**************************************************************************/
/* $Id$ */
-
+
//-----------------------------------------------------------------------------
/// \namespace AliMUONCDB
///
///
/// For more information, please see READMEcalib
///
-// \author Laurent Aphecetche
+/// \author Laurent Aphecetche
//-----------------------------------------------------------------------------
#include "AliMUONCDB.h"
#include "AliMUONCalibParamND.h"
#include "AliMUONCalibParamNF.h"
#include "AliMUONCalibParamNI.h"
+#include "AliMUONCalibrationData.h"
#include "AliMUONConstants.h"
+#include "AliMUONGlobalCrateConfig.h"
+#include "AliMUONLogger.h"
+#include "AliMUONPadStatusMaker.h"
+#include "AliMUONPadStatusMapMaker.h"
+#include "AliMUONRecoParam.h"
+#include "AliMUONRegionalTriggerConfig.h"
#include "AliMUONRejectList.h"
+#include "AliMUONTrackerData.h"
#include "AliMUONTrackerIO.h"
#include "AliMUONTriggerEfficiencyCells.h"
#include "AliMUONTriggerLut.h"
-#include "AliMUONVStore.h"
#include "AliMUONVCalibParam.h"
#include "AliMUONVCalibParam.h"
-#include "AliMUONGlobalCrateConfig.h"
-#include "AliMUONRegionalTriggerConfig.h"
-#include "AliMUONRecoParam.h"
+#include "AliMUONVStore.h"
#include "AliMpCDB.h"
#include "AliMpConstants.h"
#include "AliGRPManager.h"
#include "AliDCSValue.h"
#include "AliLog.h"
+#include "AliMpBusPatch.h"
#include <Riostream.h>
#include <TArrayI.h>
#include <TClass.h>
+#include <TFile.h>
#include <TH1F.h>
#include <TList.h>
#include <TMap.h>
#include <TSystem.h>
#include <TMath.h>
#include <TGeoGlobalMagField.h>
+#include <TClonesArray.h>
+#include <sstream>
+#include <set>
+using std::endl;
+using std::cout;
+using std::cerr;
+using std::ostringstream;
+using std::ifstream;
namespace
{
const AliMpVSegmentation* seg =
AliMpSegmentation::Instance()->GetMpSegmentationByElectronics(detElemId,manuId);
+ if (!seg) continue;
+
for ( Int_t manuChannel = 0; manuChannel < value->Size(); ++manuChannel )
{
AliMpPad pad = seg->PadByLocation(manuId,manuChannel,kFALSE);
AliInfoGeneral("AliMUONCDB", "Loading RecoParam from OCDB...");
- if (!AliMUONCDB::CheckOCDB()) return kFALSE;
+ if (!AliMUONCDB::CheckOCDB()) return 0x0;
AliMUONRecoParam* recoParam = 0x0;
AliCDBEntry* entry = AliCDBManager::Instance()->Get("MUON/Calib/RecoParam");
if (!(recoParam = dynamic_cast<AliMUONRecoParam*>(entry->GetObject()))) {
TObjArray* recoParamArray = static_cast<TObjArray*>(entry->GetObject());
+// recoParamArray->SetOwner(kTRUE); // FIXME: this should be done, but is causing a problem at the end of the reco... investigate why...
for(Int_t i = 0; i < recoParamArray->GetEntriesFast(); i++) {
recoParam = static_cast<AliMUONRecoParam*>(recoParamArray->UncheckedAt(i));
}
+//_____________________________________________________________________________
+TClonesArray* AliMUONCDB::LoadAlignmentData()
+{
+ /// Load and return the array of alignment objects.
+
+ AliInfoGeneral("AliMUONCDB", "Loading Alignemnt from OCDB...");
+
+ if (!AliMUONCDB::CheckOCDB()) return 0x0;
+
+ TClonesArray* alignmentArray = 0x0;
+ AliCDBEntry* entry = AliCDBManager::Instance()->Get("MUON/Align/Data");
+
+ if (entry) {
+ // load alignement array
+ alignmentArray = dynamic_cast<TClonesArray*>(entry->GetObject());
+ }
+
+ if (!alignmentArray) {
+ AliErrorGeneral("AliMUONCDB", "failed to load Alignemnt from OCDB");
+ }
+
+ return alignmentArray;
+}
+
//_____________________________________________________________________________
AliMUONVStore*
AliMUONCDB::Diff(AliMUONVStore& store1, AliMUONVStore& store2,
}
//_____________________________________________________________________________
-void
+TH1**
AliMUONCDB::Plot(const AliMUONVStore& store, const char* name, Int_t nbins)
{
/// Make histograms of each dimension of the AliMUONVCalibParam
/// contained inside store.
