EMCAL/AliEMCALTriggerSTURawStream.cxx

   1
   2 /**************************************************************************
   3  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   4  *                                                                        *
   5  * Author: The ALICE Off-line Project.                                    *
   6  * Contributors are mentioned in the code where appropriate.              *
   7  *                                                                        *
   8  * Permission to use, copy, modify and distribute this software and its   *
   9  * documentation strictly for non-commercial purposes is hereby granted   *
  10  * without fee, provided that the above copyright notice appears in all   *
  11  * copies and that both the copyright notice and this permission notice   *
  12  * appear in the supporting documentation. The authors make no claims     *
  13  * about the suitability of this software for any purpose. It is          *
  14  * provided "as is" without express or implied warranty.                  *
  15  **************************************************************************/
  16
  17 /*
  18
  19
  20
  21 This class provides access to STU DDL raw data.
  22 Author: R. GUERNANE LPSC Grenoble CNRS/IN2P3
  23 */
  24
  25 #include "AliEMCALTriggerSTURawStream.h"
  26 #include "AliRawReader.h"
  27 #include "AliLog.h"
  28
  29 #include "Riostream.h"
  30 #include "TBits.h"
  31
  32 #include <cstdlib>
  33
  34 namespace
  35 {
  36         const Int_t kPayLoadSizeOld     = 236;
  37         const Int_t kPayLoadSizeNew     = 245;
  38 }
  39
  40 ClassImp(AliEMCALTriggerSTURawStream)
  41
  42 //_____________________________________________________________________________
  43 AliEMCALTriggerSTURawStream::AliEMCALTriggerSTURawStream() : TObject(),
  44 fRawReader(0x0),
  45 fL1JetThreshold(0),
  46 fL1GammaThreshold(0),
  47 fL0GammaPatchIndex(),
  48 fL1GammaPatchIndex(),
  49 fL1JetPatchIndex(),
  50 fNL0GammaPatch(0),
  51 fNL1JetPatch(0),
  52 fNL1GammaPatch(0),
  53 fGetRawData(0),
  54 fV0A(0),
  55 fV0C(0),
  56 fGA(0),
  57 fGB(0),
  58 fGC(0),
  59 fJA(0),
  60 fJB(0),
  61 fJC(0),
  62 fRegionEnable(0),
  63 fFrameReceived(0),
  64 fFwVersion(0)
  65 {
  66         //
  67 }
  68
  69 //_____________________________________________________________________________
  70 AliEMCALTriggerSTURawStream::AliEMCALTriggerSTURawStream(AliRawReader* rawReader) : TObject(),
  71 fRawReader(rawReader),
  72 fL1JetThreshold(0),
  73 fL1GammaThreshold(0),
  74 fL0GammaPatchIndex(),
  75 fL1GammaPatchIndex(),
  76 fL1JetPatchIndex(),
  77 fNL0GammaPatch(0),
  78 fNL1JetPatch(0),
  79 fNL1GammaPatch(0),
  80 fGetRawData(0),
  81 fV0A(0),
  82 fV0C(0),
  83 fGA(0),
  84 fGB(0),
  85 fGC(0),
  86 fJA(0),
  87 fJB(0),
  88 fJC(0),
  89 fRegionEnable(0),
  90 fFrameReceived(0),
  91 fFwVersion(0)
  92 {
  93         //
  94         fRawReader->Reset();
  95         fRawReader->Select("EMCAL",44);
  96 }
  97
  98 //_____________________________________________________________________________
  99 AliEMCALTriggerSTURawStream::~AliEMCALTriggerSTURawStream()
 100 {
 101         // destructor
 102 }
 103
 104 //_____________________________________________________________________________
 105 void AliEMCALTriggerSTURawStream::Reset()
 106 {
 107         // Reset
 108
 109         if (fRawReader) fRawReader->Reset();
 110
 111         fNL0GammaPatch = 0;
 112         fNL1GammaPatch = 0;
 113         fNL1JetPatch   = 0;
 114 }
 115
 116 //_____________________________________________________________________________
 117 Bool_t AliEMCALTriggerSTURawStream::ReadPayLoad()
 118 {
 119         // STU data decoder from Olivier Bourrion LPSC CNRS-IN2P3
 120         // bourrion_at_lpsc_dot_in2p3_dot_fr
 121
 122         UInt_t word32[kPayLoadSizeNew + 1536]; // 32b words
 123         for (Int_t i = 0;i < kPayLoadSizeNew + 1536; i++) word32[i] = 0;
 124
 125         Int_t iword = 0;
 126
 127         fNL0GammaPatch = 0;
 128         fNL1GammaPatch = 0;
 129         fNL1JetPatch   = 0;
 130
 131         Int_t eqId = -1, eqSize = 0;
 132
 133         UInt_t w32;
 134
 135         while (fRawReader->ReadNextInt(w32))
 136         {
 137                 if (!iword)
 138                 {
 139                         eqId   = fRawReader->GetEquipmentId();
 140                         eqSize = fRawReader->GetEquipmentSize();
 141                 }
