[u/mrichter/AliRoot.git] / TRD / AliTRDdataArrayI.cxx

/**************************************************************************
 * 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.                  *
 **************************************************************************/

/*
$Log$
Revision 1.3  2000/06/08 18:32:58  cblume
Make code compliant to coding conventions

Revision 1.2  2000/05/08 16:17:27  cblume
Merge TRD-develop

Revision 1.1.2.1  2000/05/08 15:14:34  cblume
Add new data array classes

*/

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  General container for integer data of a TRD detector segment.            //
//  Adapted from AliDigits (origin: M.Ivanov).                               //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#include "AliTRDdataArrayI.h"

ClassImp(AliTRDdataArrayI)

//_____________________________________________________________________________
AliTRDdataArrayI::AliTRDdataArrayI():AliTRDdataArray()
{
  //
  // Default constructor
  //

  fElements = 0;

}

//_____________________________________________________________________________
AliTRDdataArrayI::AliTRDdataArrayI(Int_t nrow, Int_t ncol, Int_t ntime)
                 :AliTRDdataArray(nrow,ncol,ntime)
{
  //
  // Creates a AliTRDdataArrayI with the dimensions <nrow>, <ncol>, and <ntime>.
  // The row- and column dimensions are compressible.
  //

  Allocate(nrow,ncol,ntime);
  
}

//_____________________________________________________________________________
AliTRDdataArrayI::AliTRDdataArrayI(const AliTRDdataArrayI &a)
{
  //
  // AliTRDdataArrayI copy constructor
  //

  ((AliTRDdataArrayI &) a).Copy(*this);

}

//_____________________________________________________________________________
AliTRDdataArrayI::~AliTRDdataArrayI()
{
  //
  // Destructor
  //

  if (fElements) fElements->Delete();
  
}

//_____________________________________________________________________________
void AliTRDdataArrayI::Allocate(Int_t nrow, Int_t ncol, Int_t ntime)
{
  //
  // Allocates memory for a AliTRDdataArrayI with the dimensions 
  // <nrow>, <ncol>, and <ntime>.
  // The row- and column dimensions are compressible.
  //

  if (fNelems < 0) AliTRDdataArray::Allocate(nrow,ncol,ntime);

  if (fElements) delete fElements;
  fElements = new AliTRDarrayI;
  fElements->Set(fNelems);

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Copy(AliTRDdataArrayI &a)
{
  //
  // Copy function
  //

  fElements->Copy(*a.fElements);

  a.fThreshold = fThreshold;

  AliTRDdataArray::Copy(a);

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Reset() 
{ 
  //
  // Reset the array (old content gets deleted)
  //

  if (fElements) delete fElements;
  fElements = new AliTRDarrayI;
  fElements->Set(0); 

  AliTRDdataArray::Reset();


}

//_____________________________________________________________________________
Int_t AliTRDdataArrayI::GetSize()
{
  //
  // Returns the size of the complete object
  //

  Int_t size = sizeof(this);

  if (fIndex)    size += sizeof(fIndex)    
                         + fIndex->GetSize()    * sizeof(Int_t);
  if (fElements) size += sizeof(fElements) 
                         + fElements->GetSize() * sizeof(Int_t);

  return size;

}

//_____________________________________________________________________________
Int_t AliTRDdataArrayI::GetDataSize()
{
  //
  // Returns the size of only the data part
  //

  if (fElements == 0) 
    return 0;
  else 
    return sizeof(fElements) + fElements->GetSize() * sizeof(Int_t);

}

//_____________________________________________________________________________
Int_t AliTRDdataArrayI::GetOverThreshold(Int_t threshold)
{
  //
  // Returns the number of entries over threshold
  //
 
  if ((fElements == 0) || (fElements->GetSize() <= 0))
    return 0;
 
  Int_t over = 0;

  for (Bool_t cont = First(); cont == kTRUE; cont = Next()) {
    if ((fCurrentIdx1 < 0) || (fCurrentIdx1 > fNdim1)) continue;
    if ((fCurrentIdx2 < 0) || (fCurrentIdx2 > fNdim2)) continue;
    if (fElements->At(fCurrentIndex) > threshold) over++;
  }

  return over;

}

//_____________________________________________________________________________
Int_t AliTRDdataArrayI::GetData(Int_t row, Int_t col, Int_t time)
{
  //
  // Returns the data value at a given position of the array
  //

  if ((row >= 0) && (col >= 0) && (time >= 0)) {
    Int_t idx1 = GetIdx1(row,col);
    if ((idx1 >= 0) && (time < fNdim2)) {
      if (fBufType == 0) return GetDataFast(idx1,time);
      if (fBufType == 1) return GetData1(idx1,time);
    }
    else {
      if (idx1 >= 0) {
        TObject::Error("GetData"
                      ,"time %d out of bounds (size: %d, this: 0x%08x)"
                      ,time,fNdim2,this);
      }
    }
  }

  return -1;

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Compress(Int_t bufferType, Int_t threshold)
{
  //
  // Compresses the buffer
  //

  fThreshold = threshold;
  Compress(bufferType);

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Compress(Int_t bufferType)
{
  //
  // Compresses the buffer
  //

  if (fBufType  < 0) {
    Error("AliTRDdataArrayI::Compress","Buffer does not exist");
    return;
  }
  if (fBufType == bufferType) {
    return;
  }  
  if (fBufType > 0) {
    Expand();
  }
  if (fBufType !=0)  {
    Error("AliTRDdataArrayI::Compress","Buffer does not exist");
    return;
  }

  // Compress a buffer of type 1
  if (bufferType == 1) {
    Compress1();
  }

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Expand()
{  
  //
  // Expands the compressed buffer
  //

  if (fBufType  < 0) {
    Error("AliTRDdataArrayI::Expand","Buffer does not exist");
    return;
  }
  if (fBufType == 0) {  
    return;
  } 
 
  // Expand a buffer of type 1
  if (fBufType == 1) Expand1();
  
  fBufType = 0;

}

//_____________________________________________________________________________
Bool_t AliTRDdataArrayI::First()
{
  //
  // Returns the position of the first valid data value
  //

  if (fBufType == 0) return First0();
  if (fBufType == 1) return First1();
  return kFALSE;

}

//_____________________________________________________________________________
Bool_t  AliTRDdataArrayI::Next()
{
  //
  // Returns the position of the next valid data value
  //

  if (fBufType == 0) return Next0();
  if (fBufType == 1) return Next1();
  return kFALSE;

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Expand1()
{
  //
  // Expands a buffer of type 1
  //

  Int_t i, k;

  fNelems = fNdim1 * fNdim2;

  Int_t *buf = new Int_t[fNelems];

  fIndex->Set(fNdim2);

  for (i = 0, k = 0; i < fNdim2; i++, k += fNdim1) (*fIndex)[i] = k;

  Int_t idx1 = 0;
  Int_t idx2 = 0;
  Int_t n    = fElements->fN;

  for (i = 0; i < n; i++){

    // Negative sign counts the unwritten values (under threshold)
    if ((*fElements)[i] < 0) {
      idx1 -= fElements->At(i);
    } 
    else {
      buf[(*fIndex)[idx2] + idx1] = fElements->At(i);
      idx1++;
    }
    if (idx1 == fNdim1) {
      idx1 = 0;
      idx2++;
    }
    else { 
      if (idx1 > fNdim1){
	Reset();
	return;
      }      
    }
  }

  fElements->Adopt(fNelems,buf); 
   
}

//_____________________________________________________________________________
void AliTRDdataArrayI::Compress1()
{
  //
  // Compress a buffer of type 1
  //

  AliTRDarrayI  buf;  
  buf.Set(fNelems);
  AliTRDarrayI  index;
  index.Set(fNdim2);

  Int_t icurrent = -1;
  Int_t izero;
  for (Int_t idx2 = 0; idx2 < fNdim2; idx2++){      

    // Set the idx2 pointer
    index[idx2] = icurrent + 1;

    // Reset the zero counter 
    izero = 0;  

    for (Int_t idx1 = 0; idx1 < fNdim1; idx1++){
      // If below threshold
      if (GetDataFast(idx1,idx2) <= fThreshold) {
        izero++;
      }
      else {
	if (izero > 0) {
	  // If we have currently izero counts under threshold
	  icurrent++;	  
	  if (icurrent >= buf.fN) buf.Expand(icurrent*2);
          // Store the number of entries below zero
	  buf[icurrent] = -izero;  
	  izero = 0;
	} 
	icurrent++;
	if (icurrent >= buf.fN) buf.Expand(icurrent*2);
	buf[icurrent] = GetDataFast(idx1,idx2);	    
      } // If signal larger than threshold	  	
    } // End of loop over idx1

    if (izero > 0) {
      icurrent++;	  
      if (icurrent >= buf.fN) buf.Expand(icurrent*2);
      // Store the number of entries below zero
      buf[icurrent] = -izero; 
    }

  }

  buf.Expand(icurrent+1);
  (*fElements) = buf;
  fNelems   = fElements->fN;
  fBufType  = 1;
  (*fIndex) = index;

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Expand2()
{
  //
  // Expands a buffer of type 2 
  //

  Int_t i, k;
  Int_t *buf = new Int_t[fNelems];

  fNelems = fNdim1 * fNdim2;
  fIndex->Set(fNdim2);

  for (i = 0, k = 0; i < fNdim2; i++, k += fNdim1) (*fIndex)[i] = k;

  Int_t idx1 = 0;
  Int_t idx2 = 0;
  Int_t n    = fElements->fN;
  for (i = 0; i < n; i++){
    // Negative sign counts the unwritten values (under threshold)
    if ((*fElements)[i] < 0) {
      idx1 -= fElements->At(i); 
    }
    else {
      buf[(*fIndex)[idx2]+idx1] = fElements->At(i);
      idx1++;
    }
    if (idx1 == fNdim1) {
      idx1 = 0;
      idx2++;
    }
    else { 
      if (idx1 > fNdim1){
	Reset();
	return;
      }      
    }
  }

  fElements->Adopt(fNelems,buf);    

}

//_____________________________________________________________________________
void AliTRDdataArrayI::Compress2()
{
  //
  // Compress a buffer of type 2 - not implemented!
  //

}

//_____________________________________________________________________________
Bool_t AliTRDdataArrayI::First0()
{
  //
  // Returns the first entry for a buffer of type 0
  //

  fCurrentIdx1  = -1;
  fCurrentIdx2  = -1;
  fCurrentIndex = -1;

  Int_t i;
  for (i = 0; ((i < fNelems) && (fElements->At(i) <= fThreshold)); i++)
  if (i == fNelems) return kFALSE;

  fCurrentIdx1  = i % fNdim1;
  fCurrentIdx2  = i / fNdim1;
  fCurrentIndex = i;
  return kTRUE;	

}

//_____________________________________________________________________________
Bool_t AliTRDdataArrayI::Next0()
{
  //
  // Returns the next entry for a buffer of type 0
  //

  if (fCurrentIndex < 0) return kFALSE; 

  Int_t i;
  for (i = fCurrentIndex + 1; 
       ((i < fNelems) && (fElements->At(i) <= fThreshold)); 
       i++);
  if (i >= fNelems)  {
    fCurrentIndex = -1;
    return kFALSE;
  }

  fCurrentIdx1  = i % fNdim1;
  fCurrentIdx2  = i / fNdim1;
  fCurrentIndex = i;
  return kTRUE;	

}

//_____________________________________________________________________________
Bool_t AliTRDdataArrayI::First1()
{
  //
  // Returns the first entry for a buffer of type 1
  //

  fCurrentIdx1  = -1;
  fCurrentIdx2  =  0;
  fCurrentIndex = -1;

  Int_t i;
  for (i = 0; i < fNelems; i++){
    if (fElements->At(i) < 0) {
      fCurrentIdx1 -= fElements->At(i);
    }
    else {     
      fCurrentIdx1++;
    }
    if (fCurrentIdx1 >= fNdim1) {
      fCurrentIdx2++;
      fCurrentIdx1 -= fNdim1;
    }
    if (fElements->At(i) > fThreshold) break;
  }

  fCurrentIndex = i;
  if (fCurrentIndex >= 0) return kTRUE;
  fCurrentIdx1  = -1;
  fCurrentIdx2  = -1;
  return kFALSE;	

}

//_____________________________________________________________________________
Bool_t AliTRDdataArrayI::Next1()
{
  //
  // Returns the next entry for a buffer of type 1
  //

  if (fCurrentIndex < 0) return kFALSE;

  Int_t i;
  for (i = fCurrentIndex + 1; i < fNelems; i++){
    if (fElements->At(i) < 0) {
      fCurrentIdx1 -= fElements->At(i);
    }
    else {      
      fCurrentIdx1++;
    }
    if (fCurrentIdx1 >= fNdim1) {
      fCurrentIdx2++;
      fCurrentIdx1 -= fNdim1;
    }
    if (fElements->At(i) > fThreshold) break;
  }

  fCurrentIndex =  i;
  if ((i >= 0) && (i < fNelems)) return kTRUE;
  fCurrentIdx1  = -1;
  fCurrentIdx2  = -1;
  return kFALSE;

}

//_____________________________________________________________________________
Int_t AliTRDdataArrayI::GetData1(Int_t idx1, Int_t idx2)
{
  //
  // Returns the value at a given position of the array
  //
  
  Int_t i, n2;

  if ((idx2 + 1) >= fNdim2) {
    n2 = fNelems;
  }
  else {
    n2 = fIndex->At(idx2 + 1);
  }

  // Current idx1    
  Int_t curidx1 = 0; 
 
  for (i = fIndex->At(idx2); ((i < n2) && (curidx1 < idx1)); i++){
    if (fElements->At(i) < 0) {
      curidx1 -= fElements->At(i);
    }
    else {      
      curidx1++;
    }
  }

  if ((curidx1 == idx1) && (fElements->At(i) > 0)) {
    return fElements->At(i);
  }
  else {
    return 0;
  }

}

//_____________________________________________________________________________
Int_t AliTRDdataArrayI::GetDataFast(Int_t idx1, Int_t idx2)
{
  //
  // Returns the value at a given position in the array
  //
  
  return fElements->At(fIndex->At(idx2) + idx1); 

}

//_____________________________________________________________________________
void AliTRDdataArrayI::SetData(Int_t row, Int_t col, Int_t time, Int_t value)
{
  //
  // Sets the data value at a given position of the array
  // Includes boundary checking
  //

  if ((row >= 0) && (col >= 0) && (time >= 0)) {
    Int_t idx1 = GetIdx1(row,col);
    if ((idx1 >= 0) && (time < fNdim2)) {
       SetDataFast(idx1,time,value);
    }
    else {
      if (idx1 >= 0) {
        TObject::Error("SetData"
                      ,"time %d out of bounds (size: %d, this: 0x%08x)"
                      ,time,fNdim2,this);
      }
    }
  }

}

//_____________________________________________________________________________
void  AliTRDdataArrayI::SetDataFast(Int_t idx1, Int_t idx2, Int_t value)
{
  //
  // Set the value at a given position in the array
  //

  if ((idx1 < 0) || (idx1 >= fNdim1) || 
      (idx2 < 0) || (idx2 >= fNdim2)) { 
    TObject::Error("SetDataFast"
                  ,"idx1 %d  idx2 %d out of bounds (size: %d x %d, this: 0x%08x)"
                  ,idx1,idx2,fNdim1,fNdim2,this);
  }

  (*fElements)[fIndex->fArray[idx2] + idx1] = value; 

}

//_____________________________________________________________________________
AliTRDdataArrayI &AliTRDdataArrayI::operator=(const AliTRDdataArrayI &a)
{
  //
  // Assignment operator
  //

  if (this != &a) ((AliTRDdataArrayI &) a).Copy(*this);
  return *this;

}
Commit	Line	Data
6f1e466d	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, 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
	16	/*
	17	$Log$
dd9a6ee3	18	Revision 1.3 2000/06/08 18:32:58 cblume
	19	Make code compliant to coding conventions
	20
8230f242	21	Revision 1.2 2000/05/08 16:17:27 cblume
	22	Merge TRD-develop
	23
6f1e466d	24	Revision 1.1.2.1 2000/05/08 15:14:34 cblume
	25	Add new data array classes
	26
	27	*/
	28
	29	///////////////////////////////////////////////////////////////////////////////
	30	// //
	31	// General container for integer data of a TRD detector segment. //
	32	// Adapted from AliDigits (origin: M.Ivanov). //
	33	// //
	34	///////////////////////////////////////////////////////////////////////////////
	35
	36	#include "AliTRDdataArrayI.h"
	37
	38	ClassImp(AliTRDdataArrayI)
	39
	40	//_____________________________________________________________________________
	41	AliTRDdataArrayI::AliTRDdataArrayI():AliTRDdataArray()
	42	{
	43	//
	44	// Default constructor
	45	//
	46
	47	fElements = 0;
	48
	49	}
	50
	51	//_____________________________________________________________________________
	52	AliTRDdataArrayI::AliTRDdataArrayI(Int_t nrow, Int_t ncol, Int_t ntime)
	53	:AliTRDdataArray(nrow,ncol,ntime)
	54	{
	55	//
	56	// Creates a AliTRDdataArrayI with the dimensions <nrow>, <ncol>, and <ntime>.
	57	// The row- and column dimensions are compressible.
	58	//
	59
	60	Allocate(nrow,ncol,ntime);
	61
	62	}
	63
8230f242	64	//_____________________________________________________________________________
dd9a6ee3	65	AliTRDdataArrayI::AliTRDdataArrayI(const AliTRDdataArrayI &a)
8230f242	66	{
	67	//
	68	// AliTRDdataArrayI copy constructor
	69	//
	70
dd9a6ee3	71	((AliTRDdataArrayI &) a).Copy(*this);
8230f242	72
	73	}
	74
6f1e466d	75	//_____________________________________________________________________________
	76	AliTRDdataArrayI::~AliTRDdataArrayI()
	77	{
	78	//
	79	// Destructor
	80	//
	81
	82	if (fElements) fElements->Delete();
	83
	84	}
	85
	86	//_____________________________________________________________________________
	87	void AliTRDdataArrayI::Allocate(Int_t nrow, Int_t ncol, Int_t ntime)
	88	{
	89	//
	90	// Allocates memory for a AliTRDdataArrayI with the dimensions
	91	// <nrow>, <ncol>, and <ntime>.
	92	// The row- and column dimensions are compressible.
	93	//
	94
	95	if (fNelems < 0) AliTRDdataArray::Allocate(nrow,ncol,ntime);
	96
	97	if (fElements) delete fElements;
	98	fElements = new AliTRDarrayI;
	99	fElements->Set(fNelems);
	100
	101	}
	102
8230f242	103	//_____________________________________________________________________________
	104	void AliTRDdataArrayI::Copy(AliTRDdataArrayI &a)
	105	{
	106	//
	107	// Copy function
	108	//
	109
	110	fElements->Copy(*a.fElements);
	111
	112	a.fThreshold = fThreshold;
	113
	114	AliTRDdataArray::Copy(a);
	115
	116	}
	117
6f1e466d	118	//_____________________________________________________________________________
	119	void AliTRDdataArrayI::Reset()
	120	{
	121	//
	122	// Reset the array (old content gets deleted)
	123	//
	124
	125	if (fElements) delete fElements;
	126	fElements = new AliTRDarrayI;
	127	fElements->Set(0);
	128
	129	AliTRDdataArray::Reset();
	130
	131
	132	}
	133
	134	//_____________________________________________________________________________
	135	Int_t AliTRDdataArrayI::GetSize()
	136	{
	137	//
	138	// Returns the size of the complete object
	139	//
	140
	141	Int_t size = sizeof(this);
	142
	143	if (fIndex) size += sizeof(fIndex)
	144	+ fIndex->GetSize() * sizeof(Int_t);
	145	if (fElements) size += sizeof(fElements)
	146	+ fElements->GetSize() * sizeof(Int_t);
	147
	148	return size;
	149
	150	}
	151
	152	//_____________________________________________________________________________
	153	Int_t AliTRDdataArrayI::GetDataSize()
	154	{
	155	//
	156	// Returns the size of only the data part
	157	//
	158
	159	if (fElements == 0)
	160	return 0;
	161	else
	162	return sizeof(fElements) + fElements->GetSize() * sizeof(Int_t);