/// It produces histograms named name_0, name_1, etc...
- if (!AliMUONCDB::CheckMapping(kTRUE)) return;
+ if (!AliMUONCDB::CheckMapping(kTRUE)) return 0x0;
TIter next(store.CreateIterator());
AliMUONVCalibParam* param;
nbins,xmin[i],xmax[i]);
AliInfoGeneral("AliMUONCDB", Form("Created histogram %s",h[i]->GetName()));
}
+ delete [] xmin;
+ delete [] xmax;
}
Int_t detElemId = param->ID0();
const AliMpVSegmentation* seg =
AliMpSegmentation::Instance()->GetMpSegmentationByElectronics(detElemId,manuId);
+ if (!seg) continue;
+
for ( Int_t manuChannel = 0; manuChannel < param->Size(); ++manuChannel )
{
AliMpPad pad = seg->PadByLocation(manuId,manuChannel,kFALSE);
AliInfoGeneral("AliMUONCDB", Form("Number of channels = %d",n));
delete[] nPerStation;
+
+ return h;
}
//_____________________________________________________________________________
TObjArray* valueSet = new TObjArray;
valueSet->SetOwner(kTRUE);
+
Int_t measureType = triggerDCSNamer.DCSvariableFromDCSAlias(aliasName.Data());
+ if ( measureType < 0 ) {
+ AliErrorGeneralStream("AliMUONCDB")
+ << "Failed to get DCS variable from an alias (trigger): "
+ << aliasName.Data() << endl;
+ return 0;
+ }
+
for ( UInt_t timeStamp = 0; timeStamp < 60*15; timeStamp += 120 )
{
Float_t value =
WriteTriggerEfficiency(startRun,endRun);
}
+//_____________________________________________________________________________
+void
+AliMUONCDB::WriteConfig(Int_t startRun, Int_t endRun)
+{
+ /// Write complete tracker configuration to OCDB
+ ostringstream lines;
+ TIter next(AliMpDDLStore::Instance()->CreateBusPatchIterator());
+ AliMpBusPatch* bp;
+ while ( ( bp = static_cast<AliMpBusPatch*>(next()) ) )
+ {
+ for (Int_t imanu = 0; imanu < bp->GetNofManus(); ++imanu)
+ {
+ lines << bp->GetId() << " " << bp->GetManuId(imanu) << endl;
+ }
+ }
+
+ AliMUON2DMap config(kTRUE);
+
+ AliMUONTrackerIO::DecodeConfig(lines.str().c_str(),config);
+
+ WriteToCDB("MUON/Calib/Config",&config,startRun,endRun,kTRUE);
+}
+
//_____________________________________________________________________________
void
AliMUONCDB::WriteTracker(Bool_t defaultValues, Int_t startRun, Int_t endRun)
WriteGains(defaultValues,startRun,endRun);
WriteCapacitances(defaultValues,startRun,endRun);
WriteNeighbours(startRun,endRun);
- WriteOccupancyMap(startRun,endRun,defaultValues);
- WriteRejectList(startRun,endRun,defaultValues);
+ WriteOccupancyMap(defaultValues,startRun,endRun);
+ WriteRejectList(defaultValues,startRun,endRun);
+ WriteConfig(startRun,endRun);
+}
+
+//_____________________________________________________________________________
+void
+AliMUONCDB::ShowCapacitances()
+{
+ /// Show briefly the number of capa values we have in the OCDB,
+ /// and the list of manu that are actually in the config and for which
+ /// we miss the capa (if any).
