BOSS 7.1.2
BESIII Offline Software System
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Public Member Functions | List of all members
EvtD0To2pip2pim Class Reference

#include <EvtD0To2pip2pim.hh>

+ Inheritance diagram for EvtD0To2pip2pim:

Public Member Functions

 EvtD0To2pip2pim ()
 
virtual ~EvtD0To2pip2pim ()
 
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 30 of file EvtD0To2pip2pim.hh.

Constructor & Destructor Documentation

◆ EvtD0To2pip2pim()

EvtD0To2pip2pim::EvtD0To2pip2pim ( )
inline

Definition at line 34 of file EvtD0To2pip2pim.hh.

34{}

Referenced by clone().

◆ ~EvtD0To2pip2pim()

EvtD0To2pip2pim::~EvtD0To2pip2pim ( )
virtual

Definition at line 37 of file EvtD0To2pip2pim.cc.

37{}

Member Function Documentation

◆ clone()

EvtDecayBase * EvtD0To2pip2pim::clone ( )
virtual

Implements EvtDecayBase.

Definition at line 43 of file EvtD0To2pip2pim.cc.

43 {
44 return new EvtD0To2pip2pim;
45}

◆ decay()

void EvtD0To2pip2pim::decay ( EvtParticle * p)
virtual

Implements EvtDecayBase.

Definition at line 193 of file EvtD0To2pip2pim.cc.

193 {
194/*
195 double maxprob = 0.0;
196 for(int ir=0;ir<=60000000;ir++){
197 p->initializePhaseSpace(getNDaug(),getDaugs());
198 for(int i=0; i<_nd; i++){
199 _p4Lab[i]=p->getDaug(i)->getP4Lab();
200 _p4CM[i]=p->getDaug(i)->getP4();
201 }
202 double Prob = AmplitudeSquare(charm, tagmode);
203 if(Prob>maxprob) {
204 maxprob=Prob;
205 std::cout << "Max PDF = " << ir << " prob= " << Prob << std::endl;
206 }
207 }
208 std::cout << "Max!!!!!!!!!!! " << maxprob<< std::endl;
209*/
210 p->initializePhaseSpace(getNDaug(),getDaugs());
211 for(int i=0; i<_nd; i++){
212 _p4Lab[i]=p->getDaug(i)->getP4Lab();
213 _p4CM[i]=p->getDaug(i)->getP4();
214 }
215 double prob = AmplitudeSquare(charm, tagmode);
216 setProb(prob);
217 return;
218}
EvtDecayBase::getDaugs
EvtId * getDaugs()
Definition EvtDecayBase.hh:65
EvtDecayProb::setProb
void setProb(double prob)
Definition EvtDecayProb.hh:34
EvtParticle::getP4Lab
EvtVector4R getP4Lab()
Definition EvtParticle.cc:684
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

◆ getName()

void EvtD0To2pip2pim::getName ( std::string & name)
virtual

Implements EvtDecayBase.

Definition at line 39 of file EvtD0To2pip2pim.cc.

39 {
40 model_name="D0To2pip2pim";
41}

◆ init()

void EvtD0To2pip2pim::init ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 47 of file EvtD0To2pip2pim.cc.

