TRD/AliTRDarrayDictionary.cxx

   1 /*************************************************************************
   2 * Copyright(c) 1998-2008, 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 /* $Id: AliTRDarrayDictionary.cxx 25392 2008-04-23 19:40:29Z cblume $ */
  17
  18 /////////////////////////////////////////////////////////
  19 //                                                     //
  20 // Container Class for Dictionary Info                 //
  21 //                                                     //
  22 // Author:                                             //
  23 //   Hermes Leon Vargas (hleon@ikf.uni-frankfurt.de)   //
  24 //                                                     //
  25 /////////////////////////////////////////////////////////
  26
  27 #include <TArray.h>
  28
  29 #include "AliTRDarrayDictionary.h"
  30 #include "AliTRDfeeParam.h"
  31
  32 ClassImp(AliTRDarrayDictionary)
  33
  34 Short_t *AliTRDarrayDictionary::fgLutPadNumbering = 0x0;
  35
  36 //________________________________________________________________________________
  37 AliTRDarrayDictionary::AliTRDarrayDictionary()
  38                       :TObject()
  39                       ,fNdet(0)
  40                       ,fNrow(0)
  41                       ,fNcol(0)
  42                       ,fNumberOfChannels(0)
  43                       ,fNtime(0)
  44                       ,fNDdim(0)
  45                       ,fDictionary(0)
  46                       ,fFlag(kTRUE)
  47 {
  48   //
  49   // AliTRDarrayDictionary default contructor
  50   //
  51
  52   CreateLut();
  53
  54 }
  55
  56 //________________________________________________________________________________
  57 AliTRDarrayDictionary::AliTRDarrayDictionary(Int_t nrow, Int_t ncol, Int_t ntime)
  58                       :TObject()
  59                       ,fNdet(0)
  60                       ,fNrow(0)
  61                       ,fNcol(0)
  62                       ,fNumberOfChannels(0)
  63                       ,fNtime(0)
  64                       ,fNDdim(0)
  65                       ,fDictionary(0)
  66                       ,fFlag(kTRUE)
  67
  68 {
  69   //
  70   // AliTRDarrayDictionary contructor
  71   //
  72
  73   CreateLut();
  74   Allocate(nrow,ncol,ntime);
  75
  76 }
  77
  78 //________________________________________________________________________________
  79 AliTRDarrayDictionary::AliTRDarrayDictionary(const AliTRDarrayDictionary &a)
  80                       :TObject()
  81                       ,fNdet(a.fNdet)
  82                       ,fNrow(a.fNrow)
  83                       ,fNcol(a.fNcol)
  84                       ,fNumberOfChannels(a.fNumberOfChannels)
  85                       ,fNtime(a.fNtime)
  86                       ,fNDdim(a.fNDdim)
  87                       ,fDictionary(0)
  88                       ,fFlag(a.fFlag)
  89 {
  90   //
  91   // AliTRDarrayDictionary copy constructor
  92   //
  93
  94   fDictionary = new Int_t[fNDdim];
  95   for(Int_t i=0; i<fNDdim; i++)
  96     {
  97       fDictionary[i]=a.fDictionary[i];
  98     }
  99
 100 }
 101
 102 //________________________________________________________________________________
 103 AliTRDarrayDictionary::~AliTRDarrayDictionary()
 104 {
 105   //
 106   //   AliTRDarrayDictionary destructor
 107   //
 108
 109   if(fDictionary)
 110     {
 111       delete [] fDictionary;
 112       fDictionary=0;
 113     }
 114
 115 }
 116
 117 //________________________________________________________________________________
 118 AliTRDarrayDictionary &AliTRDarrayDictionary::operator=(const AliTRDarrayDictionary &a)
 119 {
 120   //
 121   // Assignment operator
 122   //
 123
 124   if(this==&a)
 125     {
 126       return *this;
 127     }
 128
 129   if(fDictionary)
 130     {
 131       delete [] fDictionary;
 132     }
 133   fNdet=a.fNdet;
 134   fNDdim=a.fNDdim;
 135   fNrow=a.fNrow;
 136   fNcol=a.fNcol;
 137   fNumberOfChannels = a.fNumberOfChannels;
 138   fNtime=a.fNtime;
 139   fDictionary = new Int_t[fNDdim];
 140   for(Int_t i=0; i<fNDdim; i++)
 141     {
 142       fDictionary[i]=a.fDictionary[i];
 143     }
 144   fFlag=a.fFlag;
 145   return *this;
 146
 147 }
 148
 149 //________________________________________________________________________________
 150 void AliTRDarrayDictionary::Allocate(Int_t nrow, Int_t ncol, Int_t ntime)
 151 {
 152   //
 153   // Allocates memory for the dictionary array with dimensions
 154   // Row*NumberOfNecessaryMCMs*ADCchannelsInMCM*Time
 155   // To be consistent with AliTRDarrayADC
 156   // Object initialized to -1
 157   //
 158
 159   fNrow=nrow;
 160   fNcol=ncol;
 161   fNtime=ntime;
 162   Int_t adcchannelspermcm = AliTRDfeeParam::GetNadcMcm();
 163   Int_t padspermcm = AliTRDfeeParam::GetNcolMcm();
 164   Int_t numberofmcms = fNcol/padspermcm;
 165   fNumberOfChannels = numberofmcms*adcchannelspermcm;
 166   fNDdim=nrow*fNumberOfChannels*ntime;
 167   if(fDictionary)
 168     {
 169       delete [] fDictionary;
 170       fDictionary=0;
 171     }
 172   fDictionary = new Int_t[fNDdim];
 173   memset(fDictionary,-1,sizeof(Int_t)*fNDdim);
 174
 175 }
 176
 177 //________________________________________________________________________________
 178 void AliTRDarrayDictionary::Compress()
 179 {
 180   //
 181   // Compress the array
 182   //
 183
 184
 185   //  AliDebug(1,"Compressing");
 186   Int_t counter=0;
 187   Int_t newDim=0;
 188   Int_t j;
 189   Int_t r=0;
 190   Int_t k=0;
 191
 192   Int_t *longArr = new Int_t[fNDdim];
 193
 194   if(longArr)
 195     {
 196
 197       memset(longArr,0,sizeof(Int_t)*fNDdim);
 198
 199       for(Int_t i=0;i<fNDdim; i++)
 200         {
 201           j=0;
 202           if(fDictionary[i]==-1)
 203             {
 204               for(k=i;k<fNDdim;k++)
 205                 {
 206                   if(fDictionary[k]==-1)
 207                     {
 208                       j=j+1;
 209                       longArr[r]=j;
 210                     }
 211                   else
 212                     {
 213                       break;
 214                     }
 215                 }
 216               r=r+1;
 217             }
 218           i=i+j;
 219         }
 220
 221       //Calculate the size of the compressed array
 222       for(Int_t i=0; i<fNDdim;i++)
 223         {
 224           if(longArr[i]!=0)
 225             {
 226               counter=counter+longArr[i]-1;
 227             }
 228         }
 229       newDim=fNDdim-counter;   //Size of the compressed array
 230
 231       //Set the flag if the array has no data
 232       if(newDim==1)
 233         fFlag=kFALSE;
 234
 235       //Fill the buffer of the compressed array
 236       Int_t* buffer = new Int_t[newDim];
 237       Int_t counterTwo=0;
 238       Int_t g=0;
 239       if(buffer)
 240         {
 241           for(Int_t i=0; i<newDim; i++)
 242             {
 243               if(counterTwo<fNDdim)
 244                 {
 245                   if(fDictionary[counterTwo]!=-1)
 246                     {
 247                       buffer[i]=fDictionary[counterTwo];
 248                     }
 249                   if(fDictionary[counterTwo]==-1)
 250                     {
 251                       buffer[i]=-(longArr[g]);
 252                       counterTwo=counterTwo+longArr[g]-1;
 253                       g++;
 254                     }
 255                   counterTwo++;
 256                 }
 257             }
 258
 259           //Copy the buffer
 260           if(fDictionary)
 261             {
 262               delete [] fDictionary;
 263               fDictionary=0;
 264             }
 265           fDictionary = buffer;
 266           fNDdim = newDim;
 267         }
 268
 269       delete [] longArr;
 270       longArr=0;
 271
 272     }
 273
 274 }
 275
 276 //________________________________________________________________________________
 277 void AliTRDarrayDictionary::Expand()
 278 {
 279   //
 280   //  Expand the array
 281   //
 282
 283   Int_t dimexp=0;
 284
 285   if(!HasData()) //if the array has no data (only -1's)
 286     {
 287       if(fDictionary&&fNDdim==1)
 288         {
 289           dimexp = -fDictionary[0];
 290           delete [] fDictionary;
 291           fDictionary=0;
 292           fDictionary = new Int_t[dimexp];
 293           fNDdim = dimexp;
 294           // Re-initialize the array
 295           memset(fDictionary,-1,sizeof(Int_t)*dimexp);
 296         }
 297       return;
 298     }
 299
 300   UShort_t *longArr = new UShort_t[fNDdim];
 301   if(longArr && fDictionary)
 302     {
 303       //Initialize the array
 304       memset(longArr,0,sizeof(UShort_t)*fNDdim);
 305
 306       UShort_t r2=0;
 307       for(Int_t i=0; i<fNDdim;i++)
 308         {
 309           if((fDictionary[i]<0)&&(fDictionary[i]!=-1))
 310             {
 311               longArr[r2]=-fDictionary[i];
 312               r2++;
 313             }
 314         }
 315
 316       //Calculate new dimensions
 317       for(Int_t i=0; i<fNDdim;i++)
 318         {
 319           if(longArr[i]!=0)
 320             dimexp=dimexp+longArr[i]-1;
 321           if(longArr[i]==0)
 322             break;
 323         }
 324       dimexp=dimexp+fNDdim;
 325
 326       //Write in the buffer the new array
 327       Int_t contaexp =0;
 328       Int_t h=0;
 329       Int_t* bufferE = new Int_t[dimexp];
 330       memset(bufferE,-1,sizeof(Int_t)*dimexp);
 331
 332       if(bufferE)
 333         {
 334
 335           for(Int_t i=0; i<dimexp; i++)
 336             {
 337               if(fDictionary[contaexp]>=-1)
 338                 {
 339                   bufferE[i]=fDictionary[contaexp];
 340                 }
 341               if(fDictionary[contaexp]<-1)
 342                 {
 343                   i=i+longArr[h]-1;
 344                   h++;
 345                 }
 346               contaexp++;
 347             }
 348
 349           //Copy the buffer
 350           delete [] fDictionary;
 351           fDictionary=bufferE;
 352           fNDdim = dimexp;
 353         }
 354     }
 355   if (longArr)
 356     {
 357       delete [] longArr;
 358     }
 359
 360 }
 361 //________________________________________________________________________________
 362 void AliTRDarrayDictionary::Reset()
 363 {
 364   //
 365   // Reset the array, the old contents are deleted
 366   // and the data array elements are set to zero.
 367   //
 368
 369   memset(fDictionary,0,sizeof(Int_t)*fNDdim);
 370
 371 }
 372 //________________________________________________________________________________
 373 Int_t AliTRDarrayDictionary::GetData(Int_t nrow, Int_t ncol, Int_t ntime) const
 374 {
 375   //
 376   // Get the data using the pad numbering.
 377   // To access data using the mcm scheme use instead
 378   // the method GetDataByAdcCol
 379   //
 380
 381   Int_t corrcolumn = fgLutPadNumbering[ncol];
 382
 383   return fDictionary[(nrow*fNumberOfChannels+corrcolumn)*fNtime+ntime];
 384
 385 }
 386 //________________________________________________________________________________
 387 void AliTRDarrayDictionary::SetData(Int_t nrow, Int_t ncol, Int_t ntime, Int_t value)
 388 {
 389   //
 390   // Set the data using the pad numbering.
 391   // To write data using the mcm scheme use instead
 392   // the method SetDataByAdcCol
 393   //
 394
 395   Int_t colnumb = fgLutPadNumbering[ncol];
 396
 397   fDictionary[(nrow*fNumberOfChannels+colnumb)*fNtime+ntime]=value;
 398
 399 }
 400
 401 //________________________________________________________________________________
 402 void AliTRDarrayDictionary::CreateLut()
 403 {
 404   //
 405   // Initializes the Look Up Table to relate
 406   // pad numbering and mcm channel numbering
 407   //
 408
 409   if(fgLutPadNumbering)  return;
 410
 411    fgLutPadNumbering = new Short_t[AliTRDfeeParam::GetNcol()];
 412    memset(fgLutPadNumbering,0,sizeof(Short_t)*AliTRDfeeParam::GetNcol());
 413
 414   for(Int_t mcm=0; mcm<8; mcm++)
 415     {
 416       Int_t lowerlimit=0+mcm*18;
 417       Int_t upperlimit=18+mcm*18;
 418       Int_t shiftposition = 1+3*mcm;
 419       for(Int_t index=lowerlimit;index<upperlimit;index++)
 420         {
 421           fgLutPadNumbering[index]= index+shiftposition;
 422         }
 423     }
 424 }