BOSS 7.1.2
BESIII Offline Software System
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Public Member Functions | List of all members
EvtDsToEtappipi0 Class Reference

#include <EvtDsToEtappipi0.hh>

+ Inheritance diagram for EvtDsToEtappipi0:

Public Member Functions

 EvtDsToEtappipi0 ()
 
virtual ~EvtDsToEtappipi0 ()
 
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 EvtDsToEtappipi0.hh.

Constructor & Destructor Documentation

◆ EvtDsToEtappipi0()

EvtDsToEtappipi0::EvtDsToEtappipi0 ( )
inline

Definition at line 12 of file EvtDsToEtappipi0.hh.

12{}

Referenced by clone().

◆ ~EvtDsToEtappipi0()

EvtDsToEtappipi0::~EvtDsToEtappipi0 ( )
virtual

Definition at line 32 of file EvtDsToEtappipi0.cc.

32{}

Member Function Documentation

◆ clone()

EvtDecayBase * EvtDsToEtappipi0::clone ( )
virtual

Implements EvtDecayBase.

Definition at line 38 of file EvtDsToEtappipi0.cc.

38 {
39 return new EvtDsToEtappipi0;
40}

◆ decay()

void EvtDsToEtappipi0::decay ( EvtParticle * p)
virtual

Implements EvtDecayBase.

Definition at line 109 of file EvtDsToEtappipi0.cc.

109 {
110 /*
111 double maxprob = 0.0;
112 for(int ir=0;ir<=40000000;ir++){
113 p->initializePhaseSpace(getNDaug(),getDaugs());
114 EvtVector4R D1 = p->getDaug(0)->getP4();
115 EvtVector4R D2 = p->getDaug(1)->getP4();
116 EvtVector4R D3 = p->getDaug(2)->getP4();
117
118 double P1[4], P2[4], P3[4];
119 P1[0] = D1.get(0); P1[1] = D1.get(1); P1[2] = D1.get(2); P1[3] = D1.get(3);
120 P2[0] = D2.get(0); P2[1] = D2.get(1); P2[2] = D2.get(2); P2[3] = D2.get(3);
121 P3[0] = D3.get(0); P3[1] = D3.get(1); P3[2] = D3.get(2); P3[3] = D3.get(3);
122
123 double value;
124 //value = calDalEva(P1, P2, P3);
125 int g0[6]={1};
126 int spin[6]={1};
127 int nstates=1;
128 calEva(P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value);
129 if (value<0) continue;
130 if(value>maxprob) {
131 maxprob=value;
132 cout << "ir= " << ir << endl;
133 cout << "double P1[4] = {" << P1[0] <<","<< P1[1] <<","<< P1[2] <<","<< P1[3] <<"};"<< endl;
134 cout << "double P2[4] = {" << P2[0] <<","<< P2[1] <<","<< P2[2] <<","<< P2[3] <<"};"<< endl;
135 cout << "double P3[4] = {" << P3[0] <<","<< P3[1] <<","<< P3[2] <<","<< P3[3] <<"};"<< endl;
136 cout << "MAX====> " << maxprob << endl;
137 }
138 }
139 printf("MAXprob = %.10f\n",maxprob);
140 */
141 p->initializePhaseSpace(getNDaug(),getDaugs());
142 EvtVector4R D1 = p->getDaug(0)->getP4();
143 EvtVector4R D2 = p->getDaug(1)->getP4();
144 EvtVector4R D3 = p->getDaug(2)->getP4();
145
146 double P1[4], P2[4], P3[4];
147 P1[0] = D1.get(0); P1[1] = D1.get(1); P1[2] = D1.get(2); P1[3] = D1.get(3);
148 P2[0] = D2.get(0); P2[1] = D2.get(1); P2[2] = D2.get(2); P2[3] = D2.get(3);
149 P3[0] = D3.get(0); P3[1] = D3.get(1); P3[2] = D3.get(2); P3[3] = D3.get(3);
150
151 double value;
152 int g0[6]={1};
153 int spin[6]={1};
154 int nstates=1;
155
156 calEva(P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value);
157
158 setProb(value);
159 return ;
160
161}
EvtDecayBase::getDaugs
EvtId * getDaugs()
Definition EvtDecayBase.hh:65
EvtDecayProb::setProb
void setProb(double prob)
Definition EvtDecayProb.hh:34
EvtParticle::getP4
const EvtVector4R & getP4() const
Definition EvtParticle.cc:120
EvtParticle::getDaug
EvtParticle * getDaug(int i)
Definition EvtParticle.cc:84
EvtParticle::initializePhaseSpace
double initializePhaseSpace(int numdaughter, EvtId *daughters, double poleSize=-1., int whichTwo1=0, int whichTwo2=1)
Definition EvtParticle.cc:1070
EvtVector4R::get
double get(int i) const
Definition EvtVector4R.hh:179

