Box Class Reference

The Box class represents an axis-aligned box in 3D space (usually a bounding box). More...

#include <box.h>

Public Member Functions
	Box (const Point &point=Point())
	Box (const Point &minimum, const Point &maximum)
void	expand (const Point &p)
void	expand (const Box &b)
Point	center () const
float	radius () const
Point	min () const
Point	max () const

Detailed Description

The Box class represents a box in 3D space through its (min, max) corners. This class is suitable for representing axis-aligned boxes (but not oriented boxes). A typical use is for representing the bounding box of an object or group of objects.

Constructor & Destructor Documentation

Box::Box

(

const Point &

point = Point()

)

Constructs a box containing a single point (minimum=maximum=point).

Box::Box	(	const Point &	minimum,
		const Point &	maximum
	)

Constructs a box from two points (minimum, maximum).

Member Function Documentation

Point Box::center

(

)

const

Draws the box (wireframe).

Returns the center of the box.

void Box::expand

(

const Point &

p

)

Expands the box so that it includes point p.

void Box::expand

(

const Box &

b

)

Expands the box so that it includes box b.

Point Box::max

(

)

const

Returns the maximum corner of the box.

Point Box::min

(

)

const

Returns the minimum corner of the box.

float Box::radius

(

)

const

Returns half the box's diagonal, that is, the radius of a sphere bounding the box.