[u/mrichter/AliRoot.git] / TPC / AliTPCDDLRawData.cxx

/**************************************************************************
 * Copyright(c) 1998-2003, 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.                  *
 **************************************************************************/
/* $Id$ */


//This class conteins all the methods to create raw data 
//as par a given DDL.
//It produces DDL with both compressed and uncompressed format.
//For compression we use the optimized table wich needs 
//to be provided.

#include <TObjArray.h>
#include <Riostream.h>
#include <stdio.h>
#include <stdlib.h>
#include "AliTPCCompression.h"
#include "AliTPCBuffer160.h"
#include "AliTPCDDLRawData.h"

ClassImp(AliTPCDDLRawData)
////////////////////////////////////////////////////////////////////////////////////////

AliTPCDDLRawData::AliTPCDDLRawData(const AliTPCDDLRawData &source){
  // Copy Constructor
  fVerbose=source.fVerbose;
  return;
}

AliTPCDDLRawData& AliTPCDDLRawData::operator=(const AliTPCDDLRawData &source){
  //Assigment operator
  fVerbose=source.fVerbose;
  return *this;
}


////////////////////////////////////////////////////////////////////////////
void AliTPCDDLRawData::RawData(Int_t LDCsNumber,Int_t EventNumber){
  //Raw data slides generation
  //Number of DDL=2*36+4*36=216
  //2 DDL for each inner sector
  //4 DDL for each outer sector
  Int_t ddlPerFile=216/LDCsNumber;
  Int_t offset=1;
  if (216%LDCsNumber) ddlPerFile++;
  cout<<"Number of DDL per slide: "<<ddlPerFile<<endl;
  ifstream f;
#ifndef __DECCXX
  f.open("AliTPCDDL.dat",ios::binary);
#else
  f.open("AliTPCDDL.dat");
#endif
  if(!f){cout<<"File doesn't exist !!"<<endl;return;}
  struct DataPad{
    Int_t Sec;
    Int_t SubSec;
    Int_t Row;
    Int_t Pad;
    Int_t Dig;
    Int_t Time;
  };
  DataPad data;

  //AliTPCBuffer160 is used in write mode to generate AltroFormat.dat file
  Int_t sliceNumber=1;
  char  filename[15];
  sprintf(filename,"Ev%dTPCslice%d",EventNumber,sliceNumber); 
  cout<<"   Creating "<<filename<<endl;
  AliTPCBuffer160 *buffer=new AliTPCBuffer160(filename,1);

  ULong_t count=0;
  Int_t pSecNumber=-1;  //Previous Sector number
  Int_t pRowNumber=-1;  //Previous Row number  
  Int_t pPadNumber=-1;  //Previous Pad number
  Int_t pTimeBin=-1;    //Previous Time-Bin
  Int_t pSubSector=-1;  //Previous Sub Sector
  Int_t bunchLength=0;
  Int_t countDDL=0;
  Int_t nwords=0;
  ULong_t numPackets=0;
  while (f.read((char*)(&data),sizeof(data))){
    count++;
    if (pPadNumber==-1){
      pSecNumber=data.Sec;
      pRowNumber=data.Row;
      pPadNumber=data.Pad;
      pTimeBin=data.Time;
      pSubSector=data.SubSec;
      //size magic word sector number sub-sector number 0 for TPC 0 for uncompressed
      buffer->WriteMiniHeader(0,pSecNumber,pSubSector,0,0);//Dummy;
      bunchLength=1;
      buffer->FillBuffer(data.Dig-offset);
      nwords++;
    }//end if
    else{
      if ( (data.Time==(pTimeBin+1)) &&
	   (pPadNumber==data.Pad) &&
	   (pRowNumber==data.Row) &&
	   (pSecNumber==data.Sec)){
	bunchLength++;
      }//end if
      else{
	buffer->FillBuffer(pTimeBin);
	buffer->FillBuffer(bunchLength+2);
	nwords+=2;
	if ((pPadNumber!=data.Pad)||(pRowNumber!=data.Row)||(pSecNumber!=data.Sec)){
	  //Trailer is formatted and inserted!!
	  buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
	  numPackets++;
	  nwords=0;

