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 MAXSTREAMSTOMERGE 4
27 // --- AliRoot header files ---
32 class AliRunDigitizer: public TNamed {
36 AliRunDigitizer(Int_t nInputStream, Int_t sperb);
37 virtual ~AliRunDigitizer();
38 void AddDigitizer(AliDigitizer *digitizer);
39 void SetOutputFile(TString fn) {fOutputFileName = fn;}
40 TString GetOutputFile() {return fOutputFileName;}
41 void SetOutputDir(TString dn) {fOutputDirName = dn;}
42 TString GetOutputDir() {return fOutputDirName;}
43 void SetInputStream(Int_t stream, char *inputName);
44 void SetFirstOutputEventNr(Int_t i) {fEvent = i;}
45 void SetNrOfEventsToWrite(Int_t i) {fNrOfEventsToWrite = i;}
46 void SetCopyTreesFromInput(Int_t i) {fCopyTreesFromInput = i;}
47 Int_t GetCopyTreesFromInput() {return fCopyTreesFromInput;}
48 Int_t GetOutputEventNr() {return fEvent;}
49 Bool_t SetInput(char* inputFileString);
50 void SetCombinationFileName(TString fn) {fCombinationFileName = fn;}
51 TString GetCombinationFileName() {return fCombinationFileName;}
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[MAXSTREAMSTOMERGE]; //! 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 streams - can be taken from the TClonesArray dimension
110 Int_t fNinputsGiven; // nr of input streams given by user
111 TClonesArray * fInputStreams; // input streams
112 TClonesArray * fInputFiles; // current input files
113 TTree * fArrayTreeS[MAXSTREAMSTOMERGE]; //! array with p. to TreeS
114 TTree * fArrayTreeTPCS[MAXSTREAMSTOMERGE]; //! array with p. to TreeD_75x40_100x60_x (TPC Sdigits)
115 TTree * fArrayTreeH[MAXSTREAMSTOMERGE]; //! array with p. to TreeH
116 AliMergeCombi * fCombi; // pointer to the combination object
117 TArrayI fCombination; //! combination of events from
118 TString fCombinationFileName; // fn with combinations (used
119 // with type 2 of comb.)
120 Bool_t ConnectInputTrees();
122 Bool_t InitOutputGlobal();
126 Int_t fDebug; //! specifies debug level, 0 is min
128 TFile* ConnectInputFile(Int_t input); // open input file with index input
130 ClassDef(AliRunDigitizer,1)
133 #endif // ALIRUNDIGITIZER_H