tuw::EllipseRefinement::Ellipse Class Reference

#include <ellipse_refinement.h>

Public Member Functions
bool	computeAndSetGeomFromConic (double A, double B, double C, double D, double E, double F)
	Ellipse ()
	Ellipse (const Ellipse &e)
double	ellipseCircumference (double a, double b)
unsigned	ellipseSupport (const std::vector< cv::Point2f > &points, double inl_dist, std::vector< bool > &inl_idx)
void	get (cv::RotatedRect &r)
bool	insideEllipse (double _a, double _b, double _x0, double _y0, double _phi, double _x, double _y) const
void	setEllipse (const double &_x, const double &_y, const double &_a, const double &_b, const double &_phi)
void	setEllipse (const cv::RotatedRect &rect)

Public Attributes
double	a
double	b
double	fit_error
int	id
double	phi
double	support
double	x
double	y

Private Attributes
double	a2
double	a4
double	b2
double	b4
double	x2
double	y2

Detailed Description

Definition at line 31 of file ellipse_refinement.h.

Constructor & Destructor Documentation

tuw::EllipseRefinement::Ellipse::Ellipse

(

)

Ellipse constructor

Constructor/ destructor

Definition at line 306 of file ellipse_refinement.cpp.

tuw::EllipseRefinement::Ellipse::Ellipse

(

const Ellipse &

e

)

Ellipse constructor

Definition at line 310 of file ellipse_refinement.cpp.

Member Function Documentation

bool tuw::EllipseRefinement::Ellipse::computeAndSetGeomFromConic	(	double	Ac,
		double	Bc,
		double	Cc,
		double	Dc,
		double	Ec,
		double	Fc
	)

Calculate ellipse parameters x/y/A/B/phi from conic equation Ax^2+Bxy+Cy^2....+F=0

Definition at line 418 of file ellipse_refinement.cpp.

double tuw::EllipseRefinement::Ellipse::ellipseCircumference	(	double	a,
		double	b
	)

Approximation to ellipse circumference. (from Bartsch: Mathematische Formeln, Buch- und Zeit-Verlagsgesellschaft Koeln, 1988, p. 221)

Returns

circumference

Approximation to ellipse circumference. (from Bartsch: Mathematische Formeln, Buch- und Zeit-Verlagsgesellschaft Koeln, 1988, p. 221)

Definition at line 479 of file ellipse_refinement.cpp.

unsigned tuw::EllipseRefinement::Ellipse::ellipseSupport	(	const std::vector< cv::Point2f > &	points,
		double	inl_dist,
		std::vector< bool > &	inl_idx
	)

Compute support

Definition at line 347 of file ellipse_refinement.cpp.

void tuw::EllipseRefinement::Ellipse::get

(

cv::RotatedRect &

r

)

returns an opencv rotated rect des of the type transform

Definition at line 408 of file ellipse_refinement.cpp.

bool tuw::EllipseRefinement::Ellipse::insideEllipse	(	double	_a,
		double	_b,
		double	_x0,
		double	_y0,
		double	_phi,
		double	_x,
		double	_y
	)		const

Returns

true if the position x/y is inside the given ellipse using the ellipse equation

Returns true if the position x/y is inside the given ellipse using the ellipse equation

Definition at line 488 of file ellipse_refinement.cpp.

void tuw::EllipseRefinement::Ellipse::setEllipse	(	const double &	_x,
		const double &	_y,
		const double &	_a,
		const double &	_b,
		const double &	_phi
	)

Ellipse constructor

Parameters

_x	ellipse center point x [px]
_y	ellipse center point y [px]
_a	ellipse major semiaxes [px]
_a	ellipse minor semiaxes [px]
_phi	ellipse rotation [rad]

Definition at line 314 of file ellipse_refinement.cpp.

void tuw::EllipseRefinement::Ellipse::setEllipse

(

const cv::RotatedRect &

rect

)

Sets the ellipse parameter to get ready for detection based on an opencv rectancle opencv rotated rect

Sets the ellipse parameter to get ready for detection based on an opencv rectancle

Definition at line 327 of file ellipse_refinement.cpp.

Member Data Documentation

double tuw::EllipseRefinement::Ellipse::a

Definition at line 42 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::a2

private

Definition at line 35 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::a4

private

Definition at line 35 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::b

Definition at line 42 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::b2

private

Definition at line 35 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::b4

private

Definition at line 35 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::fit_error

Definition at line 46 of file ellipse_refinement.h.

int tuw::EllipseRefinement::Ellipse::id

Definition at line 38 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::phi

Definition at line 44 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::support

Definition at line 48 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::x

Definition at line 40 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::x2

private

Definition at line 36 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::y

Definition at line 40 of file ellipse_refinement.h.

double tuw::EllipseRefinement::Ellipse::y2

private

Definition at line 36 of file ellipse_refinement.h.

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

• ellipse_refinement.h
• ellipse_refinement.cpp