[u/mrichter/AliRoot.git] / T0 / AliT0RawReader.cxx

#include "AliT0RawReader.h"
#include "AliT0Parameters.h"
#include "AliBitPacking.h"
#include "TBits.h"

#include <Riostream.h>
#include "TMath.h"
#include "TH1F.h"
#include "TArrayI.h"
#include "AliLog.h"
 
ClassImp(AliT0RawReader)
  
  AliT0RawReader::AliT0RawReader (AliRawReader *rawReader)
    :  TTask("T0RawReader","read raw T0 data"),
       fRawReader(rawReader),
       fData(NULL),
       fPosition(0),
       fParam(NULL)
{
  //
// create an object to read T0raw digits
  AliDebug(1,"Start ");
 
  fRawReader->Reset();
  fRawReader->Select("T0");
  AliT0Parameters* fParam = AliT0Parameters::Instance();   
  fParam->Init();
 
}
 AliT0RawReader::~AliT0RawReader ()
{
  // 
}
/*
AliT0RawReader::AliT0RawReader(const AliT0RawReader& o): TTask(o),
     fRawReader(rawReader),
       fData(NULL),
       fPosition(0)
{
  //
}
*/


Bool_t  AliT0RawReader::Next()
{
// read the next raw digit
// returns kFALSE if there is no digit left
//"LookUpTable":
// Amplitude LED TRM=0; chain=0; TDC 0 -5        channel 0,2,4,6
// Time CFD      TRM=0; chain=0; TDC 6 - 11      channel 0,2,4,6
// mean time     TRM=0; chain=0; TDC 12          channel 0
// T0A           TRM=0; chain=0; TDC 12          channel 2
// T0C           TRM=0; chain=0; TDC 12          channel 4
// vertex        TRM=0; chain=0; TDC 12          channel 6
// mult QTC0        TRM=0; chain=0; TDC 13          channel 0
// mult QTC1        TRM=0; chain=0; TDC 13          channel 2

// Charge QTC0   TRM=1; chain=0; TDC 0 -5        channel 0,2,4,6
// Charge QTC1   TRM=1; chain=0; TDC 6 - 11      channel 0,2,4,6
// T0A trigger          TRM=1; chain=0; TDC 12          channel 0
// T0C trigger          TRM=1; chain=0; TDC 12          channel 2
// vertex trigger       TRM=1; chain=0; TDC 12          channel 4
// trigger central      TRM=1; chain=0; TDC 13          channel 0
// tigger semicenral    TRM=1; chain=0; TDC 13          channel 2
//
// allData array collect data from all channels in one :
// allData[0] - allData[23] 24 CFD channels
// allData[24] -   allData[47] 24 LED channels
//  allData[48]  mean (T0) signal  
// allData[49]   time difference (vertex)

 
  UInt_t word;
  Int_t time=0,  itdc=0, ichannel=0, uu; 
  Int_t numberOfWordsInTRM=0, iTRM=0;
  Int_t tdcTime, koef,hit=0;
  Int_t koefhits[110];
  //  Int_t fDRM_GLOBAL_HEADER = 0x40000001;
  //  Int_t fDRM_GLOBAL_TRAILER  = 0x50000001;
  
  //  Int_t  TRM_GLOBAL_HEADER  = 0x40000000;
    Int_t  TRM_CHAIN_0_HEADER =  0x00000000;
    //  Int_t  TRM_CHAIN_1_HEADER =  0x20000000;
  Int_t  TRM_CHAIN_0_TRAILER =  0x10000000;
  //  Int_t  TRM_CHAIN_1_TRAILER =  0x30000000;
  //  Int_t  TRM_GLOBAL_TRAILER =  0x5000000f;
  
  Int_t  FILLER =  0x70000000;
  Bool_t correct=kTRUE;
  Int_t header;
  
  //  AliT0Parameters* param = AliT0Parameters::Instance();   
  // param->Init();
  
  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 );
    
