GEO::Box2d Class Reference

Axis-aligned bounding box. More...

#include <geogram/basic/geometry.h>

Public Member Functions
	Box2d ()
	Constructs an uninitialized Box2d.
	Box2d (double x1, double y1, double x2, double y2)
	Constructs a box from lower and upper bounds.
	Box2d (const vec2 &lo, const vec2 &hi)
	Constructs a box from lower and upper bounds.
vec2	lo () const
	Gets the lower bounds.
vec2	hi () const
	Gets the higher bounds.
bool	contains (const vec2 &b) const
	Tests whether a box contains a point.
void	enlarge (double d)
	Enlarges the box.

Public Attributes
double	xy_min [2]
double	xy_max [2]

Detailed Description

Axis-aligned bounding box.

Definition at line 817 of file geometry.h.

Constructor & Destructor Documentation

Box2d() [1/3]

GEO::Box2d::Box2d ( )

inline

Constructs an uninitialized Box2d.

Definition at line 825 of file geometry.h.

Box2d() [2/3]

GEO::Box2d::Box2d ( double  x1, double  y1, double  x2, double  y2  )

inline

Constructs a box from lower and upper bounds.

Parameters

[in]	x1,y1	the lower bounds
[in]	x2,y2	the upper bounds

Definition at line 833 of file geometry.h.

Box2d() [3/3]

GEO::Box2d::Box2d ( const vec2 &  lo, const vec2 &  hi  )

inline

Constructs a box from lower and upper bounds.

Parameters

[in]	lo	the lower bound as a vec2
[in]	hi	the upper bound as a vec2

Definition at line 845 of file geometry.h.

Member Function Documentation

contains()

bool GEO::Box2d::contains ( const vec2 &  b ) const

inline

Tests whether a box contains a point.

Parameters

[in]

b

the point

Returns

true if this box contains b, false otherwise

Definition at line 873 of file geometry.h.

enlarge()

void GEO::Box2d::enlarge ( double  d )

inline

Enlarges the box.

Parameters

[in]

d

the amount that should be subtracted from the lower bounds and added to the upper bounds

Definition at line 890 of file geometry.h.

hi()

vec2 GEO::Box2d::hi ( ) const

inline

Gets the higher bounds.

Returns

the higher bounds as a vec2

Definition at line 864 of file geometry.h.

lo()

vec2 GEO::Box2d::lo ( ) const

inline

Gets the lower bounds.

Returns

the lower bounds as a vec2

Definition at line 856 of file geometry.h.

Member Data Documentation

xy_max

double GEO::Box2d::xy_max[2]

Definition at line 820 of file geometry.h.

xy_min

double GEO::Box2d::xy_min[2]

Definition at line 819 of file geometry.h.

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

• geogram/basic/geometry.h