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 *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
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 AliMUONRawStreamTrigger
20 /// This class provides access to MUON digits in raw data.
22 /// It loops over all MUON digits in the raw data given by the AliRawReader.
23 /// The Next method goes to the next local response. If there are no local response left
24 /// it returns kFALSE.
25 /// It can loop also over DDL and store the decoded rawdata in TClonesArrays
28 /// Version implement for Trigger
29 /// \author Christian Finck
30 //-----------------------------------------------------------------------------
34 #include "AliMUONRawStreamTrigger.h"
35 #include "AliMUONDarcHeader.h"
36 #include "AliMUONRegHeader.h"
37 #include "AliMUONLocalStruct.h"
38 #include "AliMUONDDLTrigger.h"
39 #include "AliMUONLogger.h"
41 #include "AliRawReader.h"
42 #include "AliRawDataHeader.h"
49 ClassImp(AliMUONRawStreamTrigger)
52 const Int_t AliMUONRawStreamTrigger::fgkMaxDDL = 2;
54 //___________________________________________
55 AliMUONRawStreamTrigger::AliMUONRawStreamTrigger(TRootIOCtor* /*dummy*/)
56 : AliMUONVRawStreamTrigger(),
59 fCurrentDDLIndex(fgkMaxDDL),
60 fCurrentDarcHeader(0x0),
61 fCurrentRegHeader(0x0),
62 fCurrentRegHeaderIndex(0),
63 fCurrentLocalStruct(0x0),
64 fCurrentLocalStructIndex(0),
65 fLocalStructRead(kFALSE),
70 /// create an object to read MUON raw digits
71 /// Default ctor with no mem allocation for I/O
75 //___________________________________________
76 AliMUONRawStreamTrigger::AliMUONRawStreamTrigger()
77 : AliMUONVRawStreamTrigger(),
78 fPayload(new AliMUONPayloadTrigger()),
80 fCurrentDDLIndex(fgkMaxDDL),
81 fCurrentDarcHeader(0x0),
82 fCurrentRegHeader(0x0),
83 fCurrentRegHeaderIndex(0),
84 fCurrentLocalStruct(0x0),
85 fCurrentLocalStructIndex(0),
86 fLocalStructRead(kFALSE),
91 /// create an object to read MUON raw digits
92 /// Default ctor for monitoring purposes
98 //_________________________________________________________________
99 AliMUONRawStreamTrigger::AliMUONRawStreamTrigger(AliRawReader* rawReader)
100 : AliMUONVRawStreamTrigger(rawReader),
101 fPayload(new AliMUONPayloadTrigger()),
103 fCurrentDDLIndex(fgkMaxDDL),
104 fCurrentDarcHeader(0x0),
105 fCurrentRegHeader(0x0),
106 fCurrentRegHeaderIndex(0),
107 fCurrentLocalStruct(0x0),
108 fCurrentLocalStructIndex(0),
109 fLocalStructRead(kFALSE),
114 /// ctor with AliRawReader as argument
115 /// for reconstruction purpose
120 //___________________________________
121 AliMUONRawStreamTrigger::~AliMUONRawStreamTrigger()
129 //_____________________________________________________________
130 Bool_t AliMUONRawStreamTrigger::Next(UChar_t& id, UChar_t& dec, Bool_t& trigY,
131 UChar_t& yPos, UChar_t& sXDev, UChar_t& xDev,
132 UChar_t& xPos, Bool_t& triggerY, Bool_t& triggerX,
133 TArrayS& xPattern, TArrayS& yPattern)
136 /// read the next raw digit (local structure)
137 /// returns kFALSE if there is no digit left
138 /// Should call First() before this method to start the iteration.
