BOSS 8.0.0
BESIII Offline Software System
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EvtDsToKSKpi0 Class Reference

#include <EvtDsToKSKpi0.hh>

Inheritance diagram for EvtDsToKSKpi0:

Public Member Functions

 EvtDsToKSKpi0 ()
virtual ~EvtDsToKSKpi0 ()
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 EvtDsToKSKpi0.hh.

Constructor & Destructor Documentation

◆ EvtDsToKSKpi0()

EvtDsToKSKpi0::EvtDsToKSKpi0 ( )
inline

Definition at line 12 of file EvtDsToKSKpi0.hh.

12{}

Referenced by clone().

◆ ~EvtDsToKSKpi0()

EvtDsToKSKpi0::~EvtDsToKSKpi0 ( )
virtual

Definition at line 32 of file EvtDsToKSKpi0.cc.

32{}

Member Function Documentation

◆ clone()

EvtDecayBase * EvtDsToKSKpi0::clone ( )
virtual

Implements EvtDecayBase.

Definition at line 36 of file EvtDsToKSKpi0.cc.

36{ return new EvtDsToKSKpi0; }

◆ decay()

void EvtDsToKSKpi0::decay ( EvtParticle * p)
virtual

Implements EvtDecayBase.

Definition at line 121 of file EvtDsToKSKpi0.cc.

121 {
122 /*
123 double maxprob = 0.0;
124 for(int ir=0;ir<=60000000;ir++){
125 p->initializePhaseSpace(getNDaug(),getDaugs());
126 EvtVector4R D1 = p->getDaug(0)->getP4();
127 EvtVector4R D2 = p->getDaug(1)->getP4();
128 EvtVector4R D3 = p->getDaug(2)->getP4();
129
130 double P1[4], P2[4], P3[4];
131 P1[0] = D1.get(0); P1[1] = D1.get(1); P1[2] = D1.get(2); P1[3] = D1.get(3);
132 P2[0] = D2.get(0); P2[1] = D2.get(1); P2[2] = D2.get(2); P2[3] = D2.get(3);
133 P3[0] = D3.get(0); P3[1] = D3.get(1); P3[2] = D3.get(2); P3[3] = D3.get(3);
134
135 double value;
136 //value = calDalEva(P1, P2, P3);
137 int g0[6]={1,1,1,1,1,1};
138 int spin[6]={0,1,1,1,1,0};
139
140 int nstates=6;
141 calEva(P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value);
142 if (value<0) continue;
143 if(value>maxprob) {
144 maxprob=value;
145 cout << "ir= " << ir << endl;
146 cout << "double P1[4] = {" << P1[0] <<","<< P1[1] <<","<< P1[2] <<","<< P1[3]
147 <<"};"<<" "<< sqrt(P1[0]*P1[0]-P1[1]*P1[1]-P1[2]*P1[2]-P1[3]*P1[3]) <<endl; cout <<
148 "double P2[4] = {" << P2[0] <<","<< P2[1]
149 <<","<< P2[2] <<","<< P2[3] <<"};"<< " "<<
150 sqrt(P2[0]*P2[0]-P2[1]*P2[1]-P2[2]*P2[2]-P2[3]*P2[3]) <<endl; cout << "double P3[4] = {"
151 << P3[0] <<","<< P3[1] <<","<< P3[2] <<","<< P3[3] <<"};"<< " "<<
152 sqrt(P3[0]*P3[0]-P3[1]*P3[1]-P3[2]*P3[2]-P3[3]*P3[3]) <<endl; cout << "MAX====> " <<
153 maxprob << endl;
154
155
156 }
157
158 }
159 printf("MAXprob = %.10f\n",maxprob);
160 */
161
162 p->initializePhaseSpace( getNDaug(), getDaugs() );
163 EvtVector4R D1 = p->getDaug( 0 )->getP4();
164 EvtVector4R D2 = p->getDaug( 1 )->getP4();
165 EvtVector4R D3 = p->getDaug( 2 )->getP4();
166
167 double P1[4], P2[4], P3[4];
168 P1[0] = D1.get( 0 );
169 P1[1] = D1.get( 1 );
170 P1[2] = D1.get( 2 );
171 P1[3] = D1.get( 3 );
172 P2[0] = D2.get( 0 );
173 P2[1] = D2.get( 1 );
174 P2[2] = D2.get( 2 );
175 P2[3] = D2.get( 3 );
176 P3[0] = D3.get( 0 );
177 P3[1] = D3.get( 1 );
178 P3[2] = D3.get( 2 );
179 P3[3] = D3.get( 3 );
180
181 // P1[0] = 0.619505234038183; P1[1] = -0.091552038742807; P1[2] = -0.326369642554372; P1[3]
182 // = 0.145835944211028; P2[0] = 0.537869938150145; P2[1] = 0.060139034763020; P2[2] =
183 // -0.082936309719630; P2[3] = -0.187328468377079; P3[0] = 0.875173341522316; P3[1] =
184 // 0.176856301894967; P3[2] = 0.816309543635941; P3[3] = -0.223764071089403;
185 // P1[0] = 0.958942320949657; P1[1] =-0.130886193017869 ; P1[2] = 0.458368295934040; P1[3] =
186 // -0.666871795529042; P2[0] = 0.840895041827643; P2[1] = -0.279686661949455; P2[2] =
187 // -0.173310031669695; P2[3] = 0.595924907258905; P3[0] = 0.205192165542905 ; P3[1] =
188 // 0.148385551896119; P3[2] = -0.008476135905980; P3[3] = 0.042367724031334; P1[0] = ; P1[1]
189 // = ; P1[2] = ; P1[3] = ;
190 // P2[0] = ; P2[1] = ; P2[2] = ; P2[3] = ;
191 // P3[0] = ; P3[1] = ; P3[2] = ; P3[3] = ;
192 // P1[0] =0.61748841695829326248 ; P1[1] =-0.16431886625773378663 ; P1[2] =
193 // -0.015984626326897594106; P1[3] = -0.32623606810397931532; P2[0] =0.61165109530060246534 ;
194 // P2[1] = -0.16009556658150744801; P2[2] = -0.016518497076036600668; P2[3] =
195 // -0.32325478223947284873; P3[0] =0.73916048774110421071 ; P3[1] = 0.32441443283924120689;
196 // P3[2] = 0.032503123402934194774; P3[3] = 0.64949085034345221956;
197
198 double value;
199 int g0[6] = { 1, 1, 1, 1, 1, 1 };
200 int spin[6] = { 0, 1, 1, 1, 1, 0 };
201 int nstates = 6;
202 calEva( P1, P2, P3, mass, width, rho, phi, g0, spin, modetype, nstates, value );
203
204 setProb( value );
205
206 return;
207}
EvtDecayBase::getDaugs
EvtId * getDaugs()
Definition EvtDecayBase.hh:68
EvtDecayProb::setProb
void setProb(double prob)
Definition EvtDecayProb.hh:40
EvtParticle::getP4
const EvtVector4R & getP4() const
Definition EvtParticle.cc:108
EvtParticle::getDaug
EvtParticle * getDaug(int i)
Definition EvtParticle.cc:80
EvtParticle::initializePhaseSpace
double initializePhaseSpace(int numdaughter, EvtId *daughters, double poleSize=-1., int whichTwo1=0, int whichTwo2=1)
Definition EvtParticle.cc:1042
EvtVector4R::get
double get(int i) const
Definition EvtVector4R.hh:171

◆ getName()

void EvtDsToKSKpi0::getName ( std::string & name)
virtual

Implements EvtDecayBase.

Definition at line 34 of file EvtDsToKSKpi0.cc.

34{ model_name = "DsToKSKpi0"; }

◆ init()

void EvtDsToKSKpi0::init ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 38 of file EvtDsToKSKpi0.cc.