    //DRM header
    for (Int_t i=0; i<6; i++) {
      word = GetNextWord();
      //      cout<<" DRM header "<<i<<" "<<word<<endl;
      header = AliBitPacking::UnpackWord(word,28,31);
      if( header !=4 )
	//      uu = word&fDRM_GLOBAL_HEADER;
	//      if(uu != fDRM_GLOBAL_HEADER ) 
	{
	  AliError(Form(" !!!! wrong  DRM header  %x!!!!", word));
	  break;
	}
    }
    
    for (Int_t ntrm=0; ntrm< fNTRM; ntrm++)
      {
	//TRMheader  
	word = GetNextWord();
	//	cout<<" TRM header "<<word<<" "<<AliBitPacking::UnpackWord(word,28,31)<<endl;
      header = AliBitPacking::UnpackWord(word,28,31);
	
      //	uu = word&TRM_GLOBAL_HEADER;
	//	if(uu != TRM_GLOBAL_HEADER &&
	  if ( header != 4 )
	{
	  AliError(Form(" !!!! wrong TRM header  %x!!!!", word));
	  break;
	}
	numberOfWordsInTRM=AliBitPacking::UnpackWord(word,4,16);
	iTRM=AliBitPacking::UnpackWord(word,0,3);
	//	cout<<" iTRM "<<iTRM<<" Nworrds in TRM "<< numberOfWordsInTRM  <<endl;   

	for( Int_t ichain=0; ichain<2; ichain++)
	  {
	    //chain header
	    word = GetNextWord();
	    uu = word & TRM_CHAIN_0_HEADER;
	    if(uu != TRM_CHAIN_0_HEADER) 
	      {
		AliError(Form(" !!!! wrong CHAIN  0  header %x!!!!", word));
		break;
	      }
	    word = GetNextWord();
	    //	    cout<<" ???data?? "<<word<<endl;
	    tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
	    for (; tdcTime==1; tdcTime) 
	      {
		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);
		//		cout<<"koef "<<koef<<" iTRM "<<iTRM<<" itdc "<<itdc<<" iChain "<<ichain<<" ichannel  "<<ichannel<<" "<<time<<endl;
		if (koef ==-1 ){
		  AliError(Form("Incorrect lookup table ! ")); 
		  correct=kFALSE;
		}
		if(correct){
		  hit=koefhits[koef];
		  //if(fAllData[koef][hit] == 0)  
		  fAllData[koef][hit]=time; 
		  koefhits[koef]++;
		}
		  word = GetNextWord();
		  //		cout<<" next word "<<word<<endl;
		  tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
		
	    }
	    

	    uu = word&TRM_CHAIN_0_TRAILER;
	    if(uu != TRM_CHAIN_0_TRAILER )
	      {
		AliError(Form(" !!!! wrong CHAIN 0 trailer %x !!!!", word));
		break;
	      }
	  }
            
	word = GetNextWord(); //TRM trailer
	//	cout<<" TRM traier "<<word<<endl;
	header = AliBitPacking::UnpackWord(word,28,31);
	if( header !=5 )
	  {
	    AliError(Form(" !!!! wrong TRM GLOBAL trailer  %x!!!!", word));
	    break;
	  }
      } //TRM loop
    word = GetNextWord(); //
       header = AliBitPacking::UnpackWord(word,28,31);
    uu = word&FILLER;
    if (word == FILLER )  word = GetNextWord(); 
    //  	cout<<" word after FILLER "<<word<<endl;
    if( header !=5 )
      {
	AliError(Form(" !!!! wrong DRM GLOBAL trailer  %x!!!!", word));
	  //	  break;
      }
    cout.setf( ios_base::dec, ios_base::basefield );
    
    return kTRUE;
}
//_____________________________________________________________________________
Int_t AliT0RawReader::GetPosition()
{
  // Sets the position in the
  // input stream
  if (((fRawReader->GetDataSize() * 8) % 32) != 0)
    AliFatal(Form("Incorrect raw data size ! %d words are found !",fRawReader->GetDataSize()));
  return (fRawReader->GetDataSize() * 8) / 32;
}
//_____________________________________________________________________________
UInt_t AliT0RawReader::GetNextWord()
{
  // Read the next 32 bit word in backward direction
  // The input stream access is given by fData and fPosition


