Put 0.1 as minimal value of the gas gain (Raphaelle)
[u/mrichter/AliRoot.git] / T0 / AliT0RawReader.cxx
index 1b33d15..3aefb2d 100644 (file)
@@ -1,6 +1,27 @@
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ *                                                                        *
+ * Author: The ALICE Off-line Project.                                    *
+ * Contributors are mentioned in the code where appropriate.              *
+ *                                                                        *
+ * Permission to use, copy, modify and distribute this software and its   *
+ * documentation strictly for non-commercial purposes is hereby granted   *
+ * without fee, provided that the above copyright notice appears in all   *
+ * copies and that both the copyright notice and this permission notice   *
+ * appear in the supporting documentation. The authors make no claims     *
+ * about the suitability of this software for any purpose. It is          *
+ * provided "as is" without express or implied warranty.                  *
+ **************************************************************************/
+
+/* $Id:  */
+
+//____________________________________________________________________
+//                                                                          
+// T0 
+// Class for reading T0 RAW data in TOF data format
+//
 #include "AliT0RawReader.h"
-#include "AliT0RawData.h"
-#include "AliT0digit.h"
+#include "AliT0Parameters.h"
 #include "AliBitPacking.h"
 #include "TBits.h"
 
  
 ClassImp(AliT0RawReader)
   
-  AliT0RawReader::AliT0RawReader (AliRawReader *rawReader, TTree* tree)
+  AliT0RawReader::AliT0RawReader (AliRawReader *rawReader, Bool_t isOnline)
     :  TTask("T0RawReader","read raw T0 data"),
-       fDigits(NULL),
-       fTree(tree),
        fRawReader(rawReader),
        fData(NULL),
-       fPosition(0)
+       fPosition(0),
+       fParam(NULL),
+       fIsOnline(isOnline),
+       fBunchID(0),
+       fPrintout(kFALSE)
+
 {
   //
 // create an object to read T0raw digits
   AliDebug(1,"Start ");
-  if (fDigits == 0x0) fDigits = new AliT0digit(); 
-  fTree->Branch("T0","AliT0digit",&fDigits,405,1);
  
   fRawReader->Reset();
   fRawReader->Select("T0");
+  fParam = AliT0Parameters::Instance();  
+  if (fIsOnline)
+    fParam->InitIfOnline();
+  else 
+    fParam->Init();
  
 }
  AliT0RawReader::~AliT0RawReader ()
 {
   // 
 }
+/*
+AliT0RawReader::AliT0RawReader(const AliT0RawReader& o): TTask(o),
+     fRawReader(rawReader),
+       fData(NULL),
+       fPosition(0)
+{
+  //
+}
+*/
+
 
 Bool_t  AliT0RawReader::Next()
 {
@@ -65,118 +101,159 @@ Bool_t  AliT0RawReader::Next()
 // allData[49]   time difference (vertex)
 
   UInt_t word;
-  Int_t time=0,  itdc=0, ichannel=0; 
+  Int_t time=0,  itdc=0, ichannel=0, uu; 
   Int_t numberOfWordsInTRM=0, iTRM=0;
-  Int_t tdcTime, koef, meanTime, timeDiff ;
-  Int_t allData[107];
-
-  TArrayI *timeTDC1 = new TArrayI(24);
-  TArrayI * chargeTDC1 = new TArrayI(24);
-  TArrayI *timeTDC2 = new TArrayI(24);
-  TArrayI *chargeTDC2 = new TArrayI(24);
-   
-  for ( Int_t k=0; k<107; k++)  allData[k]=0;
+  Int_t tdcTime, koef,hit=0;
+  Int_t koefhits[110];
+  Int_t trm_chain_header =  0x00000000;
+  Int_t  trm_chain_trailer =  0x10000000;
+  
+  UInt_t  filler =  0x70000000;
+  Bool_t correct=kTRUE;
+  Int_t header;
+
+  Int_t fNTRM = fParam->GetNumberOfTRMs();
+  for ( Int_t k=0; k<110; k++) {
+    koefhits[k]=0;
+    for ( Int_t jj=0; jj<5; jj++) {
+      fAllData[k][jj]=0;
+    }
+  }
   do {
     if (!fRawReader->ReadNextData(fData)) return kFALSE;
   } while (fRawReader->GetDataSize() == 0);
   