47 {
48 checkNArg(2);
49 checkNDaug(4);
50 charm = getArg(0);
51 tagmode = getArg(1);
52 //std::cout << "Initializing EvtD0To2pip2pim: charm= "<<charm<<" tagmode= "<<tagmode<<std::endl;
53
54 double mag[30], pha[30];
55 mag[0]= 100.0; pha[0]= 0.0;
56 mag[1]= 7.95507; pha[1]= -0.0687407;
57 mag[2]= 37.5559; pha[2]= -1.74946;
58 mag[3]= 61.2172; pha[3]= 2.98079;
59 mag[4]= 187.79; pha[4]= 2.64471;
60 mag[5]= 385.474; pha[5]= -0.137107;
61 mag[6]= 0.330788; pha[6]= 0.268133;
62 mag[7]= 127.158; pha[7]= -2.47773;
63 mag[8]= 339.914; pha[8]= 2.22856;
64 mag[9]= 0.320888; pha[9]= -2.6194;
65 mag[10]=0.366283; pha[10]=-0.26867;
66 mag[11]=86.0865; pha[11]=-2.49649;
67 mag[12]=6.1541; pha[12]=-1.18299;
68 mag[13]=56.6067; pha[13]=0.142977;
69 mag[14]=92.3073; pha[14]=-2.15881;
70 mag[15]=10.5885; pha[15]=-3.03166;
71 mag[16]=8.36765; pha[16]=1.8417;
72 mag[17]=6.56437; pha[17]=-2.93087;
73 mag[18]=15.7197; pha[18]=0.96925;
74 mag[19]=21.4195; pha[19]=-1.23701;
75 mag[20]=56.8867; pha[20]=-0.385837;
76 mag[21]=231.626; pha[21]=2.14842;
77 mag[22]=2938.45; pha[22]=-0.693491;
78 mag[23]=7252.7; pha[23]=2.23659;
79 mag[24]=5165.87; pha[24]=0.913557;
80 mag[25]=11508.6; pha[25]=-1.07187;
81 mag[26]=2461.86; pha[26]=1.8709;
82 mag[27]=8757.75; pha[27]=2.40756;
83 mag[28]=19.7413; pha[28]=-1.0753;
84 mag[29]=66.3826; pha[29]=2.34666;
85
86 fitpara.clear();
87 for(int i=0; i<30; i++){
88 complex<double> ctemp(mag[i]*cos(pha[i]),mag[i]*sin(pha[i]));
89 fitpara.push_back(ctemp);
90 }
91
92 g_uv.clear();
93 for(int i=0; i<4; i++){
94 for(int j=0; j<4; j++){
95 if(i!=j){
96 g_uv.push_back(0.0);
97 }else if(i<3){
98 g_uv.push_back(-1.0);
99 }else if(i==3){
100 g_uv.push_back(1.0);
101 }
102 }
103 }
104
105 epsilon_uvmn.clear();
106 for(int i=0; i<4; i++){
107 for(int j=0; j<4; j++){
108 for(int k=0; k<4; k++){
109 for(int l=0; l<4; l++){
110 if(i==j || i==k || i==l || j==k || j==l || k==l){
111 epsilon_uvmn.push_back(0.0);
112 }else{
113 if(i==0 && j==1 && k==2 && l==3) epsilon_uvmn.push_back(1.0);
114 if(i==0 && j==1 && k==3 && l==2) epsilon_uvmn.push_back(-1.0);
115 if(i==0 && j==2 && k==1 && l==3) epsilon_uvmn.push_back(-1.0);
116 if(i==0 && j==2 && k==3 && l==1) epsilon_uvmn.push_back(1.0);
117 if(i==0 && j==3 && k==1 && l==2) epsilon_uvmn.push_back(1.0);
118 if(i==0 && j==3 && k==2 && l==1) epsilon_uvmn.push_back(-1.0);
119
120 if(i==1 && j==0 && k==2 && l==3) epsilon_uvmn.push_back(-1.0);
121 if(i==1 && j==0 && k==3 && l==2) epsilon_uvmn.push_back(1.0);
122 if(i==1 && j==2 && k==0 && l==3) epsilon_uvmn.push_back(1.0);
123 if(i==1 && j==2 && k==3 && l==0) epsilon_uvmn.push_back(-1.0);
124 if(i==1 && j==3 && k==0 && l==2) epsilon_uvmn.push_back(-1.0);
125 if(i==1 && j==3 && k==2 && l==0) epsilon_uvmn.push_back(1.0);
126
127 if(i==2 && j==0 && k==1 && l==3) epsilon_uvmn.push_back(1.0);
128 if(i==2 && j==0 && k==3 && l==1) epsilon_uvmn.push_back(-1.0);
129 if(i==2 && j==1 && k==0 && l==3) epsilon_uvmn.push_back(-1.0);
130 if(i==2 && j==1 && k==3 && l==0) epsilon_uvmn.push_back(1.0);
131 if(i==2 && j==3 && k==0 && l==1) epsilon_uvmn.push_back(1.0);
132 if(i==2 && j==3 && k==1 && l==0) epsilon_uvmn.push_back(-1.0);
133
134 if(i==3 && j==0 && k==1 && l==2) epsilon_uvmn.push_back(-1.0);
135 if(i==3 && j==0 && k==2 && l==1) epsilon_uvmn.push_back(1.0);
136 if(i==3 && j==1 && k==0 && l==2) epsilon_uvmn.push_back(1.0);
137 if(i==3 && j==1 && k==2 && l==0) epsilon_uvmn.push_back(-1.0);
138 if(i==3 && j==2 && k==0 && l==1) epsilon_uvmn.push_back(-1.0);
139 if(i==3 && j==2 && k==1 && l==0) epsilon_uvmn.push_back(1.0);
140
141 }
142 }
143 }
144 }
145 }
146
147 _nd = 4;
148 math_pi = 3.1415926f;
149 mass_Pion = 0.13957f;
150
151 rRes = 3.0*0.197321;
152 rD = 5.0*0.197321;
153 m_Pi = 0.139570;
154 m2_Pi = m_Pi*m_Pi;
155
156 m0_rho770 = 0.77526;
157 w0_rho770 = 0.1478;
158
159 m0_rho1450 = 1.465;
160 w0_rho1450 = 0.400;
161
162 m0_f21270 = 1.2755;
163 w0_f21270 = 0.1867;
164
165 m0_a11260 = 1.1337;
166 g1_a11260 = 0.00335;
167 g2_a11260 = 0.0;
168
169 m0_pi1300 = 1.498;
170 w0_pi1300 = 0.590;
171
172 m0_a11420 = 1.411;
173 w0_a11420 = 0.161;
174
175 m0_a11640 = 1.655;
176 w0_a11640 = 0.254;
177
178 m0_a21320 = 1.3186;
179 w0_a21320 = 0.105;
180
181 m0_pi11400 = 1.354;
182 w0_pi11400 = 0.330;
183
184 s0_prod = -5.0;
185
186 return;
187}
sin
double sin(const BesAngle a)
Definition BesAngle.h:210
cos
double cos(const BesAngle a)
Definition BesAngle.h:213
EvtDecayBase::getArg
double getArg(int j)
Definition EvtDecayBase.cc:564
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 EvtD0To2pip2pim::initProbMax ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 189 of file EvtD0To2pip2pim.cc.

189 {
190 setProbMax(1999257515.2);
191}
EvtDecayBase::setProbMax
void setProbMax(double prbmx)
Definition EvtDecayBase.cc:297
The documentation for this class was generated from the following files: