BOSS 7.1.2
BESIII Offline Software System
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Public Member Functions | List of all members
D0ToKLpipi2018 Class Reference

#include <D0ToKLpipi2018.h>

Public Member Functions

 D0ToKLpipi2018 ()
 
virtual ~D0ToKLpipi2018 ()
 
void init ()
 
complex< double > Amp_PFT (vector< double > k0l, vector< double > pip, vector< double > pim)
 

Detailed Description

Definition at line 9 of file D0ToKLpipi2018.h.

Constructor & Destructor Documentation

◆ D0ToKLpipi2018()

D0ToKLpipi2018::D0ToKLpipi2018 ( )
inline

Definition at line 13 of file D0ToKLpipi2018.h.

13{}

◆ ~D0ToKLpipi2018()

D0ToKLpipi2018::~D0ToKLpipi2018 ( )
virtual

Definition at line 24 of file D0ToKLpipi2018.cxx.

24{}

Member Function Documentation

◆ Amp_PFT()

complex< double > D0ToKLpipi2018::Amp_PFT ( vector< double > k0l,
vector< double > pip,
vector< double > pim )

Definition at line 92 of file D0ToKLpipi2018.cxx.

92 {
93
94 vector<double> pD;pD.clear();
95 if(k0l.size()!=4||pip.size()!=4||pim.size()!=4)cout<<"ERROR in KSPIPI daughter 4 momentum"<<endl;
96 for(int i=0;i<k0l.size();i++){
97 pD.push_back(k0l[i] + pip[i] + pim[i]);
98 }
99
100 //EvtResonance2 DK2piRes0(pD, pip, pim, ar[0], phir[0], width_R[0], mass_R[0], spin[0]); //ar, phir, width, mass, spin //Rho770
101 //EvtResonance2 DK2piRes1(pD, pip, pim, ar[1], phir[1], width_R[1], mass_R[1], spin[1]); //ar, phir, width, mass, spin //Omega782
102 //EvtResonance2 DK2piRes2(pD, pip, pim, ar[2], phir[2], width_R[2], mass_R[2], spin[2]); //ar, phir, width, mass, spin //ftwo1270
103 //EvtResonance2 DK2piRes3(pD, pip, pim, ar[3], phir[3], width_R[3], mass_R[3], spin[3]); //ar, phir, width, mass, spin //Rho1450
104 //EvtResonance2 DK2piRes4(pD, k0l, pim, ar[4], phir[4], width_R[4], mass_R[4], spin[4]); //ar, phir, width, mass, spin //Kstar892minus
105 //EvtResonance2 DK2piRes5(pD, k0l, pim, ar[5], phir[5], width_R[5], mass_R[5], spin[5]); //ar, phir, width, mass, spin //K2star1430minus
106 //EvtResonance2 DK2piRes6(pD, k0l, pim, ar[6], phir[6], width_R[6], mass_R[6], spin[6]); //ar, phir, width, mass, spin //Kstar1680minus
107 //EvtResonance2 DK2piRes7(pD, k0l, pim, ar[7], phir[7], width_R[7], mass_R[7], spin[7]); //ar, phir, width, mass, spin //Kstar1410minus
108 //EvtResonance2 DK2piRes8(pD, k0l, pip, ar[8], phir[8], width_R[8], mass_R[8], spin[8]); //ar, phir, width, mass, spin //Kstar892plus
109 //EvtResonance2 DK2piRes9(pD, k0l, pip, ar[9], phir[9], width_R[9], mass_R[9], spin[9]); //ar, phir, width, mass, spin //K2star1430plus
