BSplineFilter.h

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// BSplineFilter.h: interface for the CBSplineFilter class.
//

#if !defined(AFX_BSplineFilter_H__3925C571_FE92_4761_A6A5_18994C833ED5__INCLUDED_)
#define AFX_BSplineFilter_H__3925C571_FE92_4761_A6A5_18994C833ED5__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "FFTReal.h"
#include "FFTFilter.h"

class CBSplineFilter  : protected CFFTFilter
{
public:
    CBSplineFilter();
    CBSplineFilter(bool minPhase);
    virtual ~CBSplineFilter();
    virtual bool canProcess();

    void addPoint(float freq, float gain);
    //void SetXML(CXMLElement *xml);

protected:
    bool m_bMinPhase;
    void setSamplingRate(float newSR);

#define maxN (102)
#define maxK (4)
    double Px[maxN+1], Py[maxN+1]; // response curve
    double ti[maxN + (2 * maxK) + 1]; // knot vector
    double N[maxN + maxK + 2][MAXFFTFILTSIZE]; // basis functions
    int n;
};

#endif // !defined(AFX_BSplineFilter_H__3925C571_FE92_4761_A6A5_18994C833ED5__INCLUDED_)