BmnMille.h

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#ifndef BMNMILLE_H
#define BMNMILLE_H 1
 
#include <Rtypes.h>
#include <fstream>
#include <iostream>
#include <math.h>
 
using namespace std;
 
class BmnMille
{
  public:
    BmnMille(const Char_t* outFileName, Bool_t asBinary = kTRUE, Bool_t writeZero = kFALSE);
    ~BmnMille();
 
    void mille(Int_t NLC,
               const Double_t* derLc,
               Int_t NGL,
               const Double_t* derGl,
               const Int_t* label,
               Double_t rMeas,
               Double_t sigma);
    void special(Int_t nSpecial, const Double_t* floatings, const Int_t* integers);
    void kill();
    void end();
 
  private:
    void newSet();
    Bool_t checkBufferSize(Int_t nLocal, Int_t nGlobal);
 
    std::ofstream myOutFile;   ///< C-binary for output
    Bool_t myAsBinary;         ///< if false output as text
    Bool_t myWriteZero;        ///< if true also write out derivatives/labels ==0
    /// buffer size for ints and floats
 
    enum
    {
        myBufferSize = 500000
    };   ///< buffer size for ints and floats
    Int_t myBufferInt[myBufferSize];       ///< to collect labels etc.
    Float_t myBufferFloat[myBufferSize];   ///< to collect derivatives etc.
    Int_t myBufferPos;                     ///< position in buffer
    Bool_t myHasSpecial;                   ///< if true, special(..) already called for this record
    /// largest label allowed: 2^31 - 1
 
    enum
    {
        myMaxLabel = (0xFFFFFFFF - (1 << 31))
    };
};
#endif