TRD/AliTRDarrayADC.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: AliTRDarrayADC.cxx 25392 2008-04-23 19:40:29Z cblume $ */
  17
  18 ////////////////////////////////////////////////////////
  19 //                                                    //
  20 // Container class for ADC values                     //
  21 //                                                    //
  22 // Author:                                            //
  23 // Hermes Leon Vargas  (hleon@ikf.uni-frankfurt.de)   //
  24 //                                                    //
  25 ////////////////////////////////////////////////////////
  26
  27 #include "AliTRDarrayADC.h"
  28 #include "Cal/AliTRDCalPadStatus.h"
  29 #include "AliTRDfeeParam.h"
  30 #include "AliTRDSignalIndex.h"
  31 ClassImp(AliTRDarrayADC)
  32
  33 Short_t *AliTRDarrayADC::fgLutPadNumbering = 0x0;
  34
  35 //____________________________________________________________________________________
  36 AliTRDarrayADC::AliTRDarrayADC()
  37                :TObject()
  38                ,fNdet(0)
  39                ,fNrow(0)
  40                ,fNcol(0)
  41                ,fNumberOfChannels(0)
  42                ,fNtime(0)
  43                ,fNAdim(0)
  44                ,fADC(0)
  45 {
  46   //
  47   // AliTRDarrayADC default constructor
  48   //
  49
  50   CreateLut();
  51
  52 }
  53
  54 //____________________________________________________________________________________
  55 AliTRDarrayADC::AliTRDarrayADC(Int_t nrow, Int_t ncol, Int_t ntime)
  56                :TObject()
  57                ,fNdet(0)
  58                ,fNrow(0)
  59                ,fNcol(0)
  60                ,fNumberOfChannels(0)
  61                ,fNtime(0)
  62                ,fNAdim(0)
  63                ,fADC(0)
  64 {
  65   //
  66   // AliTRDarrayADC constructor
  67   //
  68
  69   CreateLut();
  70   Allocate(nrow,ncol,ntime);
  71
  72 }
  73
  74 //____________________________________________________________________________________
  75 AliTRDarrayADC::AliTRDarrayADC(const AliTRDarrayADC &b)
  76                :TObject()
  77                ,fNdet(b.fNdet)
  78                ,fNrow(b.fNrow)
  79                ,fNcol(b.fNcol)
  80                ,fNumberOfChannels(b.fNumberOfChannels)
  81                ,fNtime(b.fNtime)
  82                ,fNAdim(b.fNAdim)
  83                ,fADC(0)
  84 {
  85   //
  86   // AliTRDarrayADC copy constructor
  87   //
  88
  89   fADC =  new Short_t[fNAdim];
  90   memcpy(fADC,b.fADC, fNAdim*sizeof(Short_t));
  91
  92 }
  93
  94 //____________________________________________________________________________________
  95 AliTRDarrayADC::~AliTRDarrayADC()
  96 {
  97   //
  98   // AliTRDarrayADC destructor
  99   //
 100
 101   if(fADC)
 102     {
 103       delete [] fADC;
 104       fADC=0;
 105     }
 106
 107 }
 108
 109 //____________________________________________________________________________________
 110 AliTRDarrayADC &AliTRDarrayADC::operator=(const AliTRDarrayADC &b)
 111 {
 112   //
 113   // Assignment operator
 114   //
 115
 116   if(this==&b)
 117     {
 118       return *this;
 119     }
 120   if(fADC)
 121     {
 122       delete [] fADC;
 123     }
 124   fNdet=b.fNdet;
 125   fNrow=b.fNrow;
 126   fNcol=b.fNcol;
 127   fNumberOfChannels = b.fNumberOfChannels;
 128   fNtime=b.fNtime;
 129   fNAdim=b.fNAdim;
 130   fADC = new Short_t[fNAdim];
 131   memcpy(fADC,b.fADC, fNAdim*sizeof(Short_t));
 132
 133   return *this;
 134
 135 }
 136
 137 //____________________________________________________________________________________
 138 void AliTRDarrayADC::Allocate(Int_t nrow, Int_t ncol, Int_t ntime)
 139 {
 140   //
 141   // Allocate memory for an AliTRDarrayADC array with dimensions
 142   // Row*NumberOfNecessaryMCMs*ADCchannelsInMCM*Time
 143   //
 144
 145   fNrow=nrow;
 146   fNcol=ncol;
 147   fNtime=ntime;
 148   Int_t adcchannelspermcm = AliTRDfeeParam::GetNadcMcm();
 149   Int_t padspermcm = AliTRDfeeParam::GetNcolMcm();
 150   Int_t numberofmcms = fNcol/padspermcm;
 151   fNumberOfChannels = numberofmcms*adcchannelspermcm;
 152   fNAdim=nrow*fNumberOfChannels*ntime;
 153
 154   if(fADC)
 155     {
 156       delete [] fADC;
 157     }
 158
 159   fADC = new Short_t[fNAdim];
 160   memset(fADC,0,sizeof(Short_t)*fNAdim);
 161
 162 }
 163
 164 //____________________________________________________________________________________
 165 Short_t AliTRDarrayADC::GetDataBits(Int_t row, Int_t col, Int_t time) const
 166 {
 167   //
 168   // Get the ADC value for a given position: row, col, time
 169   // Taking bit masking into account
 170   //
 171   // Adapted from code of the class AliTRDdataArrayDigits
 172   //
 173
 174   Short_t tempval = GetData(row,col,time);
 175   // Be aware of manipulations introduced by pad masking in the RawReader
 176   // Only output the manipulated Value
 177   CLRBIT(tempval, 10);
 178   CLRBIT(tempval, 11);
 179   CLRBIT(tempval, 12);
 180   return tempval;
 181
 182 }
 183
 184 //____________________________________________________________________________________
 185 UChar_t AliTRDarrayADC::GetPadStatus(Int_t row, Int_t col, Int_t time) const
 186 {
 187   //
 188   // Returns the pad status stored in the pad signal
 189   //
 190   // Output is a UChar_t value
 191   // Status Codes:
 192   //               Noisy Masking:           2
 193   //               Bridged Left Masking     8
 194   //               Bridged Right Masking    8
 195   //               Not Connected Masking Digits
 196   //
 197   // Adapted from code of the class AliTRDdataArrayDigits
 198   //
 199
 200   UChar_t padstatus = 0;
 201   Short_t signal = GetData(row,col,time);
 202   if(signal > 0 && TESTBIT(signal, 10)){
 203     if(TESTBIT(signal, 11))
 204       if(TESTBIT(signal, 12))
 205         padstatus = AliTRDCalPadStatus::kPadBridgedRight;
 206       else
 207         padstatus = AliTRDCalPadStatus::kNotConnected;
 208     else
 209       if(TESTBIT(signal, 12))
 210         padstatus = AliTRDCalPadStatus::kPadBridgedLeft;
 211       else
 212         padstatus = AliTRDCalPadStatus::kMasked;
 213   }
 214
 215   return padstatus;
 216
 217 }
 218
 219 //____________________________________________________________________________________
 220 void AliTRDarrayADC::SetPadStatus(Int_t row, Int_t col, Int_t time, UChar_t status)
 221 {
 222   //
 223   // Setting the pad status into the signal using the Bits 10 to 14
 224   // (currently used: 10 to 12)
 225   //
 226   // Input codes (Unsigned char):
 227   //               Noisy Masking:           2
 228   //               Bridged Left Masking     8
 229   //               Bridged Right Masking    8
 230   //               Not Connected Masking    32
 231   //
 232   // Status codes: Any masking:             Bit 10(1)
 233   //               Noisy masking:           Bit 11(0), Bit 12(0)
 234   //               No Connection masking:   Bit 11(1), Bit 12(0)
 235   //               Bridged Left masking:    Bit 11(0), Bit 12(1)
 236   //               Bridged Right masking:   Bit 11(1), Bit 12(1)
 237   //
 238   // Adapted from code of the class AliTRDdataArrayDigits
 239   //
 240
 241   Short_t signal = GetData(row,col,time);
 242
 243   // Only set the Pad Status if the signal is > 0
 244   if(signal > 0)
 245     {
 246       switch(status)
 247         {
 248         case AliTRDCalPadStatus::kMasked:
 249           SETBIT(signal, 10);
 250           CLRBIT(signal, 11);
 251           CLRBIT(signal, 12);
 252           break;
 253         case AliTRDCalPadStatus::kNotConnected:
 254           SETBIT(signal, 10);
 255           SETBIT(signal, 11);
 256           CLRBIT(signal, 12);
 257           break;
 258         case AliTRDCalPadStatus::kPadBridgedLeft:
 259           SETBIT(signal, 10);
 260           CLRBIT(signal, 11);
 261           SETBIT(signal, 12);
 262           break;
 263         case AliTRDCalPadStatus::kPadBridgedRight:
 264           SETBIT(signal, 10);
 265           SETBIT(signal, 11);
 266           SETBIT(signal, 12);
 267           break;
 268         default:
 269           CLRBIT(signal, 10);
 270           CLRBIT(signal, 11);
 271           CLRBIT(signal, 12);
 272         }
 273       SetData(row, col, time, signal);
 274     }
 275
 276 }
 277
 278 //____________________________________________________________________________________
 279 Bool_t AliTRDarrayADC::IsPadCorrupted(Int_t row, Int_t col, Int_t time)
 280 {
 281   //
 282   // Checks if the pad has any masking as corrupted (Bit 10 in signal set)
 283   //
 284   // Adapted from code of the class AliTRDdataArrayDigits
 285   //
 286
 287   Short_t signal = GetData(row,col,time);
 288   return (signal > 0 && TESTBIT(signal, 10)) ? kTRUE : kFALSE;
 289
 290 }
 291
 292 //____________________________________________________________________________________
 293 void AliTRDarrayADC::Compress()
 294 {
 295   //
 296   // Compress the array
 297   //
 298
 299   Int_t counter=0;
 300   Int_t newDim=0;
 301   Int_t j;
 302   Int_t l;
 303   Int_t r=0;
 304   Int_t s=0;
 305   Int_t k=0;
 306
 307   Int_t *longm = new Int_t[fNAdim];
 308   Int_t *longz = new Int_t[fNAdim];
 309
 310   if(longz && longm && fADC)
 311     {
 312
 313       memset(longz,0,sizeof(Int_t)*fNAdim);
 314       memset(longm,0,sizeof(Int_t)*fNAdim);
 315
 316       for(Int_t i=0;i<fNAdim; i++)
 317         {
 318           j=0;
 319           if(fADC[i]==-1)
 320             {
 321               for(k=i;k<fNAdim;k++)
 322                 {
 323                   if((fADC[k]==-1)&&(j<16000))
 324                     {
 325                       j=j+1;
 326                       longm[r]=j;
 327                     }
 328                   else
 329                     {
 330                       break;
 331                     }
 332                 }
 333               r=r+1;
 334             }
 335           l=16001;
 336           if(fADC[i]==0)
 337             {
 338               for(k=i;k<fNAdim;k++)
 339                 {
 340                   if((fADC[k]==0)&&(l<32767))
 341                     {
 342                       l=l+1;
 343                       longz[s]=l;
 344                     }
 345                   else
 346                     {
 347                       break;
 348                     }
 349                 }
 350               s=s+1;
 351             }
 352           if(fADC[i]>0)
 353             {
 354               i=i+1;
 355             }
 356           i=i+j+(l-16001-1);
 357         }
 358
 359       //Calculate the size of the compressed array
 360       for(Int_t i=0; i<fNAdim;i++)
 361         {
 362           if(longm[i]!=0)
 363             {
 364               counter=counter+longm[i]-1;
 365             }
 366           if(longz[i]!=0)
 367             {
 368               counter=counter+(longz[i]-16001)-1;
 369             }
 370         }
 371
 372       Int_t counterTwo=0;
 373       newDim = fNAdim-counter;   //Dimension of the compressed array
 374       Short_t* buffer = new Short_t[newDim];
 375
 376       if(buffer)
 377         {
 378
 379           //Fill the buffer of the compressed array
 380           Int_t g=0;
 381           Int_t h=0;
 382           for(Int_t i=0; i<newDim; i++)
 383             {
 384               if(counterTwo<fNAdim)
 385                 {
 386                   if(fADC[counterTwo]>0)
 387                     {
 388                       buffer[i]=fADC[counterTwo];
 389                     }
 390                   if(fADC[counterTwo]==-1)
 391                     {
 392                       buffer[i]=-(longm[g]);
 393                       counterTwo=counterTwo+longm[g]-1;
 394                       g++;
 395                     }
 396                   if(fADC[counterTwo]==0)
 397                     {
 398                       buffer[i]=-(longz[h]);
 399                       counterTwo=counterTwo+(longz[h]-16001)-1;
 400                       h++;
 401                     }
 402                   counterTwo++;
 403                 }
 404             }
 405
 406           //Copy the buffer
 407           delete [] fADC;
 408           fADC=0;
 409           fADC = new Short_t[newDim];
 410           fNAdim = newDim;
 411           for(Int_t i=0; i<newDim; i++)
 412             {
 413               fADC[i] = buffer[i];
 414             }
 415
 416           //Delete auxiliary arrays
 417           delete [] buffer;
 418           buffer=0;
 419         }
 420
 421     }
 422
 423   if (longz)
 424     {
 425       delete [] longz;
 426       longz=0;
 427     }
 428   if (longm)
 429     {
 430       delete [] longm;
 431       longm=0;
 432
 433     }
 434
 435 }
 436
 437 //____________________________________________________________________________________
 438 void AliTRDarrayADC::Expand()
 439 {
 440   //
 441   // Expand the array
 442   //
 443
 444   if (fADC)
 445     {
 446
 447       //Check if the array has not been already expanded
 448       Int_t verif=0;
 449       for(Int_t i=0; i<fNAdim; i++)
 450         {
 451           if(fADC[i]<-1)
 452             {
 453               verif++;
 454             }
 455         }
 456
 457       if(verif==0)
 458         {
 459           //AliDebug(1,"Nothing to expand");
 460           return;
 461         }
 462
 463       Int_t dimexp=0;
 464       Int_t *longz = new Int_t[fNAdim];
 465       Int_t *longm = new Int_t[fNAdim];
 466
 467       if (longz && longm)
 468         {
 469
 470           //Initialize arrays
 471           memset(longz,0,sizeof(Int_t)*fNAdim);
 472           memset(longm,0,sizeof(Int_t)*fNAdim);
 473           Int_t r2=0;
 474           Int_t r3=0;
 475           for(Int_t i=0; i<fNAdim;i++)
 476             {
 477               if((fADC[i]<0)&&(fADC[i]>=-16000))
 478                 {
 479                   longm[r2]=-fADC[i];
 480                   r2++;
 481                 }
 482               if(fADC[i]<-16000)
 483                 {
 484                   longz[r3]=-fADC[i]-16001;
 485                   r3++;
 486                 }
 487             }
 488
 489           //Calculate the new dimensions of the array
 490           for(Int_t i=0; i<fNAdim;i++)
 491             {
 492               if(longm[i]!=0)
 493                 {
 494                   dimexp=dimexp+longm[i]-1;
 495                 }
 496               if(longz[i]!=0)
 497                 {
 498                   dimexp=dimexp+longz[i]-1;
 499                 }
 500             }
 501           dimexp=dimexp+fNAdim;
 502
 503           //Write in the buffer the new array
 504           Int_t contaexp =0;
 505           Int_t h=0;
 506           Int_t l=0;
 507           Short_t* bufferE = new Short_t[dimexp];
 508           if(bufferE)
 509             {
