mln::accu::center< P, V > Struct Template Reference [On site sets]

Mass center accumulator. More...

#include <center.hh>

Inheritance diagram for mln::accu::center< P, V >:

List of all members.

Public Types
typedef P	argument
typedef Accumulator< void >	category
typedef center< P, V >	exact_t
typedef V	q_result
typedef V	result
Public Member Functions
	center ()
bool	is_valid () const
	Check whether this accu is able to return a result.
	operator P () const
V	subj_ ()
void	take_as_init (const T &t)
	Take as initialization the value t.
void	take_as_init_ (const T &t)
	Default implementation of "take as initialization".
void	take_n_times (unsigned n, const T &t)
	Take n times the value t.
void	take_n_times_ (unsigned n, const T &t)
	Default implementation of "take n times".
V	to_result () const
	Get the value of the accumulator.
void	init ()
	Manipulators.
void	take (const argument &t)
void	take (const center< P, V > &other)
Protected Attributes
algebra::vec< P::dim, typename mln::value::props< typename P::coord >::sum >	center_
unsigned	nsites_

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Detailed Description

template<typename P, typename V = typename P::vec>
struct mln::accu::center< P, V >

Mass center accumulator.

Template Parameters:

	P	the type of site.
	V	the type of vector to be used as result. The default vector type is the one provided by P.

---

Member Typedef Documentation

template<typename P, typename V = typename P::vec>

typedef P mln::accu::center< P, V >::argument

typedef Accumulator<void> mln::Accumulator< center< P, V > >::category [inherited]

Reimplemented from mln::Proxy< center< P, V > >.

typedef center< P, V > mln::Object< center< P, V > >::exact_t [inherited]

typedef V mln::accu::internal::base< V , center< P, V > >::q_result [inherited]

template<typename P, typename V = typename P::vec>

typedef V mln::accu::center< P, V >::result

Reimplemented from mln::accu::internal::base< V, center< P, V > >.

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Constructor & Destructor Documentation

template<typename P , typename V >

mln::accu::center< P, V >::center

(

)

[inline]

References mln::accu::center< P, V >::init().

---

Member Function Documentation

template<typename P , typename V >

void mln::accu::center< P, V >::init

(

)

[inline]

Manipulators.

References mln::accu::center< P, V >::center_, mln::accu::center< P, V >::nsites_, and mln::literal::zero.

Referenced by mln::accu::center< P, V >::center().

template<typename P , typename V >

bool mln::accu::center< P, V >::is_valid

(

)

const [inline]

Check whether this accu is able to return a result.

References mln::accu::center< P, V >::nsites_.

Referenced by mln::accu::center< P, V >::to_result().

template<typename P , typename V >

mln::accu::center< P, V >::operator P

(

)

const [inline]

References mln::accu::center< P, V >::to_result().

V mln::accu::internal::base< V , center< P, V > >::subj_

(

)

[inherited]

template<typename P , typename V >

void mln::accu::center< P, V >::take

(

const argument &

t

)

[inline]

References mln::accu::center< P, V >::center_, and mln::accu::center< P, V >::nsites_.

Referenced by mln::registration::get_mu_yk().

template<typename P , typename V >

void mln::accu::center< P, V >::take

(

const center< P, V > &

other

)

[inline]

References mln::accu::center< P, V >::center_, and mln::accu::center< P, V >::nsites_.

void mln::Accumulator< center< P, V > >::take_as_init

(

const T &

t

)

[inherited]

Take as initialization the value t.

Dev note: this is a final method; override if needed by take_as_init_ (ending with '_').

void mln::Accumulator< center< P, V > >::take_as_init_

(

const T &

t

)

[inherited]

Default implementation of "take as initialization".

void mln::Accumulator< center< P, V > >::take_n_times	(	unsigned	n,
		const T &	t
	)			[inherited]

Take n times the value t.

Dev note: this is a final method; override if needed by take_as_init_ (ending with '_').

void mln::Accumulator< center< P, V > >::take_n_times_	(	unsigned	n,
		const T &	t
	)			[inherited]

Default implementation of "take n times".

template<typename P , typename V >

V mln::accu::center< P, V >::to_result

(

)

const [inline]

Get the value of the accumulator.

References mln::accu::center< P, V >::center_, mln::accu::center< P, V >::is_valid(), and mln::accu::center< P, V >::nsites_.

Referenced by mln::registration::get_mu_yk(), and mln::accu::center< P, V >::operator P().

---

Member Data Documentation

template<typename P, typename V = typename P::vec>

algebra::vec<P::dim, typename mln::value::props< typename P ::coord >::sum> mln::accu::center< P, V >::center_ [protected]

Referenced by mln::accu::center< P, V >::init(), mln::accu::center< P, V >::take(), and mln::accu::center< P, V >::to_result().

template<typename P, typename V = typename P::vec>

unsigned mln::accu::center< P, V >::nsites_ [protected]

Referenced by mln::accu::center< P, V >::init(), mln::accu::center< P, V >::is_valid(), mln::accu::center< P, V >::take(), and mln::accu::center< P, V >::to_result().