1 #ifndef ALIRUNDIGITIZER_H
2 #define ALIRUNDIGITIZER_H
3 /* Copyright(c) 1998-2000, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ////////////////////////////////////////////////////////////////////////
10 // Manager Class for Merging/Digitization
12 // Author: Jiri Chudoba (CERN)
14 ////////////////////////////////////////////////////////////////////////
16 // --- ROOT system ---
18 #include "TObjString.h"
20 #include "TClonesArray.h"
22 #include "TParticle.h"
24 #define MAXDETECTORS 20
25 #define MAXFILESTOMERGE 4
27 // --- AliRoot header files ---
31 class AliRunDigitizer: public TNamed {
35 virtual ~AliRunDigitizer();
36 void AddDigitizer(AliDigitizer *digitizer);
37 void SetOutputFile(TString fn) {fOutputFileName = fn;}
38 TString GetOutputFile() {return fOutputFileName;}
39 void SetOutputDir(TString dn) {fOutputDirName = dn;}
40 TString GetOutputDir() {return fOutputDirName;}
41 void SetFirstOutputEventNr(Int_t i) {fEvent = i;}
42 void SetNrOfEventsToWrite(Int_t i) {fNrOfEventsToWrite = i;}
43 void SetCopyTreesFromInput(Int_t i) {fCopyTreesFromInput = i;}
44 Int_t GetCopyTreesFromInput() {return fCopyTreesFromInput;}
45 Int_t GetOutputEventNr() {return fEvent;}
46 Bool_t SetInput(char* inputFileString);
47 void SetCombinationFileName(TString fn) {fCombinationFileName = fn;}
48 TString GetCombinationFileName() {return fCombinationFileName;}
49 void SetCombinationType(Int_t i) {fCombinationType = i;}
50 Int_t GetCombinationType() const {return fCombinationType;}
51 void PrintCombination(); // debug method
52 Int_t GetNinputs() const {return fNinputs;}
53 Int_t GetMask(Int_t i) const {return fkMASK[i];}
54 TTree* GetInputTreeS(Int_t i) const {return fArrayTreeS[i];}
55 TTree* GetInputTreeH(Int_t i) const {return fArrayTreeH[i];}
56 TTree* GetInputTreeTPCS(Int_t i) const {return fArrayTreeTPCS[i];}
57 Int_t GetNextMask(Int_t i) const;
58 TTree* GetNextTreeH(TTree *) const;
59 TTree* GetNextTreeS(TTree *) const;
60 TTree* GetNextTreeTPCS(TTree *) const;
61 TTree* GetTreeD() const {return fTreeD;}
64 // Nr of particles in all input files for a given event
65 // (as numbered in the output file)
66 Int_t GetNParticles(Int_t event);
68 // Nr of particles in input file input for a given event
69 // (as numbered in this input file)
70 Int_t GetNParticles(Int_t event, Int_t input);
72 // return pointer to an int array with input event numbers which were
73 // merged in the output event event
74 Int_t* GetInputEventNumbers(Int_t event);
76 // return an event number of an eventInput from input file input
77 // which was merged to create output event event
78 Int_t GetInputEventNumber(Int_t event, Int_t input);
80 // return pointer to particle with index i (index with mask)
81 TParticle* GetParticle(Int_t i, Int_t event);
83 // return pointer to particle with index i in the input file input
84 // (index without mask)
85 TParticle* GetParticle(Int_t i, Int_t input, Int_t event);
88 Int_t GetDebug() const {return fDebug;}
89 void SetDebug(Int_t level) {fDebug = level;}
92 AliDigitizer * fDigitizers[MAXDETECTORS]; //! pointers to registered
94 // the constant 20 corresponds to MAXDETECTORS = 20 - could be done better
95 Int_t fNDigitizers; //! nr. of registered digitizers
96 Int_t fkMASK[MAXFILESTOMERGE]; //! masks for track ids from
97 // different source files
98 Int_t fkMASKSTEP; // step to increase MASK for
100 TString fOutputFileName; // output file name
101 TString fOutputDirName; // output dir name
102 TFile * fOutput; //! pointer to the output file
103 Int_t fEvent; // output event nr.
104 Int_t fNrOfEventsToWrite; // Nr of events to write
105 Int_t fNrOfEventsWritten; // Nr of events written
106 Int_t fCopyTreesFromInput; // from which input file the trees
107 // should be copied, -1 for no copies
108 TTree * fTreeD; //! output TreeD
109 Int_t fNinputs; // nr of input files
110 TClonesArray * fInputFileNames; // input files names
111 TClonesArray * fInputFiles; //! pointers to file handles
112 TTree * fArrayTreeS[MAXFILESTOMERGE]; //! array with p. to TreeS
113 TTree * fArrayTreeTPCS[MAXFILESTOMERGE]; //! array with p. to TreeD_75x40_100x60_x (TPC Sdigits)
114 TTree * fArrayTreeH[MAXFILESTOMERGE]; //! array with p. to TreeH
115 Int_t fMinNEvents; // min nr. of events found in inputs
116 TArrayI fCombination; //! combination of events from
117 Int_t fCombinationType; // defines the algorithm how
118 // to generated combination
119 TString fCombinationFileName; // fn with combinations (used
120 // with type 2 of comb.)
121 Bool_t MakeCombination(); // create next combination
122 void ConnectInputTrees();
124 Bool_t InitOutputGlobal();
126 void FinishPerEvent();
128 Int_t fDebug; //! specifies debug level, 0 is min
130 TFile* ConnectInputFile(Int_t input); // open input file with index input
132 ClassDef(AliRunDigitizer,1)
135 #endif // ALIRUNDIGITIZER_H