	  if(pSubSector!=data.SubSec){
	    countDDL++;
	    if(countDDL==ddlPerFile){
	      //size magic word sector number sub-sector number 0 for TPC 0 for uncompressed
	      buffer->Flush();
	      buffer->WriteMiniHeader(1,pSecNumber,pSubSector,0,0);
	      //cout<<"Mini header for DDL:"<<PSecNumber<<" Sub-sec:"<<PSubSector<<endl;
	      delete buffer;
	      sliceNumber++;
	      sprintf(filename,"Ev%dTPCslice%d",EventNumber,sliceNumber);
	      cout<<"   Creating "<<filename<<endl;
	      buffer=new AliTPCBuffer160(filename,1);
	      buffer->WriteMiniHeader(0,data.Sec,data.SubSec,0,0);//Dummy;
	      countDDL=0;
	    }//end if
	    else{
	      buffer->Flush();
	      buffer->WriteMiniHeader(1,pSecNumber,pSubSector,0,0);
	      buffer->WriteMiniHeader(0,data.Sec,data.SubSec,0,0);//Dummy;
	    }
	    pSubSector=data.SubSec;
	  }//end if
	}//end if
	
	bunchLength=1;
	pPadNumber=data.Pad;
	pRowNumber=data.Row;
	pSecNumber=data.Sec;
      }//end else
      pTimeBin=data.Time;
      buffer->FillBuffer(data.Dig-offset);
      nwords++;
    }//end else
  }//end while
  buffer->FillBuffer(pTimeBin);
  buffer->FillBuffer(bunchLength+2);
  nwords+=2;
  buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
  //write the  M.H.
  buffer->Flush();
  buffer->WriteMiniHeader(1,pSecNumber,pSubSector,0,0);
  //cout<<"Mini header for D D L:"<<pSecNumber<<" Sub-sec:"<<pSubSector<<endl;
  delete buffer;
  cout<<"Number of digits: "<<count<<endl;
  f.close();
  return;
}
////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////


Int_t AliTPCDDLRawData::RawDataCompDecompress(Int_t LDCsNumber,Int_t EventNumber,Int_t Comp){
  //This method is used to compress and decompress the slides
  static const Int_t kNumTables=5;
  char filename[20];
  char dest[20];
  fstream f;
  ULong_t size=0;
  //Int_t MagicWord,DDLNumber,SecNumber,SubSector,Detector;
  Int_t flag=0;
  for(Int_t i=1;i<=LDCsNumber;i++){
    if(!Comp){
      sprintf(filename,"Ev%dTPCslice%d",EventNumber,i);
      sprintf(dest,"Ev%dTPCslice%d.comp",EventNumber,i);
    }
    else{
      sprintf(filename,"Ev%dTPCslice%d.comp",EventNumber,i);
      sprintf(dest,"Ev%dTPCslice%d.decomp",EventNumber,i);
    }
#ifndef __DECCXX
    f.open(filename,ios::binary|ios::in);
#else
    f.open(filename,ios::in);
#endif
    if(!f){cout<<"BE CAREFUL!! There isn't enough data to generate "<<LDCsNumber<<" slices"<<endl;break;}
    if (fVerbose)
      cout<<filename<<"  "<<dest<<endl;
    ofstream fdest;
#ifndef __DECCXX
    fdest.open(dest,ios::binary);
#else
    fdest.open(dest);
#endif
    //loop over the DDL block 
    //Each block contains a Mini Header followed by raw data (ALTRO FORMAT)
    //The number of block is ceil(216/LDCsNumber)
    ULong_t miniHeader[3];
    //here the Mini Header is read
    while( (f.read((char*)(miniHeader),sizeof(ULong_t)*3)) ){
      size=miniHeader[0];
      // cout<<"Data size:"<<size<<endl;
      //Int_t dim=sizeof(ULong_t)+sizeof(Int_t)*5;
      //cout<<" Sec "<<SecNumber<<" SubSector "<<SubSector<<" size "<<size<<endl;
      //open the temporay File
      ofstream fo;
      char temp[15]="TempFile";
#ifndef __DECCXX
      fo.open(temp,ios::binary);
#else
      fo.open(temp);
#endif
      Int_t car=0;
      for(ULong_t j=0;j<size;j++){
	f.read((char*)(&car),1);
	fo.write((char*)(&car),1);
      }//end for
      fo.close();
      //The temp file is compressed or decompressed
      AliTPCCompression *util = new AliTPCCompression();
      util->SetVerbose(0);
      if(!Comp){
	util->CompressDataOptTables(kNumTables,temp,"TempCompDecomp");
      }
      else
	util->DecompressDataOptTables(kNumTables,temp,"TempCompDecomp");
      delete util;
      //the temp compressed file is open and copied to the final file fdest
      ifstream fi;
#ifndef __DECCXX
      fi.open("TempCompDecomp",ios::binary);
#else
      fi.open("TempCompDecomp");
#endif
      fi.seekg(0,ios::end);
      size=fi.tellg();
      fi.seekg(0);
      //The Mini Header is updated (size and Compressed flag) 
      //and written into the output file
      miniHeader[0]=size;
      if(!Comp)
	flag=1;
      else
	flag=0;
      ULong_t aux=0x0;
      flag<<=8;
      aux|=flag;
      miniHeader[2]=miniHeader[2]|aux;
      fdest.write((char*)(miniHeader),sizeof(ULong_t)*3);
      //The compressem temp file is copied into the output file fdest
      for(ULong_t j=0;j<size;j++){
	fi.read((char*)(&car),1);
	fdest.write((char*)(&car),1);
      }//end for
      fi.close();
    }//end while
    f.clear();
    f.close();
    fdest.close();
    remove("TempFile");
    remove("TempCompDecomp");
  }//end for
  return 0;
}

/////////////////////////////////////////////////////////////////////////////////
void AliTPCDDLRawData::RawDataAltro()const{
  //This method is used to build the Altro format from AliTPCDDL.dat
  //It is used to debug the code and creates the tables used in the compresseion phase
  Int_t offset=1;
  ifstream f;
#ifndef __DECCXX
  f.open("AliTPCDDL.dat",ios::binary);
#else
  f.open("AliTPCDDL.dat");
#endif
  if(!f){cout<<"File doesn't exist !!"<<endl;return;}
  struct DataPad{
    Int_t Sec;
    Int_t SubSec;
    Int_t Row;
    Int_t Pad;
    Int_t Dig;
    Int_t Time;
  };
  DataPad data;

  //AliTPCBuffer160 is used in write mode to generate AltroFormat.dat file
  char  filename[30]="AltroFormatDDL.dat";
  cout<<"   Creating "<<filename<<endl;
  AliTPCBuffer160 *buffer=new AliTPCBuffer160(filename,1);

  ULong_t count=0;
  Int_t pSecNumber=-1;  //Previous Sector number
  Int_t pRowNumber=-1;  //Previous Row number  
  Int_t pPadNumber=-1;  //Previous Pad number
  Int_t pTimeBin=-1;    //Previous Time-Bin
  Int_t bunchLength=0;
  Int_t nwords=0;
  ULong_t numPackets=0;
  while (f.read((char*)(&data),sizeof(data))){
    count++;
    if (pPadNumber==-1){
      pSecNumber=data.Sec;
      pRowNumber=data.Row;
      pPadNumber=data.Pad;
      pTimeBin=data.Time;
      bunchLength=1;
      buffer->FillBuffer(data.Dig-offset);
      nwords++;
    }//end if
    else{
      if ( (data.Time==(pTimeBin+1)) &&
	   (pPadNumber==data.Pad) &&
	   (pRowNumber==data.Row) &&
	   (pSecNumber==data.Sec)){
	bunchLength++;
      }//end if
      else{
	buffer->FillBuffer(pTimeBin);
	buffer->FillBuffer(bunchLength+2);
	nwords+=2;
	if ((pPadNumber!=data.Pad)||(pRowNumber!=data.Row)||(pSecNumber!=data.Sec)){
	  //Trailer is formatted and inserted!!
	  buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
	  numPackets++;
	  nwords=0;
	}//end if
	
	bunchLength=1;
	pPadNumber=data.Pad;
	pRowNumber=data.Row;
	pSecNumber=data.Sec;
      }//end else
      pTimeBin=data.Time;
      buffer->FillBuffer(data.Dig-offset);
      nwords++;
    }//end else
  }//end while
  buffer->FillBuffer(pTimeBin);
  buffer->FillBuffer(bunchLength+2);
  nwords+=2;
  buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
  delete buffer;
  cout<<"Number of digits: "<<count<<endl;
  f.close(); 
  return;
}