 510               for(Int_t i=0; i<dimexp; i++)
 511                 {
 512                   if(fADC[contaexp]>0)
 513                     {
 514                       bufferE[i]=fADC[contaexp];
 515                     }
 516                   if((fADC[contaexp]<0)&&(fADC[contaexp]>=-16000))
 517                     {
 518                       for(Int_t j=0; j<longm[h];j++)
 519                         {
 520                           bufferE[i+j]=-1;
 521                         }
 522                       i=i+longm[h]-1;
 523                       h++;
 524                     }
 525                   if(fADC[contaexp]<-16000)
 526                     {
 527                       for(Int_t j=0; j<longz[l];j++)
 528                         {
 529                           bufferE[i+j]=0;
 530                         }
 531                       i=i+longz[l]-1;
 532                       l++;
 533                     }
 534                   contaexp++;
 535                 }
 536               //Copy the buffer
 537               delete [] fADC;
 538               fADC = new Short_t[dimexp];
 539               fNAdim = dimexp;
 540               for(Int_t i=0; i<dimexp; i++)
 541                 {
 542                   fADC[i] = bufferE[i];
 543                 }
 544
 545               delete [] bufferE;
 546
 547             }
 548
 549           //Delete auxiliary arrays
 550           delete [] longm;
 551           delete [] longz;
 552
 553         }
 554
 555     }
 556
 557 }
 558 //____________________________________________________________________________________
 559 void AliTRDarrayADC::DeleteNegatives()
 560 {
 561
 562   //
 563   //This method modifies the digits array, changing the negative values (-1)
 564   //Produced during digitization into zero.
 565   //
 566
 567   for(Int_t a=0; a<fNAdim; a++)
 568     {
 569       if(fADC[a]==-1)
 570         {
 571           fADC[a]=0;
 572         }
 573     }
 574 }
 575 //________________________________________________________________________________
 576 void AliTRDarrayADC::Reset()
 577 {
 578   //
 579   // Reset the array, the old contents are deleted
 580   // The array keeps the same dimensions as before
 581   //
 582
 583   memset(fADC,0,sizeof(Short_t)*fNAdim);
 584 }
 585 //________________________________________________________________________________
 586 void AliTRDarrayADC::ConditionalReset(AliTRDSignalIndex* idx)
 587 {
 588   //
 589   // Reset the array, the old contents are deleted
 590   // The array keeps the same dimensions as before
 591   //
 592
 593   if(idx->GetNoOfIndexes()>25)
 594     memset(fADC,0,sizeof(Short_t)*fNAdim);
 595   else
 596     {
 597       Int_t row, col;
 598       while(idx->NextRCIndex(row, col)){
 599         Int_t colnumb = fgLutPadNumbering[col];
 600         memset(&fADC[(row*fNumberOfChannels+colnumb)*fNtime],0,fNtime);
 601       }
 602     }
 603
 604 }
 605
 606 //________________________________________________________________________________
 607 void AliTRDarrayADC::CreateLut()
 608 {
 609   //
 610   // Initializes the Look Up Table to relate
 611   // pad numbering and mcm channel numbering
 612   //
 613
 614   if(fgLutPadNumbering)  return;
 615
 616    fgLutPadNumbering = new Short_t[AliTRDfeeParam::GetNcol()];
 617    memset(fgLutPadNumbering,0,sizeof(Short_t)*AliTRDfeeParam::GetNcol());
 618
 619   for(Int_t mcm=0; mcm<8; mcm++)
 620     {
 621       Int_t lowerlimit=0+mcm*18;
 622       Int_t upperlimit=18+mcm*18;
 623       Int_t shiftposition = 1+3*mcm;
 624       for(Int_t index=lowerlimit;index<upperlimit;index++)
 625         {
 626           fgLutPadNumbering[index]=index+shiftposition;
 627         }
 628     }
 629 }