 142
 143                 word32[iword++] = w32;
 144         }
 145
 146         if (iword != kPayLoadSizeOld && iword != kPayLoadSizeNew && iword != (kPayLoadSizeOld + 1536) && iword != (kPayLoadSizeNew + 1536))
 147         {
 148                 AliError(Form("STU payload (eqId: %d, eqSize: %d) doesn't match expected size! %d word32",
 149                                           eqId, eqSize, iword));
 150                 return kFALSE;
 151         }
 152
 153         if (AliDebugLevel())
 154         {
 155                 AliInfo(Form("STU (eqId: %d, eqSize: %d) payload size: %d word32",
 156                                          eqId, eqSize, iword));
 157         }
 158
 159         int offset = 0, jetSize = 2;
 160
 161         switch (iword)
 162         {
 163                 case kPayLoadSizeOld:
 164                 case kPayLoadSizeOld + 1536:
 165                 {
 166                         fL1JetThreshold   = ((word32[0]>>16) & 0xFFFF);
 167                         fL1GammaThreshold =  (word32[0]      & 0xFFFF);
 168
 169                         break;
 170                 }
 171                 case kPayLoadSizeNew:
 172                 case kPayLoadSizeNew + 1536:
 173                 {
 174                         fV0A = ((word32[0]>>16) & 0xFFFF);
 175                         fV0C =  (word32[0]      & 0xFFFF);
 176
 177                         fGA            = word32[1];
 178                         fGB            = word32[2];
 179                         fGC            = word32[3];
 180                         fJA            = word32[4];
 181                         fJB            = word32[5];
 182                         fJC            = word32[6];
 183                         fRegionEnable  = word32[7];
 184                         fFrameReceived = word32[8];
 185                         fFwVersion     = word32[9];
 186
 187                         jetSize += (fFwVersion >> 16);
 188
 189                         fL1JetThreshold   = GetThreshold(fJA, fJB, fJC, fV0A, fV0C);
 190                         fL1GammaThreshold = GetThreshold(fGA, fGB, fGC, fV0A, fV0C);
 191
 192                         offset = 9;
 193
 194                         break;
 195                 }
 196         }
 197
 198         ///////////
 199         // START DECODING
 200         //////////
 201
 202         for (Int_t jet_row = 0; jet_row < 12 - (jetSize - 1); jet_row++)
 203         {
 204                 UInt_t currentrow = word32[offset + 1 + jet_row];
 205
 206                 for (Int_t jet_col = 0; jet_col < 15; jet_col++)
 207                 {
 208                         if (currentrow & (1 << jet_col))
 209                         {
 210                                 fNL1JetPatch++;
 211
 212                                 fL1JetPatchIndex[fNL1JetPatch-1] = ((jet_row << 8) & 0xFF00) | (jet_col & 0xFF);
 213                         }
 214                 }
 215         }
 216
 217
 218         //////////////////////////////////////////////////////////
 219         // index des L0                                         //
 220         //////////////////////////////////////////////////////////
 221         // FIXME: sounds like not valid data
 222
 223         unsigned short truL0indexes[32][6];
 224
 225         // extraction from stream
 226         for (Int_t index=0;index<6;index++)
 227         {
 228                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 229                 {
 230                         truL0indexes[2*tru_num  ][index] = ( word32[offset + 12 + index * 16 + tru_num]        & 0xFFFF);
 231                         truL0indexes[2*tru_num+1][index] = ((word32[offset + 12 + index * 16 + tru_num] >> 16) & 0xFFFF);
 232                 }
 233         }
 234
 235         for (Int_t tru_num=0;tru_num<32;tru_num++)
 236         {
 237                 for (Int_t index=0;index<6;index++)
 238                 {
 239                         for (Int_t bit_num=0;bit_num<12;bit_num++)
 240                         {
 241                                 if ((truL0indexes[tru_num][index] & (1 << bit_num)))
 242                                 {
 243                                         Int_t idx = 12 * index + bit_num;
 244
 245                                         fNL0GammaPatch++;
 246
 247                                         fL0GammaPatchIndex[fNL0GammaPatch-1] = (((idx << 5) & 0x7E0) | (tru_num & 0x1F));
 248                                 }
 249                         }
 250                 }
 251         }
 252
 253         //////////////////////////////////////////////////////////
 254         // index des L1 gamma                                   //
 255         //////////////////////////////////////////////////////////
 256
 257         unsigned short truL1indexes[32][8];
 258
 259         // extraction from stream
 260         for (Int_t index=0;index<8;index++)
 261         {
 262                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 263                 {
 264                         truL1indexes[2*tru_num  ][index] = ( word32[offset + 108 + index * 16 + tru_num]        & 0xFFFF);
 265                         truL1indexes[2*tru_num+1][index] = ((word32[offset + 108 + index * 16 + tru_num] >> 16) & 0xFFFF);
 266                 }
 267         }
 268
 269         // interpretation
 270         int gammacolnum;
 271         short indexcopy;
 272
 273         for (Int_t tru_num=0;tru_num<32;tru_num++)
 274         {
 275                 for (Int_t index=0;index<8;index++)
 276                 {
 277                         for (Int_t bit_num=0; bit_num<12; bit_num++)
 278                         {
 279                                 if ((truL1indexes[tru_num][index] & (1<<bit_num)) != 0)
 280                                 {
 281                                         if (index<4) // Even
 282                                         {
 283                                                 gammacolnum = (2*bit_num  );
 284                                                 indexcopy   = index;
 285                                         }
 286                                         else         // Odd
 287                                         {
 288                                                 gammacolnum = (2*bit_num+1);
 289                                                 indexcopy   = index-4;
 290                                         }
 291
 292                                         fNL1GammaPatch++;
 293
 294                                         fL1GammaPatchIndex[fNL1GammaPatch-1] = (((indexcopy << 10) & 0xC00) | ((gammacolnum << 5) & 0x3E0) | (tru_num & 0x1F));
 295                                 }
 296                         }
 297                 }
 298         }
 299
 300         //////////////////////////////////////////////////////////
 301         // raw output                                           //
 302         //////////////////////////////////////////////////////////
 303
 304         if (iword == kPayLoadSizeOld || iword == kPayLoadSizeNew)
 305         {
 306                 fGetRawData = 0;
 307                 return kTRUE;
 308         }
 309
 310         fGetRawData = 1;
 311
 312         // extraction from stream
 313         for (Int_t index=0;index<96;index++)
 314         {
 315                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 316                 {
 317                         fADC[2*tru_num  ][index] = ( word32[offset + 236 + index * 16 + tru_num]        & 0xFFFF);
 318                         fADC[2*tru_num+1][index] = ((word32[offset + 236 + index * 16 + tru_num] >> 16) & 0xFFFF);
 319                 }
 320         }
 321
 322         for (Int_t tru_num=16;tru_num<32;tru_num++) // A side
 323         {
 324                 Int_t v[96];
 325                 for (Int_t index=0;index<96;index++) v[index] = fADC[tru_num][95-index];
 326
 327                 for (Int_t index=0;index<96;index++) fADC[tru_num][index] = v[index];
 328         }
 329
 330         return kTRUE;
 331 }
 332
 333 //_____________________________________________________________________________
 334 Bool_t AliEMCALTriggerSTURawStream::GetL0GammaPatch(const Int_t i, Int_t& tru, Int_t& idx) const
 335 {
 336         // L0 gamma patches sent to STU (original access to L0 patch indexes)
 337
 338         if (i > fNL0GammaPatch) return kFALSE;
 339
 340         tru =  fL0GammaPatchIndex[i] & 0x1F;
 341         idx = (fL0GammaPatchIndex[i] & 0x7E0) >> 5;
 342
 343         return kTRUE;
 344 }
 345
 346 //_____________________________________________________________________________
 347 Bool_t AliEMCALTriggerSTURawStream::GetL1GammaPatch(const Int_t i, Int_t& tru, Int_t& col, Int_t& row) const
 348 {
 349         // L1 gamma patch indexes
 350
 351         if (i > fNL1GammaPatch) return kFALSE;
 352
 353         tru =  fL1GammaPatchIndex[i] & 0x1F;