/////////////////////////////////////////////////////////////////////////
void AliTPCDDLRawData::RawDataAltroDecode(Int_t LDCsNumber,Int_t EventNumber,Int_t Comp){
  //This method merges the slides in only one file removing at the same 
  //time all the mini headers. The file so obtained must be Altro format
  //complaiant.
  //It is used mainly in the debugging phase 
  char filename[15];
  char dest[30];
  fstream f;
  if(!Comp)
    sprintf(dest,"AltroDDLRecomposed.dat");
  else
    sprintf(dest,"AltroDDLRecomposedDec.dat");
  ofstream fdest;

#ifndef __DECCXX
  fdest.open(dest,ios::binary);
#else
  fdest.open(dest);
#endif
  ULong_t size=0;
  //Int_t MagicWord,DDLNumber,SecNumber,SubSector,Detector,flag=0;
  for(Int_t i=1;i<=LDCsNumber;i++){
    if(!Comp){
      sprintf(filename,"Ev%dTPCslice%d",EventNumber,i);  
    }
    else{
      sprintf(filename,"Ev%dTPCslice%d.decomp",EventNumber,i);  
    }
#ifndef __DECCXX
    f.open(filename,ios::binary|ios::in);
#else
    f.open(filename,ios::in);
#endif
    if(!f){cout<<"BE CAREFUL!! There isn't enough data to generate "<<LDCsNumber<<" slices"<<endl;break;}
    //loop over the DDL block 
    //Each block contains a Mini Header followed by raw data (ALTRO FORMAT)
    //The number of block is ceil(216/LDCsNumber)
    ULong_t miniHeader[3];
    //here the Mini Header is read
    //cout<<filename<<endl;
    while( (f.read((char*)(miniHeader),sizeof(ULong_t)*3)) ){
      Int_t car=0;
      size=miniHeader[0];
      for(ULong_t j=0;j<size;j++){
	f.read((char*)(&car),1);
	fdest.write((char*)(&car),1);
      }//end for
    }//end while
    f.clear();
    f.close();
  }//end for
  fdest.close();
  return;
}
Commit	Line	Data
2e9f335b	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	**************************************************************************/
30c1018e	15	/* $Id$ */
a79660fb	16
3f1ed77a	17
a79660fb	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
b62e2a95	24	#include <TObjArray.h>
b62e2a95	25	#include <Riostream.h>
2e9f335b	26	#include <stdio.h>
	27	#include <stdlib.h>
	28	#include "AliTPCCompression.h"
	29	#include "AliTPCBuffer160.h"
	30	#include "AliTPCDDLRawData.h"
2e9f335b	31
	32	ClassImp(AliTPCDDLRawData)
	33	////////////////////////////////////////////////////////////////////////////////////////
	34
	35	AliTPCDDLRawData::AliTPCDDLRawData(const AliTPCDDLRawData &source){
	36	// Copy Constructor
9f992f70	37	fVerbose=source.fVerbose;
2e9f335b	38	return;
	39	}
	40
	41	AliTPCDDLRawData& AliTPCDDLRawData::operator=(const AliTPCDDLRawData &source){
	42	//Assigment operator
9f992f70	43	fVerbose=source.fVerbose;
2e9f335b	44	return *this;
	45	}
	46
	47
	48	////////////////////////////////////////////////////////////////////////////
c9bd9d3d	49	void AliTPCDDLRawData::RawData(Int_t LDCsNumber,Int_t EventNumber){
a79660fb	50	//Raw data slides generation
2e9f335b	51	//Number of DDL=236+436=216
	52	//2 DDL for each inner sector
	53	//4 DDL for each outer sector
a79660fb	54	Int_t ddlPerFile=216/LDCsNumber;
2e9f335b	55	Int_t offset=1;
a79660fb	56	if (216%LDCsNumber) ddlPerFile++;
