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52ffea62 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | ||
17 | /////////////////////////////////////////////////////////////////////////////// | |
18 | // // | |
19 | // Class with TOF reconstruction parameters // | |
90b234fe | 20 | // // |
52ffea62 | 21 | // // |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | ||
90b234fe | 25 | #include "AliLog.h" |
26 | ||
52ffea62 | 27 | #include "AliTOFRecoParam.h" |
28 | ||
29 | ClassImp(AliTOFRecoParam) | |
30 | ||
31 | //_____________________________________________________________________________ | |
32 | AliTOFRecoParam::AliTOFRecoParam(): | |
93ed261e | 33 | AliDetectorRecoParam(), |
52ffea62 | 34 | fTimeZero(kFALSE), |
35 | fTimeZerofromT0(kFALSE), | |
36 | fTimeZerofromTOF(kFALSE), | |
37 | fTimeWalkCorr(kFALSE), | |
38 | fApplyPbPbCuts(kFALSE), | |
39 | fWindowSizeMaxY(50.), | |
40 | fWindowSizeMaxZ(35.), | |
15ed3d4f | 41 | fWindowScaleFact(5.), |
52ffea62 | 42 | fDistanceCut(3.), |
8dacd1bb | 43 | fSensRadius(379.5), |
52ffea62 | 44 | fStepSize(0.1), |
15ed3d4f | 45 | fMaxChi2(10.), |
46 | fMaxChi2TRD(150.), | |
52ffea62 | 47 | fTimeResolution(80.), |
45a69ca6 | 48 | fTimeNSigma(5.), |
49 | fMaxDeltaTime(2) | |
52ffea62 | 50 | { |
51 | // | |
52 | // constructor | |
53 | // | |
93ed261e | 54 | SetNameTitle("TOF","TOF"); |
52ffea62 | 55 | } |
15ed3d4f | 56 | //_____________________________________________________________________________ |
57 | AliTOFRecoParam::AliTOFRecoParam(const AliTOFRecoParam &p): | |
8a190ba2 | 58 | AliDetectorRecoParam(p), |
59 | fTimeZero(p.fTimeZero), | |
60 | fTimeZerofromT0(p.fTimeZerofromT0), | |
61 | fTimeZerofromTOF(p.fTimeZerofromTOF), | |
62 | fTimeWalkCorr(p.fTimeWalkCorr), | |
63 | fApplyPbPbCuts(p.fApplyPbPbCuts), | |
64 | fWindowSizeMaxY(p.fWindowSizeMaxY), | |
65 | fWindowSizeMaxZ(p.fWindowSizeMaxZ), | |
66 | fWindowScaleFact(p.fWindowScaleFact), | |
67 | fDistanceCut(p.fDistanceCut), | |
68 | fSensRadius(p.fSensRadius), | |
69 | fStepSize(p.fStepSize), | |
70 | fMaxChi2(p.fMaxChi2), | |
71 | fMaxChi2TRD(p.fMaxChi2TRD), | |
72 | fTimeResolution(p.fTimeResolution), | |
45a69ca6 | 73 | fTimeNSigma(p.fTimeNSigma), |
74 | fMaxDeltaTime(p.fMaxDeltaTime) | |
15ed3d4f | 75 | { |
76 | //copy Ctor | |
52ffea62 | 77 | |
8a190ba2 | 78 | |
79 | } | |
80 | //_____________________________________________________________________________ | |
81 | AliTOFRecoParam& AliTOFRecoParam::operator=(const AliTOFRecoParam &p) | |
82 | { | |
83 | // | |
84 | // assign. operator | |
85 | // | |
86 | ||
87 | if (this == &p) | |
88 | return *this; | |
89 | ||
90 | AliDetectorRecoParam::operator=(p); | |
91 | fTimeZero=p.fTimeZero; | |
45a69ca6 | 92 | fTimeZerofromT0=p.fTimeZerofromT0; |
93 | fTimeZerofromTOF=p.fTimeZerofromTOF; | |
94 | fTimeWalkCorr=p.fTimeWalkCorr; | |
95 | fApplyPbPbCuts=p.fApplyPbPbCuts; | |
96 | fWindowSizeMaxY=p.fWindowSizeMaxY; | |
97 | fWindowSizeMaxZ=p.fWindowSizeMaxZ; | |
98 | fDistanceCut=p.fDistanceCut; | |
99 | fWindowScaleFact=p.fWindowScaleFact; | |
100 | fStepSize=p.fStepSize; | |
101 | fSensRadius=p.fSensRadius; | |
102 | fMaxChi2=p.fMaxChi2; | |
103 | fMaxChi2TRD=p.fMaxChi2TRD; | |
104 | fTimeResolution=p.fTimeResolution; | |
105 | fTimeNSigma=p.fTimeNSigma; | |
