EMCAL/AliEMCALTriggerSTURawStream.cxx

   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
  18
  19
  20 This class provides access to STU DDL raw data.
  21 Author: R. GUERNANE LPSC Grenoble CNRS/IN2P3
  22 */
  23
  24 #include "AliEMCALTriggerSTURawStream.h"
  25 #include "AliRawReader.h"
  26 #include "AliLog.h"
  27
  28 #include "Riostream.h"
  29 #include "TBits.h"
  30
  31 #include <cstdlib>
  32
  33 namespace
  34 {
  35         const Int_t kPayLoadSize = 944;
  36 }
  37
  38 ClassImp(AliEMCALTriggerSTURawStream)
  39
  40 //_____________________________________________________________________________
  41 AliEMCALTriggerSTURawStream::AliEMCALTriggerSTURawStream() : TObject(),
  42 fRawReader(0x0),
  43 fL1JetThreshold(0),
  44 fL1GammaThreshold(0),
  45 fL0GammaPatchIndex(0x0),
  46 fL1GammaPatchIndex(0x0),
  47 fL1JetPatchIndex(0x0),
  48 fNL0GammaPatch(0),
  49 fNL1JetPatch(0),
  50 fNL1GammaPatch(0),
  51 fL0(0)
  52 {
  53         //
  54 }
  55
  56 //_____________________________________________________________________________
  57 AliEMCALTriggerSTURawStream::AliEMCALTriggerSTURawStream(AliRawReader* rawReader) : TObject(),
  58 fRawReader(rawReader),
  59 fL1JetThreshold(0),
  60 fL1GammaThreshold(0),
  61 fL0GammaPatchIndex(0x0),
  62 fL1GammaPatchIndex(0x0),
  63 fL1JetPatchIndex(0x0),
  64 fNL0GammaPatch(0),
  65 fNL1JetPatch(0),
  66 fNL1GammaPatch(0),
  67 fL0(0)
  68 {
  69         //
  70         fRawReader->Reset();
  71         fRawReader->Select("EMCAL",44);
  72 }
  73
  74 //_____________________________________________________________________________
  75 AliEMCALTriggerSTURawStream::~AliEMCALTriggerSTURawStream()
  76 {
  77         // destructor
  78 }
  79
  80 //_____________________________________________________________________________
  81 void AliEMCALTriggerSTURawStream::Reset()
  82 {
  83         //
  84         if (fRawReader) fRawReader->Reset();
  85 }
  86
  87 //_____________________________________________________________________________
  88 Bool_t AliEMCALTriggerSTURawStream::ReadPayLoad()
  89 {
  90         // STU data decoder from Olivier Bourrion LPSC CNRS-IN2P3
  91         // bourrion@lpsc.in2p3.fr
  92
  93         UInt_t word32[1772]; // 32b words
  94
  95         Int_t iword = 0;
  96
  97         UInt_t w32;
  98         while (fRawReader->ReadNextInt(w32)) word32[iword++] = w32;
  99
 100         if (iword < kPayLoadSize)
 101         {
 102                 AliError(Form("STU raw data size is too small: %d word32 only!", iword));
 103                 return kFALSE;
 104         }
 105         else if (iword > kPayLoadSize )
 106         {
 107                 AliLog::Message(AliLog::kInfo, "TRU raw data in the STU payload enabled","EMCAL","AliEMCALTriggerSTURawStream","ReadPayLoad()","AliEMCALTriggerSTURawStream.cxx",104);
 108         }
 109
 110         fL0 = 0;
 111
 112           fL1JetThreshold = ((word32[0]>>16) & 0xFFF);
 113         fL1GammaThreshold =  (word32[0]      & 0xFFF);
 114
 115         for (Int_t jet_row=0; jet_row<11; jet_row++)
 116         {
 117                 UInt_t currentrow = word32[1+jet_row];
 118
 119                 for (Int_t jet_col=0; jet_col<15; jet_col++)
 120                 {
 121                         if (currentrow & (1 << jet_col))
 122                         {
 123                                 fNL1JetPatch++;
 124                                 fL1JetPatchIndex = (UShort_t*)realloc(fL1JetPatchIndex, fNL1JetPatch * sizeof(UShort_t));
 125                                 if (fL1JetPatchIndex == NULL) {AliError("Error (re)allocating L1 jet patch memory");}
 126
 127                                 fL1JetPatchIndex[fNL1JetPatch-1] = ((jet_row << 8) & 0xFF00) | (jet_col & 0xFF);
 128                         }
 129                 }
 130         }
 131
 132         //////////////////////////////////////////////////////////
 133         // index des L0                                         //
 134         //////////////////////////////////////////////////////////
 135         // FIXME: still not interpreted to be done with Jiri
 136
 137         unsigned short TRU_L0_indexes[32][6];
 138
 139         // extraction from stream
 140         for (Int_t index=0;index<6;index++)
 141         {
 142                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 143                 {
 144                         TRU_L0_indexes[2*tru_num  ][index] = ( word32[12+index*16+tru_num]      & 0xFFFF);
