TiledArray::detail::BlockedPmap Class Reference

Inheritance diagram for TiledArray::detail::BlockedPmap:

Collaboration diagram for TiledArray::detail::BlockedPmap:

Documentation

A blocked process map.

Map N elements among P processes into blocks that are approximately N/P elements in size. A minimum block size may also be specified.

Definition at line 38 of file blocked_pmap.h.

Public Types
typedef Pmap::size_type	size_type
	Key type. More...
Public Types inherited from TiledArray::Pmap
typedef std::size_t	size_type
	Size type. More...
typedef Iterator	const_iterator
	Iterator type. More...

Public Member Functions
	BlockedPmap (World &world, size_type size)
	Construct Blocked map. More...
virtual	~BlockedPmap ()
virtual size_type	owner (const size_type tile) const
	Maps tile to the processor that owns it. More...
virtual bool	is_local (const size_type tile) const
	Check that the tile is owned by this process. More...
virtual const_iterator	begin () const
	Begin local element iterator. More...
virtual const_iterator	end () const
	End local element iterator. More...
Public Member Functions inherited from TiledArray::Pmap
	Pmap (World &world, const size_type size)
	Process map constructor. More...
virtual	~Pmap ()
size_type	size () const
	Size accessor. More...
size_type	rank () const
	Process rank accessor. More...
size_type	procs () const
	Process count accessor. More...
virtual bool	known_local_size () const
	Queries whether local size is known. More...
size_type	local_size () const
	Local size accessor. More...
bool	empty () const
	Check if there are any local elements. More...
virtual bool	is_replicated () const
	Replicated array status. More...
const const_iterator	cbegin () const
	Begin local element iterator. More...
const const_iterator	cend () const
	End local element iterator. More...

Protected Attributes
const size_type	procs_
	The number of processes. More...
const size_type	rank_
	< The number of processes More...
const size_type	size_
	< The rank of this process More...
Protected Attributes inherited from TiledArray::Pmap
const size_type	rank_
	The rank of this process. More...
const size_type	procs_
	The number of processes. More...
const size_type	size_
	The number of tiles mapped among all processes. More...
std::vector< size_type >	local_
	A list of local tiles (may be empty, if not needed) More...
size_type	local_size_

Member Typedef Documentation

size_type

typedef Pmap::size_type TiledArray::detail::BlockedPmap::size_type

Key type.

Definition at line 54 of file blocked_pmap.h.

Constructor & Destructor Documentation

BlockedPmap()

TiledArray::detail::BlockedPmap::BlockedPmap ( World &  world, size_type  size  )

inline

Construct Blocked map.

Parameters

world	The world where the tiles will be mapped
size	The number of tiles to be mapped

Definition at line 60 of file blocked_pmap.h.

~BlockedPmap()

virtual TiledArray::detail::BlockedPmap::~BlockedPmap ( )

inlinevirtual

Definition at line 73 of file blocked_pmap.h.

Member Function Documentation

begin()

virtual const_iterator TiledArray::detail::BlockedPmap::begin ( ) const

inlinevirtual

Begin local element iterator.

Returns

An iterator that points to the beginning of the local element set

Reimplemented from TiledArray::Pmap.

Definition at line 95 of file blocked_pmap.h.

end()

virtual const_iterator TiledArray::detail::BlockedPmap::end ( ) const

inlinevirtual

End local element iterator.

Returns

An iterator that points to the beginning of the local element set

Reimplemented from TiledArray::Pmap.

Definition at line 98 of file blocked_pmap.h.

is_local()

virtual bool TiledArray::detail::BlockedPmap::is_local ( const size_type  tile ) const

inlinevirtual

Check that the tile is owned by this process.

Parameters

tile	The tile to be checked

Returns

true if tile is owned by this process, otherwise false .

Implements TiledArray::Pmap.

Definition at line 91 of file blocked_pmap.h.

owner()

virtual size_type TiledArray::detail::BlockedPmap::owner ( const size_type  tile ) const

inlinevirtual

Maps tile to the processor that owns it.

Parameters

tile	The tile to be queried

Returns

Processor that logically owns tile

Implements TiledArray::Pmap.

Definition at line 79 of file blocked_pmap.h.

Member Data Documentation

procs_

const size_type TiledArray::Pmap::procs_

protected

The number of processes.

Definition at line 61 of file pmap.h.

rank_

const size_type TiledArray::Pmap::rank_

protected

< The number of processes

Definition at line 60 of file pmap.h.

size_

const size_type TiledArray::Pmap::size_

protected

< The rank of this process

Definition at line 62 of file pmap.h.

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

• TiledArray/pmap/blocked_pmap.h