141 if ( IsDone() ) return kFALSE;
143 if ( fLocalStructRead ) {
145 Bool_t ok = GetNextLocalStruct();
153 fLocalStructRead = kTRUE;
155 id = fCurrentLocalStruct->GetId();
156 dec = fCurrentLocalStruct->GetDec();
157 trigY = fCurrentLocalStruct->GetTrigY();
158 yPos = fCurrentLocalStruct->GetYPos();
159 sXDev = fCurrentLocalStruct->GetSXDev();
160 xDev = fCurrentLocalStruct->GetXDev();
161 xPos = fCurrentLocalStruct->GetXPos();
163 triggerX = fCurrentLocalStruct->GetTriggerX();
164 triggerY = fCurrentLocalStruct->GetTriggerY();
166 fCurrentLocalStruct->GetXPattern(xPattern);
167 fCurrentLocalStruct->GetYPattern(yPattern);
172 //______________________________________________________
173 Bool_t AliMUONRawStreamTrigger::IsDone() const
175 /// Whether the iteration is finished or not
176 return (fCurrentLocalStruct==0);
179 //______________________________________________________
180 void AliMUONRawStreamTrigger::First()
182 /// Initialize the iteration process.
184 fCurrentDDLIndex = -1;
185 // Must reset all the pointers because if we return before calling
186 // GetNextLocalStruct() the user might call CurrentDDL(), CurrentBlockHeader(),
187 // CurrentRegHeader() or CurrentLocalStruct() which should return reasonable
188 // results in that case.
190 fCurrentDarcHeader = 0;
191 fCurrentRegHeader = 0;
192 fCurrentLocalStruct = 0;
194 // Find the first non-empty structure
195 if (not GetNextDDL()) return;
196 if (not GetNextRegHeader()) return;
197 GetNextLocalStruct();
200 //______________________________________________________
201 Bool_t AliMUONRawStreamTrigger::GetNextDDL()
203 /// Returns the next DDL present
205 assert( GetReader() != 0 );
208 Bool_t kFound(kFALSE);
210 while ( fCurrentDDLIndex < fgkMaxDDL-1 && !kFound )
213 GetReader()->Reset();
214 GetReader()->Select("MUONTRG",fCurrentDDLIndex,fCurrentDDLIndex);
215 if ( GetReader()->ReadHeader() )
223 // fCurrentDDLIndex is set to fgkMaxDDL so that we exit the above loop immediately
224 // for a subsequent call to this method, unless NextEvent is called in between.
225 fCurrentDDLIndex = fgkMaxDDL;
226 // We have not actually been able to complete the loading of the new DDL so
227 // we are still on the old one. In this case we do not need to reset fCurrentDDL.
229 if (IsErrorLogger()) AddErrorMessage();
233 Int_t totalDataWord = GetReader()->GetDataSize(); // in bytes
235 Bool_t scalerEvent = GetReader()->GetDataHeader()->GetL1TriggerMessage() & 0x1;
237 AliDebug(3, Form("DDL Number %d totalDataWord %d\n", fCurrentDDLIndex,
240 UInt_t *buffer = new UInt_t[totalDataWord/4];
242 if ( !GetReader()->ReadNext((UChar_t*)buffer, totalDataWord) )
244 // We have not actually been able to complete the loading of the new DDL so
245 // we are still on the old one. In this case we do not need to reset fCurrentDDL.