 145                         TRU_L0_indexes[2*tru_num+1][index] = ((word32[12+index*16+tru_num]>>16) & 0xFFFF);
 146                 }
 147         }
 148
 149         for (Int_t tru_num=0;tru_num<32;tru_num++)
 150         {
 151                 for (Int_t index=0;index<6;index++)
 152                 {
 153                         for (Int_t bit_num=0;bit_num<12;bit_num++)
 154                         {
 155                                 if ((TRU_L0_indexes[tru_num][index] & (1 << bit_num)))
 156                                 {
 157                                         fL0 = 1;
 158
 159                                         Int_t idx = 12 * index + bit_num;
 160
 161                                         Int_t col = idx / 3;
 162                                         Int_t row = idx % 3;
 163
 164                                         fNL0GammaPatch++;
 165                                         fL0GammaPatchIndex = (UShort_t*)realloc(fL0GammaPatchIndex, fNL0GammaPatch * sizeof(UShort_t));
 166
 167                                         if (fL0GammaPatchIndex == NULL) {AliError("Error (re)allocating L0 gamma patch memory");}
 168
 169                                         fL0GammaPatchIndex[fNL0GammaPatch-1] = (((row << 10) & 0xC00) | ((col << 5) & 0x3E0) | (tru_num & 0x1F));
 170                                 }
 171                         }
 172                 }
 173         }
 174
 175         //////////////////////////////////////////////////////////
 176         // index des L1 gamma                                   //
 177         //////////////////////////////////////////////////////////
 178
 179         unsigned short TRU_L1_indexes[32][8];
 180
 181         // extraction from stream
 182         for (Int_t index=0;index<8;index++)
 183         {
 184                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 185                 {
 186                         TRU_L1_indexes[2*tru_num  ][index] = ( word32[108+index*16+tru_num]      & 0xFFFF);
 187                         TRU_L1_indexes[2*tru_num+1][index] = ((word32[108+index*16+tru_num]>>16) & 0xFFFF);
 188                 }
 189         }
 190
 191         // interpretation
 192         int gammacolnum;
 193         short indexcopy;
 194
 195         for (Int_t tru_num=0;tru_num<32;tru_num++)
 196         {
 197                 for (Int_t index=0;index<8;index++)
 198                 {
 199                         for (Int_t bit_num=0; bit_num<12; bit_num++)
 200                         {
 201                                 if ((TRU_L1_indexes[tru_num][index] & (1<<bit_num)) != 0)
 202                                 {
 203                                         if (index<4) // Even
 204                                         {
 205                                                 gammacolnum = (2*bit_num  );
 206                                                 indexcopy   = index;
 207                                         }
 208                                         else         // Odd
 209                                         {
 210                                                 gammacolnum = (2*bit_num+1);
 211                                                 indexcopy   = index-4;
 212                                         }
 213
 214                                         fNL1GammaPatch++;
 215                                         fL1GammaPatchIndex = (UShort_t*)realloc(fL1GammaPatchIndex, fNL1GammaPatch * sizeof(UShort_t));
 216
 217                                         if (fL1GammaPatchIndex == NULL) {AliError("Error (re)allocating L1 gamma patch memory");}
 218
 219                                         fL1GammaPatchIndex[fNL1GammaPatch-1] = (((indexcopy << 10) & 0xC00) | ((gammacolnum << 5) & 0x3E0) | (tru_num & 0x1F));
 220                                 }
 221                         }
 222                 }
 223         }
 224
 225         //////////////////////////////////////////////////////////
 226         // raw output                                           //
 227         //////////////////////////////////////////////////////////
 228
 229         if ( iword <= kPayLoadSize ) return kFALSE;
 230
 231         // extraction from stream
 232         for (Int_t index=0;index<96;index++)
 233         {
 234                 for (Int_t tru_num=0;tru_num<16;tru_num++)
 235                 {
 236                         fADC[2*tru_num  ][index] = ( word32[236+index*16+tru_num]      & 0xFFFF);
 237                         fADC[2*tru_num+1][index] = ((word32[236+index*16+tru_num]>>16) & 0xFFFF);
 238                 }
 239         }
 240
 241         for (Int_t tru_num=16;tru_num<32;tru_num++) // A side
 242         {
 243                 for (Int_t index=0;index<96;index++)
 244                 {
 245                         fADC[tru_num][index] = fADC[tru_num][95-index];
 246                 }
 247         }
 248
 249         return kFALSE;
 250 }
 251
 252 //_____________________________________________________________________________
 253 Bool_t AliEMCALTriggerSTURawStream::GetL0GammaPatch(const Int_t i, Int_t& tru, Int_t& col, Int_t& row) const
 254 {
 255         //
 256         if (i > fNL0GammaPatch) return kFALSE;
 257
 258         tru =  fL0GammaPatchIndex[i] & 0x1F;
 259         col = (fL0GammaPatchIndex[i] & 0x3E0) >> 5;
 260         row = (fL0GammaPatchIndex[i] & 0xC00) >> 10;
 261
 262         return kTRUE;
 263 }
 264
 265 //_____________________________________________________________________________
 266 Bool_t AliEMCALTriggerSTURawStream::GetL1GammaPatch(const Int_t i, Int_t& tru, Int_t& col, Int_t& row) const
 267 {
 268         //
 269         if (i > fNL1GammaPatch) return kFALSE;
 270
 271         tru =  fL1GammaPatchIndex[i] & 0x1F;
 272         col = (fL1GammaPatchIndex[i] & 0x3E0) >> 5;
 273         row = (fL1GammaPatchIndex[i] & 0xC00) >> 10;
 274
 275         return kTRUE;
 276 }
 277
 278 //_____________________________________________________________________________
 279 Bool_t AliEMCALTriggerSTURawStream::GetL1JetPatch(const Int_t i, Int_t& col, Int_t& row) const
 280 {
 281         //
 282         if (i > fNL1JetPatch) return kFALSE;
 283
 284         col =  fL1JetPatchIndex[i] & 0xFF;
 285         row = (fL1JetPatchIndex[i] & 0xFF00) >> 8;
 286
 287         return kTRUE;
 288 }
 289
 290 //_____________________________________________________________________________
 291 void AliEMCALTriggerSTURawStream::GetADC(Int_t iTRU, UInt_t ADC[])
 292 {
 293         //
 294         for (Int_t i=0; i<96; i++) ADC[i] = fADC[iTRU][i];
 295 }
 296
 297 //_____________________________________________________________________________
 298 void AliEMCALTriggerSTURawStream::DumpPayLoad(const Option_t *option) const
 299 {
 300         //
 301         TString op = option;
 302
 303         cout << "Jet Threshold: " << fL1JetThreshold << " Gamma threshold: " << fL1GammaThreshold << endl;
 304
 305         Int_t itru, col, row;
 306
 307         Bool_t isOK;
 308
 309         if (op.Contains("L0") || op.Contains("ALL"))
 310         {
 311                 for (Int_t i=0;i<fNL0GammaPatch;i++)
 312                 {
 313                         isOK = GetL0GammaPatch(i,itru,col,row);
 314                         if (isOK) cout << "> Found L0 gamma in TRU #" << setw(2) << itru
 315                                                 <<  " at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 316                 }
 317         }
 318
 319         if (op.Contains("L1") || op.Contains("ALL"))
 320         {
 321                 for (Int_t i=0;i<fNL1GammaPatch;i++)
 322                 {
 323                         isOK = GetL1GammaPatch(i,itru,col,row);
 324                         if (isOK) cout << "> Found L1 gamma in TRU #" << setw(2) << itru
 325                                                 <<  " at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 326                 }
 327
 328                 for (Int_t i=0;i<fNL1JetPatch;i++)
 329                 {
 330                         isOK = GetL1JetPatch(i,col,row);
 331                         if (isOK) cout << "> Found L1 jet at: ( col: " << setw(2) << col << " , row: " << setw(2) << row << " )" << endl;
 332                 }
 333         }
 334
 335         if (op.Contains("ADC") || op.Contains("ALL"))
 336         {
 337                 for (Int_t i=0;i<32;i++)
 338                 {
 339                         cout << "--------\n";
 340                         cout << "TRU #" << setw(2) << i << ":";
 341                         for (Int_t j=0;j<96;j++)
 342                         {
 343                                 TBits xadc(12); xadc.Set(12,&fADC[i][j]);
 344                                 if ((j%4)==0) cout << endl;
 345                                 //cout << setw(2) << j << ": " << xadc << " ";
 346                                 printf("%2d: %3x / ",j,fADC[i][j]);
 347                         }
 348                         cout << "\n";
 349                 }
 350         }
 351 }