110 //EvtResonance2 DK2piRes10(pD, k0l, pip, ar[10], phir[10], width_R[10], mass_R[10], spin[10]); //ar, phir, width, mass, spin //Kstar1410plus
111 complex<double> DK2piRes0 = Resonance2(pD, pip, pim, ar[0], phir[0], width_R[0], mass_R[0], spin_R[0]); //ar, phir, width, mass, spin Rho770
112 complex<double> DK2piRes1 = Resonance2(pD, pip, pim, ar[1], phir[1], width_R[1], mass_R[1], spin_R[1]); //ar, phir, width, mass, spin Omega782
113 complex<double> DK2piRes2 = Resonance2(pD, pip, pim, ar[2], phir[2], width_R[2], mass_R[2], spin_R[2]); //ar, phir, width, mass, spin ftwo1270
114 complex<double> DK2piRes3 = Resonance2(pD, pip, pim, ar[3], phir[3], width_R[3], mass_R[3], spin_R[3]); //ar, phir, width, mass, spin Rho1450
115 complex<double> DK2piRes4 = Resonance2(pD, k0l, pim, ar[4], phir[4], width_R[4], mass_R[4], spin_R[4]); //ar, phir, width, mass, spin Kstar892-
116 complex<double> DK2piRes5 = Resonance2(pD, k0l, pim, ar[5], phir[5], width_R[5], mass_R[5], spin_R[5]); //ar, phir, width, mass, spin K2star1430-
117 complex<double> DK2piRes6 = Resonance2(pD, k0l, pim, ar[6], phir[6], width_R[6], mass_R[6], spin_R[6]); //ar, phir, width, mass, spin Kstar1680-
118 complex<double> DK2piRes7 = Resonance2(pD, k0l, pim, ar[7], phir[7], width_R[7], mass_R[7], spin_R[7]); //ar, phir, width, mass, spin Kstar1410-
119 complex<double> DK2piRes8 = Resonance2(pD, k0l, pip, ar[8], phir[8], width_R[8], mass_R[8], spin_R[8]); //ar, phir, width, mass, spin Kstar892+
120 complex<double> DK2piRes9 = Resonance2(pD, k0l, pip, ar[9], phir[9], width_R[9], mass_R[9], spin_R[9]); //ar, phir, width, mass, spin K2star1430+
121 complex<double> DK2piRes10 = Resonance2(pD, k0l, pip, ar[10], phir[10], width_R[10], mass_R[10], spin_R[10]); //ar, phir, width, mass, spin Kstar1410+
122
123 complex<double> pipi_s_wave = K_matrix(pip, pim) ;
124 if(pipi_s_wave == complex<double>(9999., 9999.)) return 1e-20 ;
125
126 complex<double> kpi_s_wave = amplitude_LASS(k0l, pip, pim, "k0lpim", ar[11], phir[11]*pi180inv) ;
127 //complex<double> kpi_s_wave_dcs = amplitude_LASS(k0l, pip, pim, "k0spip", ar[12], phir[12]*pi180inv) ; should be there but not observed yet GUESS
128
129 complex<double> TOT_PFT_AMP = DK2piRes0 * CP_mult[0]
130 + DK2piRes1 * CP_mult[1]
131 + DK2piRes2 * CP_mult[2]
132 + DK2piRes3 * CP_mult[3]
133 + DK2piRes4
134 + DK2piRes5
135 + DK2piRes6
136 + DK2piRes7
137 + DK2piRes8 * (-1.)
138 + DK2piRes9 * (-1.)
139 + DK2piRes10* (-1.)
140 + pipi_s_wave * CP_mult[4]
141 + kpi_s_wave ;
142
143
144 return TOT_PFT_AMP;
145
146}

◆ init()

void D0ToKLpipi2018::init ( )

Definition at line 26 of file D0ToKLpipi2018.cxx.

26 {
27 //std::cout << "D0ToKLpipi2018 ==> Initialization !" << std::endl;
28
29 _nd = 3;
30 tan2thetaC = (0.22650*0.22650)/(1.-(0.22650*0.22650)) ; //sin(theta_C) = 0.22650 +/- 0.00048
31 pi180inv = 1.0*3.1415926/180;
32
33 double Pi = 3.1415926;
34
35 mass_R[0]= 0.77155; width_R[0]= 0.13469; spin_R[0]= 1; ar[0]= 1; phir[0]= 0;
36 mass_R[1]= 0.78265; width_R[1]= 0.00849; spin_R[1]= 1; ar[1]= 0.038791; phir[1]= (180./Pi)*2.1073;
37 mass_R[2]= 1.27510; width_R[2]= 0.18420; spin_R[2]= 2; ar[2]= 1.42887; phir[2]= (180./Pi)*-0.633296;
38 mass_R[3]= 1.46500; width_R[3]= 0.40000; spin_R[3]= 1; ar[3]= 2.85131; phir[3]= (180./Pi)*1.7820801;
39 mass_R[4]= 0.89371; width_R[4]= 0.04719; spin_R[4]= 1; ar[4]= 1.72044; phir[4]= (180./Pi)*2.38835877;
40 mass_R[5]= 1.42560; width_R[5]= 0.09850; spin_R[5]= 2; ar[5]= 1.27268; phir[5]= (180./Pi)*-0.769095;
41 mass_R[6]= 1.71700; width_R[6]= 0.3220; spin_R[6]= 1; ar[6]= 3.307642; phir[6]= (180./Pi)*-2.062227;
42 mass_R[7]= 1.41400; width_R[7]= 0.2320; spin_R[7]= 1; ar[7]= 0.286927; phir[7]= (180./Pi)*1.7346186;
43 mass_R[8]= 0.89371; width_R[8]= 0.04719; spin_R[8]= 1; ar[8]= 0.1641792;phir[8]= (180./Pi)*-0.735903;
44 mass_R[9]= 1.42560; width_R[9]= 0.0985; spin_R[9]= 2; ar[9]= 0.1025736;phir[9]= (180./Pi)*-1.56397;
45 mass_R[10]= 1.41400; width_R[10]= 0.2320; spin_R[10]= 1; ar[10]= 0.2090326;phir[10]= (180./Pi)*2.6208986;
46 ////////////////////////////////////////
47 mass_R[11]= 1.42500; width_R[11]= 0.2700; spin_R[11]= 1; ar[11]= 2.36; phir[11]= 99.4;//not found
48 // beta[kb] = EvtComplex(mag*cos(phase*pi180inv), mag*sin(phase*pi180inv)) ;
49 // fprod[kf] = EvtComplex(mag*cos(phase*pi180inv), mag*sin(phase*pi180inv)) ;
50 beta[0] = complex<double>( 8.521486*cos( 1.195641 ), 8.521486*sin( 1.195641));//
51 beta[1] = complex<double>( 12.1895 *cos( 0.41802), 12.1895 *sin( 0.41802));
52 beta[2] = complex<double>(29.14616 *cos(-0.0018386 ), 29.14616 *sin(-0.0018386 ));
53 beta[3] = complex<double>(10.745735 *cos(-0.9057014 ), 10.745735 *sin(-0.9057014 ));
54 beta[4] = complex<double>(0., 0.);
55
56 fprod[0] = complex<double>(8.04427*cos(-2.19847), 8.04427*sin(-2.19847));
57 fprod[1] = complex<double>(26.2986*cos(-2.65853), 26.2986*sin(-2.65853));
58 fprod[2] = complex<double>(33.0349*cos(-1.62714), 33.0349*sin(-1.62714));
59 fprod[3] = complex<double>(26.1741*cos(-2.11891), 26.1741*sin(-2.11891));
60 fprod[4] = complex<double>(0., 0.);
61
62 //CP_mult[w] = (EvtComplex(1., 0.) - 2.*tan2thetaC*EvtComplex(r*cos(delta), r*sin(delta))) ;
63 CP_mult[0] = complex<double>(1.,0.)-2.*tan2thetaC*complex<double>(1.851 *cos(-94.07 *pi180inv),1.851 *sin(-94.07 *pi180inv));
64 CP_mult[1] = complex<double>(1.,0.)-2.*tan2thetaC*complex<double>(6.332 *cos(2.103 *pi180inv),6.332 *sin(2.103 *pi180inv));
65 CP_mult[2] = complex<double>(1.,0.)-2.*tan2thetaC*complex<double>(3.229 *cos(-60.05 *pi180inv),3.229 *sin(-60.05 *pi180inv));
66 CP_mult[3] = complex<double>(1.,0.)-2.*tan2thetaC*complex<double>(12.75 *cos(73.62 *pi180inv),12.75 *sin(73.62 *pi180inv));
67 CP_mult[4] = complex<double>(1.,0.)-2.*tan2thetaC*complex<double>(0.7116*cos(-177.149*pi180inv),0.7116*sin(-177.149*pi180inv));
68
69 ma[0]= 0.651; g[0][0]= 0.22889; g[0][1]= -0.55377; g[0][2]= 0; g[0][3]= -0.39899; g[0][4]= -0.34639;
70 ma[1]= 1.20360; g[1][0]= 0.94128; g[1][1]= 0.55095; g[1][2]= 0; g[1][3]= 0.39065; g[1][4]= 0.31503;
71 ma[2]= 1.55817; g[2][0]= 0.36856; g[2][1]= 0.23888; g[2][2]= 0.55639; g[2][3]= 0.18340; g[2][4]= 0.18681;
72 ma[3]= 1.21000; g[3][0]= 0.33650; g[3][1]= 0.40907; g[3][2]= 0.85679; g[3][3]= 0.19906; g[3][4]= -0.00984;
73 ma[4]= 1.82206; g[4][0]= 0.18171; g[4][1]= -0.17558; g[4][2]= -0.79658; g[4][3]= -0.00355; g[4][4]= 0.22358;
74
75 // Hadronic parameters for tag modes: 0=no-specified, 1=Kpi, 2=Kpipi0, 3=K3pi
76 rd[0] = 0.0;
77 rd[1] = 0.0586;
78 rd[2] = 0.0440;
79 rd[3] = 0.0546;
80 deltad[0] = 0.0;
81 deltad[1] = 194.7*pi180inv;
82 deltad[2] = 196.0*pi180inv;
83 deltad[3] = 167.0*pi180inv;
84 Rf[0] = 0.0;
85 Rf[1] = 1.0;
86 Rf[2] = 0.78;
87 Rf[3] = 0.52;
88
89 return;
90}
sin
double sin(const BesAngle a)
Definition BesAngle.h:210
cos
double cos(const BesAngle a)
Definition BesAngle.h:213
The documentation for this class was generated from the following files: