[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),
       fIsOnline(kFALSE)
{
  //
// create an object to read T0raw digits
  AliDebug(1,"Start ");
 
  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()
{
// 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  TRM_CHAIN_0_HEADER =  0x00000000;
  Int_t  TRM_CHAIN_0_TRAILER =  0x10000000;
  
  Int_t  FILLER =  0x70000000;
  Bool_t correct=kTRUE;
  Int_t header;
  /*  
    AliT0Parameters* fParam = AliT0Parameters::Instance();   
   if (fIsOnline)
   fParam->InitIfOnline();
 	else
   fParam->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 = 0;
    //  cout.setf( ios_base::hex, ios_base::basefield );
    
    //DRM header
    for (Int_t i=0; i<6; i++) {
      word = GetNextWord();
      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();
	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);
	iTRM=AliBitPacking::UnpackWord(word,0,3);
	for( Int_t ichain=0; ichain<2; ichain++)
	  {
	    //chain header
	    word = GetNextWord();
	    uu = word & TRM_CHAIN_0_HEADER;
	    if(uu != TRM_CHAIN_0_HEADER) 
	      {
		AliWarning(Form(" !!!! wrong CHAIN  0  header %x!!!!", word));
		fRawReader->AddMajorErrorLog(kWrongChain0Header,Form("w=%x",word));
		break;
	      }
	    word = GetNextWord();
	    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);
		if (koef ==-1 ){
		  AliWarning(Form("Incorrect lookup table ! "));
		  fRawReader->AddMajorErrorLog(kIncorrectLUT);
		  correct=kFALSE;
		}
		if(correct){
		  hit=koefhits[koef];
		  fAllData[koef][hit]=time; 
		  koefhits[koef]++;
		}
		  word = GetNextWord();
		  tdcTime =  AliBitPacking::UnpackWord(word,31,31);   
		
	    }
	    

	    uu = word&TRM_CHAIN_0_TRAILER;
	    if(uu != TRM_CHAIN_0_TRAILER )
	      {
		AliWarning(Form(" !!!! wrong CHAIN 0 trailer %x !!!!", word));
		  fRawReader->AddMajorErrorLog(kWrongChain0Trailer,Form("w=%x",word));
		break;
	      }
	  }
            