252 Swap(buffer, totalDataWord / sizeof(UInt_t)); // swap needed for mac power pc
255 fPayload->ResetDDL();
259 Bool_t ok = fPayload->Decode(buffer, scalerEvent);
263 fCurrentDDL = fPayload->GetDDLTrigger();
265 fCurrentDarcHeader = fCurrentDDL->GetDarcHeader();
267 fCurrentRegHeaderIndex = -1;
274 //______________________________________________________
275 Bool_t AliMUONRawStreamTrigger::GetNextRegHeader()
277 /// Returns the next Reg Header present
279 assert( fCurrentDarcHeader != 0 );
280 assert( fCurrentDDL != 0 );
282 fCurrentRegHeader = 0;
284 Int_t i = fCurrentRegHeaderIndex;
286 while ( fCurrentRegHeader == 0 && i < fCurrentDarcHeader->GetRegHeaderEntries()-1 )
289 fCurrentRegHeader = fCurrentDarcHeader->GetRegHeaderEntry(i);
292 if ( !fCurrentRegHeader )
294 Bool_t ok = GetNextDDL();
301 return GetNextRegHeader();
305 fCurrentRegHeaderIndex = i;
307 fCurrentLocalStructIndex = -1;
312 //______________________________________________________
313 Bool_t AliMUONRawStreamTrigger::GetNextLocalStruct()
315 /// Find the next non-empty local structure
317 assert( fCurrentRegHeader != 0 );
319 fCurrentLocalStruct = 0;
321 Int_t i = fCurrentLocalStructIndex;
323 while ( fCurrentLocalStruct == 0 && i < fCurrentRegHeader->GetLocalEntries()-1 )
326 fCurrentLocalStruct = fCurrentRegHeader->GetLocalEntry(i);
329 if ( !fCurrentLocalStruct )
331 Bool_t ok = GetNextRegHeader();
338 return GetNextLocalStruct();
342 fCurrentLocalStructIndex = i;
344 fLocalStructRead = kFALSE;
349 //______________________________________________________
350 Bool_t AliMUONRawStreamTrigger::NextDDL()
352 /// reading tracker DDL
353 /// store local info into Array
354 /// store only non-empty structures
357 fPayload->ResetDDL();
360 // loop over the two ddl's
362 while ( fDDL < fgkMaxDDL ) {
363 GetReader()->Reset();
364 GetReader()->Select("MUONTRG", fDDL, fDDL); //Select the DDL file to be read
365 if (GetReader()->ReadHeader()) break;
366 AliDebug(3,Form("Skipping DDL %d which does not seem to be there",fDDL));
370 if (fDDL >= fgkMaxDDL) {
372 if (IsErrorLogger()) AddErrorMessage();
376 AliDebug(3, Form("DDL Number %d\n", fDDL ));
378 Int_t totalDataWord = GetReader()->GetDataSize(); // in bytes
380 Bool_t scalerEvent = GetReader()->GetDataHeader() && GetReader()->GetDataHeader()->GetL1TriggerMessage() & 0x1;
383 UInt_t *buffer = new UInt_t[totalDataWord/4];
385 // check not necessary yet, but for future developments
386 if (!GetReader()->ReadNext((UChar_t*)buffer, totalDataWord)) return kFALSE;
389 Swap(buffer, totalDataWord / sizeof(UInt_t)); // swap needed for mac power pc
392 fPayload->Decode(buffer, scalerEvent);
403 // //______________________________________________________
404 // void AliMUONRawStreamTrigger::SetMaxReg(Int_t reg)
406 // /// set regional card number
407 // fPayload->SetMaxReg(reg);
410 //______________________________________________________
411 void AliMUONRawStreamTrigger::SetMaxLoc(Int_t loc)
413 /// set local card number
414 fPayload->SetMaxLoc(loc);
417 //______________________________________________________
418 void AliMUONRawStreamTrigger::AddErrorMessage()
420 /// add message into logger of AliRawReader per event
424 AliMUONLogger* log = fPayload->GetErrorLogger();
427 while(log->Next(msg, occurance))
429 if (msg.Contains("Darc"))
430 GetReader()->AddMajorErrorLog(kDarcEoWErr, msg.Data());
432 if (msg.Contains("Global"))
433 GetReader()->AddMajorErrorLog(kGlobalEoWErr, msg.Data());
435 if (msg.Contains("Regional"))
436 GetReader()->AddMajorErrorLog(kRegEoWErr, msg.Data());
438 if (msg.Contains("Local"))
439 GetReader()->AddMajorErrorLog(kLocalEoWErr, msg.Data());
442 log->Clear(); // clear after each event