a79660fb	57	cout<<"Number of DDL per slide: "<<ddlPerFile<<endl;
2e9f335b	58	ifstream f;
30c1018e	59	#ifndef __DECCXX
2e9f335b	60	f.open("AliTPCDDL.dat",ios::binary);
30c1018e	61	#else
	62	f.open("AliTPCDDL.dat");
	63	#endif
2e9f335b	64	if(!f){cout<<"File doesn't exist !!"<<endl;return;}
	65	struct DataPad{
	66	Int_t Sec;
	67	Int_t SubSec;
	68	Int_t Row;
	69	Int_t Pad;
	70	Int_t Dig;
	71	Int_t Time;
	72	};
	73	DataPad data;
	74
	75	//AliTPCBuffer160 is used in write mode to generate AltroFormat.dat file
a79660fb	76	Int_t sliceNumber=1;
2e9f335b	77	char filename[15];
c9bd9d3d	78	sprintf(filename,"Ev%dTPCslice%d",EventNumber,sliceNumber);
2e9f335b	79	cout<<" Creating "<<filename<<endl;
a79660fb	80	AliTPCBuffer160 *buffer=new AliTPCBuffer160(filename,1);
2e9f335b	81
a79660fb	82	ULong_t count=0;
	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 countDDL=0;
2e9f335b	90	Int_t nwords=0;
	91	ULong_t numPackets=0;
	92	while (f.read((char*)(&data),sizeof(data))){
a79660fb	93	count++;
	94	if (pPadNumber==-1){
	95	pSecNumber=data.Sec;
	96	pRowNumber=data.Row;
	97	pPadNumber=data.Pad;
	98	pTimeBin=data.Time;
	99	pSubSector=data.SubSec;
2e9f335b	100	//size magic word sector number sub-sector number 0 for TPC 0 for uncompressed
a79660fb	101	buffer->WriteMiniHeader(0,pSecNumber,pSubSector,0,0);//Dummy;
	102	bunchLength=1;
	103	buffer->FillBuffer(data.Dig-offset);
2e9f335b	104	nwords++;
	105	}//end if
	106	else{
a79660fb	107	if ( (data.Time==(pTimeBin+1)) &&
	108	(pPadNumber==data.Pad) &&
	109	(pRowNumber==data.Row) &&
	110	(pSecNumber==data.Sec)){
	111	bunchLength++;
2e9f335b	112	}//end if
2e9f335b	113	else{
a79660fb	114	buffer->FillBuffer(pTimeBin);
a79660fb	115	buffer->FillBuffer(bunchLength+2);
2e9f335b	116	nwords+=2;
a79660fb	117	if ((pPadNumber!=data.Pad)\|\|(pRowNumber!=data.Row)\|\|(pSecNumber!=data.Sec)){
2e9f335b	118	//Trailer is formatted and inserted!!
a79660fb	119	buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
2e9f335b	120	numPackets++;
	121	nwords=0;
	122
a79660fb	123	if(pSubSector!=data.SubSec){
	124	countDDL++;
	125	if(countDDL==ddlPerFile){
2e9f335b	126	//size magic word sector number sub-sector number 0 for TPC 0 for uncompressed
a79660fb	127	buffer->Flush();
a79660fb	128	buffer->WriteMiniHeader(1,pSecNumber,pSubSector,0,0);
2e9f335b	129	//cout<<"Mini header for DDL:"<<PSecNumber<<" Sub-sec:"<<PSubSector<<endl;
a79660fb	130	delete buffer;
a79660fb	131	sliceNumber++;
c9bd9d3d	132	sprintf(filename,"Ev%dTPCslice%d",EventNumber,sliceNumber);
2e9f335b	133	cout<<" Creating "<<filename<<endl;
a79660fb	134	buffer=new AliTPCBuffer160(filename,1);
	135	buffer->WriteMiniHeader(0,data.Sec,data.SubSec,0,0);//Dummy;
	136	countDDL=0;
2e9f335b	137	}//end if
2e9f335b	138	else{
a79660fb	139	buffer->Flush();
	140	buffer->WriteMiniHeader(1,pSecNumber,pSubSector,0,0);
	141	buffer->WriteMiniHeader(0,data.Sec,data.SubSec,0,0);//Dummy;
2e9f335b	142	}
a79660fb	143	pSubSector=data.SubSec;
2e9f335b	144	}//end if
2e9f335b	145	}//end if
2e9f335b	146
a79660fb	147	bunchLength=1;
	148	pPadNumber=data.Pad;
	149	pRowNumber=data.Row;
	150	pSecNumber=data.Sec;
2e9f335b	151	}//end else
a79660fb	152	pTimeBin=data.Time;