	word = GetNextWord(); //TRM trailer
	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;
	  }
      } //TRM loop
    word = GetNextWord(); //
    header = AliBitPacking::UnpackWord(word,28,31);
    uu = word&FILLER;
    if (word == FILLER )  word = GetNextWord(); 
    if( header !=5 )
      {
	AliWarning(Form(" !!!! wrong DRM GLOBAL trailer  %x!!!!", word));
	fRawReader->AddFatalErrorLog(kWrongDRMTrailer,Form("w=%x",word));
      }
    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),
f8bea420	19	fParam(NULL),
f8bea420	20	fIsOnline(kFALSE)
dc7ca31d	21	{
	22	//
	23	// create an object to read T0raw digits
	24	AliDebug(1,"Start ");
dc7ca31d	25
	26	fRawReader->Reset();
	27	fRawReader->Select("T0");
29d3e0eb	28	fParam = AliT0Parameters::Instance();
29d3e0eb	29	if (fIsOnline)
f8bea420	30	fParam->InitIfOnline();
	31	else
	32	fParam->Init();
29d3e0eb	33
dc7ca31d	34	}
	35	AliT0RawReader::~AliT0RawReader ()
	36	{
	37	//
	38	}
c41ceaac	39	/*
	40	AliT0RawReader::AliT0RawReader(const AliT0RawReader& o): TTask(o),
	41	fRawReader(rawReader),
	42	fData(NULL),
	43	fPosition(0)
	44	{
	45	//
	46	}
	47	*/
	48
dc7ca31d	49
	50	Bool_t AliT0RawReader::Next()
	51	{
	52	// read the next raw digit
	53	// returns kFALSE if there is no digit left
	54	//"LookUpTable":
	55	// Amplitude LED TRM=0; chain=0; TDC 0 -5 channel 0,2,4,6
	56	// Time CFD TRM=0; chain=0; TDC 6 - 11 channel 0,2,4,6
	57	// mean time TRM=0; chain=0; TDC 12 channel 0
	58	// T0A TRM=0; chain=0; TDC 12 channel 2
	59	// T0C TRM=0; chain=0; TDC 12 channel 4
	60	// vertex TRM=0; chain=0; TDC 12 channel 6
	61	// mult QTC0 TRM=0; chain=0; TDC 13 channel 0
	62	// mult QTC1 TRM=0; chain=0; TDC 13 channel 2
	63
	64	// Charge QTC0 TRM=1; chain=0; TDC 0 -5 channel 0,2,4,6
	65	// Charge QTC1 TRM=1; chain=0; TDC 6 - 11 channel 0,2,4,6
	66	// T0A trigger TRM=1; chain=0; TDC 12 channel 0
	67	// T0C trigger TRM=1; chain=0; TDC 12 channel 2
	68	// vertex trigger TRM=1; chain=0; TDC 12 channel 4
	69	// trigger central TRM=1; chain=0; TDC 13 channel 0
	70	// tigger semicenral TRM=1; chain=0; TDC 13 channel 2
	71	//
	72	// allData array collect data from all channels in one :
	73	// allData[0] - allData[23] 24 CFD channels
	74	// allData[24] - allData[47] 24 LED channels
	75	// allData[48] mean (T0) signal
	76	// allData[49] time difference (vertex)
	77
e0bba6cc	78
dc7ca31d	79	UInt_t word;
5325480c	80	Int_t time=0, itdc=0, ichannel=0, uu;
dc7ca31d	81	Int_t numberOfWordsInTRM=0, iTRM=0;
5325480c	82	Int_t tdcTime, koef,hit=0;
5325480c	83	Int_t koefhits[110];
807a797f	84	Int_t TRM_CHAIN_0_HEADER = 0x00000000;
5325480c	85	Int_t TRM_CHAIN_0_TRAILER = 0x10000000;
807a797f	86
	87	Int_t FILLER = 0x70000000;
	88	Bool_t correct=kTRUE;
	89	Int_t header;
29d3e0eb	90	/*
f8bea420	91	AliT0Parameters* fParam = AliT0Parameters::Instance();
	92	if (fIsOnline)
	93	fParam->InitIfOnline();
	94	else
	95	fParam->Init();
29d3e0eb	96	*/
f8bea420	97	Int_t fNTRM = fParam->GetNumberOfTRMs();
f8bea420	98	for ( Int_t k=0; k<110; k++) {
807a797f	99	koefhits[k]=0;
	100	for ( Int_t jj=0; jj<5; jj++) {
	101	fAllData[k][jj]=0;
f8bea420	102	}
f8bea420	103	}
e0bba6cc	104	do {
807a797f	105	if (!fRawReader->ReadNextData(fData)) return kFALSE;
	106	} while (fRawReader->GetDataSize() == 0);
	107
807a797f	108	fPosition = 0;
29d3e0eb	109	// cout.setf( ios_base::hex, ios_base::basefield );
807a797f	110
807a797f	111	//DRM header
5325480c	112	for (Int_t i=0; i<6; i++) {
5325480c	113	word = GetNextWord();
807a797f	114	header = AliBitPacking::UnpackWord(word,28,31);
807a797f	115	if( header !=4 )
5325480c	116	{
29d3e0eb	117	AliWarning(Form(" !!!! wrong DRM header %x!!!!", word));
29d3e0eb	118	fRawReader->AddFatalErrorLog(kWrongDRMHeader,Form("w=%x",word));
5325480c	119	break;
807a797f	120	}
5325480c	121	}
