msl::Mask Class Reference

A two dimensional mask. More...

#include <Mask.h>

Public Types
using	Point = Vector2l
	2D point, as (column, row)
using	Shape = Vector2l
	Shape of the mask, as (column, row)
using	Points = std::vector<Point>

Public Member Functions
	Mask (Shape const &shape={}, bool value=true)
	Create a constant mask.
std::size_t	size () const
	Return the total number of points in the mask.
Shape const &	shape () const
	Return the shape of the mask.
std::size_t	count () const
	Return the number of enabled points.
Mask &	enable (Point const &p)
	Enable a point.
Mask &	disable (Point const &p)
	Disable a point.
bool	enabled (Point const &p) const
	Check whether the point is enabled.
Mask &	flip ()
	Switch the status of all points (enabled ↔ disabled)
Mask &	operator|= (Mask const &right)
	In-place union of two masks.
Mask &	operator&= (Mask const &right)
	In-place intersection of two masks.
Points	enabledPoints () const
	Return a vector of enabled points.

Static Public Member Functions
static bool	lessX (Point const &p, Point const &q)
	Compare points according to their x coordinate.
static bool	lessY (Point const &p, Point const &q)
	Compare points according to their y coordinate.

Protected Member Functions
std::size_t	_index (Point const &p) const
	Return the linear index corresponding to a point.

Protected Attributes
Shape	_shape
boost::dynamic_bitset	_mask

Detailed Description

A two dimensional mask.

Member Typedef Documentation

Point

using msl::Mask::Point = Vector2l

2D point, as (column, row)

Shape

using msl::Mask::Shape = Vector2l

Shape of the mask, as (column, row)

Points

using msl::Mask::Points = std::vector<Point>

Constructor & Destructor Documentation

Mask()

msl::Mask::Mask	(	Shape const &	shape = {},
		bool	value = true )

Create a constant mask.

Member Function Documentation

lessX()

static bool msl::Mask::lessX ( Point const & p, Point const & q )

inlinestatic

Compare points according to their x coordinate.

lessY()

static bool msl::Mask::lessY ( Point const & p, Point const & q )

inlinestatic

Compare points according to their y coordinate.

size()

std::size_t msl::Mask::size

(

)

const

Return the total number of points in the mask.

shape()

Shape const & msl::Mask::shape

(

)

const

Return the shape of the mask.

count()

std::size_t msl::Mask::count

(

)

const

Return the number of enabled points.

enable()

Mask & msl::Mask::enable

(

Point const &

p

)

Enable a point.

disable()

Mask & msl::Mask::disable

(

Point const &

p

)

Disable a point.

enabled()

bool msl::Mask::enabled

(

Point const &

p

)

const

Check whether the point is enabled.

flip()

Mask & msl::Mask::flip

(

)

Switch the status of all points (enabled ↔ disabled)

operator|=()

Mask & msl::Mask::operator|=

(

Mask const &

right

)

In-place union of two masks.

operator&=()

Mask & msl::Mask::operator&=

(

Mask const &

right

)

In-place intersection of two masks.

enabledPoints()

Points msl::Mask::enabledPoints

(

)

const

Return a vector of enabled points.

_index()

std::size_t msl::Mask::_index ( Point const & p ) const

protected

Return the linear index corresponding to a point.

Member Data Documentation

_shape

Shape msl::Mask::_shape

protected

_mask

boost::dynamic_bitset msl::Mask::_mask

protected

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

• msl/Mask.h