collision_checking::PolySolver Class Reference

A class solves polynomial degree (1,2,3) equations. More...

#include <intersect.h>

Static Public Member Functions
static int	solveCubic (BVH_REAL c[4], BVH_REAL s[3])
	Solve a cubic function with coefficients c, return roots s and number of roots.
static int	solveLinear (BVH_REAL c[2], BVH_REAL s[1])
	Solve a linear equation with coefficients c, return roots s and number of roots.
static int	solveQuadric (BVH_REAL c[3], BVH_REAL s[2])
	Solve a quadratic function with coefficients c, return roots s and number of roots.
Static Private Member Functions
static bool	cbrt (BVH_REAL v)
	Compute v^{1/3}.
static bool	isZero (BVH_REAL v)
	Check whether v is zero.
Static Private Attributes
static const BVH_REAL	NEAR_ZERO_THRESHOLD = 1e-9

Detailed Description

A class solves polynomial degree (1,2,3) equations.

Definition at line 49 of file intersect.h.

bool collision_checking::PolySolver::cbrt ( BVH_REAL v ) [inline, static, private]

Compute v^{1/3}.

Definition at line 51 of file intersect.cpp.

bool collision_checking::PolySolver::isZero ( BVH_REAL v ) [inline, static, private]

Check whether v is zero.

Definition at line 46 of file intersect.cpp.

int collision_checking::PolySolver::solveCubic	(	BVH_REAL	c[4],
		BVH_REAL	s[3]
	)			`[static]`

Solve a cubic function with coefficients c, return roots s and number of roots.

Definition at line 98 of file intersect.cpp.

int collision_checking::PolySolver::solveLinear	(	BVH_REAL	c[2],
		BVH_REAL	s[1]
	)			`[static]`

Solve a linear equation with coefficients c, return roots s and number of roots.

Definition at line 56 of file intersect.cpp.

int collision_checking::PolySolver::solveQuadric	(	BVH_REAL	c[3],
		BVH_REAL	s[2]
	)			`[static]`

Solve a quadratic function with coefficients c, return roots s and number of roots.

Definition at line 64 of file intersect.cpp.

Definition at line 68 of file intersect.h.

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