SmoothFilter Class Reference

#include <SmoothFilter.h>

Inheritance diagram for SmoothFilter:

List of all members.

Public Types
enum	SmoothMethod { SavitzkyGolay = 1, FFT = 2, Average = 3 }
Public Member Functions
int	method ()
void	setMethod (int m)
void	setPolynomOrder (int order)
	Sets the polynomial order in the Savitky-Golay algorithm.
void	setSmoothPoints (int points, int left_points=0)
	SmoothFilter (ApplicationWindow *parent, Table *t, const QString &xCol, const QString &yCol, int start=0, int end=-1, int m=3)
	SmoothFilter (ApplicationWindow *parent, Graph *g, const QString &curveTitle, double start, double end, int m=3)
	SmoothFilter (ApplicationWindow *parent, Graph *g, const QString &curveTitle, int m=3)
Private Member Functions
void	calculateOutputData (double *x, double *y)
	Calculates the data for the output curve and store it in the X an Y vectors.
void	init (int m)
void	smoothAverage (double *x, double *y)
void	smoothFFT (double *x, double *y)
void	smoothSavGol (double *x, double *y)
Private Attributes
SmoothMethod	d_method
	The smooth method.
int	d_polynom_order
	Polynomial order in the Savitky-Golay algorithm (see Numerical Receipes in C for details).
int	d_sav_gol_points
	The number of left adjacents points used by the Savitky-Golay algorithm.
int	d_smooth_points
	The number of adjacents points used to smooth the data set.

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Member Enumeration Documentation

enum SmoothFilter::SmoothMethod

Enumerator:

SavitzkyGolay
FFT
Average

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Constructor & Destructor Documentation

SmoothFilter::SmoothFilter	(	ApplicationWindow *	parent,
		Graph *	g,
		const QString &	curveTitle,
		int	m = 3
	)

References Filter::init(), and Filter::setDataFromCurve().

SmoothFilter::SmoothFilter	(	ApplicationWindow *	parent,
		Graph *	g,
		const QString &	curveTitle,
		double	start,
		double	end,
		int	m = 3
	)

References Filter::init(), and Filter::setDataFromCurve().

SmoothFilter::SmoothFilter	(	ApplicationWindow *	parent,
		Table *	t,
		const QString &	xCol,
		const QString &	yCol,
		int	start = 0,
		int	end = -1,
		int	m = 3
	)

References Filter::init(), and Filter::setDataFromTable().

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Member Function Documentation

void SmoothFilter::calculateOutputData	(	double *	X,
		double *	Y
	)			[private, virtual]

Calculates the data for the output curve and store it in the X an Y vectors.

Reimplemented from Filter.

References Filter::d_explanation, d_method, Filter::d_points, d_smooth_points, Filter::d_x, Filter::d_y, smoothAverage(), smoothFFT(), and smoothSavGol().

void SmoothFilter::init

(

int

m

)

[private]

References Filter::d_n, Filter::d_points, d_polynom_order, d_sav_gol_points, d_smooth_points, and setMethod().

int SmoothFilter::method

(

)

[inline]

References d_method.

void SmoothFilter::setMethod

(

int

m

)

References Filter::d_init_err, and d_method.

Referenced by init().

void SmoothFilter::setPolynomOrder

(

int

order

)

Sets the polynomial order in the Savitky-Golay algorithm.

References Filter::d_init_err, d_method, d_polynom_order, d_sav_gol_points, d_smooth_points, and SavitzkyGolay.

Referenced by SmoothCurveDialog::smooth().

void SmoothFilter::setSmoothPoints	(	int	points,
		int	left_points = 0
	)

References Filter::d_init_err, d_polynom_order, d_sav_gol_points, and d_smooth_points.

Referenced by SmoothCurveDialog::smooth().

void SmoothFilter::smoothAverage	(	double *	x,
		double *	y
	)			[private]

References Filter::d_n, and d_smooth_points.

Referenced by calculateOutputData().

void SmoothFilter::smoothFFT	(	double *	x,
		double *	y
	)			[private]

References Filter::d_n, d_smooth_points, and Filter::d_x.

Referenced by calculateOutputData().

void SmoothFilter::smoothSavGol	(	double *	x,
		double *	y
	)			[private]

References Filter::d_n, d_polynom_order, d_sav_gol_points, d_smooth_points, free_intvector(), free_vector(), intvector(), savgol(), and vector().

Referenced by calculateOutputData().

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Member Data Documentation

SmoothMethod SmoothFilter::d_method [private]

The smooth method.

Referenced by calculateOutputData(), method(), setMethod(), and setPolynomOrder().

int SmoothFilter::d_polynom_order [private]

Polynomial order in the Savitky-Golay algorithm (see Numerical Receipes in C for details).

Referenced by init(), setPolynomOrder(), setSmoothPoints(), and smoothSavGol().

int SmoothFilter::d_sav_gol_points [private]

The number of left adjacents points used by the Savitky-Golay algorithm.

Referenced by init(), setPolynomOrder(), setSmoothPoints(), and smoothSavGol().

int SmoothFilter::d_smooth_points [private]

The number of adjacents points used to smooth the data set.

Referenced by calculateOutputData(), init(), setPolynomOrder(), setSmoothPoints(), smoothAverage(), smoothFFT(), and smoothSavGol().

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The documentation for this class was generated from the following files:

• qtiplot/src/analysis/SmoothFilter.h
• qtiplot/src/analysis/SmoothFilter.cpp