+
+ if (!AliMUONCDB::CheckOCDB()) return;
+
+ AliMUONCDB::LoadMapping();
+
+ if (!AliMUONCDB::CheckMapping()) return;
+
+ AliCDBEntry* e = AliCDBManager::Instance()->Get("MUON/Calib/Config");
+
+ if (!e) return ;
+
+ AliMUONVStore* config = static_cast<AliMUONVStore*>(e->GetObject());
+
+ e = AliCDBManager::Instance()->Get("MUON/Calib/Capacitances");
+
+ if (!e) return;
+
+ AliMUONVStore* capacitances = static_cast<AliMUONVStore*>(e->GetObject());
+
+ AliInfoGeneral("ShowCapacitances",Form("%d capacitances are in OCDB",capacitances->GetSize()));
+
+ TIter nextManu(config->CreateIterator());
+ AliMUONVCalibParam* param;
+
+ while ( ( param = static_cast<AliMUONVCalibParam*>(nextManu()) ) )
+ {
+ Int_t detElemId = param->ID0();
+ Int_t manuId = param->ID1();
+
+ Int_t serialNumber
+ = AliMpManuStore::Instance()->GetManuSerial(detElemId, manuId);
+
+ if (serialNumber<0)
+ {
+ AliErrorGeneral("ShowCapacitances",Form("Did not find serial for DE %04d MANUID %04d",detElemId,manuId));
+ }
+ else
+ {
+ AliMUONVCalibParam* capa = static_cast<AliMUONVCalibParam*>(capacitances->FindObject(serialNumber));
+ if (!capa)
+ {
+ AliErrorGeneral("ShowCapacitances",Form("Did not find capacitance for DE %04d MANUID %04d SERIAL %d",detElemId,manuId,serialNumber));
+ }
+ }
+ }
+
+}
+
+//_____________________________________________________________________________
+void
+AliMUONCDB::ShowConfig(Bool_t withStatusMap)
+{
+ /// Dumps the current tracker configuration, i.e. number and identity of missing buspatches
+ /// If statusMap is true, will also take into account the status map to report the number
+ /// of good channels
+
+ if (!AliMUONCDB::CheckOCDB()) return;
+
+ AliMUONCDB::LoadMapping();
+
+ if (!AliMUONCDB::CheckMapping()) return;
+
+ AliCDBEntry* e = AliCDBManager::Instance()->Get("MUON/Calib/Config");
+
+ if (!e) return ;
+
+ AliMUONVStore* config = static_cast<AliMUONVStore*>(e->GetObject());
+
+ AliMUONPadStatusMapMaker* statusMapMaker(0x0);
+ AliMUONCalibrationData* cd(0x0);
+ AliMUONPadStatusMaker* statusMaker(0x0);
+
+ if ( withStatusMap )
+ {
+ cd = new AliMUONCalibrationData(AliCDBManager::Instance()->GetRun());
+
+ statusMaker = new AliMUONPadStatusMaker(*cd);
+
+ AliMUONRecoParam* recoParam = AliMUONCDB::LoadRecoParam();
+
+ if (!recoParam)
+ {
+ AliErrorGeneral("AliMUONCDB::ShowConfig","Cannot get recoParams from OCDB !");
+ return;
+ }
+
+ statusMaker->SetLimits(*recoParam);
+
+ UInt_t mask = recoParam->PadGoodnessMask();
+
+ delete recoParam;
+
+ const Bool_t deferredInitialization = kFALSE;
+
+ statusMapMaker = new AliMUONPadStatusMapMaker(*cd,mask,deferredInitialization);
+ }
+
+ TIter nextManu(config->CreateIterator());
+ AliMUONVCalibParam* param;
+
+ AliMpExMap buspatches;
+
+ while ( ( param = static_cast<AliMUONVCalibParam*>(nextManu()) ) )
+ {
+ Int_t detElemId = param->ID0();
+ Int_t manuId = param->ID1();
+ Int_t busPatchId = AliMpDDLStore::Instance()->GetBusPatchId(detElemId,manuId);
+ if ( buspatches.GetValue(busPatchId) == 0x0 )
+ {
+ buspatches.Add(busPatchId,new TObjString(Form("BP%04d",busPatchId)));
+ }
+ }
+
+ TArrayI removed(buspatches.GetSize());
+
+ TIter next(AliMpDDLStore::Instance()->CreateBusPatchIterator());
+ AliMpBusPatch* bp;
+ Int_t n(0);
+ Int_t nok(0);
+ Int_t nremoved(0);
+
+ // accounting of bus patches first
+
+ while ( ( bp = static_cast<AliMpBusPatch*>(next())))
+ {
+ if ( buspatches.GetValue(bp->GetId()) )
+ {
+ ++nok;
+ }
+ else
+ {
+ removed.SetAt(bp->GetId(),nremoved++);
+ }
+ }
+
