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 kPayLoadSize            =  944;
  37         const Int_t kPayLoadSizeWithRawData = 1772;
  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 {
  55         //
  56 }
  57
  58 //_____________________________________________________________________________
  59 AliEMCALTriggerSTURawStream::AliEMCALTriggerSTURawStream(AliRawReader* rawReader) : TObject(),
  60 fRawReader(rawReader),
  61 fL1JetThreshold(0),
  62 fL1GammaThreshold(0),
  63 fL0GammaPatchIndex(),
  64 fL1GammaPatchIndex(),
  65 fL1JetPatchIndex(),
  66 fNL0GammaPatch(0),
  67 fNL1JetPatch(0),
  68 fNL1GammaPatch(0),
  69 fGetRawData(0)
  70 {
  71         //
  72         fRawReader->Reset();
  73         fRawReader->Select("EMCAL",44);
  74 }
  75
  76 //_____________________________________________________________________________
  77 AliEMCALTriggerSTURawStream::~AliEMCALTriggerSTURawStream()
  78 {
  79         // destructor
  80 }
  81
  82 //_____________________________________________________________________________
  83 void AliEMCALTriggerSTURawStream::Reset()
  84 {
  85         // Reset
  86
  87         if (fRawReader) fRawReader->Reset();
  88
  89         fNL0GammaPatch = 0;
  90         fNL1GammaPatch = 0;
  91         fNL1JetPatch   = 0;
  92 }
  93
  94 //_____________________________________________________________________________
  95 Bool_t AliEMCALTriggerSTURawStream::ReadPayLoad()
  96 {
  97         // STU data decoder from Olivier Bourrion LPSC CNRS-IN2P3
  98         // bourrion_at_lpsc_dot_in2p3_dot_fr
  99
 100         UInt_t word32[1772]; // 32b words
 101         for (Int_t i=0;i<1772;i++) word32[i] = 0;
 102
 103         Int_t iword = 0;
 104
 105         fNL0GammaPatch = 0;
 106         fNL1GammaPatch = 0;
 107         fNL1JetPatch   = 0;
 108
 109         Int_t eqId = -1, eqSize = 0;
 110
 111         UInt_t w32;
 112         while (fRawReader->ReadNextInt(w32))
 113         {
 114                 if (!iword)
 115                 {
 116                         eqId   = fRawReader->GetEquipmentId();
 117                         eqSize = fRawReader->GetEquipmentSize();
 118                 }
 119
 120                 word32[iword++] = w32;
 121         }
 122
 123         if (iword != kPayLoadSize && iword != kPayLoadSizeWithRawData)
 124         {
 125                 AliError(Form("ERROR: STU payload (eqId: %d, eqSize: %d) doesn't match expected size! %d word32",
 126                                           eqId, eqSize, iword));
 127                 return kFALSE;
 128         }
 129         else if (AliDebugLevel())
 130         {
 131                 AliInfo(Form("STU (eqId: %d, eqSize: %d) payload size: %d word32",
 132                                          eqId, eqSize, iword));
 133         }
 134
 135           fL1JetThreshold = ((word32[0]>>16) & 0xFFF);
 136         fL1GammaThreshold =  (word32[0]      & 0xFFF);
 137
 138         for (Int_t jet_row=0; jet_row<11; jet_row++)
 139         {
 140                 UInt_t currentrow = word32[1+jet_row];
 141
 142                 for (Int_t jet_col=0; jet_col<15; jet_col++)
 143                 {
 144                         if (currentrow & (1 << jet_col))
 145                         {
 146                                 fNL1JetPatch++;
 147
 148                                 fL1JetPatchIndex[fNL1JetPatch-1] = ((jet_row << 8) & 0xFF00) | (jet_col & 0xFF);
 149                         }
 150                 }
 151         }
 152
 153         //////////////////////////////////////////////////////////
 154         // index des L0                                         //
 155         //////////////////////////////////////////////////////////
 156         // FIXME: still not interpreted to be done with Jiri
 157
 158         unsigned short truL0indexes[32][6];
 159
 160         // extraction from stream
 161         for (Int_t index=0;index<6;index++)
 162         {
 163                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 164                 {
 165                         truL0indexes[2*tru_num  ][index] = ( word32[12+index*16+tru_num]      & 0xFFFF);
 166                         truL0indexes[2*tru_num+1][index] = ((word32[12+index*16+tru_num]>>16) & 0xFFFF);