38 {
39 // check that there are 0 arguments
40 checkNArg( 0 );
41 checkNDaug( 3 );
42 checkSpinParent( EvtSpinType::SCALAR );
43 checkSpinDaughter( 0, EvtSpinType::SCALAR );
44 checkSpinDaughter( 1, EvtSpinType::SCALAR );
45 checkSpinDaughter( 2, EvtSpinType::SCALAR );
46
47 phi[0] = 0;
48 rho[0] = 0;
49 phi[1] = 0;
50 rho[1] = 1;
51 phi[2] = 0;
52 rho[2] = 0;
53 phi[3] = 0;
54 rho[3] = 0;
55 phi[4] = 0;
56 rho[4] = 0;
57 phi[5] = 0;
58 rho[5] = 0;
59 phi[0] = 5.2793e+00;
60 phi[2] = -6.4411e+00;
61 phi[3] = 2.2286e-01;
62 phi[5] = -2.5771e+00;
63
64 rho[0] = 8.5648e-01;
65 rho[2] = 6.7257e-01;
66 rho[3] = 1.8923e+00;
67 rho[5] = 2.3549e+00;
68
69 modetype[0] = 12;
70 modetype[1] = 13;
71 modetype[2] = 23;
72 modetype[3] = 13;
73 modetype[4] = 23;
74 modetype[5] = 12;
75
76 // cout << "DsToKSKpi0 :" << endl;
77 // for (int i=0; i<6; i++) {
78 // cout << i << " rho= " << rho[i] << " phi= " << phi[i] << endl;
79 // }
80
81 width[0] = 0.0732;
82 width[1] = 0.0473;
83 width[2] = 0.0503;
84 width[3] = 0.232;
85 width[4] = 0.1767;
86 width[5] = 0.0993;
87
88 mass[0] = 1.0007;
89 mass[1] = 0.89555;
90 mass[2] = 0.89176;
91 mass[3] = 1.414;
92 mass[4] = 1.600;
93 mass[5] = 1.8154;
94
95 mD = 1.86486;
96 mDs = 1.9683;
97 rRes = 9.0;
98 rD = 5.0;
99 metap = 0.95778;
100 mkstr = 0.89594;
101 mk0 = 0.497614;
102 mass_Kaon = 0.49368;
103 mass_Pion = 0.13957;
104 mass_Pi0 = 0.1349766;
105 math_pi = 3.1415926;
106
107 GS1 = 0.636619783;
108 GS2 = 0.01860182466;
109 GS3 = 0.1591549458; // 1/(2*math_2pi)
110 GS4 = 0.00620060822; // mass_Pion2/math_pi
111
112 int GG[4][4] = { { 1, 0, 0, 0 }, { 0, -1, 0, 0 }, { 0, 0, -1, 0 }, { 0, 0, 0, -1 } };
113 for ( int i = 0; i < 4; i++ )
114 {
115 for ( int j = 0; j < 4; j++ ) { G[i][j] = GG[i][j]; }
116 }
117}
EvtDecayBase::checkSpinDaughter
void checkSpinDaughter(int d1, EvtSpinType::spintype sp)
Definition EvtDecayBase.cc:492
EvtDecayBase::checkSpinParent
void checkSpinParent(EvtSpinType::spintype sp)
Definition EvtDecayBase.cc:479
EvtDecayBase::checkNDaug
void checkNDaug(int d1, int d2=-1)
Definition EvtDecayBase.cc:465
EvtDecayBase::checkNArg
void checkNArg(int a1, int a2=-1, int a3=-1, int a4=-1)
Definition EvtDecayBase.cc:449

◆ initProbMax()

void EvtDsToKSKpi0::initProbMax ( )
virtual

Reimplemented from EvtDecayBase.

Definition at line 119 of file EvtDsToKSKpi0.cc.

119{ setProbMax( 1871.0 ); }
EvtDecayBase::setProbMax
void setProbMax(double prbmx)
Definition EvtDecayBase.cc:261
The documentation for this class was generated from the following files: