]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - PMD/AliPMDDDLRawData.cxx
Bug fix
[u/mrichter/AliRoot.git] / PMD / AliPMDDDLRawData.cxx
index 83fe31458928e045b0b8c426db3cd304e6c65e63..a30ca20b8dfd4e713c840850ef118d48735aa16a 100644 (file)
@@ -22,7 +22,7 @@
 #include <TSystem.h>
 
 #include "AliLog.h"
-#include "AliRawDataHeader.h"
+#include "AliRawDataHeaderSim.h"
 #include "AliBitPacking.h"
 #include "AliPMDdigit.h"
 #include "AliPMDBlockHeader.h"
@@ -31,6 +31,7 @@
 #include "AliPMDRawStream.h"
 #include "AliPMDDDLRawData.h"
 #include "AliDAQ.h"
+#include "AliFstream.h"
 
 ClassImp(AliPMDDDLRawData)
 
@@ -72,7 +73,7 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
 {
   // write digits into raw data format
 
-  ofstream outfile;
+  AliFstream *outfile;
 
   TBranch *branch = treeD->GetBranch("PMDDigit");
   if (!branch)
@@ -89,15 +90,16 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
   Int_t modulePerDDL        = 0;
 
 
-  AliRawDataHeader header;
+  AliRawDataHeaderSim header;
   UInt_t sizeRawData = 0;
   
+  const Int_t kbusSize = 51;
   const Int_t kSize = 1536;
   UInt_t buffer[kSize];
 
-  UInt_t busPatch[50][1536];
+  UInt_t busPatch[kbusSize][1536];
 
-  Int_t contentsBus[50];
+  Int_t contentsBus[kbusSize];
 
   Char_t filename[80];
 
@@ -106,11 +108,8 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
   for(Int_t iddl = 0; iddl < kDDL; iddl++)
     {
       strcpy(filename,AliDAQ::DdlFileName("PMD",iddl));
-#ifndef __DECCXX
-      outfile.open(filename,ios::binary);
-#else
-      outfile.open(filename);
-#endif
+      
+      outfile = new AliFstream(filename);
       
       if (iddl < 4)
        {
@@ -131,13 +130,13 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
 
 
       // Write the Dummy Data Header into the file
-      Int_t bHPosition = outfile.tellp();
-      outfile.write((char*)(&header),sizeof(header));
+      Int_t bHPosition = outfile->Tellp();
+      outfile->WriteBuffer((char*)(&header),sizeof(header));
 
-      for (Int_t ibus = 0; ibus < 50; ibus++)
+      for (Int_t ibus = 0; ibus < kbusSize; ibus++)
        {
          contentsBus[ibus] = 0;
-         for (Int_t ich = 0; ich < 1536; ich++)
+         for (Int_t ich = 0; ich < kSize; ich++)
            {
              busPatch[ibus][ich] = 0;
            }
@@ -166,12 +165,13 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
          dspBus[i] = 0;
          for (Int_t ibus=0; ibus < 5; ibus++)
            {
+             ij++;
              if (contentsBus[ij] > 0)
                {
                  dsp[i] += contentsBus[ij];
                  dspBus[i]++;
                }
-             ij++;
+             //ij++;
            }
          // Add the patch Bus header to the DSP contents
          dsp[i] += 4*dspBus[i];
@@ -218,7 +218,7 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
       UInt_t dspBlockHeaderWord[8];
       UInt_t dspHeaderWord[10];
       UInt_t patchBusHeaderWord[4];
-      Int_t iskip[5];
+      Int_t  iskip[5];
 
 
       for (Int_t iblock = 0; iblock < 2; iblock++)
@@ -240,7 +240,7 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
              dspBlockHeaderWord[2] = (UInt_t) dspBlockBRDL;
            }
 
-         outfile.write((char*)dspBlockHeaderWord,kblHLen*sizeof(UInt_t));
+         outfile->WriteBuffer((char*)dspBlockHeaderWord,kblHLen*sizeof(UInt_t));
 
          if (iblock == 0)
            {
@@ -285,12 +285,13 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
              dspHeaderWord[2] = dspRDL;
              dspHeaderWord[3] = dspno;
              if (remainder == 1) dspHeaderWord[8] = 1; // setting the padding word
-             outfile.write((char*)dspHeaderWord,kdspHLen*sizeof(UInt_t));
+             outfile->WriteBuffer((char*)dspHeaderWord,kdspHLen*sizeof(UInt_t));
 
              for (Int_t ibus = 0; ibus < 5; ibus++)
                {
                  // Patch Bus Header
-                 Int_t busno = iskip[idsp] + ibus;
+                 // BKN - just added 1
+                 Int_t busno = iskip[idsp] + ibus + 1;
                  Int_t patchbusRDL = contentsBus[busno];
 
                  if (patchbusRDL > 0)
@@ -309,7 +310,7 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
                    }
 
