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1 | /// \file AliTPCDDL.C | |
2 | ||
3 | #if !defined(__CINT__) | |
4 | #include <TFile.h> | |
5 | #include <TTree.h> | |
6 | #include "AliTPCParamSR.h" | |
7 | #include "AliTPCDigitsArray.h" | |
8 | #include "AliSimDigits.h" | |
9 | #include "AliTPCBuffer.h" | |
10 | #endif | |
11 | ||
12 | ||
13 | void AliTPCDDL(Int_t eventNumber=0, Int_t eth=0){ | |
14 | /// eth is a threshold. | |
15 | /// Digits stored into a file have an amplitude value greater than "eth" | |
16 | ||
17 | const char * inFile_new = "galice.root"; | |
18 | AliRunLoader *rl = AliRunLoader::Open(inFile_new,"Event","read"); | |
19 | ||
20 | Int_t nevents=rl->GetNumberOfEvents(); | |
21 | cout<<"Number of Events:"<<nevents<<endl; | |
22 | while (eventNumber<=0 || eventNumber>nevents){ | |
23 | cout<<"Insert the event number:"; | |
24 | cin>>eventNumber; | |
25 | cout<<endl; | |
26 | } | |
27 | rl->GetEvent(eventNumber-1); | |
28 | AliLoader *tpcloader=rl->GetLoader("TPCLoader"); | |
29 | tpcloader->LoadDigits(); | |
30 | TTree *digitsTree=tpcloader->TreeD(); | |
31 | ||
32 | AliSimDigits digrows, *dummy=&digrows; | |
33 | digitsTree->GetBranch("Segment")->SetAddress(&dummy); | |
34 | Stat_t nrows = digitsTree->GetEntries(); | |
35 | cout<<"Number of entries (rows):"<<nrows<<endl; | |
36 | // get the TPC parameters | |
37 | rl->CdGAFile(); | |
38 | AliTPCParamSR* param = AliTPC::LoadTPCParam(gFile); | |
39 | if (!param) | |
40 | cout<<"No TPC parameter"<<endl; | |
41 | AliTPCDigitsArray *digarr=new AliTPCDigitsArray; | |
42 | digarr->Setup(param); | |
43 | digarr->ConnectTree(digitsTree); | |
44 | ||
45 | AliTPCBuffer *b=new AliTPCBuffer("AliTPCDDL.dat"); | |
46 | ||
47 | //Verbose level | |
48 | // 0: Silent | |
49 | // 1: cout messages | |
50 | // 2: txt files with digits | |
51 | //BE CAREFUL, verbose level 2 MUST be used only for debugging and | |
52 | //it is highly suggested to use this mode only for debugging digits files | |
53 | //reasonably small, because otherwise the size of the txt files can reach | |
54 | //quickly several MB wasting time and disk space. | |
55 | b->SetVerbose(0); | |
56 | ||
57 | ||
58 | nrows=Int_t(digarr->GetTree()->GetEntries()); | |
59 | cout<<"Number of entries "<<nrows<<endl; | |
60 | Int_t PSector=-1; | |
61 | Int_t SubSec=0; | |
62 | for (Int_t n=0; n<nrows; n++) { | |
63 | AliSimDigits *digrow=(AliSimDigits*)digarr->LoadEntry(n); | |
64 | ||
65 | Int_t sec,row; // sector and row number (in the TPC) | |
66 | param->AdjustSectorRow(digrow->GetID(),sec,row); | |
67 | // cout<<sec<<" row "<<row<<endl; | |
68 | if(PSector!=sec){ | |
69 | SubSec=0; | |
70 | PSector=sec; | |
71 | }//end if | |
72 | ||
73 | if(sec<36){ | |
74 | //inner sector [0;35] | |
75 | if(row!=30) | |
76 | //the whole row is written into the output file | |
77 | b->WriteRowBinary(eth,digrow,0,0,0,sec,SubSec,row); | |
78 | else{ | |
79 | //only the pads in the range [37;48] are written into the output file | |
80 | b->WriteRowBinary(eth,digrow,37,48,1,sec,SubSec,row); | |
81 | SubSec=1; | |
82 | //only the pads outside the range [37;48] are written into the output file | |
83 | b->WriteRowBinary(eth,digrow,37,48,2,sec,SubSec,row); | |
84 | }//end else | |
85 | }//end if | |
86 | else{ | |
87 | //outer sector [36;71] | |
88 | if(row==54)SubSec=2; | |
89 | if((row!=27)&&(row!=76)) | |
90 | b->WriteRowBinary(eth,digrow,0,0,0,sec,SubSec,row); | |
91 | else{ | |
92 | if(row==27){ | |
93 | //only the pads outside the range [43;46] are written into the output file | |
94 | b->WriteRowBinary(eth,digrow,43,46,2,sec,SubSec,row); | |
95 | SubSec=1; | |
96 | //only the pads in the range [43;46] are written into the output file | |
97 | b->WriteRowBinary(eth,digrow,43,46,1,sec,SubSec,row); | |
98 | } | |
99 | if(row==76){ | |
100 | //only the pads outside the range [33;88] are written into the output file | |
101 | b->WriteRowBinary(eth,digrow,33,88,2,sec,SubSec,row); | |
102 | SubSec=3; | |
103 | //only the pads in the range [33;88] are written into the output file | |
104 | b->WriteRowBinary(eth,digrow,33,88,1,sec,SubSec,row); | |
105 | } | |
106 | } | |
107 | }//end else | |
108 | }//end for | |
109 | cout<<"File created !"<<endl; | |
110 | cout<<"Total number of digits: "<<b->GetDigNumber()<<endl; | |
111 | delete b; | |
112 | return; | |
113 | }//end AliTPCDataChallenge |