TPC/AliTPCDDLRawData.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   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  **************************************************************************/
  15 /* $Id$ */
  16
  17
  18 //This class conteins all the methods to create raw data
  19 //as par a given DDL.
  20 //It produces DDL with both compressed and uncompressed format.
  21 //For compression we use the optimized table wich needs
  22 //to be provided.
  23
  24 #include <TObjArray.h>
  25 #include <TString.h>
  26 #include <TSystem.h>
  27 #include <Riostream.h>
  28 #include <stdio.h>
  29 #include <stdlib.h>
  30 //#include "AliAltroBuffer.h"
  31 #include "AliAltroBufferV3.h"
  32 #include "AliTPCAltroMapping.h"
  33 #include "AliTPCDDLRawData.h"
  34 #include "AliDAQ.h"
  35
  36 ClassImp(AliTPCDDLRawData)
  37 ////////////////////////////////////////////////////////////////////////////////////////
  38
  39 AliTPCDDLRawData::AliTPCDDLRawData(const AliTPCDDLRawData &source):
  40   TObject(source),
  41   fVerbose(0)
  42 {
  43   // Copy Constructor
  44   fVerbose=source.fVerbose;
  45   return;
  46 }
  47
  48 AliTPCDDLRawData& AliTPCDDLRawData::operator=(const AliTPCDDLRawData &source){
  49   //Assigment operator
  50   if (this == &source) return (*this);
  51   fVerbose=source.fVerbose;
  52   return *this;
  53 }
  54
  55
  56 ////////////////////////////////////////////////////////////////////////////
  57 void AliTPCDDLRawData::RawData(const char* inputFileName){
  58   //Raw data generation
  59   //Number of DDL=2*36+4*36=216
  60   //2 DDL for each inner sector
  61   //4 DDL for each outer sector
  62   ifstream f;
  63 #ifndef __DECCXX
  64   f.open(inputFileName,ios::binary);
  65 #else
  66   f.open(inputFileName);
  67 #endif
  68   if(!f){Error("RawData", "File doesn't exist !!");return;}
  69   struct DataPad{
  70     Int_t Sec;
  71     Int_t SubSec;
  72     Int_t Row;
  73     Int_t Pad;
  74     Int_t Dig;
  75     Int_t Time;
  76   };
  77   DataPad data;
  78
  79   //AliAltroBuffer is used in write mode to generate raw data file
  80   char  filename[101];
  81   Int_t ddlNumber=0;
  82   AliAltroBuffer *buffer=NULL;
  83   Int_t pSecNumber=-1;  //Previous Sector number
  84   Int_t pRowNumber=-1;  //Previous Row number
  85   Int_t pPadNumber=-1;  //Previous Pad number
  86   Int_t pTimeBin=-1;    //Previous Time-Bin
  87   Int_t pSubSector=-1;  //Previous Sub Sector
  88   Int_t bunchLength=0;
  89   Int_t nwords=0;
  90   UInt_t numPackets=0;
  91
  92   TString path = gSystem->Getenv("ALICE_ROOT");
  93   path += "/TPC/mapping/Patch";
  94   TString path2;
  95   AliTPCAltroMapping *mapping[6];
  96   for(Int_t i = 0; i < 6; i++) {
  97     path2 = path;
  98     path2 += i;
  99     path2 += ".data";
 100     mapping[i] = new AliTPCAltroMapping(path2.Data());
 101   }
 102
 103
 104   while (f.read((char*)(&data),sizeof(data))){
 105     if (pPadNumber==-1){
 106       pSecNumber=data.Sec;
 107       pRowNumber=data.Row;
 108       pPadNumber=data.Pad;
 109       pTimeBin=data.Time;
 110       pSubSector=data.SubSec;
 111
 112       if(data.Sec<36)
 113         ddlNumber=data.Sec*2+data.SubSec;
 114       else
 115         ddlNumber=72+(data.Sec-36)*4+data.SubSec;
 116       strncpy(filename,AliDAQ::DdlFileName("TPC",ddlNumber),100);
 117       Int_t patchIndex = data.SubSec;
 118       if(data.Sec>=36) patchIndex += 2;
 119       //buffer=new AliAltroBuffer(filename,mapping[patchIndex]);
 120       buffer=new AliAltroBufferV3(filename,mapping[patchIndex]);
 121       //size magic word sector number sub-sector number 0 for TPC 0 for uncompressed
 122       buffer->WriteDataHeader(kTRUE,kFALSE);//Dummy;
 123       bunchLength=1;
 124       buffer->FillBuffer(data.Dig);
 125       nwords++;
 126     }//end if
 127     else{
 128       if ( (data.Time==(pTimeBin+1)) &&
 129            (pPadNumber==data.Pad) &&
 130            (pRowNumber==data.Row) &&
 131            (pSecNumber==data.Sec) &&
 132            (pSubSector==data.SubSec)){
 133         bunchLength++;
 134       }//end if
 135       else{
 136         buffer->FillBuffer(pTimeBin);
 137         buffer->FillBuffer(bunchLength+2);
 138         nwords+=2;
 139         if ((pPadNumber!=data.Pad)||(pRowNumber!=data.Row)||(pSecNumber!=data.Sec)||(pSubSector!=data.SubSec)){
 140           //Trailer is formatted and inserted!!
 141           buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
 142           numPackets++;
 143           nwords=0;
 144
 145           if(pSecNumber!=data.Sec || pSubSector!=data.SubSec){
 146             //size magic word sector number sub-sector number 0 for TPC 0 for uncompressed
 147             buffer->Flush();
 148             buffer->WriteDataHeader(kFALSE,kFALSE);
 149             //cout<<"Data header for DDL:"<<PSecNumber<<" Sub-sec:"<<PSubSector<<endl;
 150             delete buffer;
 151
 152             if(data.Sec<36)
 153               ddlNumber=data.Sec*2+data.SubSec;
 154             else
 155               ddlNumber=72+(data.Sec-36)*4+data.SubSec;
 156             strncpy(filename,AliDAQ::DdlFileName("TPC",ddlNumber),100);
 157             Int_t patchIndex = data.SubSec;
 158             if(data.Sec>=36) patchIndex += 2;
 159             // buffer=new AliAltroBuffer(filename,mapping[patchIndex]);
 160             buffer=new AliAltroBufferV3(filename,mapping[patchIndex]);
 161             buffer->WriteDataHeader(kTRUE,kFALSE);//Dummy;
 162             pSubSector=data.SubSec;
 163           }//end if
 164         }//end if
 165
 166         bunchLength=1;
 167         pPadNumber=data.Pad;
 168         pRowNumber=data.Row;
 169         pSecNumber=data.Sec;
 170       }//end else
 171       pTimeBin=data.Time;
 172       buffer->FillBuffer(data.Dig);
 173       nwords++;
 174     }//end else
 175   }//end while
 176   if (buffer) {
 177     buffer->FillBuffer(pTimeBin);
 178     buffer->FillBuffer(bunchLength+2);
 179     nwords+=2;
 180     buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
 181     //write the  D.H.
 182     buffer->Flush();
 183     buffer->WriteDataHeader(kFALSE,kFALSE);
 184     //cout<<"Data header for D D L:"<<pSecNumber<<" Sub-sec:"<<pSubSector<<endl;
 185     delete buffer;
 186   }
 187
 188   for(Int_t i = 0; i < 6; i++) delete mapping[i];
 189
 190   f.close();
 191   return;
 192 }