#include <IceAABB.h>

Public Member Functions
inline_	AABB ()
	Constructor. More...

void	Extend (const Point &p)

inline_ void	GetCenter (Point &center) const
	Get box center. More...

inline_ float	GetCenter (udword axis) const
	Get component of the box's center along a given axis. More...

inline_ float	GetDepth () const

inline_ void	GetDiagonal (Point &diagonal) const
	Get box diagonal. More...

inline_ void	GetExtents (Point &extents) const
	Get box extents. More...

inline_ float	GetExtents (udword axis) const
	Get component of the box's extents along a given axis. More...

inline_ float	GetHeight () const

inline_ void	GetMax (Point &max) const
	Get max point of the box. More...

inline_ float	GetMax (udword axis) const
	Get component of the box's max point along a given axis. More...

inline_ void	GetMin (Point &min) const
	Get min point of the box. More...

inline_ float	GetMin (udword axis) const
	Get component of the box's min point along a given axis. More...

float	GetSize () const

inline_ float	GetVolume () const
	Volume. More...

inline_ float	GetWidth () const

inline_ bool	GomezIntersect (const AABB &a)

inline_ BOOL	Intersect (const AABB &a) const

inline_ BOOL	Intersect (const AABB &a, udword axis) const

inline_ BOOL	IsValid () const

inline_ AABB &	operator*= (float s)
	Operator for AABB *= float. Scales the extents, keeps same center. More...

inline_ AABB &	operator+= (const Point &trans)
	Operator for AABB += Point. Translates the box. More...

inline_ AABB &	operator/= (float s)
	Operator for AABB /= float. Scales the extents, keeps same center. More...

inline_ void	Rotate (const Matrix4x4 &mtx, AABB &aabb) const

void	SetCenterExtents (const Point &c, const Point &e)

void	SetEmpty ()

void	SetMinMax (const Point &min, const Point &max)

void	SetPoint (const Point &pt)

inline_	~AABB ()
	Destructor. More...

Public Attributes
	AABB_COMMON_METHODS
	Type-independent methods. More...

Private Attributes
Point	mCenter
	AABB Center. More...

Point	mExtents
	x, y and z extents More...

Detailed Description

AABB class.

Author: Pierre Terdiman

Version: 1.0

Definition at line 267 of file IceAABB.h.

Constructor & Destructor Documentation

◆ AABB()

inline_ AABB::AABB ( )

inline

Constructor.

Definition at line 271 of file IceAABB.h.

◆ ~AABB()

inline_ AABB::~AABB ( )

inline

Destructor.

Definition at line 273 of file IceAABB.h.

Member Function Documentation

◆ Extend()

void AABB::Extend ( const Point & p )

inline

Extends the AABB.

Parameters

p	[in] the next point

Definition at line 324 of file IceAABB.h.

◆ GetCenter() [1/2]

inline_ void AABB::GetCenter ( Point & center ) const

inline

Get box center.

Definition at line 353 of file IceAABB.h.

◆ GetCenter() [2/2]

inline_ float AABB::GetCenter ( udword axis ) const

inline

Get component of the box's center along a given axis.

Definition at line 358 of file IceAABB.h.

◆ GetDepth()

inline_ float AABB::GetDepth ( ) const

inline

Definition at line 366 of file IceAABB.h.

◆ GetDiagonal()

inline_ void AABB::GetDiagonal ( Point & diagonal ) const

inline

Get box diagonal.

Definition at line 363 of file IceAABB.h.

◆ GetExtents() [1/2]

inline_ void AABB::GetExtents ( Point & extents ) const

inline

Get box extents.

Definition at line 355 of file IceAABB.h.

◆ GetExtents() [2/2]

inline_ float AABB::GetExtents ( udword axis ) const

inline

Get component of the box's extents along a given axis.

Definition at line 360 of file IceAABB.h.

◆ GetHeight()

inline_ float AABB::GetHeight ( ) const

inline

Definition at line 365 of file IceAABB.h.

◆ GetMax() [1/2]

inline_ void AABB::GetMax ( Point & max ) const

inline

Get max point of the box.

Definition at line 345 of file IceAABB.h.

◆ GetMax() [2/2]

inline_ float AABB::GetMax ( udword axis ) const

inline

Get component of the box's max point along a given axis.

Definition at line 350 of file IceAABB.h.

◆ GetMin() [1/2]

inline_ void AABB::GetMin ( Point & min ) const

inline

Get min point of the box.

Definition at line 343 of file IceAABB.h.

◆ GetMin() [2/2]

inline_ float AABB::GetMin ( udword axis ) const

inline

Get component of the box's min point along a given axis.

Definition at line 348 of file IceAABB.h.

