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

Mass center accumulator. More...

#include <center.hh>

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

List of all members.

Public Member Functions
bool	is_valid () const
	Check whether this accu is able to return a result.
template<typename T>
void	take_as_init (const T &t)
	Take as initialization the value t.
template<typename T>
void	take_n_times (unsigned n, const T &t)
	Take n times the value t.
V	to_result () const
	Get the value of the accumulator.
void	init ()
	Manipulators.

---

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 Function Documentation

template<typename P, typename V>

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

(

)

[inline]

Manipulators.

References mln::literal::zero.

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.

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

template<typename E>

template<typename T>

void mln::Accumulator< E >::take_as_init

(

const T &

t

)

[inline, inherited]

Take as initialization the value t.

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

Reimplemented in mln::accu::stat::variance< T, S, R >.

References mln::mln_exact().

template<typename E>

template<typename T>

void mln::Accumulator< E >::take_n_times	(	unsigned	n,
		const T &	t
	)			[inline, inherited]

Take n times the value t.

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

References mln::mln_exact().

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 >::is_valid().