-  //  fPosition = GetPosition();
   fPosition = 0;
-
+  //  cout.setf( ios_base::hex, ios_base::basefield );
+  if(fPrintout)
+    cout<<" CDH :: BC ID "<< (fRawReader->GetBCID())<<
+      " Event size"<<fRawReader->GetDataSize()<<
+      " orbit ID "<<fRawReader->GetOrbitID()<< 
+      " event index "<<fRawReader->GetEventIndex()<<
+      " event type " <<fRawReader->GetType()<<endl;
   //DRM header
-  for (Int_t i=0; i<4; i++) {
-    word = GetNextWord();
-  }
-  //TRMheader  
-   word = GetNextWord();
-   numberOfWordsInTRM=AliBitPacking::UnpackWord(word,4,16);
-   iTRM=AliBitPacking::UnpackWord(word,0,3);
-
-   //chain header
-   word = GetNextWord();
-  
-   for (Int_t i=0; i<numberOfWordsInTRM; i++) {
-     word = GetNextWord();
-     tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
+    for (Int_t i=0; i<6; i++) {
+      word = GetNextWord();
+      if(fPrintout && i==0) cout<<" DRM header:: event words "<<AliBitPacking::UnpackWord(word,4, 20);
+      //  cout<<i<<" DRM header "<<word<<endl;
+      if (fPrintout && i==4 ) cout<<" L0BC ID "<< AliBitPacking::UnpackWord(word,4, 15)<<endl;
+      header = AliBitPacking::UnpackWord(word,28,31);
+      if( header !=4 ) 
+       {
+         AliWarning(Form(" !!!! wrong  DRM header  %x!!!!", word));
+         fRawReader->AddFatalErrorLog(kWrongDRMHeader,Form("w=%x",word));
+         break;
+       }
+    }
+    for (Int_t ntrm=0; ntrm< fNTRM; ntrm++)
+      {
+       //TRMheader  
+       word = GetNextWord();
+       //      cout<<" TRM "<<word<<endl;
+       header = AliBitPacking::UnpackWord(word,28,31);
+       if ( header != 4 )
+         {
+           AliWarning(Form(" !!!! wrong TRM header  %x!!!!", word));
+           fRawReader->AddMajorErrorLog(kWrongTRMHeader,Form("w=%x",word));
+           break;
+         }
+       numberOfWordsInTRM=AliBitPacking::UnpackWord(word,4,16);
+       if(fPrintout) {
+         cout<<" TRM header :: event words "<<numberOfWordsInTRM;
+         cout<<" ACQ bits "<<AliBitPacking::UnpackWord(word,17,18);
+         cout<<" L bit "<<AliBitPacking::UnpackWord(word,19,19)<<endl;
+       }
+       iTRM=AliBitPacking::UnpackWord(word,0,3);
+       for( Int_t ichain=0; ichain<2; ichain++)
+         {
+           //chain header
+           word = GetNextWord();
+           // cout<<" chain header "<<word<<endl;
+           uu = word & trm_chain_header;
+           if(uu != trm_chain_header) 
+             {
+               AliWarning(Form(" !!!! wrong CHAIN  0  header %x!!!!", word));
+               fRawReader->AddMajorErrorLog(kWrongChain0Header,Form("w=%x",word));
+               break;
+             }
+           fBunchID=AliBitPacking::UnpackWord(word,4,15);
+           if(fPrintout)
+             cout<<" chain "<< ichain<<" header:: BunchID  "<<fBunchID;
+           word = GetNextWord();
+           //   cout<<" next word "<<word<<endl;
+           tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
+           //      for (; tdcTime==1; tdcTime) 
+           while(tdcTime==1)
+             {
+               correct = kTRUE;
+               itdc=AliBitPacking::UnpackWord(word,24,27);
+               ichannel=AliBitPacking::UnpackWord(word,21,23);
+               time=AliBitPacking::UnpackWord(word,0,20);
+               
+               koef = fParam->GetChannel(iTRM,itdc,ichain,ichannel);
+               if (koef != 0 ) 
+                 //                              cout<<"RawReader>> "<<"koef "<<koef<<" trm "<<iTRM<<
+                 //                                " tdc "<<itdc<<" chain "<<ichain<<
+                 //                        " channel "<<ichannel<<" time "<<time<<endl;
+               if (koef ==-1 ){
+                 AliWarning(Form("Incorrect lookup table ! "));
+                 fRawReader->AddMajorErrorLog(kIncorrectLUT);
+                 correct=kFALSE;
+               }
+               if(correct){
+                 hit=koefhits[koef];
+                 if(hit>5) {  
+                   AliDebug(10,Form("Too many hits for %i channel - %i ! ",koef,koefhits[koef] )); 
+                   hit=5;
+                 }
+                 fAllData[koef][hit]=time; 
+                 koefhits[koef]++;
+               }
+               word = GetNextWord();
 
