1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
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11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 //-----------------------------------------------------------------------------
19 // Class AliMUONGMSSubprocessor
20 // -----------------------------
21 // The shuttle subprocessor for GMS data
22 // Author: Ivana Hrivnacova, IPN Orsay
24 //-----------------------------------------------------------------------------
26 #include "AliMUONGMSSubprocessor.h"
27 #include "AliMUONPreprocessor.h"
28 #include "AliMpConstants.h"
30 #include "AliAlignObjMatrix.h"
31 #include "AliCDBMetaData.h"
32 #include "AliCDBEntry.h"
34 #include <TTimeStamp.h>
37 #include <TClonesArray.h>
38 #include <TObjString.h>
39 #include <Riostream.h>
42 ClassImp(AliMUONGMSSubprocessor)
45 const Int_t AliMUONGMSSubprocessor::fgkSystem = AliPreprocessor::kDCS;
46 const TString AliMUONGMSSubprocessor::fgkDataId = "GMS";
47 const TString AliMUONGMSSubprocessor::fgkMatrixArrayName = "GMSarray";
49 //______________________________________________________________________________
50 AliMUONGMSSubprocessor::AliMUONGMSSubprocessor(AliMUONPreprocessor* master)
51 : AliMUONVSubprocessor(master, "GMS", "Upload GMS matrices to OCDB"),
57 //______________________________________________________________________________
58 AliMUONGMSSubprocessor::~AliMUONGMSSubprocessor()
71 //______________________________________________________________________________
72 Bool_t AliMUONGMSSubprocessor::Initialize(Int_t /*run*/,
73 UInt_t /*startTime*/, UInt_t /*endTime*/)
75 /// Instantiate geometry transformer
77 if ( ! fTransformer ) {
78 fTransformer = new AliMUONGeometryTransformer();
79 fTransformer->CreateModules();
84 //______________________________________________________________________________
85 UInt_t AliMUONGMSSubprocessor::ProcessFile(const TString& fileName)
87 /// Convert TGeoHMatrix to AliAlignObjMatrix and fill them into AliTestDataDCS object
89 Master()->Log(Form("Processing GMS file %s", fileName.Data()));
92 TFile f(fileName.Data());
94 Master()->Log(Form("Cannot open file %s",fileName.Data()));
98 // Get array with matrices
99 TClonesArray* array = (TClonesArray*)f.Get(fgkMatrixArrayName);
101 Master()->Log(Form("TClonesArray not found in file %s",fileName.Data()));
105 // Array to store correspondance between the moduleId
106 // and its corresponding entry in the GMS array.
107 TArrayI moduleIdToGMSIndex;
108 moduleIdToGMSIndex.Set(AliMpConstants::NofGeomModules());
109 for (Int_t i=0; i<AliMpConstants::NofGeomModules(); i++){
110 moduleIdToGMSIndex[i]=-1;
113 // Convert matrices into Alice alignment objects
114 for (Int_t i=0; i<array->GetEntriesFast(); i++ ) {
115 TGeoHMatrix* matrix = (TGeoHMatrix*)array->At(i);
116 fTransformer->AddMisAlignModule(matrix->GetUniqueID(), *matrix);
117 moduleIdToGMSIndex[matrix->GetUniqueID()]=i;
119 TObject* data = const_cast< TClonesArray*>(fTransformer->GetMisAlignmentData());
121 //Now we have to store the final CDB file
122 Master()->Log("Storing GMS");
123 AliCDBMetaData metaData;
124 metaData.SetBeamPeriod(0);
125 metaData.SetResponsible("");
126 metaData.SetComment("This preprocessor fills GMS alignment objects.");
128 Bool_t result = Master()->Store("Align", "GMS", data, &metaData, 0, 0);
130 // This section apply the GMS misalignments on top of the misalignments
131 // of the GMS reference run and stores the new misalignment array in the OCDB
133 // Get mis alignment from reference run for GMS
134 AliCDBEntry* cdbEntry = Master()->GetFromOCDB("Align", "Baseline");
136 TClonesArray* refArray = (TClonesArray*)cdbEntry->GetObject();
138 // Create new misalignment array
139 TClonesArray* newArray = new TClonesArray("AliAlignObjMatrix", 200);
140 for (Int_t i=0; i<refArray->GetEntriesFast(); i++) {
141 AliAlignObjMatrix* refAOMat = (AliAlignObjMatrix*)refArray->At(i);
143 refAOMat->GetMatrix(refMat);
144 // Need the module containing this module or detection element
145 TString sName = refAOMat->GetSymName(); //Format "/MUON/GMx" or "/MUON/GMx/DEy"
146 Int_t iGM = sName.Index("GM");
147 Int_t iLS = sName.Last('/');
148 if (iLS>iGM) { // This is a detection element
149 sName.Remove(iLS,sName.Sizeof());
151 sName.Remove(0,iGM+2);
152 Int_t iMod = sName.Atoi();
153 if (moduleIdToGMSIndex[iMod]>=0) {
154 TGeoHMatrix* gmsMat = (TGeoHMatrix*)array->At(moduleIdToGMSIndex[iMod]);
155 refMat.MultiplyLeft(gmsMat);
158 Master()->Log(Form("Missing GMS entry for module %d",iMod));
160 AliAlignObjMatrix* newAOMat = new((*newArray)[i]) AliAlignObjMatrix(*refAOMat); // Copy the reference misalignment object to the new array ...
161 newAOMat->SetMatrix(refMat); // ... and set its matrix
164 //Now we have also to store this CDB file
165 TString sMDComment(cdbEntry->GetMetaData()->GetComment());
166 sMDComment += " GMS";
167 Master()->Log("Storing MisAlignment");
168 metaData.SetComment(sMDComment);
170 result = result && Master()->Store("Align", "Data", newArray, &metaData, 0, 1);
173 Master()->Log("Empty entry?");
177 Master()->Log("Could not get GMS reference misalignment from OCDB! Will not add a new MUON/Align/Data entry!");
179 // Done with applying GMS misalignments on top of misalignment of reference run
181 // Clear MisAlignArray in transformer
182 fTransformer->ClearMisAlignmentData();
184 return (result!=kTRUE);
192 //______________________________________________________________________________
193 UInt_t AliMUONGMSSubprocessor::Process(TMap* /*dcsAliasMap*/)
195 /// Process GMS alignment files.
196 /// Return failure (0) in case procession of some file has failed
199 TList* sources = Master()->GetFileSources(fgkSystem, fgkDataId);
202 while ( ( o = static_cast<TObjString*>(next()) ) ) {
203 TString fileName(Master()->GetFile(fgkSystem, fgkDataId, o->GetName()));
204 result *= ProcessFile(fileName);