	163
	164	}
	165
	166	//_____________________________________________________________________________
	167	Int_t AliTRDdataArrayI::GetOverThreshold(Int_t threshold)
	168	{
	169	//
	170	// Returns the number of entries over threshold
	171	//
	172
	173	if ((fElements == 0) \|\| (fElements->GetSize() <= 0))
	174	return 0;
	175
	176	Int_t over = 0;
	177
	178	for (Bool_t cont = First(); cont == kTRUE; cont = Next()) {
	179	if ((fCurrentIdx1 < 0) \|\| (fCurrentIdx1 > fNdim1)) continue;
	180	if ((fCurrentIdx2 < 0) \|\| (fCurrentIdx2 > fNdim2)) continue;
	181	if (fElements->At(fCurrentIndex) > threshold) over++;
182	}
183
184	return over;
185
186	}
187
188	//_____________________________________________________________________________
189	Int_t AliTRDdataArrayI::GetData(Int_t row, Int_t col, Int_t time)
190	{
191	//
192	// Returns the data value at a given position of the array
193	//
194
195	if ((row >= 0) && (col >= 0) && (time >= 0)) {
196	Int_t idx1 = GetIdx1(row,col);
197	if ((idx1 >= 0) && (time < fNdim2)) {
198	if (fBufType == 0) return GetDataFast(idx1,time);
199	if (fBufType == 1) return GetData1(idx1,time);
200	}
201	else {
202	if (idx1 >= 0) {
203	TObject::Error("GetData"
204	,"time %d out of bounds (size: %d, this: 0x%08x)"
205	,time,fNdim2,this);
206	}
207	}
208	}
209
210	return -1;
211
212	}
213
214	//_____________________________________________________________________________
215	void AliTRDdataArrayI::Compress(Int_t bufferType, Int_t threshold)
216	{
217	//
218	// Compresses the buffer
219	//
220
221	fThreshold = threshold;
222	Compress(bufferType);
223
224	}
225
226	//_____________________________________________________________________________
227	void AliTRDdataArrayI::Compress(Int_t bufferType)
228	{
229	//
230	// Compresses the buffer
231	//
232
233	if (fBufType < 0) {
234	Error("AliTRDdataArrayI::Compress","Buffer does not exist");
235	return;
236	}
237	if (fBufType == bufferType) {
238	return;
239	}
240	if (fBufType > 0) {
241	Expand();
242	}
243	if (fBufType !=0) {
244	Error("AliTRDdataArrayI::Compress","Buffer does not exist");
245	return;
246	}
247
248	// Compress a buffer of type 1
249	if (bufferType == 1) {
250	Compress1();
251	}
252
253	}
254
255	//_____________________________________________________________________________
256	void AliTRDdataArrayI::Expand()
257	{
258	//
259	// Expands the compressed buffer
260	//
261
262	if (fBufType < 0) {
263	Error("AliTRDdataArrayI::Expand","Buffer does not exist");
264	return;
265	}
266	if (fBufType == 0) {
267	return;
268	}
269
270	// Expand a buffer of type 1
271	if (fBufType == 1) Expand1();
272
273	fBufType = 0;
274
275	}
276
277	//_____________________________________________________________________________
278	Bool_t AliTRDdataArrayI::First()
279	{
280	//
281	// Returns the position of the first valid data value
282	//
283
284	if (fBufType == 0) return First0();
285	if (fBufType == 1) return First1();
286	return kFALSE;
287
288	}
289
290	//_____________________________________________________________________________
291	Bool_t AliTRDdataArrayI::Next()
292	{
293	//
294	// Returns the position of the next valid data value
295	//
296
297	if (fBufType == 0) return Next0();
298	if (fBufType == 1) return Next1();
299	return kFALSE;
300
301	}
302
303	//_____________________________________________________________________________
304	void AliTRDdataArrayI::Expand1()
305	{
306	//
307	// Expands a buffer of type 1
308	//
309
310	Int_t i, k;
311
312	fNelems = fNdim1 * fNdim2;
313
314	Int_t *buf = new Int_t[fNelems];
315
316	fIndex->Set(fNdim2);
317
318	for (i = 0, k = 0; i < fNdim2; i++, k += fNdim1) (*fIndex)[i] = k;
319
320	Int_t idx1 = 0;
321	Int_t idx2 = 0;
8230f242	322	Int_t n = fElements->fN;
6f1e466d	323
8230f242	324	for (i = 0; i < n; i++){
6f1e466d	325
	326	// Negative sign counts the unwritten values (under threshold)
	327	if ((*fElements)[i] < 0) {
	328	idx1 -= fElements->At(i);
	329	}
	330	else {