106 | fMaxDeltaTime=p.fMaxDeltaTime; | |
107 | return *this; | |
15ed3d4f | 108 | } |
52ffea62 | 109 | //_____________________________________________________________________________ |
110 | AliTOFRecoParam::~AliTOFRecoParam() | |
111 | { | |
112 | // | |
113 | // destructor | |
114 | // | |
115 | } | |
116 | ||
117 | //_____________________________________________________________________________ | |
118 | AliTOFRecoParam *AliTOFRecoParam::GetPbPbparam(){ | |
119 | // | |
120 | // set default reconstruction parameters for PbPb. | |
121 | // | |
122 | AliTOFRecoParam *param = new AliTOFRecoParam(); | |
123 | param->fApplyPbPbCuts = kTRUE; | |
15ed3d4f | 124 | param->fWindowScaleFact = 5.; |
52ffea62 | 125 | param->fDistanceCut = 3.; |
45a69ca6 | 126 | param->fMaxDeltaTime = 2; |
52ffea62 | 127 | return param; |
128 | } | |
129 | ||
130 | //_____________________________________________________________________________ | |
131 | AliTOFRecoParam *AliTOFRecoParam::GetPPparam(){ | |
132 | // | |
133 | // set default reconstruction parameters for PP. | |
134 | // | |
135 | AliTOFRecoParam *param = new AliTOFRecoParam(); | |
136 | param->fApplyPbPbCuts = kFALSE; | |
137 | param->fWindowScaleFact = 5.; | |
138 | param->fDistanceCut = 10.; | |
45a69ca6 | 139 | param->fMaxDeltaTime = 2; |
90b234fe | 140 | return param; |
141 | } | |
142 | ||
143 | //_____________________________________________________________________________ | |
144 | void AliTOFRecoParam::PrintParameters() const | |
145 | { | |
146 | // | |
147 | // Printing of the used TOF reconstruction parameters | |
148 | // | |
149 | ||
150 | AliInfo(Form(" Use Time Zero info in Pid: %i", fTimeZero)); | |
151 | AliInfo(Form(" Use Time Zero as determined by T0: %i", fTimeZerofromT0)); | |
152 | AliInfo(Form(" Use Time Zero as determined from TOF: %i", | |
153 | fTimeZerofromTOF)); | |
154 | AliInfo(Form(" Correct for signal time walk in z: %i", fTimeWalkCorr)); | |
155 | AliInfo(Form(" Apply high flux cuts: %i", fApplyPbPbCuts)); | |
156 | ||
157 | AliInfo(Form(" Cluster search window - size, Y: %f cm", fWindowSizeMaxY)); | |
158 | AliInfo(Form(" Cluster search window - size, Z: %f cm", fWindowSizeMaxZ)); | |
159 | AliInfo(Form(" Cluster search window - scale factor: %f", | |
160 | fWindowScaleFact)); | |
161 | ||
162 | AliInfo(Form(" Cut on the closest approach distance: %f", fDistanceCut)); | |
163 | AliInfo(Form(" Average radius of sensitive volumes: %f cm", fSensRadius)); | |
164 | AliInfo(Form(" Propagation step size: %f cm", fStepSize)); | |
165 | AliInfo(Form(" Maximum X2 track-tof clusters: %f", fMaxChi2)); | |
166 | ||
167 | AliInfo(Form(" Maximum X2 track-tof clusters (TRD): %f", fMaxChi2TRD)); | |
168 | AliInfo(Form(" Time resolution for responce function in PID: %f ps", | |
169 | fTimeResolution)); | |
45a69ca6 | 170 | AliInfo(Form(" N-Sigma Range used for responce function in PID: %f", |
90b234fe | 171 | fTimeNSigma)); |
45a69ca6 | 172 | AliInfo(Form(" Max time difference between two (or more) time measurements" |
173 | " coming from two (or more) neighbouring pads" | |
174 | " to define if they are coming from the same ionization event" | |
175 | " or not: %2d bins -> %f ps", | |
176 | fMaxDeltaTime, fMaxDeltaTime*AliTOFGeometry::TdcBinWidth())) | |
90b234fe | 177 | |
178 | } |