libMesh::BoundingBox Class Reference

Defines a Cartesian bounding box by the two corner extremum. More...

#include <bounding_box.h>

Inheritance diagram for libMesh::BoundingBox:

Public Member Functions
	BoundingBox (const Point &new_min, const Point &new_max)
	BoundingBox (const std::pair< Point, Point > &bbox)
	BoundingBox ()
	Default constructor sets invalid bounds. More...
void	invalidate ()
const Point &	min () const
Point &	min ()
const Point &	max () const
Point &	max ()
bool	intersects (const BoundingBox &) const
bool	intersects (const BoundingBox &, Real abstol) const
bool	intersect (const BoundingBox &b) const
bool	contains_point (const Point &) const
void	intersect_with (const BoundingBox &)
void	union_with (const Point &p)
void	union_with (const BoundingBox &)

Detailed Description

Defines a Cartesian bounding box by the two corner extremum.

Definition at line 40 of file bounding_box.h.

Constructor & Destructor Documentation

BoundingBox() [1/3]

libMesh::BoundingBox::BoundingBox	(	const Point &	new_min,
		const Point &	new_max
	)

Definition at line 44 of file bounding_box.h.

                                      :
    std::pair<Point, Point>(new_min, new_max)
  {}

BoundingBox() [2/3]

libMesh::BoundingBox::BoundingBox

(

const std::pair< Point, Point > &

bbox

)

Definition at line 49 of file bounding_box.h.

                                                   :
    std::pair<Point, Point> (bbox)
  {}

BoundingBox() [3/3]

libMesh::BoundingBox::BoundingBox

(

)

Default constructor sets invalid bounds.

Definition at line 56 of file bounding_box.h.

References invalidate().

  {
    this->invalidate();
  }

Member Function Documentation

contains_point()

bool libMesh::BoundingBox::contains_point

(

const Point &

)

const

intersect()

bool libMesh::BoundingBox::intersect

(

const BoundingBox &

b

)

const

Returns

true if the other bounding box has a non-empty intersection with this bounding box.

Deprecated:

Use the BoundingBox::intersects() function instead.

Definition at line 121 of file bounding_box.h.

References intersects().

  { libmesh_deprecated(); return this->intersects(b); }

intersect_with()

void libMesh::BoundingBox::intersect_with

(

const BoundingBox &

)

intersects() [1/2]

bool libMesh::BoundingBox::intersects

(

const BoundingBox &

)

const

Referenced by intersect().

intersects() [2/2]

bool libMesh::BoundingBox::intersects	(	const BoundingBox &	,
		Real	abstol
	)		const

invalidate()

void libMesh::BoundingBox::invalidate

(

)

Definition at line 64 of file bounding_box.h.

References std::max().

Referenced by BoundingBox().

  {
    for (unsigned int i=0; i<LIBMESH_DIM; i++)
      {
        this->first(i)  =  std::numeric_limits<Real>::max();
        this->second(i) = -std::numeric_limits<Real>::max();
      }
  }

max() [1/2]

const Point& libMesh::BoundingBox::max

(

)

const

Definition at line 85 of file bounding_box.h.

Referenced by union_with().

  { return this->second; }

max() [2/2]

Point& libMesh::BoundingBox::max

(

)

Definition at line 88 of file bounding_box.h.

  { return this->second; }

min() [1/2]

const Point& libMesh::BoundingBox::min

(

)

const

Definition at line 76 of file bounding_box.h.

Referenced by union_with().

  { return this->first; }

min() [2/2]

Point& libMesh::BoundingBox::min

(

)

Definition at line 79 of file bounding_box.h.

  { return this->first; }

union_with() [1/2]

void libMesh::BoundingBox::union_with

(

const Point &

p

)

Definition at line 157 of file bounding_box.h.

References std::max(), max(), std::min(), and min().

{
  for (unsigned int i=0; i<LIBMESH_DIM; i++)
    {
      min()(i) = std::min(min()(i), p(i));
      max()(i) = std::max(max()(i), p(i));
    }
}

union_with() [2/2]

void libMesh::BoundingBox::union_with

(

const BoundingBox &

)

---

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

• include/geom/bounding_box.h