a79660fb	153	buffer->FillBuffer(data.Dig-offset);
2e9f335b	154	nwords++;
	155	}//end else
	156	}//end while
a79660fb	157	buffer->FillBuffer(pTimeBin);
a79660fb	158	buffer->FillBuffer(bunchLength+2);
2e9f335b	159	nwords+=2;
a79660fb	160	buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
2e9f335b	161	//write the M.H.
a79660fb	162	buffer->Flush();
	163	buffer->WriteMiniHeader(1,pSecNumber,pSubSector,0,0);
	164	//cout<<"Mini header for D D L:"<<pSecNumber<<" Sub-sec:"<<pSubSector<<endl;
	165	delete buffer;
	166	cout<<"Number of digits: "<<count<<endl;
2e9f335b	167	f.close();
	168	return;
	169	}
	170	////////////////////////////////////////////////////////////////////////////
	171	////////////////////////////////////////////////////////////////////////////
a79660fb	172
2e9f335b	173
c9bd9d3d	174	Int_t AliTPCDDLRawData::RawDataCompDecompress(Int_t LDCsNumber,Int_t EventNumber,Int_t Comp){
a79660fb	175	//This method is used to compress and decompress the slides
a79660fb	176	static const Int_t kNumTables=5;
2e9f335b	177	char filename[20];
	178	char dest[20];
	179	fstream f;
a79660fb	180	ULong_t size=0;
2e9f335b	181	//Int_t MagicWord,DDLNumber,SecNumber,SubSector,Detector;
a79660fb	182	Int_t flag=0;
2e9f335b	183	for(Int_t i=1;i<=LDCsNumber;i++){
2e9f335b	184	if(!Comp){
c9bd9d3d	185	sprintf(filename,"Ev%dTPCslice%d",EventNumber,i);
c9bd9d3d	186	sprintf(dest,"Ev%dTPCslice%d.comp",EventNumber,i);
2e9f335b	187	}
2e9f335b	188	else{
c9bd9d3d	189	sprintf(filename,"Ev%dTPCslice%d.comp",EventNumber,i);
c9bd9d3d	190	sprintf(dest,"Ev%dTPCslice%d.decomp",EventNumber,i);
2e9f335b	191	}
30c1018e	192	#ifndef __DECCXX
2e9f335b	193	f.open(filename,ios::binary\|ios::in);
30c1018e	194	#else
	195	f.open(filename,ios::in);
	196	#endif
9f992f70	197	if(!f){cout<<"BE CAREFUL!! There isn't enough data to generate "<<LDCsNumber<<" slices"<<endl;break;}
c9bd9d3d	198	if (fVerbose)
c9bd9d3d	199	cout<<filename<<" "<<dest<<endl;
2e9f335b	200	ofstream fdest;
30c1018e	201	#ifndef __DECCXX
2e9f335b	202	fdest.open(dest,ios::binary);
30c1018e	203	#else
	204	fdest.open(dest);
	205	#endif
2e9f335b	206	//loop over the DDL block
	207	//Each block contains a Mini Header followed by raw data (ALTRO FORMAT)
	208	//The number of block is ceil(216/LDCsNumber)
a79660fb	209	ULong_t miniHeader[3];
2e9f335b	210	//here the Mini Header is read
a79660fb	211	while( (f.read((char)(miniHeader),sizeof(ULong_t)3)) ){
a79660fb	212	size=miniHeader[0];
9f992f70	213	// cout<<"Data size:"<<size<<endl;
2e9f335b	214	//Int_t dim=sizeof(ULong_t)+sizeof(Int_t)*5;
a79660fb	215	//cout<<" Sec "<<SecNumber<<" SubSector "<<SubSector<<" size "<<size<<endl;
2e9f335b	216	//open the temporay File
	217	ofstream fo;
	218	char temp[15]="TempFile";
30c1018e	219	#ifndef __DECCXX
2e9f335b	220	fo.open(temp,ios::binary);
30c1018e	221	#else
	222	fo.open(temp);
	223	#endif
2e9f335b	224	Int_t car=0;
a79660fb	225	for(ULong_t j=0;j<size;j++){
2e9f335b	226	f.read((char*)(&car),1);
	227	fo.write((char*)(&car),1);
	228	}//end for
	229	fo.close();
	230	//The temp file is compressed or decompressed
	231	AliTPCCompression *util = new AliTPCCompression();
