Definition at line 32 of file EvtChi0BB2.hh.

32{}

Referenced by clone().

◆ ~EvtChi0BB2()

EvtChi0BB2::~EvtChi0BB2 ( )
virtual

Definition at line 36 of file EvtChi0BB2.cc.

36{}

Member Function Documentation

◆ clone()

EvtDecayBase * EvtChi0BB2::clone ( )
virtual

Implements EvtDecayBase.

Definition at line 45 of file EvtChi0BB2.cc.

45 {
46
47 return new EvtChi0BB2;
48
49}

◆ decay()

void EvtChi0BB2::decay ( EvtParticle p)
virtual

Implements EvtDecayBase.

Definition at line 70 of file EvtChi0BB2.cc.

70 {
71
73
74 EvtParticle *v,*s1;
75 EvtVector4R pv,ps,ppr;
76
77 v =p->getDaug(0);
78 s1=p->getDaug(1);
79 pv=v->getP4();
80 ps=s1->getP4();
81 ppr=p->getP4();
82
83// Put phase space results into the daughters.
84 EvtHelSys angles(ppr,pv); //using helicity sys. angles
85 double theta =angles.getHelAng(1);
86 double phi =angles.getHelAng(2);
87 double gamma=0;
88
89 double F00=getArg(0);
90 double F11=getArg(1);
91 double F33=F00;
92 double F22=F11;
93//cout<<"************F00,F11,F22,F33="<<F00<<F11<<F22<<F33<<endl;
94 vertex(0,0,F00);
95 vertex(1,1,F11);
96 vertex(2,2,F22);
97 vertex(3,3,F33);
98
99 return ;
100
101}
**********Class see also m_nmax DOUBLE PRECISION m_amel DOUBLE PRECISION m_x2 DOUBLE PRECISION m_alfinv DOUBLE PRECISION m_Xenph INTEGER m_KeyWtm INTEGER m_idyfs DOUBLE PRECISION m_zini DOUBLE PRECISION m_q2 DOUBLE PRECISION m_Wt_KF DOUBLE PRECISION m_WtCut INTEGER m_KFfin *COMMON c_KarLud $ !Input CMS energy[GeV] $ !CMS energy after beam spread beam strahlung[GeV] $ !Beam energy spread[GeV] $ !z boost due to beam spread $ !electron beam mass *ff pair spectrum $ !minimum v
Definition: KarLud.h:35
void vertex(const EvtComplex &amp)
Definition: EvtDecayAmp.hh:37
double getArg(int j)
EvtId * getDaugs()
Definition: EvtDecayBase.hh:65
const EvtVector4R & getP4() const
Definition: EvtParticle.cc:121
EvtParticle * getDaug(int i)
Definition: EvtParticle.cc:85
double initializePhaseSpace(int numdaughter, EvtId *daughters, double poleSize=-1., int whichTwo1=0, int whichTwo2=1)

◆ getName()

void EvtChi0BB2::getName ( std::string &  name)
virtual

Implements EvtDecayBase.

Definition at line 38 of file EvtChi0BB2.cc.

38 {
39
40 model_name="Chi0BB2";
41
42}

◆ init()

void EvtChi0BB2::init ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 51 of file EvtChi0BB2.cc.

51 {
52// check that there are 1 arguments
53 checkNArg(2);
54 checkNDaug(2);
58
59 }
void checkSpinDaughter(int d1, EvtSpinType::spintype sp)
void checkSpinParent(EvtSpinType::spintype sp)
void checkNDaug(int d1, int d2=-1)
void checkNArg(int a1, int a2=-1, int a3=-1, int a4=-1)

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