BOSS 7.0.6
BESIII Offline Software System
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EvtVSS Class Reference

#include <EvtVSS.hh>

+ Inheritance diagram for EvtVSS:

Public Member Functions

 EvtVSS ()
 
virtual ~EvtVSS ()
 
void getName (std::string &name)
 
EvtDecayBaseclone ()
 
void decay (EvtParticle *p)
 
void init ()
 
void initProbMax ()
 
- 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 EvtVSS.hh.

Constructor & Destructor Documentation

◆ EvtVSS()

EvtVSS::EvtVSS ( )
inline

Definition at line 32 of file EvtVSS.hh.

32{}

Referenced by clone().

◆ ~EvtVSS()

EvtVSS::~EvtVSS ( )
virtual

Definition at line 32 of file EvtVSS.cc.

32{}

Member Function Documentation

◆ clone()

EvtDecayBase * EvtVSS::clone ( )
virtual

Implements EvtDecayBase.

Definition at line 41 of file EvtVSS.cc.

41 {
42
43 return new EvtVSS;
44
45}
EvtVSS()
Definition: EvtVSS.hh:32

◆ decay()

void EvtVSS::decay ( EvtParticle p)
virtual

Implements EvtDecayBase.

Definition at line 67 of file EvtVSS.cc.

67 {
68
70
71 EvtVector4R pDaug = p->getDaug(0)->getP4();
72
73 double norm=1.0/pDaug.d3mag();
74
75 for (int i=0; i<3; i++) vertex(i,norm*pDaug*(p->eps(i)));
76
77 return;
78}
void vertex(const EvtComplex &amp)
Definition: EvtDecayAmp.hh:37
EvtId * getDaugs()
Definition: EvtDecayBase.hh:65
const EvtVector4R & getP4() const
Definition: EvtParticle.cc:121
EvtParticle * getDaug(int i)
Definition: EvtParticle.cc:85
virtual EvtVector4C eps(int i) const
Definition: EvtParticle.cc:576
double initializePhaseSpace(int numdaughter, EvtId *daughters, double poleSize=-1., int whichTwo1=0, int whichTwo2=1)
double d3mag() const
Definition: EvtVector4R.cc:186

◆ getName()

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

Implements EvtDecayBase.

Definition at line 34 of file EvtVSS.cc.

34 {
35
36 model_name="VSS";
37
38}

◆ init()

void EvtVSS::init ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 47 of file EvtVSS.cc.

47 {
48
49 // check that there are 0 arguments
50 checkNArg(0);
51
52 // check that there are 2 daughters
53 checkNDaug(2);
54
55 // check the parent and daughter spins
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)

◆ initProbMax()

void EvtVSS::initProbMax ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 61 of file EvtVSS.cc.

61 {
62
63 setProbMax(1.0);
64
65}
void setProbMax(double prbmx)

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