dlgfilter.h

可以实现FIR滤波器任意阶数和窗函数下的设计。并且有可以在VC下显示幅频响应曲线和滤波效果。

#if !defined(AFX_DLGFILTER_H__51673986_5D7B_4F13_AAC1_B7E319FBC85A__INCLUDED_)
#define AFX_DLGFILTER_H__51673986_5D7B_4F13_AAC1_B7E319FBC85A__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// DlgFilter.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CDlgFilter dialog

class CDlgFilter : public CDialog
{
// Construction
public:
	CDlgFilter(CWnd* pParent = NULL);   // standard constructor

// Dialog Data
	//{{AFX_DATA(CDlgFilter)
	enum { IDD = IDD_DIALOG_FILTER };
	double	m_dblWl;
	double	m_dblWh;
	int		m_nFilterOrder;
	double	m_dblNoiseA;
	double	m_dblNoiseFreq;
	double	m_dblSamplingFreq;
	double	m_dblSignalA;
	double	m_dblSignalFreq;
	int		m_nFilterType;
	int		m_nWindowType;
	//}}AFX_DATA


// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDlgFilter)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:

	// Generated message map functions
	//{{AFX_MSG(CDlgFilter)
	afx_msg void OnRadio3();
	afx_msg void OnRadioFilterType();
	afx_msg void OnRadio2();
	afx_msg void OnRadio4();
	virtual BOOL OnInitDialog();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_DLGFILTER_H__51673986_5D7B_4F13_AAC1_B7E319FBC85A__INCLUDED_)