| 1 | #include <TSystem.h>
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| 2 |
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| 3 | #include "TFile.h"
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| 4 | #include "TTree.h"
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| 5 | #include "TBranch.h"
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| 6 |
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| 7 | #include "MParList.h"
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| 8 | #include "MTaskList.h"
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| 9 | #include "MEvtLoop.h"
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| 10 |
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| 11 | #include "MLog.h"
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| 12 | #include "MTime.h"
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| 13 | #include "MRawRunHeader.h"
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| 14 | #include "MRawEvtHeader.h"
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| 15 | #include "MRawEvtData.h"
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| 16 | #include "MRawCrateArray.h"
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| 17 | #include "MInputStreamID.h"
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| 18 |
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| 19 | #include "MMcEvt.hxx"
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| 20 | #include "MMcTrig.hxx"
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| 21 |
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| 22 | /////////////////////////////////////////////////////////////////////////////
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| 23 | //
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| 24 | // This is an demonstration how to read in a merpped root file
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| 25 | //
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| 26 | /////////////////////////////////////////////////////////////////////////////
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| 27 |
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| 28 | int main(const int argc, const char **argv)
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| 29 | {
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| 30 | gLog << "==================================================" << endl ;
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| 31 | gLog << " ReadRaw v0.1" << endl;
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| 32 | gLog << " MARS Merging and Preprocessing Program" << endl ;
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| 33 | gLog << " Compiled on <" << __DATE__ << ">" << endl ;
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| 34 | gLog << "==================================================" << endl ;
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| 35 | gLog << endl;
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| 36 |
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| 37 | //
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| 38 | // check for the right usage of the program
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| 39 | //
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| 40 | if (argc!=2)
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| 41 | {
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| 42 | gLog << "Sorry the usage is:" << endl;
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| 43 | gLog << " readraw inputfile" << endl << endl;
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| 44 | return -1;
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| 45 | }
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| 46 |
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| 47 | //
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| 48 | // initialize ROOT (this is obligatory here)
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| 49 | //
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| 50 | TROOT simple("readraw","Mars - Read and print raw data file");
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| 51 |
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| 52 | //
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| 53 | // check whether the given files are OK.
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| 54 | //
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| 55 | if (gSystem->AccessPathName(argv[1], kFileExists))
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| 56 | {
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| 57 | gLog << "Sorry, the file '" << argv[1] << "' doesn't exist." << endl;
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| 58 | return -1;
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| 59 | }
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| 60 |
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| 61 | MRawRunHeader *runheader = new MRawRunHeader();
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| 62 | MRawEvtHeader *evtheader = new MRawEvtHeader();
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| 63 | MTime *evttime = new MTime();
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| 64 | MRawEvtData *evtdata = new MRawEvtData();
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| 65 | MRawCrateArray *evtcrate = new MRawCrateArray();
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| 66 |
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| 67 | MMcEvt *evtmc = new MMcEvt() ;
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| 68 | MMcTrig *trigmc = new MMcTrig() ;
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| 69 |
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| 70 | //
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| 71 | // open the file
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| 72 | //
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| 73 | gLog << " Open the file " << endl ;
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| 74 | TFile input(argv[1], "READ");
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| 75 |
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| 76 | //
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| 77 | // open the Run Header and read in
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| 78 | //
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| 79 | gLog << " Check the RunHeader " << endl ;
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| 80 | TTree *runtree = (TTree*) input.Get("RunHeaders") ;
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| 81 |
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| 82 | if (!runtree)
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| 83 | {
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| 84 | gLog << endl
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| 85 | << " WARNING: This file has NO RunHeader "
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| 86 | << endl << endl ;
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| 87 | }
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| 88 | else
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| 89 | {
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| 90 | gLog << " Entries in Tree RunHeaders: " << dec << runtree->GetEntries() << endl ;
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| 91 |
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| 92 | runtree->GetBranch("MRawRunHeader")->SetAddress(&runheader);
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| 93 | runtree->GetEvent(0);
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| 94 |
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| 95 | runheader->Print();
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| 96 | }
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| 97 |
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| 98 | //
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| 99 | // open the DataTree and read in
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| 100 | //
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| 101 | gLog << " Check the Event Tree " << endl ;
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| 102 | TTree *evttree = (TTree*) input.Get("Events") ;
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| 103 | gLog << " Check all the Branches in the Tree " << endl ;
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| 104 |
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| 105 | //
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| 106 | // check the branches in the Tree
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| 107 | //
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| 108 | TIter Next(evttree->GetListOfBranches());
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| 109 | TBranch *branch=NULL;
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| 110 |
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| 111 | while ((branch=(TBranch*)Next()))
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| 112 | {
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| 113 | //
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| 114 | // Get Name of Branch
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| 115 | //
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| 116 | const char *name = branch->GetName();
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| 117 |
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| 118 | if (!strcmp(name, "MRawEvtHeader"))
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| 119 | evttree->GetBranch("MRawEvtHeader")->SetAddress(&evtheader);
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| 120 |
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| 121 | if (!strcmp(name, "MTime"))
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| 122 | evttree->GetBranch("MTime")->SetAddress(&evttime);
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| 123 |
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| 124 | if (!strcmp(name, "MRawEvtData"))
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| 125 | evttree->GetBranch("MRawEvtData")->SetAddress(&evtdata);
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| 126 |
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| 127 | if (!strcmp(name, "MRawCrateArray"))
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| 128 | evttree->GetBranch("MRawCrateArray")->SetAddress(&evtcrate);
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| 129 |
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| 130 | if (!strcmp(name, "MMcTrig"))
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| 131 | evttree->GetBranch("MMcTrig")->SetAddress(&trigmc);
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| 132 |
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| 133 | if (!strcmp(name, "MMcEvt"))
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| 134 | evttree->GetBranch("MMcEvt")->SetAddress(&evtmc);
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| 135 | }
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| 136 |
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| 137 | //
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| 138 | // loop over all entries
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| 139 | //
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| 140 | Int_t nent = (Int_t)evttree->GetEntries();
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| 141 |
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| 142 | gLog << endl << endl;
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| 143 | gLog << " Entries in Tree Data: " << dec << nent << endl;
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| 144 |
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| 145 | for (Int_t i = 0; i<nent; i++)
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| 146 | {
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| 147 | gLog << "Entry: " << i << endl;
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| 148 |
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| 149 | //
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| 150 | // readin event with the selected branches
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| 151 | //
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| 152 | evttree->GetEvent(i);
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| 153 |
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| 154 | evtmc->Print();
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| 155 |
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| 156 | evtheader->Print();
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| 157 | evttime->Print();
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| 158 | evtcrate->Print();
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| 159 | evtdata->Print();
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| 160 | }
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| 161 |
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| 162 | // end of small readin program
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| 163 |
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| 164 | return 0;
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| 165 | }
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| 166 |
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| 167 |
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