5325480c	122
807a797f	123	for (Int_t ntrm=0; ntrm< fNTRM; ntrm++)
	124	{
	125	//TRMheader
	126	word = GetNextWord();
29d3e0eb	127	header = AliBitPacking::UnpackWord(word,28,31);
	128	if ( header != 4 )
	129	{
	130	AliWarning(Form(" !!!! wrong TRM header %x!!!!", word));
	131	fRawReader->AddMajorErrorLog(kWrongTRMHeader,Form("w=%x",word));
	132	break;
	133	}
807a797f	134	numberOfWordsInTRM=AliBitPacking::UnpackWord(word,4,16);
807a797f	135	iTRM=AliBitPacking::UnpackWord(word,0,3);
807a797f	136	for( Int_t ichain=0; ichain<2; ichain++)
c41ceaac	137	{
807a797f	138	//chain header
	139	word = GetNextWord();
	140	uu = word & TRM_CHAIN_0_HEADER;
	141	if(uu != TRM_CHAIN_0_HEADER)
	142	{
29d3e0eb	143	AliWarning(Form(" !!!! wrong CHAIN 0 header %x!!!!", word));
29d3e0eb	144	fRawReader->AddMajorErrorLog(kWrongChain0Header,Form("w=%x",word));
807a797f	145	break;
	146	}
	147	word = GetNextWord();
807a797f	148	tdcTime = AliBitPacking::UnpackWord(word,31,31);
	149	for (; tdcTime==1; tdcTime)
	150	{
	151	itdc=AliBitPacking::UnpackWord(word,24,27);
	152	ichannel=AliBitPacking::UnpackWord(word,21,23);
	153	time=AliBitPacking::UnpackWord(word,0,20);
	154
	155	koef = fParam->GetChannel(iTRM,itdc,ichain,ichannel);
807a797f	156	if (koef ==-1 ){
29d3e0eb	157	AliWarning(Form("Incorrect lookup table ! "));
29d3e0eb	158	fRawReader->AddMajorErrorLog(kIncorrectLUT);
807a797f	159	correct=kFALSE;
	160	}
	161	if(correct){
	162	hit=koefhits[koef];
807a797f	163	fAllData[koef][hit]=time;
	164	koefhits[koef]++;
	165	}
	166	word = GetNextWord();
807a797f	167	tdcTime = AliBitPacking::UnpackWord(word,31,31);
807a797f	168
5325480c	169	}
c41ceaac	170
94c27e4f	171
807a797f	172	uu = word&TRM_CHAIN_0_TRAILER;
	173	if(uu != TRM_CHAIN_0_TRAILER )
	174	{
29d3e0eb	175	AliWarning(Form(" !!!! wrong CHAIN 0 trailer %x !!!!", word));
29d3e0eb	176	fRawReader->AddMajorErrorLog(kWrongChain0Trailer,Form("w=%x",word));
807a797f	177	break;
	178	}
	179	}
	180
	181	word = GetNextWord(); //TRM trailer
807a797f	182	header = AliBitPacking::UnpackWord(word,28,31);
	183	if( header !=5 )
	184	{
29d3e0eb	185	AliWarning(Form(" !!!! wrong TRM GLOBAL trailer %x!!!!", word));
29d3e0eb	186	fRawReader->AddMajorErrorLog(kWrongTRMTrailer,Form("w=%x",word));
807a797f	187	break;
	188	}
	189	} //TRM loop
	190	word = GetNextWord(); //
29d3e0eb	191	header = AliBitPacking::UnpackWord(word,28,31);
807a797f	192	uu = word&FILLER;
807a797f	193	if (word == FILLER ) word = GetNextWord();
807a797f	194	if( header !=5 )
807a797f	195	{
29d3e0eb	196	AliWarning(Form(" !!!! wrong DRM GLOBAL trailer %x!!!!", word));
29d3e0eb	197	fRawReader->AddFatalErrorLog(kWrongDRMTrailer,Form("w=%x",word));
807a797f	198	}
	199	cout.setf( ios_base::dec, ios_base::basefield );
	200
	201	return kTRUE;
dc7ca31d	202	}
dc7ca31d	203	//_____________________________________________________________________________
dc7ca31d	204	Int_t AliT0RawReader::GetPosition()
	205	{
	206	// Sets the position in the
	207	// input stream
807a797f	208	if (((fRawReader->GetDataSize() * 8) % 32) != 0)
807a797f	209	AliFatal(Form("Incorrect raw data size ! %d words are found !",fRawReader->GetDataSize()));
dc7ca31d	210	return (fRawReader->GetDataSize() * 8) / 32;
	211	}
	212	//_____________________________________________________________________________
	213	UInt_t AliT0RawReader::GetNextWord()
	214	{
	215	// Read the next 32 bit word in backward direction
	216	// The input stream access is given by fData and fPosition
	217
	218
	219	// fPosition--;
	220	Int_t iBit = fPosition * 32;
	221	Int_t iByte = iBit / 8;
	222
	223	UInt_t word = 0;
	224	word = fData[iByte+3]<<24;
	225	word \|= fData[iByte+2]<<16;
	226	word \|= fData[iByte+1]<<8;
	227	word \|= fData[iByte];
	228	fPosition++;
	229
	230	return word;
	231
	232	}
	233