BoundingVolumes::AABBT< T > Class Template Reference

Axis-aligned bounding box as bounding volume. More...

#include <EBGeometry_BoundingVolumes.hpp>

Public Types
using	Vec3 = Vec3T< T >
	Alias which cuts down on typing.

Public Member Functions
	AABBT () noexcept
	Default constructor (does nothing)
	AABBT (const Vec3T< T > &a_lo, const Vec3T< T > &a_hi) noexcept
	Full constructor taking the low/high corners of the bounding box. More...
	AABBT (const AABBT &a_other) noexcept
	Copy constructor of another bounding box. More...
	AABBT (const std::vector< AABBT< T >> &a_others) noexcept
	Constructor which creates an AABB which encloses a set of other AABBs. More...
template<class P >
	AABBT (const std::vector< Vec3T< P >> &a_points) noexcept
	Template constructor (since mixed precision allowed) which creates an AABB that encloses a set of 3D points. More...
virtual	~AABBT () noexcept
	Destructor (does nothing)
AABBT &	operator= (const AABBT< T > &a_other)=default
	Copy assignment. More...
template<class P >
void	define (const std::vector< Vec3T< P >> &a_points) noexcept
	Define function (since mixed precision allowed) which sets this AABB such that it encloses a set of 3D points. More...
bool	intersects (const AABBT &a_other) const noexcept
	Check if this AABB intersects another AABB. More...
Vec3T< T > &	getLowCorner () noexcept
	Get the modifiable lower-left corner of the AABB.
const Vec3T< T > &	getLowCorner () const noexcept
	Get the immutable lower-left corner of the AABB.
Vec3T< T > &	getHighCorner () noexcept
	Get the modifiable upper-right corner of the AABB.
const Vec3T< T > &	getHighCorner () const noexcept
	Get the immutable upper-right corner of the AABB.
Vec3	getCentroid () const noexcept
	Get bounding volume centroid.
T	getOverlappingVolume (const AABBT< T > &a_other) const noexcept
	Compute the overlapping volume between this AABB and another AABB. More...
T	getDistance (const Vec3 &a_x0) const noexcept
	Get the distance to this AABB (points inside the bounding box have a zero distance) More...
T	getVolume () const noexcept
	Compute the bounding box volume.
T	getArea () const noexcept
	Compute the bounding box area.

Protected Attributes
Vec3	m_loCorner
	Lower-left corner of bounding box.
Vec3	m_hiCorner
	Upper-right corner of bounding box.

Friends
std::ostream &	operator<< (std::ostream &os, const AABBT< T > &aabb)
	For outputting a vector to an output stream.

Detailed Description

template<class T>
class BoundingVolumes::AABBT< T >

Axis-aligned bounding box as bounding volume.

This class represents a Cartesian box that encloses a set of 3D points.

Note

The template parameter T is the precision.

Constructor & Destructor Documentation

AABBT() [1/4]

template<class T >

BoundingVolumes::AABBT< T >::AABBT ( const Vec3T< T > &  a_lo, const Vec3T< T > &  a_hi  )

inlinenoexcept

Full constructor taking the low/high corners of the bounding box.

Parameters

[in]	a_lo	Low corner
[in]	a_hi	High

AABBT() [2/4]

template<class T >

BoundingVolumes::AABBT< T >::AABBT ( const AABBT< T > &  a_other )

inlinenoexcept

Copy constructor of another bounding box.

Parameters

[in]

a_other

Other bounding box

AABBT() [3/4]

template<class T >

BoundingVolumes::AABBT< T >::AABBT ( const std::vector< AABBT< T >> &  a_others )

inlinenoexcept

Constructor which creates an AABB which encloses a set of other AABBs.

Parameters

[in]

a_others

Other bounding boxes

AABBT() [4/4]

template<class T >

template<class P >

BoundingVolumes::AABBT< T >::AABBT ( const std::vector< Vec3T< P >> &  a_points )

inlinenoexcept

Template constructor (since mixed precision allowed) which creates an AABB that encloses a set of 3D points.

Parameters

[in]

a_points

Set of 3D points

Note

Calls the define function

Member Function Documentation

define()

template<class T >

template<class P >

void BoundingVolumes::AABBT< T >::define ( const std::vector< Vec3T< P >> &  a_points )

inlinenoexcept

Define function (since mixed precision allowed) which sets this AABB such that it encloses a set of 3D points.

Parameters

[in]

a_points

Set of 3D points

getDistance()

template<class T >

T BoundingVolumes::AABBT< T >::getDistance ( const Vec3 &  a_x0 ) const

inlinenoexcept

Get the distance to this AABB (points inside the bounding box have a zero distance)

Parameters

[in]

a_x0

3D point

Returns

Returns the distance to the bounding box (a point inside has a zero distance)

getOverlappingVolume()

template<class T >

T BoundingVolumes::AABBT< T >::getOverlappingVolume ( const AABBT< T > &  a_other ) const

inlinenoexcept

Compute the overlapping volume between this AABB and another AABB.

Parameters

[in]

a_other

The other AABB

Returns

Returns overlapping volume

intersects()

template<class T >

bool BoundingVolumes::AABBT< T >::intersects ( const AABBT< T > &  a_other ) const

inlinenoexcept

Check if this AABB intersects another AABB.

Parameters

[in]

a_other

The other AABB

Returns

True if they intersect and false otherwise.

operator=()

template<class T >

AABBT& BoundingVolumes::AABBT< T >::operator= ( const AABBT< T > &  a_other )

default

Copy assignment.

Parameters

[in]

a_other

Other bounding box

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

• /home/runner/work/EBGeometry/EBGeometry/Source/EBGeometry_BoundingVolumes.hpp