 354         col = (fL1GammaPatchIndex[i] & 0x3E0) >> 5;
 355         row = (fL1GammaPatchIndex[i] & 0xC00) >> 10;
 356
 357         return kTRUE;
 358 }
 359
 360 //_____________________________________________________________________________
 361 Bool_t AliEMCALTriggerSTURawStream::GetL1JetPatch(const Int_t i, Int_t& col, Int_t& row) const
 362 {
 363         // L1 jet patch indexes
 364
 365         if (i > fNL1JetPatch) return kFALSE;
 366
 367         col =  fL1JetPatchIndex[i] & 0xFF;
 368         row = (fL1JetPatchIndex[i] & 0xFF00) >> 8;
 369
 370         return kTRUE;
 371 }
 372
 373 //_____________________________________________________________________________
 374 void AliEMCALTriggerSTURawStream::GetADC(Int_t iTRU, UInt_t ADC[])
 375 {
 376         // Time sums
 377
 378         for (Int_t i=0; i<96; i++) ADC[i] = fADC[iTRU][i];
 379 }
 380
 381 //_____________________________________________________________________________
 382 void AliEMCALTriggerSTURawStream::DumpPayLoad(const Option_t *option) const
 383 {
 384         // Dump STU payload
 385
 386         TString op = option;
 387
 388         printf("V0A:             %d\n", fV0A);
 389         printf("V0C:             %d\n", fV0C);
 390         printf("G_A:             %d\n", fGA);
 391         printf("G_B:             %d\n", fGB);
 392         printf("G_C:             %d\n", fGC);
 393         printf("Gamma threshold: %d\n", fL1GammaThreshold);
 394         printf("J_A:             %d\n", fJA);
 395         printf("J_B:             %d\n", fJB);
 396         printf("J_C:             %d\n", fJC);
 397         printf("Jet Threshold:   %d\n", fL1JetThreshold);
 398         printf("RawData:         %d\n", fGetRawData);
 399         printf("RegionEnable:    %8x\n", fRegionEnable);
 400         printf("FrameReceived:   %8x\n", fFrameReceived);
 401         printf("FwVersion:       %x\n", fFwVersion);
 402         printf("Number of L0:    %d\n", fNL0GammaPatch);
 403         printf("Number of L1-g:  %d\n", fNL1GammaPatch);
 404         printf("Number of L1-j:  %d\n", fNL1JetPatch);
 405
 406         Int_t itru, col, row;
 407
 408         if (op.Contains("L0") || op.Contains("ALL"))
 409         {
 410                 for (Int_t i=0;i<fNL0GammaPatch;i++)
 411                 {
 412
 413                         if (GetL0GammaPatch(i,itru,col))
 414                                 cout << "> Found L0 gamma in TRU #" << setw(2) << itru <<  " at idx: " << setw(2) << col << endl;
 415                 }
 416         }
 417
 418         if (op.Contains("L1") || op.Contains("ALL"))
 419         {
 420                 for (Int_t i=0;i<fNL1GammaPatch;i++)
 421                 {
 422                         if (GetL1GammaPatch(i,itru,col,row))
 423                                 cout << "> Found L1 gamma in TRU #" << setw(2) << itru <<  " at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 424                 }
 425
 426                 for (Int_t i=0;i<fNL1JetPatch;i++)
 427                 {
 428                         if (GetL1JetPatch(i,col,row)) cout << "> Found L1 jet at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 429                 }
 430         }
 431
 432
 433
 434         if ( (op.Contains("ADC") || op.Contains("ALL")) && fGetRawData )
 435         {
 436                 for (Int_t i=0;i<32;i++)
 437                 {
 438                         cout << "--------\n";
 439                         cout << "TRU #" << setw(2) << i << ":";
 440                         for (Int_t j=0;j<96;j++)
 441                         {
 442                                 TBits xadc(12); xadc.Set(12,&fADC[i][j]);
 443                                 if ((j%4)==0) cout << endl;
 444                                 //cout << setw(2) << j << ": " << xadc << " ";
 445                                 printf("%2d: %3x / ",j,fADC[i][j]);
 446                         }
 447                         cout << "\n";
 448                 }
 449         }
 450 }
 451
 452 //_____________________________________________________________________________
 453 UShort_t AliEMCALTriggerSTURawStream::GetThreshold(Short_t A, Short_t B, Short_t C, UShort_t V0A, UShort_t V0C) const
 454 {
 455         // Get threshold
 456   ULong64_t v0sum = V0A + V0C;
 457
 458   ULong64_t sqrV0 = v0sum * v0sum;
 459
 460   sqrV0 *= A;
 461
 462   sqrV0 >>= 32;
 463
 464   v0sum *= B;
 465
 466   v0sum >>= 16;
 467
 468   return (UShort_t)(sqrV0 + v0sum + C);
 469 }