STEER/STEER/AliRectMatrix.h

   1 #ifndef ALIRECTMATRIX_H
   2 #define ALIRECTMATRIX_H
   3
   4 /*********************************************************************************/
   5 /*                                                                               */
   6 /* Class for rectangular matrix used for                                         */
   7 /* millepede2 operation.                                                         */
   8 /* Author: ruben.shahoyan@cern.ch                                                */
   9 /*                                                                               */
  10 /*********************************************************************************/
  11
  12 #include "TObject.h"
  13 class TString;
  14
  15 class AliRectMatrix : public TObject {
  16   //
  17  public:
  18   AliRectMatrix();
  19   AliRectMatrix(Int_t nrow,Int_t ncol);
  20   AliRectMatrix(const AliRectMatrix &src);
  21   virtual ~AliRectMatrix();
  22   //
  23   Int_t         GetNRows()                            const {return fNRows;}
  24   Int_t         GetNCols()                            const {return fNCols;}
  25   //
  26   Double_t      Query(Int_t rown, Int_t coln)         const {return operator()(rown,coln);}
  27
  28   AliRectMatrix& operator=(const AliRectMatrix& src);
  29   Double_t      operator()(Int_t rown, Int_t coln)    const;
  30   Double_t&     operator()(Int_t rown, Int_t coln);
  31   Double_t*     operator()(Int_t row)                 const {return GetRow(row);}
  32   Double_t*     GetRow(Int_t row)                     const {return fRows[row];}
  33   //
  34   void          Reset() const;
  35   //
  36   virtual void  Print(Option_t* option="")           const;
  37   //
  38  protected:
  39   //
  40   Int_t   fNRows;       // Number of rows
  41   Int_t   fNCols;       // Number of columns
  42   Double_t **fRows;     // pointers on rows
  43   //
  44   ClassDef(AliRectMatrix,0) //Rectangular Matrix Class
  45 };
  46
  47 //___________________________________________________________
  48 inline Double_t AliRectMatrix::operator()(Int_t row, Int_t col) const
  49 {
  50   return (const Double_t&) GetRow(row)[col];
  51 }
  52
  53 //___________________________________________________________
  54 inline Double_t& AliRectMatrix::operator()(Int_t row, Int_t col)
  55 {
  56   return (Double_t&) fRows[row][col];
  57 }
  58
  59
  60 #endif