a min max box. More...

#include <ShapeAABB.h>

Public Member Functions
	CShapeBox (const CShapeBox &other)

	CShapeBox (const Vector3 &vMin, const Vector3 &vMax)

	CShapeBox (const CShapeBox *boxes, int nSize)

	CShapeBox (const Vector3 *points, int nSize)

	CShapeBox (const CShapeAABB &other)

const Vector3 &	GetMin () const
	Get min point of the box.

const Vector3 &	GetMax () const
	Get max point of the box.

void	SetMinMax (const Vector3 &min, const Vector3 &max)
	Setups a box from min & max vectors. More...

void	SetCenterExtents (const Vector3 &c, const Vector3 &e)
	Setups a box from center & extents vectors. More...

void	SetEmpty ()
	Setups an empty box.

bool	IsValid ()
	return false if it is empty. More...

void	SetPointBox (const Vector3 &pt)
	Setups a point box.

float	GetWidth () const

float	GetHeight () const

float	GetDepth () const

void	GetCenter (Vector3 *vec) const

Vector3	GetCenter () const

Vector3	GetExtent () const

void	Translate (const Vector3 &offset)
	translate by a offset

void	Extend (const Vector3 &vec)
	merge a point to box

void	Extend (const Vector3 *points, int nSize)
	Extends the point list. More...

void	Extend (const CShapeBox *boxes, int nSize)
	Extends the box list. More...

void	Extend (const CShapeOBB &p)
	Extends the AABB. More...

bool	Intersect (float hitDist, const Vector3 origPt, const Vector3 *dir) const

bool	Intersect (const CShapeSphere &sphere) const
	whether it intersect with a sphere

float	DistanceToPoint (const Vector3 &p, Vector3 *where) const
	Point-AABB distance based on code from Dave Eberly's Magic Software: Magic Software, Inc. More...

Vector3	Point (int i) const

Public Attributes
Vector3	m_Max

Vector3	m_Min

Detailed Description

a min max box.

Member Function Documentation

§ DistanceToPoint()

float ParaEngine::CShapeBox::DistanceToPoint	(	const Vector3 &	p,
		Vector3 *	where
	)		const

Point-AABB distance based on code from Dave Eberly's Magic Software: Magic Software, Inc.

http://www.magic-software.com return a rough distance square

§ Extend() [1/3]

void CShapeBox::Extend	(	const Vector3 *	points,
		int	nSize
	)

Extends the point list.

§ Extend() [2/3]

void CShapeBox::Extend	(	const CShapeBox *	boxes,
		int	nSize
	)

Extends the box list.

§ Extend() [3/3]

void ParaEngine::CShapeBox::Extend ( const CShapeOBB & p )

Extends the AABB.

§ IsValid()

bool CShapeBox::IsValid ( )

return false if it is empty.

i.e. having negative extents

§ SetCenterExtents()

void CShapeBox::SetCenterExtents	(	const Vector3 &	c,
		const Vector3 &	e
	)

Setups a box from center & extents vectors.

Parameters

c	[in] the center point
e	[in] the extents vector

§ SetMinMax()

void ParaEngine::CShapeBox::SetMinMax	(	const Vector3 &	min,
		const Vector3 &	max
	)

inline

Setups a box from min & max vectors.