+ // accounting of channels
+
+ AliMpManuIterator it;
+
+ Int_t totalNumberOfChannels(0);
+ Int_t removedChannels(0);
+ Int_t badChannels(0);
+ Int_t badAndRemovedChannels(0);
+ Int_t badOrRemovedChannels(0);
+
+ Int_t detElemId, manuId;
+
+ while ( it.Next(detElemId,manuId) )
+ {
+ AliMpDetElement* de = AliMpDDLStore::Instance()->GetDetElement(detElemId);
+ for ( Int_t i = 0; i < AliMpConstants::ManuNofChannels(); ++i )
+ {
+ Int_t busPatchId = AliMpDDLStore::Instance()->GetBusPatchId(detElemId,manuId);
+
+ if ( de->IsConnectedChannel(manuId,i) )
+ {
+ ++totalNumberOfChannels;
+ Bool_t badBusPatch = ( buspatches.GetValue(busPatchId) == 0x0 );
+
+ if ( withStatusMap )
+ {
+ Bool_t badChannel = ( ( statusMapMaker->StatusMap(detElemId,manuId,i) & AliMUONPadStatusMapMaker::SelfDeadMask() ) != 0);
+ if ( badChannel ) ++badChannels;
+ if ( badBusPatch && badChannel ) ++badAndRemovedChannels;
+ if ( badBusPatch || badChannel ) ++badOrRemovedChannels;
+ }
+
+ if ( badBusPatch) ++removedChannels;
+ }
+ }
+ }
+
+
+ Int_t* indices = new Int_t[nremoved];
+
+ TMath::Sort(nremoved,removed.GetArray(),indices,kFALSE);
+
+ for ( Int_t i = 0; i < nremoved; ++i )
+ {
+ Int_t busPatchId = removed[indices[i]];
+ bp = AliMpDDLStore::Instance()->GetBusPatch(busPatchId);
+ bp->Print();
+ }
+
+ delete[] indices;
+
+ cout << endl;
+ cout << Form("Bus patches n=%3d nok=%3d nremoved=%3d",n,nok,nremoved) << endl;
+
+ cout << Form("Channels n=%6d nremoved=%6d bad=%6d bad and removed=%6d bad or removed=%6d",
+ totalNumberOfChannels,removedChannels,badChannels,badAndRemovedChannels,badOrRemovedChannels) << endl;
+
+ if (totalNumberOfChannels>0)
+ {
+ cout << Form("Percentage of readout channels %5.1f %%",removedChannels*100.0/totalNumberOfChannels) << endl;
+ if ( withStatusMap )
+ {
+ cout << Form("Percentage of non useable channels (bad or removed) %5.1f %%",
+ badOrRemovedChannels*100.0/totalNumberOfChannels) << endl;
+ }
+ }
+
+
+ delete statusMapMaker;
+ delete cd;
+ delete statusMaker;
}
+//______________________________________________________________________________
+void AliMUONCDB::ReadIntegers(const char* filename, std::vector<int>& integers)
+{
+ /// Read integers from filename, where integers are either
+ /// separated by "," or by return carriage
+ ifstream in(gSystem->ExpandPathName(filename));
+ int i;
+
+ std::set<int> runset;
+
+ char line[10000];
+
+ in.getline(line,10000,'\n');
+
+ TString sline(line);
+
+ if (sline.Contains(","))
+ {
+ TObjArray* a = sline.Tokenize(",");
+ TIter next(a);
+ TObjString* s;
+ while ( ( s = static_cast<TObjString*>(next()) ) )
+ {
+ runset.insert(s->String().Atoi());
+ }
+ delete a;
+ }
+ else
+ {
+ runset.insert(sline.Atoi());
+
+ while ( in >> i )
+ {
+ runset.insert(i);
+ }
+ }
+
+ for ( std::set<int>::const_iterator it = runset.begin(); it != runset.end(); ++it )
+ {
+ integers.push_back((*it));
+ }
+
+ std::sort(integers.begin(),integers.end());
+}
+
+//______________________________________________________________________________
+void AliMUONCDB::ShowFaultyBusPatches(const char* runlist, double occLimit,
+ const char* outputBaseName,
+ const char* ocdbPath)
+{
+ /// Shows the list of bus patches above a given occupancy limit,
+ /// for each run in the runlist
+
+ AliLog::GetRootLogger()->SetGlobalLogLevel(AliLog::kError);
+
+ // AliLog::SetPrintType(AliLog::kInfo,kFALSE);
+ // AliLog::SetPrintType(AliLog::kWarning,kFALSE);
+ // gErrorIgnoreLevel=kError; // to avoid all the TAlienFile::Open messages...
