mln::accu::rms< T, V > Struct Template Reference
[On values]

Generic root mean square accumulator class. More...

#include <rms.hh>

Inheritance diagram for mln::accu::rms< T, V >:

Inheritance graph

List of all members.

Public Types

typedef T argument
typedef Accumulator< void > category
typedef E exact_t
typedef R q_result
typedef mln::metal::unqualif
< R >::ret 
result

Public Member Functions

hook_value_ () const
 Return the underlying value used to compute the result.
bool is_valid () const
 Check whether this accu is able to return a result.
 rms ()
subj_ ()
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.
template<typename T>
void take_n_times_ (unsigned n, const T &t)
 Default implementation of "take n times".
to_result () const
 Get the value of the accumulator.
void init ()
 Manipulators.
void take (const rms< T, V > &other)
void take (const T &p)
void take_as_init_ (const T &p)
 Default implementation of "take as initialization".

Protected Attributes

unsigned count_
v_


Detailed Description

template<typename T, typename V>
struct mln::accu::rms< T, V >

Generic root mean square accumulator class.

The parameter T is the type of the root mean square value.

Definition at line 52 of file accu/rms.hh.


Member Typedef Documentation

template<typename T, typename V>
typedef T mln::accu::rms< T, V >::argument

Definition at line 54 of file accu/rms.hh.

template<typename E>
typedef Accumulator<void> mln::Accumulator< E >::category [inherited]

Reimplemented from mln::Proxy< E >.

Definition at line 80 of file accumulator.hh.

template<typename E>
typedef E mln::Object< E >::exact_t [inherited]

Definition at line 172 of file object.hh.

template<typename R, typename E>
typedef R mln::accu::internal::base< R, E >::q_result [inherited]

Definition at line 58 of file base.hh.

template<typename R, typename E>
typedef mln::metal::unqualif< R >::ret mln::accu::internal::base< R, E >::result [inherited]


Constructor & Destructor Documentation

template<typename T, typename V>
mln::accu::rms< T, V >::rms (  )  [inline]

Definition at line 104 of file accu/rms.hh.

References mln::accu::rms< T, V >::init().


Member Function Documentation

template<typename T, typename V>
V mln::accu::rms< T, V >::hook_value_ (  )  const [inline]

Return the underlying value used to compute the result.

v = sum(t * t);

Definition at line 158 of file accu/rms.hh.

References mln::accu::rms< T, V >::v_.

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

template<typename T, typename V>
void mln::accu::rms< T, V >::init (  )  [inline]

Manipulators.

Definition at line 112 of file accu/rms.hh.

References mln::accu::rms< T, V >::count_, mln::accu::rms< T, V >::v_, and mln::literal::zero.

Referenced by mln::accu::rms< T, V >::rms().

template<typename T, typename V>
bool mln::accu::rms< T, V >::is_valid (  )  const [inline]

Check whether this accu is able to return a result.

Always true here.

Definition at line 166 of file accu/rms.hh.

template<typename R, typename E>
R base::subj_ (  )  [inline, inherited]

Definition at line 77 of file base.hh.

References mln::exact().

template<typename T, typename V>
void mln::accu::rms< T, V >::take ( const rms< T, V > &  other  )  [inline]

Definition at line 139 of file accu/rms.hh.

References mln::accu::rms< T, V >::count_, and mln::accu::rms< T, V >::v_.

template<typename T, typename V>
void mln::accu::rms< T, V >::take ( const T &  p  )  [inline]

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 >.

Definition at line 186 of file accumulator.hh.

References mln::exact(), and mln::mln_exact().

Referenced by mln::morpho::elementary::impl::gradient_on_function(), and mln::morpho::elementary::impl::gradient_on_function_fastest().

template<typename T, typename V>
void mln::accu::rms< T, V >::take_as_init_ ( const T &  t  )  [inline]

Default implementation of "take as initialization".

Reimplemented from mln::Accumulator< E >.

Definition at line 121 of file accu/rms.hh.

References mln::accu::rms< T, V >::count_, and mln::accu::rms< T, V >::v_.

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 '_').

Definition at line 213 of file accumulator.hh.

References mln::exact(), and mln::mln_exact().

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

Default implementation of "take n times".

Reimplemented in mln::accu::stat::var< T >.

Definition at line 230 of file accumulator.hh.

References mln::exact().

template<typename T, typename V>
V mln::accu::rms< T, V >::to_result (  )  const [inline]


Member Data Documentation

template<typename T, typename V>
unsigned mln::accu::rms< T, V >::count_ [protected]

template<typename T, typename V>
V mln::accu::rms< T, V >::v_ [protected]


Generated on Sun Apr 25 01:57:21 2010 for Milena (Olena) by  doxygen 1.5.6