 167                 }
 168         }
 169
 170         for (Int_t tru_num=0;tru_num<32;tru_num++)
 171         {
 172                 for (Int_t index=0;index<6;index++)
 173                 {
 174                         for (Int_t bit_num=0;bit_num<12;bit_num++)
 175                         {
 176                                 if ((truL0indexes[tru_num][index] & (1 << bit_num)))
 177                                 {
 178                                         Int_t idx = 12 * index + bit_num;
 179
 180                                         fNL0GammaPatch++;
 181
 182                                         fL0GammaPatchIndex[fNL0GammaPatch-1] = (((idx << 5) & 0x7E0) | (tru_num & 0x1F));
 183                                 }
 184                         }
 185                 }
 186         }
 187
 188         //////////////////////////////////////////////////////////
 189         // index des L1 gamma                                   //
 190         //////////////////////////////////////////////////////////
 191
 192         unsigned short truL1indexes[32][8];
 193
 194         // extraction from stream
 195         for (Int_t index=0;index<8;index++)
 196         {
 197                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 198                 {
 199                         truL1indexes[2*tru_num  ][index] = ( word32[108+index*16+tru_num]      & 0xFFFF);
 200                         truL1indexes[2*tru_num+1][index] = ((word32[108+index*16+tru_num]>>16) & 0xFFFF);
 201                 }
 202         }
 203
 204         // interpretation
 205         int gammacolnum;
 206         short indexcopy;
 207
 208         for (Int_t tru_num=0;tru_num<32;tru_num++)
 209         {
 210                 for (Int_t index=0;index<8;index++)
 211                 {
 212                         for (Int_t bit_num=0; bit_num<12; bit_num++)
 213                         {
 214                                 if ((truL1indexes[tru_num][index] & (1<<bit_num)) != 0)
 215                                 {
 216                                         if (index<4) // Even
 217                                         {
 218                                                 gammacolnum = (2*bit_num  );
 219                                                 indexcopy   = index;
 220                                         }
 221                                         else         // Odd
 222                                         {
 223                                                 gammacolnum = (2*bit_num+1);
 224                                                 indexcopy   = index-4;
 225                                         }
 226
 227                                         fNL1GammaPatch++;
 228
 229                                         fL1GammaPatchIndex[fNL1GammaPatch-1] = (((indexcopy << 10) & 0xC00) | ((gammacolnum << 5) & 0x3E0) | (tru_num & 0x1F));
 230                                 }
 231                         }
 232                 }
 233         }
 234
 235         //////////////////////////////////////////////////////////
 236         // raw output                                           //
 237         //////////////////////////////////////////////////////////
 238
 239         if ( iword <= kPayLoadSize )
 240         {
 241                 fGetRawData = 0;
 242                 return kTRUE;
 243         }
 244
 245         fGetRawData = 1;
 246
 247         // extraction from stream
 248         for (Int_t index=0;index<96;index++)
 249         {
 250                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 251                 {
 252                         fADC[2*tru_num  ][index] = ( word32[236+index*16+tru_num]      & 0xFFFF);
 253                         fADC[2*tru_num+1][index] = ((word32[236+index*16+tru_num]>>16) & 0xFFFF);
 254                 }
 255         }
 256
 257         for (Int_t tru_num=16;tru_num<32;tru_num++) // A side
 258         {
 259                 Int_t v[96];
 260                 for (Int_t index=0;index<96;index++) v[index] = fADC[tru_num][95-index];
 261
 262                 for (Int_t index=0;index<96;index++) fADC[tru_num][index] = v[index];
 263         }
 264
 265         return kTRUE;
 266 }
 267
 268 //_____________________________________________________________________________
 269 Bool_t AliEMCALTriggerSTURawStream::GetL0GammaPatch(const Int_t i, Int_t& tru, Int_t& idx) const
 270 {
 271         // L0 gamma patches sent to STU (original access to L0 patch indexes)
 272
 273         if (i > fNL0GammaPatch) return kFALSE;
 274
 275         tru =  fL0GammaPatchIndex[i] & 0x1F;
 276         idx = (fL0GammaPatchIndex[i] & 0x7E0) >> 5;
 277
 278         return kTRUE;
 279 }
 280
 281 //_____________________________________________________________________________
 282 Bool_t AliEMCALTriggerSTURawStream::GetL1GammaPatch(const Int_t i, Int_t& tru, Int_t& col, Int_t& row) const
 283 {
 284         // L1 gamma patch indexes
 285
 286         if (i > fNL1GammaPatch) return kFALSE;
 287
 288         tru =  fL1GammaPatchIndex[i] & 0x1F;
 289         col = (fL1GammaPatchIndex[i] & 0x3E0) >> 5;
 290         row = (fL1GammaPatchIndex[i] & 0xC00) >> 10;
 291
 292         return kTRUE;
 293 }
 294
 295 //_____________________________________________________________________________
 296 Bool_t AliEMCALTriggerSTURawStream::GetL1JetPatch(const Int_t i, Int_t& col, Int_t& row) const
 297 {
 298         // L1 jet patch indexes
 299
 300         if (i > fNL1JetPatch) return kFALSE;
 301
 302         col =  fL1JetPatchIndex[i] & 0xFF;
 303         row = (fL1JetPatchIndex[i] & 0xFF00) >> 8;
 304
 305         return kTRUE;
 306 }
 307
 308 //_____________________________________________________________________________
 309 void AliEMCALTriggerSTURawStream::GetADC(Int_t iTRU, UInt_t ADC[])
 310 {
 311         // Time sums
 312
 313         for (Int_t i=0; i<96; i++) ADC[i] = fADC[iTRU][i];
 314 }
 315
 316 //_____________________________________________________________________________
 317 void AliEMCALTriggerSTURawStream::DumpPayLoad(const Option_t *option) const
 318 {
 319         // Dump STU payload
 320
 321         TString op = option;
 322
 323         cout << "Jet Threshold: " << fL1JetThreshold << " Gamma threshold: " << fL1GammaThreshold << endl;
 324         cout << "Number of L0:   " << fNL0GammaPatch << endl;
 325         cout << "Number of L1-g: " << fNL1GammaPatch << endl;
 326         cout << "Number of L1-j: " << fNL1JetPatch << endl;
 327
 328         Int_t itru, col, row;
 329
 330         if (op.Contains("L0") || op.Contains("ALL"))
 331         {
 332                 for (Int_t i=0;i<fNL0GammaPatch;i++)
 333                 {
 334
 335                         if (GetL0GammaPatch(i,itru,col))
 336                                 cout << "> Found L0 gamma in TRU #" << setw(2) << itru <<  " at idx: " << setw(2) << col << endl;
 337                 }
 338         }
 339
 340         if (op.Contains("L1") || op.Contains("ALL"))
 341         {
 342                 for (Int_t i=0;i<fNL1GammaPatch;i++)
 343                 {
 344                         if (GetL1GammaPatch(i,itru,col,row))
 345                                 cout << "> Found L1 gamma in TRU #" << setw(2) << itru <<  " at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 346                 }
 347
 348                 for (Int_t i=0;i<fNL1JetPatch;i++)
 349                 {
 350                         if (GetL1JetPatch(i,col,row)) cout << "> Found L1 jet at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 351                 }
 352         }
 353
 354         cout << "> RawData: " << fGetRawData << endl;
 355
 356         if ( (op.Contains("ADC") || op.Contains("ALL")) && fGetRawData )
 357         {
 358                 for (Int_t i=0;i<32;i++)
 359                 {
 360                         cout << "--------\n";
 361                         cout << "TRU #" << setw(2) << i << ":";
 362                         for (Int_t j=0;j<96;j++)
 363                         {
 364                                 TBits xadc(12); xadc.Set(12,&fADC[i][j]);
 365                                 if ((j%4)==0) cout << endl;
 366                                 //cout << setw(2) << j << ": " << xadc << " ";
 367                                 printf("%2d: %3x / ",j,fADC[i][j]);
 368                         }
 369                         cout << "\n";
 370                 }
 371         }
 372 }