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37c55dc0 | 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 | // This is a TTask that constructs ReconstParticles (reconstructed particles) | |
18 | // out of Digits | |
19 | // | |
20 | //-- Authors: Evgeny Karpechev(INR) and Alla Maevsksia | |
21 | ////////////////////////////////////////////////////////////////////////////// | |
22 | ||
dc8af42e | 23 | // --- ROOT system --- |
24 | #include "TTask.h" | |
25 | #include "TTree.h" | |
26 | #include "TSystem.h" | |
27 | #include "TFile.h" | |
37c55dc0 | 28 | #include "TROOT.h" |
29 | #include "TFolder.h" | |
30 | ||
dc8af42e | 31 | // --- Standard library --- |
37c55dc0 | 32 | #include <stdlib.h> |
93bdec82 | 33 | #include <Riostream.h> |
dc8af42e | 34 | |
35 | // --- AliRoot header files --- | |
36 | ||
37 | #include "AliFMDdigit.h" | |
38 | #include "AliFMDReconstParticles.h" | |
39 | #include "AliFMD.h" | |
40 | #include "AliFMDv1.h" | |
41 | #include "AliFMDReconstruction.h" | |
42 | #include "AliRun.h" | |
dc8af42e | 43 | |
44 | ClassImp(AliFMDReconstruction) | |
45 | ||
46 | ||
47 | //____________________________________________________________________________ | |
48 | ||
49 | AliFMDReconstruction::AliFMDReconstruction():TTask("AliFMDReconstruction","") | |
50 | { | |
51 | fNevents = 0 ; // Number of events to rreconnstraction, 0 means all events in current file | |
52 | // add Task to //root/Tasks folder | |
53 | TTask * roottasks = (TTask*)gROOT->GetRootFolder()->FindObject("Tasks") ; | |
54 | roottasks->Add(this) ; | |
55 | } | |
56 | //____________________________________________________________________________ | |
57 | ||
58 | AliFMDReconstruction::AliFMDReconstruction(char* HeaderFile, char *ReconstParticlesFile):TTask("AliFMDReconstruction","") | |
59 | { | |
60 | fNevents = 0 ; // Number of events to rreconnstraction, 0 means all events in current file | |
61 | fReconstParticlesFile=ReconstParticlesFile ; | |
62 | fHeadersFile=HeaderFile ; | |
63 | //add Task to //root/Tasks folder | |
64 | TTask * roottasks = (TTask*)gROOT->GetRootFolder()->FindObject("Tasks") ; | |
65 | roottasks->Add(this) ; | |
66 | } | |
67 | ||
68 | //____________________________________________________________________________ | |
69 | ||
70 | AliFMDReconstruction::~AliFMDReconstruction() | |
71 | { | |
72 | ||
73 | } | |
74 | ||
75 | //____________________________________________________________________________ | |
76 | ||
37c55dc0 | 77 | void AliFMDReconstruction::Exec(Option_t *option) |
dc8af42e | 78 | { |
79 | //Collects all digits in the same active volume into number of particles | |
80 | ||
81 | AliFMD * FMD = (AliFMD *) gAlice->GetDetector("FMD"); | |
37c55dc0 | 82 | TClonesArray *fReconParticles=FMD->ReconParticles(); |
dc8af42e | 83 | if(fNevents == 0) fNevents=(Int_t)gAlice->TreeD()->GetEntries(); |
84 | for(Int_t ievent=0;ievent<fNevents;ievent++) | |
85 | { | |
86 | gAlice->GetEvent(ievent) ; | |
87 | if(gAlice->TreeH()==0) return; | |
88 | if(gAlice->TreeR()==0) gAlice->MakeTree("R"); | |
89 | //Make branches | |
90 | FMD->MakeBranch("R"); | |
37c55dc0 | 91 | |