  //   fPosition--;
  Int_t iBit = fPosition * 32;
  Int_t iByte = iBit / 8;

  UInt_t word = 0;
  word  = fData[iByte+3]<<24;
  word |= fData[iByte+2]<<16;
  word |= fData[iByte+1]<<8;
  word |= fData[iByte];
   fPosition++;

  return word;

}
Commit	Line	Data
dc7ca31d	1	#include "AliT0RawReader.h"
e0bba6cc	2	#include "AliT0Parameters.h"
dc7ca31d	3	#include "AliBitPacking.h"
	4	#include "TBits.h"
	5
	6	#include <Riostream.h>
	7	#include "TMath.h"
	8	#include "TH1F.h"
	9	#include "TArrayI.h"
	10	#include "AliLog.h"
	11
	12	ClassImp(AliT0RawReader)
	13
e0bba6cc	14	AliT0RawReader::AliT0RawReader (AliRawReader *rawReader)
dc7ca31d	15	: TTask("T0RawReader","read raw T0 data"),
dc7ca31d	16	fRawReader(rawReader),
dc7ca31d	17	fData(NULL),
807a797f	18	fPosition(0),
807a797f	19	fParam(NULL)
dc7ca31d	20	{
	21	//
	22	// create an object to read T0raw digits
	23	AliDebug(1,"Start ");
dc7ca31d	24
	25	fRawReader->Reset();
	26	fRawReader->Select("T0");
807a797f	27	AliT0Parameters* fParam = AliT0Parameters::Instance();
807a797f	28	fParam->Init();
dc7ca31d	29
dc7ca31d	30	}
	31	AliT0RawReader::~AliT0RawReader ()
	32	{
	33	//
	34	}
c41ceaac	35	/*
	36	AliT0RawReader::AliT0RawReader(const AliT0RawReader& o): TTask(o),
	37	fRawReader(rawReader),
	38	fData(NULL),
	39	fPosition(0)
	40	{
	41	//
	42	}
	43	*/
	44
dc7ca31d	45
	46	Bool_t AliT0RawReader::Next()
	47	{
	48	// read the next raw digit
	49	// returns kFALSE if there is no digit left
	50	//"LookUpTable":
	51	// Amplitude LED TRM=0; chain=0; TDC 0 -5 channel 0,2,4,6
	52	// Time CFD TRM=0; chain=0; TDC 6 - 11 channel 0,2,4,6
	53	// mean time TRM=0; chain=0; TDC 12 channel 0
	54	// T0A TRM=0; chain=0; TDC 12 channel 2
	55	// T0C TRM=0; chain=0; TDC 12 channel 4
	56	// vertex TRM=0; chain=0; TDC 12 channel 6
	57	// mult QTC0 TRM=0; chain=0; TDC 13 channel 0
	58	// mult QTC1 TRM=0; chain=0; TDC 13 channel 2
	59
	60	// Charge QTC0 TRM=1; chain=0; TDC 0 -5 channel 0,2,4,6
	61	// Charge QTC1 TRM=1; chain=0; TDC 6 - 11 channel 0,2,4,6
	62	// T0A trigger TRM=1; chain=0; TDC 12 channel 0
	63	// T0C trigger TRM=1; chain=0; TDC 12 channel 2
	64	// vertex trigger TRM=1; chain=0; TDC 12 channel 4
	65	// trigger central TRM=1; chain=0; TDC 13 channel 0
	66	// tigger semicenral TRM=1; chain=0; TDC 13 channel 2
	67	//
	68	// allData array collect data from all channels in one :
	69	// allData[0] - allData[23] 24 CFD channels
	70	// allData[24] - allData[47] 24 LED channels
	71	// allData[48] mean (T0) signal
	72	// allData[49] time difference (vertex)
	73
e0bba6cc	74
dc7ca31d	75	UInt_t word;
5325480c	76	Int_t time=0, itdc=0, ichannel=0, uu;
dc7ca31d	77	Int_t numberOfWordsInTRM=0, iTRM=0;