◆ GetSize()

float AABB::GetSize ( ) const

inline

Gets the size of the AABB. The size is defined as the longest extent.

Returns: the size of the AABB

Definition at line 316 of file IceAABB.h.

◆ GetVolume()

inline_ float AABB::GetVolume ( ) const

inline

Volume.

Definition at line 369 of file IceAABB.h.

◆ GetWidth()

inline_ float AABB::GetWidth ( ) const

inline

Definition at line 364 of file IceAABB.h.

◆ GomezIntersect()

inline_ bool AABB::GomezIntersect ( const AABB & a )

inline

The standard intersection method from Gamasutra. Just here to check its speed against the one above.

Parameters

a	[in] the other AABB

Returns: true on intersection

Definition at line 393 of file IceAABB.h.

◆ Intersect() [1/2]

inline_ BOOL AABB::Intersect ( const AABB & a ) const

inline

Computes the intersection between two AABBs.

Parameters

a	[in] the other AABB

Returns: true on intersection

Definition at line 378 of file IceAABB.h.

◆ Intersect() [2/2]

inline_ BOOL AABB::Intersect	(	const AABB &	a,
		udword	axis
	)		const

inline

Computes the 1D-intersection between two AABBs, on a given axis.

Parameters

a	[in] the other AABB
axis	[in] the axis (0, 1, 2)

Returns: true on intersection

Definition at line 409 of file IceAABB.h.

◆ IsValid()

inline_ BOOL AABB::IsValid ( ) const

inline

Checks the AABB is valid.

Returns: true if the box is valid

Definition at line 450 of file IceAABB.h.

◆ operator*=()

inline_ AABB& AABB::operator*= ( float s )

inline

Operator for AABB *= float. Scales the extents, keeps same center.

Definition at line 460 of file IceAABB.h.

◆ operator+=()

inline_ AABB& AABB::operator+= ( const Point & trans )

inline

Operator for AABB += Point. Translates the box.

Definition at line 466 of file IceAABB.h.

◆ operator/=()

inline_ AABB& AABB::operator/= ( float s )

inline

Operator for AABB /= float. Scales the extents, keeps same center.

Definition at line 463 of file IceAABB.h.

◆ Rotate()

inline_ void AABB::Rotate	(	const Matrix4x4 &	mtx,
		AABB &	aabb
	)		const

inline

Recomputes the AABB after an arbitrary transform by a 4x4 matrix.

Parameters

mtx	[in] the transform matrix
aabb	[out] the transformed AABB [can be *this]

Definition at line 424 of file IceAABB.h.

◆ SetCenterExtents()

void AABB::SetCenterExtents	(	const Point &	c,
		const Point &	e
	)

inline

Setups an AABB from center & extents vectors.

Parameters

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

Definition at line 294 of file IceAABB.h.

◆ SetEmpty()

void AABB::SetEmpty ( )

inline

Setups an empty AABB.

Definition at line 301 of file IceAABB.h.

◆ SetMinMax()

void AABB::SetMinMax	(	const Point &	min,
		const Point &	max
	)

inline

Setups an AABB from min & max vectors.

Parameters

min	[in] the min point
max	[in] the max point

Definition at line 285 of file IceAABB.h.

◆ SetPoint()

void AABB::SetPoint ( const Point & pt )

inline

Setups a point AABB.

Definition at line 308 of file IceAABB.h.

Member Data Documentation

◆ AABB_COMMON_METHODS

AABB::AABB_COMMON_METHODS

Type-independent methods.

Definition at line 276 of file IceAABB.h.

◆ mCenter

Point AABB::mCenter

private

AABB Center.

Definition at line 472 of file IceAABB.h.

◆ mExtents

Point AABB::mExtents

private

x, y and z extents

Definition at line 473 of file IceAABB.h.

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

IceAABB.h

Public Member Functions

Public Attributes

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ AABB()

◆ ~AABB()

Member Function Documentation

◆ Extend()

◆ GetCenter() [1/2]

◆ GetCenter() [2/2]

◆ GetDepth()

◆ GetDiagonal()

◆ GetExtents() [1/2]

◆ GetExtents() [2/2]

◆ GetHeight()

◆ GetMax() [1/2]

◆ GetMax() [2/2]

◆ GetMin() [1/2]

◆ GetMin() [2/2]

◆ GetSize()

◆ GetVolume()

◆ GetWidth()

◆ GomezIntersect()

◆ Intersect() [1/2]

◆ Intersect() [2/2]

◆ IsValid()

◆ operator*=()

◆ operator+=()

◆ operator/=()

◆ Rotate()

◆ SetCenterExtents()

◆ SetEmpty()

◆ SetMinMax()

◆ SetPoint()

Member Data Documentation

◆ AABB_COMMON_METHODS

◆ mCenter

◆ mExtents