◆ getName()

void EvtDsToEtappipi0::getName ( std::string & name)
virtual

Implements EvtDecayBase.

Definition at line 34 of file EvtDsToEtappipi0.cc.

34 {
35 model_name="DsToEtappipi0";
36}

◆ init()

void EvtDsToEtappipi0::init ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 42 of file EvtDsToEtappipi0.cc.

42 {
43 // check that there are 0 arguments
44 checkNArg(0);
45 checkNDaug(3);
46 checkSpinParent(EvtSpinType::SCALAR);
47 checkSpinDaughter(0,EvtSpinType::SCALAR);
48 checkSpinDaughter(1,EvtSpinType::SCALAR);
49 checkSpinDaughter(2,EvtSpinType::SCALAR);
50
51 phi[0] = 0;
52 rho[0] = 1;
53 phi[1] = 0;
54 rho[1] = 0;
55 phi[2] = 0;
56 rho[2] = 0;
57 phi[3] = 0;
58 rho[3] = 0;
59 phi[4] = 0;
60 rho[4] = 0;
61 phi[5] = 0;
62 rho[5] = 0;
63
64 phi[0] = 0.0;
65 rho[0] = 1.0;
66
67 modetype[0]= 23;
68
69 //cout << "DsToEtappipi0 :" << endl;
70 //for (int i=0; i<6; i++) {
71 // cout << i << " rho= " << rho[i] << " phi= " << phi[i] << endl;
72 //}
73
74 width[0] = 0.1491;
75 mass[0] = 0.77526;
76
77 mD = 1.86486;
78 mDs = 1.9683;
79 rRes = 9.0;
80 rD = 5.0;
81 metap = 0.95778;
82 mkstr = 0.89594;
83 mk0 = 0.497614;
84 mass_Kaon = 0.49368;
85 mass_Pion = 0.13957;
86 mass_Pi0 = 0.1349766;
87 math_pi = 3.1415926;
88 ma0 = 0.99;
89 Ga0 = 0.0756;
90 meta = 0.547862;
91
92 GS1 = 0.636619783;
93 GS2 = 0.01860182466;
94 GS3 = 0.1591549458; // 1/(2*math_2pi)
95 GS4 = 0.00620060822; // mass_Pion2/math_pi
96
97 int GG[4][4] = { {1,0,0,0}, {0,-1,0,0}, {0,0,-1,0}, {0,0,0,-1} };
98 for (int i=0; i<4; i++) {
99 for (int j=0; j<4; j++) {
100 G[i][j] = GG[i][j];
101 }
102 }
103}
EvtDecayBase::checkSpinDaughter
void checkSpinDaughter(int d1, EvtSpinType::spintype sp)
Definition EvtDecayBase.cc:533
EvtDecayBase::checkSpinParent
void checkSpinParent(EvtSpinType::spintype sp)
Definition EvtDecayBase.cc:520
EvtDecayBase::checkNDaug
void checkNDaug(int d1, int d2=-1)
Definition EvtDecayBase.cc:504
EvtDecayBase::checkNArg
void checkNArg(int a1, int a2=-1, int a3=-1, int a4=-1)
Definition EvtDecayBase.cc:482

◆ initProbMax()

void EvtDsToEtappipi0::initProbMax ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 105 of file EvtDsToEtappipi0.cc.

105 {
106 setProbMax(59.2);
107}
EvtDecayBase::setProbMax
void setProbMax(double prbmx)
Definition EvtDecayBase.cc:297
The documentation for this class was generated from the following files: