A basic mathematical interval class. More...

Public Member Functions
bool	operator== (const GfInterval &rhs) const
	Equality operator. More...

bool	operator!= (const GfInterval &rhs) const
	Inequality operator. More...

bool	operator< (const GfInterval &rhs) const
	Less-than operator. More...

size_t	Hash () const
	Hash value. More...

double	GetMin () const
	Minimum value. More...

double	GetMax () const
	Maximum value. More...

void	SetMin (double v)
	Set minimum value. More...

void	SetMin (double v, bool minClosed)
	Set minimum value and boundary condition. More...

void	SetMax (double v)
	Set maximum value. More...

void	SetMax (double v, bool maxClosed)
	Set maximum value and boundary condition. More...

bool	IsMinClosed () const
	Minimum boundary condition. More...

bool	IsMaxClosed () const
	Maximum boundary condition. More...

bool	IsMinOpen () const
	Minimum boundary condition. More...

bool	IsMaxOpen () const
	Maximum boundary condition. More...

bool	IsMaxFinite () const
	Returns true if the maximum value is finite. More...

bool	IsMinFinite () const
	Returns true if the minimum value is finite. More...

bool	IsFinite () const
	Returns true if both the maximum and minimum value are finite. More...

bool	IsEmpty () const
	Return true iff the interval is empty. More...

double	GetSize () const
	Width of the interval. More...

double	Size () const

bool	Contains (double d) const
	Return true iff the value d is contained in the interval. More...

bool	In (double d) const

bool	Contains (const GfInterval &i) const
	Return true iff the interval i is entirely contained in the interval. More...

bool	Intersects (const GfInterval &i) const
	Return true iff the given interval i intersects this interval. More...

Constructors
	GfInterval ()
	Construct an empty open interval, (0,0). More...

	GfInterval (double val)
	Construct a closed interval representing the single point, as [val,val]. More...

	GfInterval (double min, double max, bool minClosed=true, bool maxClosed=true)
	Construct an interval with the given arguments. More...

Math operations
GfInterval &	operator&= (const GfInterval &rhs)
	Boolean intersection. More...

GfInterval &	operator\|= (const GfInterval &rhs)
	Returns the interval that bounds the union of this interval and rhs. More...

GfInterval &	operator+= (const GfInterval &rhs)
	Interval addition. More...

GfInterval &	operator-= (const GfInterval &rhs)
	Interval subtraction. More...

GfInterval	operator- () const
	Interval unary minus. More...

GfInterval &	operator*= (const GfInterval &rhs)
	Interval multiplication. More...

bool	operator> (const GfInterval &rhs)
	Greater than operator. More...

bool	operator<= (const GfInterval &rhs)
	Less than or equal operator. More...

bool	operator>= (const GfInterval &rhs)
	Greater than or equal operator. More...

GfInterval	operator\| (const GfInterval &rhs) const
	Union operator. More...

GfInterval	operator& (const GfInterval &rhs) const
	Intersection operator. More...

GfInterval	operator+ (const GfInterval &rhs) const
	Addition operator. More...

GfInterval	operator- (const GfInterval &rhs) const
	Subtraction operator. More...

GfInterval	operator* (const GfInterval &rhs) const
	Multiplication operator. More...

Static Public Member Functions
static GfInterval	GetFullInterval ()
	Returns the full interval (-inf, inf). More...

Friends
size_t	hash_value (GfInterval const &i)

Detailed Description

A basic mathematical interval class.

Can represent intervals with either open or closed boundary conditions.

Definition at line 50 of file interval.h.

Constructor & Destructor Documentation

GfInterval ( )

inline

Construct an empty open interval, (0,0).

Definition at line 57 of file interval.h.

GfInterval ( double val )

inline

Construct a closed interval representing the single point, as [val,val].

Definition at line 63 of file interval.h.

GfInterval	(	double	min,
		double	max,
		bool	minClosed = `true`,
		bool	maxClosed = `true`
	)

inline

Construct an interval with the given arguments.

Definition at line 69 of file interval.h.

Member Function Documentation

bool Contains ( double d ) const

inline

Return true iff the value d is contained in the interval.

An empty interval contains no values.

Definition at line 185 of file interval.h.

bool Contains ( const GfInterval & i ) const

inline

Return true iff the interval i is entirely contained in the interval.

An empty interval contains no intervals, not even other empty intervals.

Definition at line 196 of file interval.h.

static GfInterval GetFullInterval ( )

inlinestatic

Returns the full interval (-inf, inf).

Definition at line 346 of file interval.h.

double GetMax ( ) const

inline

Maximum value.

Definition at line 116 of file interval.h.

double GetMin ( ) const

inline

Minimum value.

Definition at line 113 of file interval.h.

double GetSize ( ) const

inline

Width of the interval.

An empty interval has size 0.

Definition at line 176 of file interval.h.

size_t Hash ( ) const

inline

Hash value.

Just a basic hash function, not particularly high quality.

Definition at line 103 of file interval.h.

bool Intersects ( const GfInterval & i ) const

inline

Return true iff the given interval i intersects this interval.

Definition at line 201 of file interval.h.

bool IsEmpty ( ) const

inline

Return true iff the interval is empty.

Definition at line 168 of file interval.h.

bool IsFinite ( ) const

inline

Returns true if both the maximum and minimum value are finite.

Definition at line 163 of file interval.h.

bool IsMaxClosed ( ) const

inline

Maximum boundary condition.

Definition at line 142 of file interval.h.

bool IsMaxFinite ( ) const

inline

Returns true if the maximum value is finite.

Definition at line 151 of file interval.h.

bool IsMaxOpen ( ) const

inline

Maximum boundary condition.

Definition at line 148 of file interval.h.

bool IsMinClosed ( ) const

inline

Minimum boundary condition.

Definition at line 139 of file interval.h.

bool IsMinFinite ( ) const

inline

Returns true if the minimum value is finite.

Definition at line 157 of file interval.h.

bool IsMinOpen ( ) const

inline

Minimum boundary condition.

Definition at line 145 of file interval.h.

bool operator!= ( const GfInterval & rhs ) const

inline

Inequality operator.

Definition at line 83 of file interval.h.

GfInterval operator& ( const GfInterval & rhs ) const

inline

Intersection operator.

Definition at line 312 of file interval.h.

GfInterval& operator&= ( const GfInterval & rhs )

inline

Boolean intersection.

Definition at line 209 of file interval.h.

GfInterval operator* ( const GfInterval & rhs ) const

inline

Multiplication operator.

Definition at line 336 of file interval.h.

GfInterval& operator*= ( const GfInterval & rhs )

inline

Interval multiplication.

Definition at line 275 of file interval.h.

GfInterval operator+ ( const GfInterval & rhs ) const

inline

Addition operator.

Definition at line 320 of file interval.h.

GfInterval& operator+= ( const GfInterval & rhs )

inline

Interval addition.

Definition at line 254 of file interval.h.

GfInterval operator- ( ) const

inline

Interval unary minus.

Definition at line 270 of file interval.h.

GfInterval operator- ( const GfInterval & rhs ) const

inline

Subtraction operator.

Definition at line 328 of file interval.h.

GfInterval& operator-= ( const GfInterval & rhs )

inline

Interval subtraction.

Definition at line 265 of file interval.h.

bool operator< ( const GfInterval & rhs ) const

inline

Less-than operator.

Definition at line 88 of file interval.h.

bool operator<= ( const GfInterval & rhs )

inline

Less than or equal operator.

Definition at line 292 of file interval.h.

bool operator== ( const GfInterval & rhs ) const

inline

Equality operator.

Definition at line 78 of file interval.h.

bool operator> ( const GfInterval & rhs )

inline

Greater than operator.

Definition at line 286 of file interval.h.

bool operator>= ( const GfInterval & rhs )

inline

Greater than or equal operator.

Definition at line 298 of file interval.h.

GfInterval operator| ( const GfInterval & rhs ) const

inline

Union operator.

Definition at line 304 of file interval.h.

GfInterval& operator|= ( const GfInterval & rhs )

inline

Returns the interval that bounds the union of this interval and rhs.

Definition at line 232 of file interval.h.

void SetMax ( double v )

inline

Set maximum value.

Definition at line 129 of file interval.h.

void SetMax	(	double	v,
		bool	maxClosed
	)

inline

Set maximum value and boundary condition.

Definition at line 134 of file interval.h.

void SetMin ( double v )

inline

Set minimum value.

Definition at line 119 of file interval.h.

void SetMin	(	double	v,
		bool	minClosed
	)

inline

Set minimum value and boundary condition.

Definition at line 124 of file interval.h.

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

pxr/base/gf/interval.h

Public Member Functions

Static Public Member Functions

Friends

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation