| 1 |
pam-fi |
1.2 |
/* |
| 2 |
|
|
* CaloGeomYSensCut.cpp |
| 3 |
|
|
* |
| 4 |
|
|
* Created on: 13-apr-2010 |
| 5 |
|
|
* Author: S. Ricciarini |
| 6 |
|
|
*/ |
| 7 |
|
|
|
| 8 |
|
|
/*! @file CaloGeomYSensCut.cpp The CaloGeomYSens class implementation file */ |
| 9 |
|
|
|
| 10 |
|
|
#ifndef NO_CALOAXIS |
| 11 |
|
|
|
| 12 |
|
|
#include "CaloGeomYSensCut.h" |
| 13 |
|
|
|
| 14 |
|
|
int CaloGeomYSensCut::Check(PamLevel2 *event) { |
| 15 |
|
|
|
| 16 |
|
|
Float_t ySensBorder=-0.25; // cm for TRK planes T1-T5 |
| 17 |
|
|
Float_t ySensBorderT6=+0.25; // cm for TRK plane T6 |
| 18 |
|
|
|
| 19 |
|
|
Float_t xCaloTrack = 0.; |
| 20 |
|
|
Float_t yCaloTrack = 0.; |
| 21 |
|
|
|
| 22 |
|
|
Double_t tanx, tany, beta; |
| 23 |
|
|
Float_t alCaloTop[5]; // MUST be Float_t |
| 24 |
|
|
Int_t nPoint = TrkParams::nGF+1; // MUST be Int_t |
| 25 |
|
|
Float_t zIn[nPoint]; // MUST be Float_t |
| 26 |
|
|
|
| 27 |
|
|
Trajectory* traj = NULL; |
| 28 |
|
|
|
| 29 |
|
|
static const Float_t zCaloTop=-26.181; // cm MUST Float_t |
| 30 |
|
|
|
| 31 |
|
|
tanx=_xCaloAxis->par[1]; |
| 32 |
|
|
tany=_yCaloAxis->par[1]; |
| 33 |
|
|
|
| 34 |
|
|
if (_iMethod==0) { |
| 35 |
|
|
} |
| 36 |
|
|
else if (_iMethod==1) { // curved track in the Pamela acceptance (back-propagated starting from the straight track in the calorimeter, evaluated at the top of calorimeter, which is of course better than at higher z coordinates) |
| 37 |
|
|
for (Int_t igf = 0; igf < TrkParams::nGF; igf++) { |
| 38 |
|
|
zIn[igf]=TrkParams::zGF[igf]; |
| 39 |
|
|
} |
| 40 |
|
|
zIn[TrkParams::nGF]=zCaloTop; |
| 41 |
|
|
|
| 42 |
|
|
traj = (Trajectory*) new Trajectory(nPoint,zIn); |
| 43 |
|
|
|
| 44 |
|
|
alCaloTop[0]=_xCaloAxis->GetYfit(zCaloTop); // Yfit [xCaloTop] |
| 45 |
|
|
alCaloTop[1]=_yCaloAxis->GetYfit(zCaloTop); // Yfit [yCaloTop] |
| 46 |
|
|
alCaloTop[2]=sin(atan(sqrt(pow(tanx,2)+pow(tany,2)))); // [sintheta] |
| 47 |
|
|
alCaloTop[3]=TMath::Pi()+atan2(tany,tanx); // [phi] |
| 48 |
|
|
|
| 49 |
|
|
beta = event->GetToFLevel2()->CalcBeta(0,_resMax,_qualCut,_chi2Cut); // TOF stand-alone beta |
| 50 |
|
|
alCaloTop[4] = 1./(_mass*beta/sqrt(1.-pow(beta,2))); // [etaP] [rho = (m/Z)*(beta/(sqrt(1-beta^2)))] |
| 51 |
|
|
|
| 52 |
|
|
traj->DoTrack(alCaloTop,zCaloTop); |
| 53 |
|
|
|
| 54 |
|
|
} |
| 55 |
|
|
else { |
| 56 |
|
|
return 1; |
| 57 |
|
|
} |
| 58 |
|
|
|
| 59 |
|
|
for (Int_t igf = 0; igf < TrkParams::nGF; igf++) { |
| 60 |
|
|
|
| 61 |
|
|
if (_iMethod==0) { // straight track |
| 62 |
|
|
// NOTE: par[0] is the x (y) coordinate on plane z=0 in PAMELA reference (magnet centre) |
| 63 |
|
|
xCaloTrack = _xCaloAxis->par[0] + tanx * TrkParams::zGF[igf]; // cm |
| 64 |
|
|
yCaloTrack = _yCaloAxis->par[0] + tany * TrkParams::zGF[igf]; // cm |
| 65 |
|
|
} |
| 66 |
|
|
else if (_iMethod==1) { |
| 67 |
|
|
xCaloTrack = traj->x[igf]; |
| 68 |
|
|
yCaloTrack = traj->y[igf]; |
| 69 |
|
|
} |
| 70 |
|
|
|
| 71 |
|
|
if (! (TrkParams::xGF_min[igf] + _xTolCaloTrack < xCaloTrack && xCaloTrack < TrkParams::xGF_max[igf] |
| 72 |
|
|
- _xTolCaloTrack) ) { |
| 73 |
|
|
return 0; |
| 74 |
|
|
} |
| 75 |
|
|
|
| 76 |
|
|
if (! (TrkParams::yGF_min[igf] + _yTolCaloTrack < yCaloTrack && yCaloTrack < TrkParams::yGF_max[igf] |
| 77 |
|
|
- _yTolCaloTrack) ) { |
| 78 |
|
|
return 0; |
| 79 |
|
|
} |
| 80 |
|
|
|
| 81 |
|
|
if (_ySens==0) { |
| 82 |
|
|
if (igf==4 || (6<=igf && igf<=9) ) { // T1-T5 |
| 83 |
|
|
// cout << "igf " << igf << " yCaloTrack " << yCaloTrack << " " << ySensBorder << endl; |
| 84 |
|
|
if (! (yCaloTrack < ySensBorder) ) { |
| 85 |
|
|
// cout << "NO" << endl; |
| 86 |
|
|
return 0; |
| 87 |
|
|
} |
| 88 |
|
|
} |
| 89 |
|
|
else if (igf==11) { // T6 |
| 90 |
|
|
// cout << "igf " << igf << " yCaloTrack " << yCaloTrack << " " << ySensBorderT6 << endl; |
| 91 |
|
|
if (! (yCaloTrack < ySensBorderT6) ) { |
| 92 |
|
|
// cout << "NO" << endl; |
| 93 |
|
|
return 0; |
| 94 |
|
|
} |
| 95 |
|
|
} |
| 96 |
|
|
} |
| 97 |
|
|
else if (_ySens==1) { |
| 98 |
|
|
if (igf==4 || (6<=igf && igf<=9) ) { // T1-T5 |
| 99 |
|
|
// cout << "igf " << igf << " yCaloTrack " << yCaloTrack << " " << ySensBorder << endl; |
| 100 |
|
|
if (! (yCaloTrack > ySensBorder) ) { |
| 101 |
|
|
// cout << "NO" << endl; |
| 102 |
|
|
return 0; |
| 103 |
|
|
} |
| 104 |
|
|
} |
| 105 |
|
|
else if (igf==11) { // T6 |
| 106 |
|
|
// cout << "igf " << igf << " yCaloTrack " << yCaloTrack << " " << ySensBorderT6 << endl; |
| 107 |
|
|
if (! (yCaloTrack > ySensBorderT6) ) { |
| 108 |
|
|
// cout << "NO" << endl; |
| 109 |
|
|
return 0; |
| 110 |
|
|
} |
| 111 |
|
|
} |
| 112 |
|
|
} |
| 113 |
|
|
else { |
| 114 |
|
|
return 0; |
| 115 |
|
|
} |
| 116 |
|
|
|
| 117 |
|
|
} |
| 118 |
|
|
|
| 119 |
|
|
return CUTOK; |
| 120 |
|
|
|
| 121 |
|
|
} |
| 122 |
|
|
|
| 123 |
|
|
#endif /* NO_CALOAXIS */ |
Parent Directory
| 
Revision Log