 
-                 outfile.write((char*)patchBusHeaderWord,4*sizeof(UInt_t));
+                 outfile->WriteBuffer((char*)patchBusHeaderWord,4*sizeof(UInt_t));
 
 
                  for (Int_t iword = 0; iword < patchbusRDL; iword++)
@@ -317,7 +318,7 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
                      buffer[iword] = busPatch[busno][iword];
                    }
                  
-                 outfile.write((char*)buffer,patchbusRDL*sizeof(UInt_t));
+                 outfile->WriteBuffer((char*)buffer,patchbusRDL*sizeof(UInt_t));
 
                } // End of patch bus loop
 
@@ -326,7 +327,7 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
              if (remainder == 1)
                {
                  UInt_t paddingWord = dspHeader.GetDefaultPaddingWord();
-                 outfile.write((char*)(&paddingWord),sizeof(UInt_t));
+                 outfile->WriteBuffer((char*)(&paddingWord),sizeof(UInt_t));
                }
            }
        }
@@ -335,16 +336,16 @@ void AliPMDDDLRawData::WritePMDRawData(TTree *treeD)
       // take the pointer to the beginning of the data header
       // write the total number of words per ddl and bring the
       // pointer to the current file position and close it
-      UInt_t cFPosition = outfile.tellp();
+      UInt_t cFPosition = outfile->Tellp();
       sizeRawData = cFPosition - bHPosition - sizeof(header);
 
       header.fSize = cFPosition - bHPosition;
       header.SetAttribute(0);  // valid data
-      outfile.seekp(bHPosition);
-      outfile.write((char*)(&header),sizeof(header));
-      outfile.seekp(cFPosition);
+      outfile->Seekp(bHPosition);
+      outfile->WriteBuffer((char*)(&header),sizeof(header));
+      outfile->Seekp(cFPosition);
 
-      outfile.close();
+      delete outfile;
     } // DDL Loop over
 
 
@@ -355,13 +356,14 @@ void AliPMDDDLRawData::GetUMDigitsData(TTree *treeD, Int_t imodule,
                                       UInt_t busPatch[][1536])
 {
   // Retrives digits data UnitModule by UnitModule
+
   UInt_t baseword;
   UInt_t mcmno, chno;
   UInt_t adc;
   Int_t  det, smn, irow, icol;
   Int_t  parity;
-
-  const Int_t kMaxBus = 50;
+  
+  const Int_t kMaxBus = 51;   // BKN
   Int_t totPatchBus, bPatchBus, ePatchBus;
   Int_t ibus, totmcm, rows, cols, rowe, cole;
   Int_t moduleno;
@@ -391,10 +393,6 @@ void AliPMDDDLRawData::GetUMDigitsData(TTree *treeD, Int_t imodule,
       modulePerDDL = 12;
     }
 
-
-
-
-
   TString fileName(gSystem->Getenv("ALICE_ROOT"));
 
   if(ddlno == 0)
@@ -475,7 +473,7 @@ void AliPMDDDLRawData::GetUMDigitsData(TTree *treeD, Int_t imodule,
 
       TransformS2H(smn,irow,icol);
 
-      GetMCMCh(ddlno, irow, icol, beginPatchBus, endPatchBus,
+      GetMCMCh(ddlno, smn, irow, icol, beginPatchBus, endPatchBus,
               mcmperBus, startRowBus, startColBus,
               endRowBus, endColBus, busno, mcmno, chno);
 
@@ -519,9 +517,6 @@ void AliPMDDDLRawData::TransformS2H(Int_t smn, Int_t &irow, Int_t &icol)
       icolnew = icol;
     }
 
-  // In the new geometry always Geant (0,0) and Hardware (0,0) start
-  // from the top left corner
-
   irow = irownew;
   icol = icolnew;
 
@@ -530,7 +525,7 @@ void AliPMDDDLRawData::TransformS2H(Int_t smn, Int_t &irow, Int_t &icol)
 
