polynom_solver.cpp File Reference

#include "vision-precomp.h"
#include "polynom_solver.h"
#include <math.h>
#include <iostream>

Include dependency graph for polynom_solver.cpp:

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Macros
#define	CV_PI   3.14159265358979323846

Functions
int	solve_deg2 (double a, double b, double c, double &x1, double &x2)
int	solve_deg3 (double a, double b, double c, double d, double &x0, double &x1, double &x2)
	Reference : Eric W. More...
int	solve_deg4 (double a, double b, double c, double d, double e, double &x0, double &x1, double &x2, double &x3)
	Reference : Eric W. More...

Macro Definition Documentation

CV_PI

#define CV_PI   3.14159265358979323846

Definition at line 16 of file polynom_solver.cpp.

Referenced by my_cvLinearPolar(), and solve_deg3().

Function Documentation

solve_deg2()

int solve_deg2	(	double	a,
		double	b,
		double	c,
		double &	x1,
		double &	x2
	)

Definition at line 18 of file polynom_solver.cpp.

Referenced by solve_deg3().

solve_deg3()

int solve_deg3	(	double	a,
		double	b,
		double	c,
		double	d,
		double &	x0,
		double &	x1,
		double &	x2
	)

Reference : Eric W.

Weisstein. "Cubic Equation." From MathWorld–A Wolfram Web Resource. http://mathworld.wolfram.com/CubicEquation.html

Returns

Number of real roots found.

Definition at line 42 of file polynom_solver.cpp.

References CV_PI, R, and solve_deg2().

Referenced by solve_deg4().

solve_deg4()

int solve_deg4	(	double	a,
		double	b,
		double	c,
		double	d,
		double	e,
		double &	x0,
		double &	x1,
		double &	x2,
		double &	x3
	)

Reference : Eric W.

Weisstein. "Quartic Equation." From MathWorld–A Wolfram Web Resource. http://mathworld.wolfram.com/QuarticEquation.html

Returns

Number of real roots found.

Definition at line 108 of file polynom_solver.cpp.

References mrpt::obs::gnss::b2, mrpt::obs::gnss::b3, R, and solve_deg3().

Referenced by mrpt::vision::pnp::p3p::solve_for_lengths().