92 | Int_t threshold[]={ 0, 14, 28, 42, 57, | |
93 | 72, 89, 104, 124, 129, | |
94 | 164, 174, 179, 208, 228, | |
95 | 248, 268, 317, 337, 357, | |
96 | 392, 407, 416, 426, 436, | |
97 | 461, 468, 493, 506, 515, | |
98 | 541, 566, 592, 617, 642, | |
99 | 668, 693, 719, 744, 770, | |
100 | 795, 821, 846, 871, 897, | |
101 | 922, 948, 973, 999, 1024}; | |
102 | ||
103 | ||
104 | /* | |
105 | Int_t threshold[]={ 0, 18, 37, 56, 76, | |
106 | 96, 119, 138, 165, 172, | |
107 | 218, 231, 238, 277, 304, | |
108 | 330, 357, 423, 449, 476, | |
109 | 522, 542, 555, 568, 581, | |
110 | 614, 624, 657, 674, 687, | |
111 | 700, 713, 720, 727, 733, | |
112 | 740, 759, 778, 797, 816, | |
113 | 834, 853, 872, 891, 910, | |
114 | 929, 948, 967, 986, 1024}; | |
115 | */ | |
dc8af42e | 116 | |
117 | int threshold_array_size=sizeof(threshold)/sizeof(threshold[0]); | |
118 | AliFMDdigit *fmdDigit; | |
37c55dc0 | 119 | // cout<<" AliFMDdigit "<<AliFMDdigit<<endl; |
dc8af42e | 120 | if (FMD) |
121 | { | |
122 | gAlice->TreeD()->GetEvent(0); | |
123 | TClonesArray *FMDdigits=FMD->Digits(); | |
37c55dc0 | 124 | Int_t nDigits=FMDdigits->GetEntries(); |
dc8af42e | 125 | Int_t RecParticles[4]; |
126 | Int_t nRecPart=0 ; | |
127 | for (Int_t digit=0;digit<nDigits;digit++) | |
128 | { | |
129 | fmdDigit=(AliFMDdigit*)FMDdigits->UncheckedAt(digit); | |
130 | RecParticles[0] = fmdDigit->Volume(); | |
131 | RecParticles[1] = fmdDigit->NumberOfSector(); | |
132 | RecParticles[2] = fmdDigit->NumberOfRing(); | |
133 | Int_t ADC=fmdDigit->ADCsignal(); | |
134 | RecParticles[3]=0; //case when fmdDigit->ADCsignal()==0 | |
135 | for (int i=0;i<threshold_array_size-1;i++) | |
136 | { | |
137 | if(ADC>threshold[i]&&ADC<=threshold[i+1]) | |
138 | RecParticles[3]=i; | |
139 | } | |
140 | new((*fReconParticles)[nRecPart++]) AliFMDReconstParticles(RecParticles); | |
141 | } //digit loop | |
142 | }//if FMD | |
143 | gAlice->TreeR()->Reset(); | |
144 | gAlice->TreeR()->Fill(); | |
37c55dc0 | 145 | gAlice->TreeR()->Write(0,TObject::kOverwrite); |
dc8af42e | 146 | } //event loop |
37c55dc0 | 147 | cout<<"\nAliFMDReconstruction::Exec finished"<<endl; |
dc8af42e | 148 | } |
149 | //__________________________________________________________________ | |
150 | ||
151 | void AliFMDReconstruction::SetReconstParticlesFile(char * file ) | |
152 | { | |
153 | if (!fReconstParticlesFile.IsNull()) | |
154 | cout<<"\nChanging reconstructed particles file from "<< | |
155 | (char *) fReconstParticlesFile.Data()<< " to "<<file<<endl; | |
156 | fReconstParticlesFile=file; | |
157 | } | |
158 | //__________________________________________________________________ | |
159 | void AliFMDReconstruction::Print(Option_t* option)const | |
160 | { | |
161 | cout<<"------------------- "<<GetName() <<" -------------"<< endl ; | |
162 | if(fReconstParticlesFile.IsNull()) | |
163 | cout<<"\nWriting reconstructed particles to file"<<endl ; | |
164 | else | |
165 | cout<<"\nWriting reconstructed particles to file "<< | |
166 | (char*) fReconstParticlesFile.Data() << endl ; | |
167 | } | |
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