 //____________________________________________________________________________
 
-void AliPMDDDLRawData::GetMCMCh(Int_t ddlno, Int_t row, Int_t col,
+void AliPMDDDLRawData::GetMCMCh(Int_t ddlno, Int_t smn, Int_t row, Int_t col,
                                Int_t beginPatchBus, Int_t endPatchBus,
                                Int_t *mcmperBus,
                                Int_t *startRowBus, Int_t *startColBus,
@@ -540,29 +535,141 @@ void AliPMDDDLRawData::GetMCMCh(Int_t ddlno, Int_t row, Int_t col,
   // This converts row col to hardware channel number
   // This is the final version of mapping supplied by Mriganka
 
-  static const UInt_t kCh[16][4] = { {56, 58, 59, 57},
-                                    {54, 62, 61, 53},
-                                    {52, 60, 63, 51},
-                                    {48, 50, 55, 49},
-                                    {46, 40, 45, 47},
-                                    {44, 32, 35, 43},
-                                    {42, 34, 33, 41},
-                                    {38, 36, 37, 39},
-                                    {24, 26, 27, 25},
-                                    {22, 30, 29, 21},
-                                    {20, 28, 31, 19},
-                                    {16, 18, 23, 17},
-                                    {14, 8, 13, 15},
-                                    {12, 0, 3, 11},
-                                    {10, 2, 1, 9},
-                                    {6, 4, 5, 7} };
-  
+    UInt_t iCh[16][4];
+
+//    ChMap(ddlno, smn, iCh);
+
+
+    static const UInt_t kChDdl01[16][4] = { {6, 4, 5, 7},
+                                          {10, 2, 1, 9},
+                                          {12, 0, 3, 11},
+                                          {14, 8, 13, 15},
+                                          {16, 18, 23, 17},
+                                          {20, 28, 31, 19},
+                                          {22, 30, 29, 21},
+                                          {24, 26, 27, 25},
+                                          {38, 36, 37, 39},
+                                          {42, 34, 33, 41},
+                                          {44, 32, 35, 43},
+                                          {46, 40, 45, 47},
+                                          {48, 50, 55, 49},
+                                          {52, 60, 63, 51},
+                                          {54, 62, 61, 53},
+                                          {56, 58, 59, 57} };
+
+
+    static const UInt_t kChDdl23[16][4] = { {57, 59, 58, 56},
+                                           {53, 61, 62, 54},
+                                           {51, 63, 60, 52},
+                                           {49, 55, 50, 48},
+                                           {47, 45, 40, 46},
+                                           {43, 35, 32, 44},
+                                           {41, 33, 34, 42},
+                                           {39, 37, 36, 38},
+                                           {25, 27, 26, 24},
+                                           {21, 29, 30, 22},
+                                           {19, 31, 28, 20},
+                                           {17, 23, 18, 16},
+                                           {15, 13, 8, 14},
+                                           {11, 3, 0, 12},
+                                           {9, 1, 2, 10},
+                                           {7, 5, 4, 6} };
+    
+    
+    static const UInt_t kChDdl41[16][4] = { {56, 58, 59, 57},
+                                          {54, 62, 61, 53},
+                                          {52, 60, 63, 51},
+                                          {48, 50, 55, 49},
+                                          {46, 40, 45, 47},
+                                          {44, 32, 35, 43},
+                                          {42, 34, 33, 41},
+                                          {38, 36, 37, 39},
+                                          {24, 26, 27, 25},
+                                          {22, 30, 29, 21},
+                                          {20, 28, 31, 19},
+                                          {16, 18, 23, 17},
+                                          {14, 8, 13, 15},
+                                          {12, 0, 3, 11},
+                                          {10, 2, 1, 9},
+                                          {6, 4, 5, 7} };
+
+
+    static const UInt_t kChDdl42[16][4] = { {7, 5, 4, 6},
+                                           {9, 1, 2, 10},
+                                           {11, 3, 0, 12},
+                                           {15, 13, 8, 14},
+                                           {17, 23, 18, 16},
+                                           {19, 31, 28, 20},
+                                           {21, 29, 30, 22},
+                                           {25, 27, 26, 24},
+                                           {39, 37, 36, 38},
+                                           {41, 33, 34, 42},
+                                           {43, 35, 32, 44},
+                                           {47, 45, 40, 46},
+                                           {49, 55, 50, 48},
+                                           {51, 63, 60, 52},
+                                           {53, 61, 62, 54},
+                                           {57, 59, 58, 56} };
+
+
+    static const UInt_t kChDdl51[16][4] = { {7, 5, 4, 6},
+                                           {9, 1, 2, 10},
+                                           {11, 3, 0, 12},
+                                           {15, 13, 8, 14},
+                                           {17, 23, 18, 16},
+                                           {19, 31, 28, 20},
+                                           {21, 29, 30, 22},
+                                           {25, 27, 26, 24},
+                                           {39, 37, 36, 38},
+                                           {41, 33, 34, 42},
+                                           {43, 35, 32, 44},
+                                           {47, 45, 40, 46},
+                                           {49, 55, 50, 48},
+                                           {51, 63, 60, 52},
+                                           {53, 61, 62, 54},
+                                           {57, 59, 58, 56} };
+    
+
+
+    static const UInt_t kChDdl52[16][4] = { {56, 58, 59, 57},
+                                           {54, 62, 61, 53},
+                                           {52, 60, 63, 51},
+                                           {48, 50, 55, 49},
+                                           {46, 40, 45, 47},
+                                           {44, 32, 35, 43},
+                                           {42, 34, 33, 41},
+                                           {38, 36, 37, 39},
+                                           {24, 26, 27, 25},
+                                           {22, 30, 29, 21},
+                                           {20, 28, 31, 19},
+                                           {16, 18, 23, 17},
+                                           {14, 8, 13, 15},
+                                           {12, 0, 3, 11},
+                                           {10, 2, 1, 9},
+                                           {6, 4, 5, 7} };
+    
+    
+    for (Int_t i = 0; i < 16; i++)
+    {
+       for (Int_t j = 0; j < 4; j++)
+       {
+           if (ddlno == 0 || ddlno == 1) iCh[i][j] = kChDdl01[i][j];
+           if (ddlno == 2 || ddlno == 3) iCh[i][j] = kChDdl23[i][j];
+           
+           if (ddlno == 4 && smn < 6)                iCh[i][j] = kChDdl41[i][j];
+           if (ddlno == 4 && (smn >= 18 && smn < 24))iCh[i][j] = kChDdl42[i][j];
+           if (ddlno == 5 && (smn >= 12 && smn < 18))iCh[i][j] = kChDdl51[i][j];
+           if (ddlno == 5 && (smn >=  6 && smn < 12))iCh[i][j] = kChDdl52[i][j];
+       }
+    }
+
+
   Int_t irownew = row%16;
   Int_t icolnew = col%4;
   
-  chno  = kCh[irownew][icolnew];
-
-
+  chno  = iCh[irownew][icolnew];
+  
+  
   for (Int_t ibus = beginPatchBus; ibus <= endPatchBus; ibus++)
     {
       Int_t srow = startRowBus[ibus];
@@ -573,111 +680,239 @@ void AliPMDDDLRawData::GetMCMCh(Int_t ddlno, Int_t row, Int_t col,
       if ((row >= srow && row <= erow) && (col >= scol && col <= ecol))
        {
          busno = ibus;
-
+         
          // Find out the MCM Number
          //
-
+         
          if (ddlno == 0 || ddlno == 1)
            {
              // PRE plane, SU Mod = 0, 1
-             Int_t rowdiff = endRowBus[ibus] - startRowBus[ibus];
-             if(rowdiff > 16)
+             mcmno = (col-scol)/4 + 1;
+             
+           }
+         else if (ddlno == 2 || ddlno == 3)
+           {
+             // PRE plane,  SU Mod = 2, 3
+             Int_t icolnew = (col - scol)/4;
+             mcmno = tmcm - icolnew;
+           }
+         else if (ddlno == 4 )
+           {
+             // CPV plane,  SU Mod = 0, 3 : ddl = 4
+             
+             if(ibus <= 18)
                {
                  Int_t midrow = srow + 16;
                  if(row >= srow && row < midrow)
                    {
-                     mcmno = 12 + (col-scol)/4;
+                     mcmno = 12 + (col-scol)/4 + 1;
                    }
-                 else if(row >= midrow && row < erow)
+                 else if(row >= midrow && row <= erow)
+                 
                    {
-                     mcmno = (col-scol)/4;
+                     mcmno = (col-scol)/4 + 1;
                    }
                }
-             else
-               {
-                 mcmno = (col-scol)/4;
-               }
-           } // end of ddl 0 and 1
-         else if (ddlno == 2)
-           {
-             // PRE plane,  SU Mod = 2
-             
-             Int_t icolnew = (col - scol)/4;
-             mcmno = tmcm - 1 - icolnew;
-           }
-         else if (ddlno == 3)
-           {
-             // PRE plane,  SU Mod = 3
-             
-             Int_t icolnew = (col - scol)/4;
-             mcmno = tmcm - 1 - icolnew;
-           }
-         else if (ddlno == 4)
-           {
-             // CPV plane,  SU Mod = 0, 3 : ddl = 4
              
-             if(ibus <= 20)
+             else if (ibus > 18)
                {
                  Int_t rowdiff = endRowBus[ibus] - startRowBus[ibus];
                  if(rowdiff > 16)
                    {
                      Int_t midrow = srow + 16;
-                     if(row >= srow && row < midrow)
+                     if (row >= midrow && row <= erow)
                        {
-                         mcmno = 12 + (col-scol)/4;
+                         mcmno = 12 + (ecol -col)/4 + 1;
                        }
-                     else if(row >= midrow && row < erow)
+                     else if (row >= srow && row < midrow)
                        {
-                         mcmno = (col-scol)/4;
+                         mcmno = (ecol - col)/4 + 1;
                        }
                    }
-                 else
+                 else if (rowdiff < 16)
                    {
-                     mcmno = (col-scol)/4;
+                     mcmno = (ecol - col)/4 + 1;
                    }
                }
-             else if (ibus > 20)
-               {
-                 Int_t icolnew = (col - scol)/4;
-                 mcmno = tmcm - 1 - icolnew;
-               }
            }
-         else if (ddlno == 5)
+         else if ( ddlno == 5)
            {
-             // CPV plane,  SU Mod = 2, 1 : ddl = 5
+             // CPV plane,  SU Mod = 1, 2 : ddl = 5
+             
+             if(ibus <= 18)
+               {
+                 Int_t midrow = srow + 16;
+                 if(row >= srow && row < midrow)
+                   {
+                     mcmno = 12 + (col-scol)/4 + 1;
+                   }
+                 else if(row >= midrow && row <= erow)
+                   {
+                     mcmno = (col-scol)/4 + 1;
+                   }
+               }
              
-             if(ibus <= 20)
+             else if (ibus > 18)
                {
                  Int_t rowdiff = endRowBus[ibus] - startRowBus[ibus];
                  if(rowdiff > 16)
                    {
                      Int_t midrow = srow + 16;
-                     if(row >= srow && row < midrow)
+                     if (row >= midrow && row <= erow)
                        {
-                         mcmno = 12 + (col-scol)/4;
+                         mcmno = 12 + (ecol - col)/4 + 1;
                        }
-                     else if(row >= midrow && row < erow)
+                     else if (row >= srow && row < midrow)
                        {
-                         mcmno = (col-scol)/4;
+                         mcmno = (ecol - col)/4 + 1;
                        }
                    }
-                 else
+                 else if (rowdiff < 16)
                    {
-                     mcmno = (col-scol)/4;
+                     mcmno = (ecol - col)/4 + 1;
                    }
                }
-             else if (ibus > 20)
-               {
-                 Int_t icolnew = (col - scol)/4;
-                 mcmno = tmcm - 1 - icolnew;
-               }
            }
-       }  
+       }
     }
-  
+} 
+
+//____________________________________________________________________________
+
+/*
+void ChMap(Int_t ddlno, Int_t smn, UInt_t iCh[][4])
+{
+// Row and Col converted to Channel
+
+    static const UInt_t kChDdl01[16][4] = { {6, 4, 5, 7},
+                                          {10, 2, 1, 9},
+                                          {12, 0, 3, 11},
+                                          {14, 8, 13, 15},
+                                          {16, 18, 23, 17},
+                                          {20, 28, 31, 19},
+                                          {22, 30, 29, 21},
+                                          {24, 26, 27, 25},
+                                          {38, 36, 37, 39},
+                                          {42, 34, 33, 41},
+                                          {44, 32, 35, 43},
+                                          {46, 40, 45, 47},
+                                          {48, 50, 55, 49},
+                                          {52, 60, 63, 51},
+                                          {54, 62, 61, 53},
+                                          {56, 58, 59, 57} };
+
+
+    static const UInt_t kChDdl23[16][4] = { {57, 59, 58, 56},
+                                           {53, 61, 62, 54},
+                                           {51, 63, 60, 52},
+                                           {49, 55, 50, 48},
+                                           {47, 45, 40, 46},
+                                           {43, 35, 32, 44},
+                                           {41, 33, 34, 42},
+                                           {39, 37, 36, 38},
+                                           {25, 27, 26, 24},
+                                           {21, 29, 30, 22},
+                                           {19, 31, 28, 20},
+                                           {17, 23, 18, 16},
+                                           {15, 13, 8, 14},
+                                           {11, 3, 0, 12},
+                                           {9, 1, 2, 10},
+                                           {7, 5, 4, 6} };
+    
+    
+    static const UInt_t kChDdl41[16][4] = { {56, 58, 59, 57},
+                                          {54, 62, 61, 53},
+                                          {52, 60, 63, 51},
+                                          {48, 50, 55, 49},
+                                          {46, 40, 45, 47},
+                                          {44, 32, 35, 43},
+                                          {42, 34, 33, 41},
+                                          {38, 36, 37, 39},
+                                          {24, 26, 27, 25},
+                                          {22, 30, 29, 21},
+                                          {20, 28, 31, 19},
+                                          {16, 18, 23, 17},
+                                          {14, 8, 13, 15},
+                                          {12, 0, 3, 11},
+                                          {10, 2, 1, 9},
+                                          {6, 4, 5, 7} };
+
+
+    static const UInt_t kChDdl42[16][4] = { {7, 5, 4, 6},
+                                           {9, 1, 2, 10},
+                                           {11, 3, 0, 12},
+                                           {15, 13, 8, 14},
+                                           {17, 23, 18, 16},
+                                           {19, 31, 28, 20},
+                                           {21, 29, 30, 22},
+                                           {25, 27, 26, 24},
+                                           {39, 37, 36, 38},
+                                           {41, 33, 34, 42},
+                                           {43, 35, 32, 44},
+                                           {47, 45, 40, 46},
+                                           {49, 55, 50, 48},
+                                           {51, 63, 60, 52},
+                                           {53, 61, 62, 54},
+                                           {57, 59, 58, 56} };
+
+
+    static const UInt_t kChDdl51[16][4] = { {7, 5, 4, 6},
+                                           {9, 1, 2, 10},
+                                           {11, 3, 0, 12},
+                                           {15, 13, 8, 14},
+                                           {17, 23, 18, 16},
+                                           {19, 31, 28, 20},
+                                           {21, 29, 30, 22},
+                                           {25, 27, 26, 24},
+                                           {39, 37, 36, 38},
+                                           {41, 33, 34, 42},
+                                           {43, 35, 32, 44},
+                                           {47, 45, 40, 46},
+                                           {49, 55, 50, 48},
+                                           {51, 63, 60, 52},
+                                           {53, 61, 62, 54},
+                                           {57, 59, 58, 56} };
+    
+
+
+    static const UInt_t kChDdl52[16][4] = { {56, 58, 59, 57},
+                                           {54, 62, 61, 53},
+                                           {52, 60, 63, 51},
+                                           {48, 50, 55, 49},
+                                           {46, 40, 45, 47},
+                                           {44, 32, 35, 43},
+                                           {42, 34, 33, 41},
+                                           {38, 36, 37, 39},
+                                           {24, 26, 27, 25},
+                                           {22, 30, 29, 21},
+                                           {20, 28, 31, 19},
+                                           {16, 18, 23, 17},
+                                           {14, 8, 13, 15},
+                                           {12, 0, 3, 11},
+                                           {10, 2, 1, 9},
+                                           {6, 4, 5, 7} };
+    
+    
+    for (Int_t i = 0; i < 16; i++)
+    {
+       for (Int_t j = 0; j < 4; j++)
+       {
+           if (ddlno == 0 || ddlno == 1) iCh[i][j] = kChDdl01[i][j];
+           if (ddlno == 2 || ddlno == 3) iCh[i][j] = kChDdl23[i][j];
+           
+           if (ddlno == 4 && smn < 6)                iCh[i][j] = kChDdl41[i][j];
+           if (ddlno == 4 && (smn >= 18 && smn < 24))iCh[i][j] = kChDdl42[i][j];
+           if (ddlno == 5 && (smn >= 12 && smn < 18))iCh[i][j] = kChDdl51[i][j];
+           if (ddlno == 0 && (smn >=  6 && smn < 12))iCh[i][j] = kChDdl52[i][j];
+       }
+    }
+    
 }
+*/
 //____________________________________________________________________________
 
+
+
 Int_t AliPMDDDLRawData::ComputeParity(UInt_t baseword)
 {
   // Generate the parity bit
@@ -693,4 +928,3 @@ Int_t AliPMDDDLRawData::ComputeParity(UInt_t baseword)
 }
 
 //____________________________________________________________________________
-