+
+ AliCDBManager* man = AliCDBManager::Instance();
+
+ man->SetDefaultStorage(ocdbPath);
+
+ Bool_t first(kTRUE);
+
+ std::vector<int> runnumbers;
+
+ ReadIntegers(runlist,runnumbers);
+
+ AliMUON2DMap bpValues(kFALSE);
+
+ std::ofstream outfile(Form("%s.txt",outputBaseName));
+
+ for ( unsigned int i = 0 ; i < runnumbers.size(); ++i )
+ {
+ int runNumber = runnumbers[i];
+
+ man->SetRun(runNumber);
+
+ if ( first )
+ {
+ AliMpCDB::LoadAll();
+ first = kFALSE;
+ }
+
+ AliCDBEntry* e = man->Get("MUON/Calib/OccupancyMap",runNumber);
+
+ if (!e)
+ {
+ AliErrorGeneral("AliMUONCDB::ShowFaultyBusPatches",
+ Form("Could not get OccupancyMap for run %09d",runNumber));
+ continue;
+ }
+
+ AliMUONVStore* occmap = static_cast<AliMUONVStore*>(e->GetObject());
+
+ AliMUONTrackerData td("occ","occ",*occmap);
+
+ TIter nextBP(AliMpDDLStore::Instance()->CreateBusPatchIterator());
+ AliMpBusPatch* bp;
+ std::set<int> buspatches;
+ Double_t sumn = 1000.0;
+
+ while ( ( bp = static_cast<AliMpBusPatch*>(nextBP()) ) )
+ {
+ Double_t occ = td.BusPatch(bp->GetId(),2);
+
+ if (occ>occLimit)
+ {
+ buspatches.insert(bp->GetId());
+
+ AliMUONVCalibParam* param = static_cast<AliMUONVCalibParam*>(bpValues.FindObject(bp->GetId()));
+
+ if (!param)
+ {
+ param = new AliMUONCalibParamND(5, 1, bp->GetId(), 0);
+ bpValues.Add(param);
+
+ Int_t detElemId = AliMpDDLStore::Instance()->GetDEfromBus(bp->GetId());
+ AliMpDetElement* de = AliMpDDLStore::Instance()->GetDetElement(detElemId);
+
+ Int_t nchannels(0);
+
+ for ( Int_t imanu = 0; imanu < bp->GetNofManus(); ++imanu )
+ {
+ Int_t manuId = bp->GetManuId(imanu);
+ nchannels += de->NofChannelsInManu(manuId);
+ }
+
+ param->SetValueAsDouble(0,2,sumn);
+ param->SetValueAsDouble(0,3,nchannels);
+ param->SetValueAsDouble(0,4,1);
+ }
+
+ Double_t sumw = sumn*(param->ValueAsDouble(0)/sumn+1.0/runnumbers.size());
+ Double_t sumw2 = 0.0; //(sumn-1)*ey*ey+sumw*sumw/sumn;
+
+ param->SetValueAsDouble(0,0,sumw);
+ param->SetValueAsDouble(0,1,sumw2);
+
+ }
+ }
+
+ outfile << Form("RUN %09d",runNumber);
+
+ for ( std::set<int>::const_iterator bit = buspatches.begin(); bit != buspatches.end(); ++bit )
+ {
+ outfile << Form(" %4d",*bit);
+ }
+ outfile << endl;
+ }
+
+ outfile.close();
+
+ const char* name = "BPfailureRate";
+
+ AliMUONTrackerData* mpData = new AliMUONTrackerData(name,name,bpValues,2);
+ mpData->SetDimensionName(0,name);
+
+ TFile f(Form("%s.root",outputBaseName),"recreate");
+ mpData->Write();
+ f.Close();
+
+ cout << Form("Results are in %s.txt and %s.root",outputBaseName,outputBaseName) << endl;
+
+ gSystem->Exec(Form("cat %s.txt",outputBaseName));
+
+}
+
+//______________________________________________________________________________
+void AliMUONCDB::CheckHV(Int_t runNumber, Int_t verbose)
+{
+ /// Check the HV values in OCDB for a given run