5325480c	78	Int_t tdcTime, koef,hit=0;
5325480c	79	Int_t koefhits[110];
807a797f	80	// Int_t fDRM_GLOBAL_HEADER = 0x40000001;
807a797f	81	// Int_t fDRM_GLOBAL_TRAILER = 0x50000001;
5325480c	82
807a797f	83	// Int_t TRM_GLOBAL_HEADER = 0x40000000;
	84	Int_t TRM_CHAIN_0_HEADER = 0x00000000;
	85	// Int_t TRM_CHAIN_1_HEADER = 0x20000000;
5325480c	86	Int_t TRM_CHAIN_0_TRAILER = 0x10000000;
807a797f	87	// Int_t TRM_CHAIN_1_TRAILER = 0x30000000;
	88	// Int_t TRM_GLOBAL_TRAILER = 0x5000000f;
	89
	90	Int_t FILLER = 0x70000000;
	91	Bool_t correct=kTRUE;
	92	Int_t header;
	93
	94	// AliT0Parameters* param = AliT0Parameters::Instance();
	95	// param->Init();
	96
	97	Int_t fNTRM = fParam->GetNumberOfTRMs();
	98
	99	for ( Int_t k=0; k<110; k++) {
	100	koefhits[k]=0;
	101	for ( Int_t jj=0; jj<5; jj++) {
	102	fAllData[k][jj]=0;
	103	}
e0bba6cc	104	}
e0bba6cc	105	do {
807a797f	106	if (!fRawReader->ReadNextData(fData)) return kFALSE;
	107	} while (fRawReader->GetDataSize() == 0);
	108
	109	// fPosition = GetPosition();
	110	fPosition = 0;
	111	cout.setf( ios_base::hex, ios_base::basefield );
	112
	113	//DRM header
5325480c	114	for (Int_t i=0; i<6; i++) {
5325480c	115	word = GetNextWord();
807a797f	116	// cout<<" DRM header "<<i<<" "<<word<<endl;
	117	header = AliBitPacking::UnpackWord(word,28,31);
	118	if( header !=4 )
	119	// uu = word&fDRM_GLOBAL_HEADER;
	120	// if(uu != fDRM_GLOBAL_HEADER )
5325480c	121	{
807a797f	122	AliError(Form(" !!!! wrong DRM header %x!!!!", word));
5325480c	123	break;
807a797f	124	}
5325480c	125	}
5325480c	126
807a797f	127	for (Int_t ntrm=0; ntrm< fNTRM; ntrm++)
	128	{
	129	//TRMheader
	130	word = GetNextWord();
	131	// cout<<" TRM header "<<word<<" "<<AliBitPacking::UnpackWord(word,28,31)<<endl;
	132	header = AliBitPacking::UnpackWord(word,28,31);
	133
	134	// uu = word&TRM_GLOBAL_HEADER;
	135	// if(uu != TRM_GLOBAL_HEADER &&
	136	if ( header != 4 )
5325480c	137	{
807a797f	138	AliError(Form(" !!!! wrong TRM header %x!!!!", word));
5325480c	139	break;
5325480c	140	}
807a797f	141	numberOfWordsInTRM=AliBitPacking::UnpackWord(word,4,16);
	142	iTRM=AliBitPacking::UnpackWord(word,0,3);
	143	// cout<<" iTRM "<<iTRM<<" Nworrds in TRM "<< numberOfWordsInTRM <<endl;
c41ceaac	144
807a797f	145	for( Int_t ichain=0; ichain<2; ichain++)
c41ceaac	146	{
807a797f	147	//chain header
	148	word = GetNextWord();
	149	uu = word & TRM_CHAIN_0_HEADER;
	150	if(uu != TRM_CHAIN_0_HEADER)
	151	{
	152	AliError(Form(" !!!! wrong CHAIN 0 header %x!!!!", word));
	153	break;
	154	}
	155	word = GetNextWord();
	156	// cout<<" ???data?? "<<word<<endl;
	157	tdcTime = AliBitPacking::UnpackWord(word,31,31);
	158	for (; tdcTime==1; tdcTime)