	331	buf[(*fIndex)[idx2] + idx1] = fElements->At(i);
	332	idx1++;
	333	}
	334	if (idx1 == fNdim1) {
	335	idx1 = 0;
	336	idx2++;
	337	}
	338	else {
	339	if (idx1 > fNdim1){
	340	Reset();
	341	return;
	342	}
	343	}
	344	}
	345
	346	fElements->Adopt(fNelems,buf);
	347
	348	}
	349
	350	//_____________________________________________________________________________
	351	void AliTRDdataArrayI::Compress1()
	352	{
	353	//
	354	// Compress a buffer of type 1
	355	//
	356
	357	AliTRDarrayI buf;
	358	buf.Set(fNelems);
	359	AliTRDarrayI index;
	360	index.Set(fNdim2);
	361
	362	Int_t icurrent = -1;
	363	Int_t izero;
	364	for (Int_t idx2 = 0; idx2 < fNdim2; idx2++){
	365
	366	// Set the idx2 pointer
	367	index[idx2] = icurrent + 1;
	368
	369	// Reset the zero counter
	370	izero = 0;
	371
	372	for (Int_t idx1 = 0; idx1 < fNdim1; idx1++){
	373	// If below threshold
	374	if (GetDataFast(idx1,idx2) <= fThreshold) {
	375	izero++;
	376	}
	377	else {
	378	if (izero > 0) {
	379	// If we have currently izero counts under threshold
	380	icurrent++;
	381	if (icurrent >= buf.fN) buf.Expand(icurrent*2);
	382	// Store the number of entries below zero
	383	buf[icurrent] = -izero;
	384	izero = 0;
	385	}
	386	icurrent++;
	387	if (icurrent >= buf.fN) buf.Expand(icurrent*2);
	388	buf[icurrent] = GetDataFast(idx1,idx2);
389	} // If signal larger than threshold
390	} // End of loop over idx1
391
392	if (izero > 0) {
393	icurrent++;
394	if (icurrent >= buf.fN) buf.Expand(icurrent*2);
395	// Store the number of entries below zero
396	buf[icurrent] = -izero;
397	}
398
399	}
400
401	buf.Expand(icurrent+1);
402	(*fElements) = buf;
403	fNelems = fElements->fN;
404	fBufType = 1;
405	(*fIndex) = index;
406
407	}
408
409	//_____________________________________________________________________________
410	void AliTRDdataArrayI::Expand2()
411	{
412	//
413	// Expands a buffer of type 2
414	//
415
416	Int_t i, k;
417	Int_t *buf = new Int_t[fNelems];
418
419	fNelems = fNdim1 * fNdim2;
420	fIndex->Set(fNdim2);
421
422	for (i = 0, k = 0; i < fNdim2; i++, k += fNdim1) (*fIndex)[i] = k;
423
424	Int_t idx1 = 0;
425	Int_t idx2 = 0;
8230f242	426	Int_t n = fElements->fN;
8230f242	427	for (i = 0; i < n; i++){
6f1e466d	428	// Negative sign counts the unwritten values (under threshold)
	429	if ((*fElements)[i] < 0) {
	430	idx1 -= fElements->At(i);
	431	}
	432	else {
	433	buf[(*fIndex)[idx2]+idx1] = fElements->At(i);
	434	idx1++;
	435	}
	436	if (idx1 == fNdim1) {
	437	idx1 = 0;
	438	idx2++;
	439	}
	440	else {
	441	if (idx1 > fNdim1){
	442	Reset();
	443	return;
	444	}
	445	}
	446	}
	447
	448	fElements->Adopt(fNelems,buf);
	449
	450	}
	451
	452	//_____________________________________________________________________________
	453	void AliTRDdataArrayI::Compress2()
	454	{
8230f242	455	//
	456	// Compress a buffer of type 2 - not implemented!
	457	//
6f1e466d	458
	459	}
	460
	461	//_____________________________________________________________________________
	462	Bool_t AliTRDdataArrayI::First0()
	463	{
	464	//
	465	// Returns the first entry for a buffer of type 0
	466	//
	467
	468	fCurrentIdx1 = -1;
	469	fCurrentIdx2 = -1;
	470	fCurrentIndex = -1;
	471
	472	Int_t i;
	473	for (i = 0; ((i < fNelems) && (fElements->At(i) <= fThreshold)); i++)
	474	if (i == fNelems) return kFALSE;
	475
	476	fCurrentIdx1 = i % fNdim1;
	477	fCurrentIdx2 = i / fNdim1;
	478	fCurrentIndex = i;
	479	return kTRUE;
	480
	481	}
	482
	483	//_____________________________________________________________________________
	484	Bool_t AliTRDdataArrayI::Next0()
	485	{
	486	//
	487	// Returns the next entry for a buffer of type 0
	488	//
	489
	490	if (fCurrentIndex < 0) return kFALSE;
	491
	492	Int_t i;
	493	for (i = fCurrentIndex + 1;
	494	((i < fNelems) && (fElements->At(i) <= fThreshold));
	495	i++);
	496	if (i >= fNelems) {
	497	fCurrentIndex = -1;
	498	return kFALSE;
	499	}
	500
	501	fCurrentIdx1 = i % fNdim1;
	502	fCurrentIdx2 = i / fNdim1;
	503	fCurrentIndex = i;
	504	return kTRUE;
	505
	506	}
	507
