array1dinterpol.h

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#ifndef array1dinterpol_h
#define array1dinterpol_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Satyaki Maitra
 Date:          December 2009
 RCS:           $Id$
________________________________________________________________________


-*/

#include "algomod.h"
#include "executor.h"

template <class T> class Array1D;


mExpClass(Algo) Array1DInterpol : public Executor
{ mODTextTranslationClass(Array1DInterpol);
public:
    virtual             ~Array1DInterpol();

    void                setMaxGapSize(float);
    float               getMaxGapSize() const;

    void                setArray(Array1D<float>&);

    od_int64            nrDone() const          { return nrdone_; }
    od_int64            nrIterations() const;
    void                setExtrapol( bool yn )  { doextrapol_ = yn; }
    void                setFillWithExtremes( bool yn )
                        { fillwithextremes_ = yn; }
    void                reset();

protected:
                        Array1DInterpol();
    uiString            uiNrDoneText() const
                        { return tr("Points interpolated"); }

    Array1D<float>*     arr_;
    bool                arrstarted_;
    bool                doextrapol_;
    bool                fillwithextremes_; //extrapolate with last valid values
    int                 maxgapsize_;
    unsigned int        nrdone_;
};


mExpClass(Algo) LinearArray1DInterpol : public Array1DInterpol
{
public:
                        LinearArray1DInterpol();
protected:
    int                 nextStep();
    void                extrapolate(bool start);
};


mExpClass(Algo) PolyArray1DInterpol : public Array1DInterpol
{
public:
                        PolyArray1DInterpol();
protected:
    int                 nextStep();
    bool                getPositions(int pos,TypeSet<float>& posidxs);
    void                extrapolate(bool start);
};

#endif