STEER/AliMillePedeRecord.cxx

   1 #include "AliMillePedeRecord.h"
   2 #include <TMath.h>
   3 #include "AliLog.h"
   4
   5 /**********************************************************************************************/
   6 /* AliMillePedeRecords: class to store the data of single track processing                    */
   7 /* Format: for each measured point the data is stored consequtively                           */
   8 /* INDEX                                                      VALUE                           */
   9 /* -1                                                         residual                        */
  10 /* Local_param_id                                             dResidual/dLocal_param          */
  11 /* ...                                                        ...                             */
  12 /* -2                                                         weight of the measurement       */
  13 /* Global_param_od                                            dResidual/dGlobal_param         */
  14 /* ...                                                        ...                             */
  15 /*                                                                                            */
  16 /* The records for all processed tracks are stored in the temporary tree in orgder to be      */
  17 /* reused for multiple iterations of MillePede                                                */
  18 /*                                                                                            */
  19 /* Author: ruben.shahoyan@cern.ch                                                             */
  20 /*                                                                                            */
  21 /**********************************************************************************************/
  22
  23 ClassImp(AliMillePedeRecord)
  24
  25 //_____________________________________________________________________________________________
  26 AliMillePedeRecord::AliMillePedeRecord() :
  27 fSize(0),fNGroups(0),fGroupID(0),fIndex(0),fValue(0),fWeight(1) {SetUniqueID(0);}
  28
  29 //_____________________________________________________________________________________________
  30 AliMillePedeRecord::AliMillePedeRecord(const AliMillePedeRecord& src) :
  31   TObject(src),fSize(src.fSize),fNGroups(src.fNGroups),fGroupID(0),fIndex(0),fValue(0),fWeight(src.fWeight)
  32 {
  33   fIndex = new Int_t[GetDtBufferSize()];
  34   memcpy(fIndex,src.fIndex,fSize*sizeof(Int_t));
  35   fValue = new Double_t[GetDtBufferSize()];
  36   memcpy(fValue,src.fValue,fSize*sizeof(Double_t));
  37   fGroupID = new UShort_t[GetGrBufferSize()];
  38   memcpy(fGroupID,src.fGroupID,GetGrBufferSize()*sizeof(UShort_t));
  39 }
  40
  41 //_____________________________________________________________________________________________
  42 AliMillePedeRecord& AliMillePedeRecord::operator=(const AliMillePedeRecord& rhs)
  43 {
  44   if (this!=&rhs) {
  45     Reset();
  46     for (int i=0;i<rhs.GetSize();i++) {
  47       Double_t val;
  48       Int_t    ind;
  49       rhs.GetIndexValue(i,ind,val);
  50       AddIndexValue(ind,val);
  51     }
  52     fWeight = rhs.fWeight;
  53     for (int i=0;i<rhs.GetNGroups();i++) MarkGroup(rhs.GetGroupID(i));
  54   }
  55   return *this;
  56 }
  57
  58 //_____________________________________________________________________________________________
  59 AliMillePedeRecord::~AliMillePedeRecord() {delete[] fIndex; delete[] fValue; delete[] fGroupID;}
  60
  61 //_____________________________________________________________________________________________
  62 void AliMillePedeRecord::Reset()
  63 {
  64   fSize = 0;
  65   for (int i=fNGroups;i--;) fGroupID[i] = 0;
  66   fNGroups = 0;
  67   fWeight = 1.;
  68 }
  69
  70 //_____________________________________________________________________________________________
  71 void AliMillePedeRecord::Print(const Option_t *) const
  72 {
  73   if (!fSize) {AliInfo("No data"); return;}
  74   int cnt=0,point=0;
  75   //
  76   if (fNGroups) printf("Groups: ");
  77   for (int i=0;i<fNGroups;i++) printf("%4d |",GetGroupID(i));
  78   printf(" Weight: %+.2e\n",fWeight);
  79   while(cnt<fSize) {
  80     //
  81     Double_t resid = fValue[cnt++];
  82     Double_t *derLoc = GetValue()+cnt;
  83     int    *indLoc = GetIndex()+cnt;
  84     int     nLoc = 0;
  85     while(!IsWeight(cnt)) {nLoc++;cnt++;}
  86     Double_t weight = GetValue(cnt++);
  87     Double_t *derGlo = GetValue()+cnt;
  88     int    *indGlo = GetIndex()+cnt;
  89     int     nGlo = 0;
  90     while(!IsResidual(cnt) && cnt<fSize) {nGlo++; cnt++;}
  91     //
  92     printf("\n*** Point#%2d | Residual = %+.4e | Weight = %+.4e\n",point++,resid,weight);
  93     printf("Locals : ");
  94     for (int i=0;i<nLoc;i++) printf("[%5d] %+.4e|",indLoc[i],derLoc[i]); printf("\n");
  95     printf("Globals: ");
  96     for (int i=0;i<nGlo;i++) printf("[%5d] %+.4e|",indGlo[i],derGlo[i]); printf("\n");
  97     //
  98   }
  99   //
 100 }
 101
 102 //_____________________________________________________________________________________________
 103 void AliMillePedeRecord::ExpandDtBuffer(Int_t bfsize)
 104 {
 105   // add extra space for derivatives data
 106   bfsize = TMath::Max(bfsize,GetDtBufferSize());
 107   Int_t *tmpI = new Int_t[bfsize];
 108   memcpy(tmpI,fIndex, fSize*sizeof(Int_t));
 109   delete fIndex;
 110   fIndex = tmpI;
 111   //
 112   Double_t *tmpD = new Double_t[bfsize];
 113   memcpy(tmpD,fValue, fSize*sizeof(Double_t));
 114   delete fValue;
 115   fValue = tmpD;
 116   //
 117   SetDtBufferSize(bfsize);
 118 }
 119
 120 //_____________________________________________________________________________________________
 121 void AliMillePedeRecord::ExpandGrBuffer(Int_t bfsize)
 122 {
 123   // add extra space for groupID data
 124   bfsize = TMath::Max(bfsize,GetGrBufferSize());
 125   UShort_t *tmpI = new UShort_t[bfsize];
 126   memcpy(tmpI,fGroupID, fNGroups*sizeof(UShort_t));
 127   delete[] fGroupID;
 128   fGroupID = tmpI;
 129   for (int i=fNGroups;i<bfsize;i++) fGroupID[i] = 0;
 130   //
 131   SetGrBufferSize(bfsize);
 132 }
 133
 134 //_____________________________________________________________________________________________
 135 void AliMillePedeRecord::MarkGroup(Int_t id)
 136 {
 137   // mark the presence of the detector group
 138   id++; // groupID is stored as realID+1
 139   if (fNGroups>0 && fGroupID[fNGroups-1]==id) return; // already there
 140   if (fNGroups>=GetGrBufferSize()) ExpandGrBuffer(2*(fNGroups+1));
 141   fGroupID[fNGroups++] = id;
 142 }
 143