9f992f70	232	util->SetVerbose(0);
9f992f70	233	if(!Comp){
a79660fb	234	util->CompressDataOptTables(kNumTables,temp,"TempCompDecomp");
9f992f70	235	}
2e9f335b	236	else
a79660fb	237	util->DecompressDataOptTables(kNumTables,temp,"TempCompDecomp");
2e9f335b	238	delete util;
	239	//the temp compressed file is open and copied to the final file fdest
	240	ifstream fi;
30c1018e	241	#ifndef __DECCXX
2e9f335b	242	fi.open("TempCompDecomp",ios::binary);
30c1018e	243	#else
	244	fi.open("TempCompDecomp");
	245	#endif
2e9f335b	246	fi.seekg(0,ios::end);
a79660fb	247	size=fi.tellg();
2e9f335b	248	fi.seekg(0);
a79660fb	249	//The Mini Header is updated (size and Compressed flag)
2e9f335b	250	//and written into the output file
a79660fb	251	miniHeader[0]=size;
2e9f335b	252	if(!Comp)
a79660fb	253	flag=1;
2e9f335b	254	else
a79660fb	255	flag=0;
3f1ed77a	256	ULong_t aux=0x0;
3f1ed77a	257	flag<<=8;
a79660fb	258	aux\|=flag;
3f1ed77a	259	miniHeader[2]=miniHeader[2]\|aux;
a79660fb	260	fdest.write((char)(miniHeader),sizeof(ULong_t)3);
2e9f335b	261	//The compressem temp file is copied into the output file fdest
a79660fb	262	for(ULong_t j=0;j<size;j++){
2e9f335b	263	fi.read((char*)(&car),1);
	264	fdest.write((char*)(&car),1);
	265	}//end for
	266	fi.close();
	267	}//end while
cd43b5e1	268	f.clear();
2e9f335b	269	f.close();
	270	fdest.close();
	271	remove("TempFile");
	272	remove("TempCompDecomp");
	273	}//end for
	274	return 0;
	275	}
	276
	277	/////////////////////////////////////////////////////////////////////////////////
a79660fb	278	void AliTPCDDLRawData::RawDataAltro()const{
a79660fb	279	//This method is used to build the Altro format from AliTPCDDL.dat
9f992f70	280	//It is used to debug the code and creates the tables used in the compresseion phase
2e9f335b	281	Int_t offset=1;
2e9f335b	282	ifstream f;
30c1018e	283	#ifndef __DECCXX
2e9f335b	284	f.open("AliTPCDDL.dat",ios::binary);
30c1018e	285	#else
	286	f.open("AliTPCDDL.dat");
	287	#endif
2e9f335b	288	if(!f){cout<<"File doesn't exist !!"<<endl;return;}
	289	struct DataPad{
	290	Int_t Sec;
	291	Int_t SubSec;
	292	Int_t Row;
	293	Int_t Pad;
	294	Int_t Dig;
	295	Int_t Time;
	296	};
	297	DataPad data;
	298
	299	//AliTPCBuffer160 is used in write mode to generate AltroFormat.dat file
	300	char filename[30]="AltroFormatDDL.dat";
	301	cout<<" Creating "<<filename<<endl;
a79660fb	302	AliTPCBuffer160 *buffer=new AliTPCBuffer160(filename,1);
2e9f335b	303
a79660fb	304	ULong_t count=0;
	305	Int_t pSecNumber=-1; //Previous Sector number
	306	Int_t pRowNumber=-1; //Previous Row number
	307	Int_t pPadNumber=-1; //Previous Pad number
	308	Int_t pTimeBin=-1; //Previous Time-Bin
	309	Int_t bunchLength=0;
2e9f335b	310	Int_t nwords=0;
	311	ULong_t numPackets=0;
	312	while (f.read((char*)(&data),sizeof(data))){
a79660fb	313	count++;
	314	if (pPadNumber==-1){
	315	pSecNumber=data.Sec;
	316	pRowNumber=data.Row;
	317	pPadNumber=data.Pad;
	318	pTimeBin=data.Time;
	319	bunchLength=1;
	320	buffer->FillBuffer(data.Dig-offset);
2e9f335b	321	nwords++;
	322	}//end if
	323	else{
a79660fb	324	if ( (data.Time==(pTimeBin+1)) &&
	325	(pPadNumber==data.Pad) &&