	159	{
	160	itdc=AliBitPacking::UnpackWord(word,24,27);
	161	ichannel=AliBitPacking::UnpackWord(word,21,23);
	162	time=AliBitPacking::UnpackWord(word,0,20);
	163
	164	koef = fParam->GetChannel(iTRM,itdc,ichain,ichannel);
	165	// cout<<"koef "<<koef<<" iTRM "<<iTRM<<" itdc "<<itdc<<" iChain "<<ichain<<" ichannel "<<ichannel<<" "<<time<<endl;
	166	if (koef ==-1 ){
	167	AliError(Form("Incorrect lookup table ! "));
	168	correct=kFALSE;
	169	}
	170	if(correct){
	171	hit=koefhits[koef];
	172	//if(fAllData[koef][hit] == 0)
	173	fAllData[koef][hit]=time;
	174	koefhits[koef]++;
	175	}
	176	word = GetNextWord();
	177	// cout<<" next word "<<word<<endl;
	178	tdcTime = AliBitPacking::UnpackWord(word,31,31);
	179
5325480c	180	}
c41ceaac	181
94c27e4f	182
807a797f	183	uu = word&TRM_CHAIN_0_TRAILER;
	184	if(uu != TRM_CHAIN_0_TRAILER )
	185	{
	186	AliError(Form(" !!!! wrong CHAIN 0 trailer %x !!!!", word));
	187	break;
	188	}
	189	}
	190
	191	word = GetNextWord(); //TRM trailer
	192	// cout<<" TRM traier "<<word<<endl;
	193	header = AliBitPacking::UnpackWord(word,28,31);
	194	if( header !=5 )
	195	{
	196	AliError(Form(" !!!! wrong TRM GLOBAL trailer %x!!!!", word));
	197	break;
	198	}
	199	} //TRM loop
	200	word = GetNextWord(); //
	201	header = AliBitPacking::UnpackWord(word,28,31);
	202	uu = word&FILLER;
	203	if (word == FILLER ) word = GetNextWord();
	204	// cout<<" word after FILLER "<<word<<endl;
	205	if( header !=5 )
	206	{
	207	AliError(Form(" !!!! wrong DRM GLOBAL trailer %x!!!!", word));
5325480c	208	// break;
807a797f	209	}
	210	cout.setf( ios_base::dec, ios_base::basefield );
	211
	212	return kTRUE;
dc7ca31d	213	}
dc7ca31d	214	//_____________________________________________________________________________
dc7ca31d	215	Int_t AliT0RawReader::GetPosition()
	216	{
	217	// Sets the position in the
	218	// input stream
807a797f	219	if (((fRawReader->GetDataSize() * 8) % 32) != 0)
807a797f	220	AliFatal(Form("Incorrect raw data size ! %d words are found !",fRawReader->GetDataSize()));
dc7ca31d	221	return (fRawReader->GetDataSize() * 8) / 32;
	222	}
	223	//_____________________________________________________________________________
	224	UInt_t AliT0RawReader::GetNextWord()
	225	{
	226	// Read the next 32 bit word in backward direction
	227	// The input stream access is given by fData and fPosition
	228
	229
	230	// fPosition--;
	231	Int_t iBit = fPosition * 32;
	232	Int_t iByte = iBit / 8;
	233
	234	UInt_t word = 0;
	235	word = fData[iByte+3]<<24;
	236	word \|= fData[iByte+2]<<16;
	237	word \|= fData[iByte+1]<<8;
	238	word \|= fData[iByte];
	239	fPosition++;
	240
	241	return word;
	242
	243	}
	244