	508	//_____________________________________________________________________________
	509	Bool_t AliTRDdataArrayI::First1()
	510	{
	511	//
	512	// Returns the first entry for a buffer of type 1
	513	//
	514
	515	fCurrentIdx1 = -1;
	516	fCurrentIdx2 = 0;
	517	fCurrentIndex = -1;
	518
	519	Int_t i;
	520	for (i = 0; i < fNelems; i++){
	521	if (fElements->At(i) < 0) {
522	fCurrentIdx1 -= fElements->At(i);
523	}
524	else {
525	fCurrentIdx1++;
526	}
527	if (fCurrentIdx1 >= fNdim1) {
528	fCurrentIdx2++;
529	fCurrentIdx1 -= fNdim1;
530	}
531	if (fElements->At(i) > fThreshold) break;
532	}
533
534	fCurrentIndex = i;
535	if (fCurrentIndex >= 0) return kTRUE;
536	fCurrentIdx1 = -1;
537	fCurrentIdx2 = -1;
538	return kFALSE;
539
540	}
541
542	//_____________________________________________________________________________
543	Bool_t AliTRDdataArrayI::Next1()
544	{
545	//
546	// Returns the next entry for a buffer of type 1
547	//
548
549	if (fCurrentIndex < 0) return kFALSE;
550
551	Int_t i;
552	for (i = fCurrentIndex + 1; i < fNelems; i++){
553	if (fElements->At(i) < 0) {
554	fCurrentIdx1 -= fElements->At(i);
555	}
556	else {
557	fCurrentIdx1++;
558	}
559	if (fCurrentIdx1 >= fNdim1) {
560	fCurrentIdx2++;
561	fCurrentIdx1 -= fNdim1;
562	}
563	if (fElements->At(i) > fThreshold) break;
564	}
565
566	fCurrentIndex = i;
567	if ((i >= 0) && (i < fNelems)) return kTRUE;
568	fCurrentIdx1 = -1;
569	fCurrentIdx2 = -1;
570	return kFALSE;
571
572	}
573
574	//_____________________________________________________________________________
575	Int_t AliTRDdataArrayI::GetData1(Int_t idx1, Int_t idx2)
576	{
577	//
578	// Returns the value at a given position of the array
579	//
580
581	Int_t i, n2;
582
583	if ((idx2 + 1) >= fNdim2) {
584	n2 = fNelems;
585	}
586	else {
587	n2 = fIndex->At(idx2 + 1);
588	}
589
590	// Current idx1
591	Int_t curidx1 = 0;
592
593	for (i = fIndex->At(idx2); ((i < n2) && (curidx1 < idx1)); i++){
594	if (fElements->At(i) < 0) {
595	curidx1 -= fElements->At(i);
596	}
597	else {
598	curidx1++;
599	}
600	}
601
602	if ((curidx1 == idx1) && (fElements->At(i) > 0)) {
603	return fElements->At(i);
604	}
605	else {
606	return 0;
607	}
608
609	}
610
dd9a6ee3	611	//_____________________________________________________________________________
	612	Int_t AliTRDdataArrayI::GetDataFast(Int_t idx1, Int_t idx2)
	613	{
	614	//
	615	// Returns the value at a given position in the array
	616	//
	617
	618	return fElements->At(fIndex->At(idx2) + idx1);
	619
	620	}
	621
	622	//_____________________________________________________________________________
	623	void AliTRDdataArrayI::SetData(Int_t row, Int_t col, Int_t time, Int_t value)
	624	{
	625	//
	626	// Sets the data value at a given position of the array
	627	// Includes boundary checking
	628	//
	629
	630	if ((row >= 0) && (col >= 0) && (time >= 0)) {
	631	Int_t idx1 = GetIdx1(row,col);
	632	if ((idx1 >= 0) && (time < fNdim2)) {
	633	SetDataFast(idx1,time,value);
	634	}
	635	else {
	636	if (idx1 >= 0) {
	637	TObject::Error("SetData"
	638	,"time %d out of bounds (size: %d, this: 0x%08x)"
	639	,time,fNdim2,this);
	640	}
	641	}
	642	}
	643
	644	}
	645
	646	//_____________________________________________________________________________
	647	void AliTRDdataArrayI::SetDataFast(Int_t idx1, Int_t idx2, Int_t value)
	648	{
	649	//
	650	// Set the value at a given position in the array
	651	//
	652
	653	if ((idx1 < 0) \|\| (idx1 >= fNdim1) \|\|
	654	(idx2 < 0) \|\| (idx2 >= fNdim2)) {
	655	TObject::Error("SetDataFast"
	656	,"idx1 %d idx2 %d out of bounds (size: %d x %d, this: 0x%08x)"
	657	,idx1,idx2,fNdim1,fNdim2,this);
	658	}
	659
	660	(*fElements)[fIndex->fArray[idx2] + idx1] = value;
	661
	662	}
	663
	664	//_____________________________________________________________________________
	665	AliTRDdataArrayI &AliTRDdataArrayI::operator=(const AliTRDdataArrayI &a)
	666	{
	667	//
	668	// Assignment operator
	669	//
	670
	671	if (this != &a) ((AliTRDdataArrayI &) a).Copy(*this);
	672	return *this;
	673
	674	}