	326	(pRowNumber==data.Row) &&
	327	(pSecNumber==data.Sec)){
	328	bunchLength++;
2e9f335b	329	}//end if
2e9f335b	330	else{
a79660fb	331	buffer->FillBuffer(pTimeBin);
a79660fb	332	buffer->FillBuffer(bunchLength+2);
2e9f335b	333	nwords+=2;
a79660fb	334	if ((pPadNumber!=data.Pad)\|\|(pRowNumber!=data.Row)\|\|(pSecNumber!=data.Sec)){
2e9f335b	335	//Trailer is formatted and inserted!!
a79660fb	336	buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
2e9f335b	337	numPackets++;
	338	nwords=0;
	339	}//end if
	340
a79660fb	341	bunchLength=1;
	342	pPadNumber=data.Pad;
	343	pRowNumber=data.Row;
	344	pSecNumber=data.Sec;
2e9f335b	345	}//end else
a79660fb	346	pTimeBin=data.Time;
a79660fb	347	buffer->FillBuffer(data.Dig-offset);
2e9f335b	348	nwords++;
	349	}//end else
	350	}//end while
a79660fb	351	buffer->FillBuffer(pTimeBin);
a79660fb	352	buffer->FillBuffer(bunchLength+2);
2e9f335b	353	nwords+=2;
a79660fb	354	buffer->WriteTrailer(nwords,pPadNumber,pRowNumber,pSecNumber);
	355	delete buffer;
	356	cout<<"Number of digits: "<<count<<endl;
2e9f335b	357	f.close();
	358	return;
	359	}
	360
a79660fb	361	/////////////////////////////////////////////////////////////////////////
c9bd9d3d	362	void AliTPCDDLRawData::RawDataAltroDecode(Int_t LDCsNumber,Int_t EventNumber,Int_t Comp){
a79660fb	363	//This method merges the slides in only one file removing at the same
	364	//time all the mini headers. The file so obtained must be Altro format
	365	//complaiant.
	366	//It is used mainly in the debugging phase
2e9f335b	367	char filename[15];
	368	char dest[30];
	369	fstream f;
	370	if(!Comp)
	371	sprintf(dest,"AltroDDLRecomposed.dat");
	372	else
	373	sprintf(dest,"AltroDDLRecomposedDec.dat");
	374	ofstream fdest;
cd43b5e1	375
30c1018e	376	#ifndef __DECCXX
2e9f335b	377	fdest.open(dest,ios::binary);
30c1018e	378	#else
	379	fdest.open(dest);
	380	#endif
a79660fb	381	ULong_t size=0;
a79660fb	382	//Int_t MagicWord,DDLNumber,SecNumber,SubSector,Detector,flag=0;
2e9f335b	383	for(Int_t i=1;i<=LDCsNumber;i++){
c9bd9d3d	384	if(!Comp){
	385	sprintf(filename,"Ev%dTPCslice%d",EventNumber,i);
	386	}
	387	else{
	388	sprintf(filename,"Ev%dTPCslice%d.decomp",EventNumber,i);
	389	}
30c1018e	390	#ifndef __DECCXX
2e9f335b	391	f.open(filename,ios::binary\|ios::in);
30c1018e	392	#else
	393	f.open(filename,ios::in);
	394	#endif
9f992f70	395	if(!f){cout<<"BE CAREFUL!! There isn't enough data to generate "<<LDCsNumber<<" slices"<<endl;break;}
2e9f335b	396	//loop over the DDL block
	397	//Each block contains a Mini Header followed by raw data (ALTRO FORMAT)
	398	//The number of block is ceil(216/LDCsNumber)
a79660fb	399	ULong_t miniHeader[3];
2e9f335b	400	//here the Mini Header is read
9f992f70	401	//cout<<filename<<endl;
a79660fb	402	while( (f.read((char)(miniHeader),sizeof(ULong_t)3)) ){
2e9f335b	403	Int_t car=0;
a79660fb	404	size=miniHeader[0];
a79660fb	405	for(ULong_t j=0;j<size;j++){
2e9f335b	406	f.read((char*)(&car),1);
	407	fdest.write((char*)(&car),1);
	408	}//end for
	409	}//end while
cd43b5e1	410	f.clear();
2e9f335b	411	f.close();
	412	}//end for
	413	fdest.close();
	414	return;
	415	}
	416