+
+ TList messages;
+ messages.SetOwner(kTRUE);
+
+ Bool_t patched(kTRUE);
+
+ if (!AliCDBManager::Instance()->IsDefaultStorageSet())
+ {
+ AliCDBManager::Instance()->SetDefaultStorage("raw://");
+ }
+
+ AliCDBManager::Instance()->SetRun(runNumber);
+
+ LoadMapping();
+
+ AliMUONCalibrationData::CreateHV(runNumber,0,patched,&messages);
+
+ AliMUONCalibrationData cd(runNumber,true);
+
+ AliMUONPadStatusMaker statusMaker(cd);
+
+ AliMUONRecoParam* rp = AliMUONCDB::LoadRecoParam();
+
+ if (!rp)
+ {
+ AliErrorGeneral("AliMUONCDB::CheckHV","Could not get RecoParam !!!");
+ return;
+ }
+
+ statusMaker.SetLimits(*rp);
+
+ TIter next(&messages);
+ TObjString* s;
+ AliMpDCSNamer hvNamer("TRACKER");
+ AliMUONLogger log;
+
+ while ( ( s = static_cast<TObjString*>(next()) ) )
+ {
+ TObjArray* a = s->String().Tokenize(":");
+
+ TString name(static_cast<TObjString*>(a->At(0))->String());
+
+ if ( name.Contains("sw") || name.Contains("SUMMARY") ) continue;
+
+ Int_t index = hvNamer.DCSIndexFromDCSAlias(name.Data());
+
+ Int_t detElemId = hvNamer.DetElemIdFromDCSAlias(name.Data());
+
+ AliMpDetElement* de = AliMpDDLStore::Instance()->GetDetElement(detElemId);
+
+ if (!de)
+ {
+ AliErrorGeneral("AliMUONCDB::CheckHV",Form("Could not get detElemId from dcsAlias %s",name.Data()));
+ continue;
+ }
+
+ Int_t manuId;
+
+ if ( index >= 0 )
+ {
+ const AliMpArrayI* array = de->ManusForHV(index);
+ manuId = array->GetValue(0);
+ }
+ else
+
+ {
+ AliMpBusPatch* bp = AliMpDDLStore::Instance()->GetBusPatch(de->GetBusPatchId(0));
+
+ manuId = bp->GetManuId(0);
+ }
+
+ Int_t status = statusMaker.HVStatus(detElemId,manuId);
+
+ log.Log(AliMUONPadStatusMaker::AsString(status).Data());
+
+ s->String() += Form(" (DE %4d) ",detElemId);
+ s->String() += AliMUONPadStatusMaker::AsString(status).Data();
+
+ delete a;
+ }
+
+ TIter nextMessage(&messages);
+ TObjString* msg;
+
+ while ( ( msg = static_cast<TObjString*>(nextMessage()) ) )
+ {
+ if ( verbose > 0 || msg->String().Contains("SUMMARY") )
+ {
+ AliInfoGeneral("AliMUONCDB::CheckHV",Form("RUN %09d HVchannel %s",runNumber,msg->String().Data()));
+ }
+ }
+
+ TString lmsg;
+ Int_t occurance;
+ TString totalLog;
+
+ while (log.Next(lmsg,occurance))
+ {
+ totalLog += Form("%s(%d)",lmsg.Data(),occurance);
+ totalLog += " | ";
+ }
+
+ AliInfoGeneral("AliMUONCDB::CheckHV",Form("RUN %09d %s",runNumber,totalLog.Data()));
+
+ // one last loop to get the list of problematic HV channels
+ nextMessage.Reset();
+
+ while ( ( msg = static_cast<TObjString*>(nextMessage()) ) )
+ {
+ if ( msg->String().Contains("HV ") )
+ {
+ AliInfoGeneral("AliMUONCDB::CheckHV",Form(" Problem at %s",msg->String().Data()));
+ }
+ }
+
+ AliCDBManager::Instance()->ClearCache();
+}
+
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff