STEER/AliMillePedeRecord.h

   1 #ifndef ALIMILLEPEDERECORD_H
   2 #define ALIMILLEPEDERECORD_H
   3
   4 /**********************************************************************************************/
   5 /* AliMillePedeRecords: class to store the data of single track processing                    */
   6 /* Format: for each measured point the data is stored consequtively                           */
   7 /* INDEX                                                      VALUE                           */
   8 /* -1                                                         residual                        */
   9 /* Local_param_id                                             dResidual/dLocal_param          */
  10 /* ...                                                        ...                             */
  11 /* -2                                                         weight of the measurement       */
  12 /* Global_param_od                                            dResidual/dGlobal_param         */
  13 /* ...                                                        ...                             */
  14 /*                                                                                            */
  15 /* The records for all processed tracks are stored in the temporary tree in orgder to be      */
  16 /* reused for multiple iterations of MillePede                                                */
  17 /*                                                                                            */
  18 /* Author: ruben.shahoyan@cern.ch                                                             */
  19 /*                                                                                            */
  20 /**********************************************************************************************/
  21 #include <TObject.h>
  22
  23 class AliMillePedeRecord : public TObject
  24 {
  25  public:
  26   AliMillePedeRecord();
  27   AliMillePedeRecord(const AliMillePedeRecord& src);
  28   AliMillePedeRecord& operator=(const AliMillePedeRecord& rhs);
  29   //
  30   virtual    ~AliMillePedeRecord();
  31   void       Reset();
  32   void       Print(const Option_t *opt="")                   const;
  33   //
  34   Int_t      GetSize()                                       const {return fSize;}
  35   Int_t     *GetIndex()                                      const {return fIndex;}
  36   Int_t      GetIndex(int i)                                 const {return fIndex[i];}
  37   //
  38   void       GetIndexValue(Int_t i,Int_t &ind,Double_t &val) const {ind=fIndex[i]; val=fValue[i];}
  39   void       AddIndexValue(Int_t ind, Double_t val);
  40   void       AddResidual(Double_t val)                             {AddIndexValue(-1,val);}
  41   void       AddWeight(Double_t val)                               {AddIndexValue(-2,val);}
  42   void       SetWeight(Double_t w=1)                               {fWeight = w;}
  43   Bool_t     IsResidual(Int_t i)                             const {return fIndex[i]==-1;}
  44   Bool_t     IsWeight(Int_t i)                               const {return fIndex[i]==-2;}
  45   //
  46   Double_t  *GetValue()                                      const {return fValue;}
  47   Double_t   GetValue(Int_t i)                               const {return fValue[i];}
  48   Double_t   GetWeight()                                     const {return fWeight;}
  49   //
  50   void       MarkGroup(Int_t id);
  51   Int_t      GetNGroups()                                    const {return fNGroups;}
  52   Int_t      GetGroupID(Int_t i)                             const {return fGroupID[i]-1;}
  53   Bool_t     IsGroupPresent(Int_t id)                        const;
  54   UInt_t     GetRunID()                                      const {return fRunID;}
  55   void       SetRunID(UInt_t run)                                  {fRunID = run;}
  56   //
  57  protected:
  58   Int_t      GetDtBufferSize()                               const {return GetUniqueID()&0x0000ffff;}
  59   Int_t      GetGrBufferSize()                               const {return GetUniqueID()>>16;}
  60   void       SetDtBufferSize(Int_t sz)                             {SetUniqueID((GetGrBufferSize()<<16)+sz);}
  61   void       SetGrBufferSize(Int_t sz)                             {SetUniqueID(GetDtBufferSize()+(sz<<16));}
  62   void       ExpandDtBuffer(Int_t bfsize);
  63   void       ExpandGrBuffer(Int_t bfsize);
  64   //
  65  protected:
  66   Int_t      fSize;                             // size of the record
  67   Int_t      fNGroups;                          // number of groups (e.g. detectors) contributing
  68   UInt_t     fRunID;                            // run ID
  69   UShort_t*  fGroupID;                          //[fNGroups] groups id's+1 (in increasing order)
  70   Int_t   *  fIndex;                            //[fSize] index of variables
  71   Double32_t* fValue;                           //[fSize] array of values: derivs,residuals
  72   Double32_t  fWeight;                          //global weight for the record
  73   //
  74   ClassDef(AliMillePedeRecord,3)                // Record of track residuals and local/global deriavtives
  75 };
  76
  77 //_____________________________________________________________________________________________
  78 inline void  AliMillePedeRecord::AddIndexValue(Int_t ind, Double_t val)
  79 {
  80   // add new pair of index/value
  81   if (fSize>=GetDtBufferSize()) ExpandDtBuffer(2*(fSize+1));
  82   fIndex[fSize]=ind;
  83   fValue[fSize++]=val;
  84 }
  85
  86 //_____________________________________________________________________________________________
  87 inline Bool_t AliMillePedeRecord::IsGroupPresent(Int_t id) const
  88 {
  89   // check if group is defined
  90   id++;
  91   for (int i=fNGroups;i--;) if (fGroupID[i]==id) return kTRUE;
  92   return kFALSE;
  93 }
  94
  95 #endif