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b62e2a95 | 1 | #if !defined(__CINT__) |
2 | #include <Riostream.h> | |
3 | #include <TFile.h> | |
4 | #include <TTree.h> | |
5 | #include "AliTPCParamSR.h" | |
6 | #include "AliTPCDigitsArray.h" | |
7 | #include "AliSimDigits.h" | |
2e9f335b | 8 | #include "AliTPCBuffer160.h" |
2e9f335b | 9 | #endif |
10 | ||
04fa961a | 11 | int AliTPCAltro(Int_t eth=0){ |
2e9f335b | 12 | //eth is a threshold. |
a79660fb | 13 | //Digits stored into a file have an amplitude value greater than "eth" |
2e9f335b | 14 | Int_t offset=1; //this should be equal to the threshold |
15 | /* | |
a79660fb | 16 | NB the amplitude values stored in the ALTRO file are shifted by offset |
2e9f335b | 17 | because the range for each word goes from 0 to 1023, now due to zero suppression |
18 | values lower that the threshold never appear. | |
19 | */ | |
2e9f335b | 20 | |
21 | Int_t PSecNumber=-1; //Previous Sector number | |
22 | Int_t PRowNumber=-1; //Previous Row number | |
23 | Int_t PPadNumber=-1; //Previous Pad number | |
24 | Int_t PTimeBin=-1; //Previous Time-Bin | |
25 | Int_t BunchLength=0; | |
2e9f335b | 26 | //AliTPCBuffer160 is used in write mode to generate AltroFormat.dat file |
27 | AliTPCBuffer160 Buffer("AltroFormat.dat",1); | |
2e9f335b | 28 | ULong_t Count=0; |
29 | Int_t nwords=0; | |
30 | Int_t numPackets=0; | |
04fa961a | 31 | |
32 | const char * inFile_new = "galice.root"; | |
33 | AliRunLoader *rl = AliRunLoader::Open(inFile_new,"Event","read"); | |
34 | ||
35 | Int_t nevents=rl->GetNumberOfEvents(); | |
36 | cout<<"Number of Events:"<<nevents<<endl; | |
37 | Int_t choice=0; | |
38 | do{ | |
39 | cout<<"Insert the event number: "; | |
40 | cin>>choice; | |
41 | }while (choice<=0 || choice>nevents); | |
42 | rl->GetEvent(choice-1); | |
43 | AliLoader *tpcloader=rl->GetLoader("TPCLoader"); | |
44 | tpcloader->LoadDigits(); | |
45 | TTree *digitsTree=tpcloader->TreeD(); | |
46 | ||
47 | AliSimDigits digrows, *dummy=&digrows; | |
48 | digitsTree->GetBranch("Segment")->SetAddress(&dummy); | |
49 | Stat_t nrows = digitsTree->GetEntries(); | |
50 | cout<<"Number of entries (rows):"<<nrows<<endl; | |
51 | // get the TPC parameters | |
52 | rl->CdGAFile(); | |
53 | AliTPCParamSR* param = AliTPC::LoadTPCParam(gFile); | |
54 | if (!param) | |
55 | cout<<"No TPC parameter"<<endl; | |
56 | AliTPCDigitsArray *digarr=new AliTPCDigitsArray; | |
57 | digarr->Setup(param); | |
58 | digarr->ConnectTree(digitsTree); | |
2e9f335b | 59 | //ofstream ftxt("Data.txt"); |
60 | for (Int_t n=0; n<nrows; n++) { | |
2e9f335b | 61 | Int_t sec,row; // sector and row number (in the TPC) |
04fa961a | 62 | AliSimDigits *digrow=(AliSimDigits*)digarr->LoadEntry(n); |
2e9f335b | 63 | param->AdjustSectorRow(digrow->GetID(),sec,row); |
04fa961a | 64 | |
2e9f335b | 65 | //cout<<"Sector:"<<sec<<" Row:"<<row<<endl; |
66 | digrow->First(); | |
67 | do{ | |
04fa961a | 68 | Short_t dig=digrow->CurrentDigit(); //adc |
69 | Int_t time=digrow->CurrentRow(); //time | |
70 | Int_t pad =digrow->CurrentColumn(); // pad | |
71 | //cout<<"dig:"<<dig<<" time:"<<time<<" pad:"<<pad<<endl; | |
72 | if(dig>eth){ | |
2e9f335b | 73 | Count++; |
74 | //ftxt<<"Sec: "<<sec<<" Row: "<<row<<" Pad:"<<pad<<" Time: "<<time<<" ADC:"<<dig<<endl; | |
75 | //cout<<"Sec: "<<sec<<" Row: "<<row<<" Pad:"<<pad<<" Time: "<<time<<" ADC:"<<dig<<endl; | |
76 | if (PPadNumber==-1){ | |
77 | PSecNumber=sec; | |
78 | PRowNumber=row; | |
79 | PPadNumber=pad; | |
80 | // PAmplitude=dig; | |
81 | PTimeBin=time; | |
82 | BunchLength=1; | |
83 | Buffer.FillBuffer(dig-offset); | |
84 | nwords++; | |
85 | }//end if | |
86 | else{ | |
87 | if ( (time==(PTimeBin+1)) && | |
88 | (PPadNumber==pad) && | |
89 | (PRowNumber==row) && | |
90 | (PSecNumber==sec)){ | |
91 | BunchLength++; | |
92 | }//end if | |
93 | else{ | |
94 | Buffer.FillBuffer(PTimeBin); | |
95 | Buffer.FillBuffer(BunchLength+2); | |
96 | nwords+=2; | |
97 | if ((PPadNumber!=pad)||(PRowNumber!=row)||(PSecNumber!=sec)){ | |
98 | //Trailer is formatted and inserted!! | |
99 | Buffer.WriteTrailer(nwords,PPadNumber,PRowNumber,PSecNumber); | |
100 | numPackets++; | |
101 | nwords=0; | |
102 | }//end if | |
103 | ||
104 | BunchLength=1; | |
105 | PPadNumber=pad; | |
106 | PRowNumber=row; | |
107 | PSecNumber=sec; | |
108 | }//end else | |
109 | PTimeBin=time; | |
110 | Buffer.FillBuffer(dig-offset); | |
111 | nwords++; | |
112 | }//end else | |
113 | }//end if | |
114 | } while (digrow->Next()); | |
115 | }//end for | |
04fa961a | 116 | |
2e9f335b | 117 | Buffer.FillBuffer(PTimeBin); |
118 | Buffer.FillBuffer(BunchLength+2); | |
119 | nwords+=2; | |
120 | Buffer.WriteTrailer(nwords,PPadNumber,PRowNumber,PSecNumber); | |
04fa961a | 121 | |
2e9f335b | 122 | numPackets++; |
123 | cout<<"There are "<<Count<<" Digits\n"; | |
124 | cout<<"Packets "<<numPackets<<"\n"; | |
125 | //ftxt.close(); | |
126 | return 0; | |
127 | }//end macro |