-     if ( tdcTime == 1)
+               tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
+               
+             }
+           
+           //   cout<<" trailer :: "<<word<<endl;
+           uu = word&trm_chain_trailer;
+           if(uu != trm_chain_trailer )
+             {
+               AliWarning(Form(" !!!! wrong CHAIN 0 trailer %x !!!!", word));
+               fRawReader->AddMajorErrorLog(kWrongChain0Trailer,Form("w=%x",word));
+               break;
+             }
+           if(fPrintout)
+             cout<<" trailer:: event counter "<< AliBitPacking::UnpackWord(word,16,27)<<endl;
+         }
+            
+       word = GetNextWord(); //TRM trailer
+       //      cout<<" TRM trailer "<<word<<endl;
+       header = AliBitPacking::UnpackWord(word,28,31);
+       if( header !=5 )
+         {
+           AliWarning(Form(" !!!! wrong TRM GLOBAL trailer  %x!!!!", word));
+           fRawReader->AddMajorErrorLog(kWrongTRMTrailer,Form("w=%x",word));
+           break;
+         }
+       if(fPrintout)
+         cout<<"  TRM trailer :: event counter "<< AliBitPacking::UnpackWord(word,16,27)<<endl;
+      } //TRM loop
+    word = GetNextWord(); //
+    //  cout<<" after TRM trailer "<<word<<endl;
+    if (word == filler )  word = GetNextWord(); 
+     header = AliBitPacking::UnpackWord(word,28,31);
+     if( header !=5 )
        {
-        itdc=AliBitPacking::UnpackWord(word,24,27);
-        ichannel=AliBitPacking::UnpackWord(word,21,23);
-        time=AliBitPacking::UnpackWord(word,0,20);
-        koef = itdc*4 + ichannel/2;
-        allData[koef]=time;
-       }
-   }
-   word = GetNextWord(); //chain trailer
-   word = GetNextWord(); //TRM trailer
-     
-  //TRMheader  
-   word = GetNextWord();
-   numberOfWordsInTRM=AliBitPacking::UnpackWord(word,4,16);
-   iTRM=AliBitPacking::UnpackWord(word,0,3);
-   //chain header
-   word = GetNextWord();
-   
-   for (Int_t iword=0; iword<numberOfWordsInTRM; iword++) {
-     word = GetNextWord();
-     tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
-
-     if ( tdcTime == 1)
-       {
-        itdc=AliBitPacking::UnpackWord(word,24,27);
-        ichannel=AliBitPacking::UnpackWord(word,21,23);
-        time=AliBitPacking::UnpackWord(word,0,20);
-        koef = itdc*4 + ichannel/2;
-        allData[koef+54]=time;
-       }
-   }
-      
-   for (Int_t in=0; in<24; in++)
-     {
-       timeTDC1->AddAt(allData[in],in);
-       timeTDC2->AddAt(allData[in+24],in);
-       chargeTDC1->AddAt(allData[in+54],in);
-       chargeTDC2->AddAt(allData[in+78],in);
-     }      
-
-   meanTime = allData[48];  // T0 !!!!!!
-   timeDiff = allData[49];
-
-   word = GetNextWord();
-   word = GetNextWord();
-   
-   fDigits->SetTime(*timeTDC2);
-   fDigits->SetADC(*chargeTDC1);
-   
-   fDigits->SetTimeAmp(*timeTDC1);
-   fDigits->SetADCAmp(*chargeTDC2);
-
-   fDigits->SetMeanTime(meanTime);
-   fDigits->SetDiffTime(timeDiff);
-   fTree->Fill();
-   
-   delete timeTDC1 ;
-   delete chargeTDC1;
-   delete timeTDC2 ;
-   delete chargeTDC2;
-   
-   return kTRUE;
-}
-//_____________________________________________________________________________
-/*
-void AliT0RawReader::UnpackTime(Int_t outTime, Int_t outCh)
-{
-      UInt_t word=0;
-      UInt_t unpackword=0;
+        AliWarning(Form(" !!!! wrong DRM GLOBAL trailer  %x!!!!", word));
+        fRawReader->AddFatalErrorLog(kWrongDRMTrailer,Form("w=%x",word));
+      }
+     if(fPrintout)
+       cout<<" DRM trailer ::event counter "<< AliBitPacking::UnpackWord(word,4,15)<<endl;
+     cout.setf( ios_base::dec, ios_base::basefield );
     
-      word = GetNextWord();
-      unpackword=AliBitPacking::UnpackWord(word,0,12);
-      outTime=unpackword;
-      unpackword= AliBitPacking::UnpackWord(word,21,27);
-      outCh=unpackword;  
- }
- */
+     return kTRUE;
+}
 //_____________________________________________________________________________
 Int_t AliT0RawReader::GetPosition()
 {