redistributor2D Class Reference
[Automatic Performance Tuning and Steering Framework]

A chare group that can redistribute user data arrays. It is used by binding it to a user's Chare Array. More...

#include <arrayRedistributor.h>

Inheritance diagram for redistributor2D:

Collaboration diagram for redistributor2D:


Public Member Functions
void	pup (PUP::er &p)
void	ckJustMigrated ()
int	top_data_idx ()
	The index in the global array for my top row.
int	bottom_data_idx ()
int	left_data_idx ()
int	right_data_idx ()
int	top_neighbor ()
int	bottom_neighbor ()
int	left_neighbor ()
int	right_neighbor ()
int	mywidth ()
	the width of the non-ghost part of the local partition
int	myheight ()
	the height (Y dimension) of the non-ghost part of the local partition
int	top_data_idx (int y, int y_total)
int	bottom_data_idx (int y, int y_total)
int	left_data_idx (int x, int x_total)
int	right_data_idx (int x, int x_total)
int	top_data_idx (int y)
int	bottom_data_idx (int y)
int	left_data_idx (int x)
int	right_data_idx (int x)
int	who_owns_idx_x (int i)
	Return which chare array element(x index) owns the global data item i.
int	who_owns_idx_y (int i)
	Return which chare array element(y index) owns the global data item i.
int	local_to_padded (int x, int y)
double	data_local (int which, int x, int y)
int	local_to_global_x (int x)
int	local_to_global_y (int y)
int	global_array_width ()
int	global_array_height ()
int	global_array_size ()
int	my_array_width ()
int	my_array_height ()
int	my_array_size ()
template<typename t>
t *	createDataArray (int which=0)
	Create an array. If multiple arrays are needed, each should have its own index.
template<typename t>
t *	getDataArray (int which=0)
void	setInitialDimensions (int width, int height, int x_chares_, int y_chares_, int x_ghosts=0, int y_ghosts=0)
	Constructor takes in the dimensions of the array, including any desired ghost layers The local part of the arrays will have (mywidth+x_ghosts2)(myheight+y_ghosts*2) elements.
void	setDimensions (int x_chares_, int y_chares_)
	redistributor2D ()
	redistributor2D (CkMigrateMessage *)
void	startup ()
void	printArrays ()
void	resizeGranules (int new_active_chare_cols, int new_active_chare_rows)
void	continueToNextStep ()
void	receiveTransposeData (redistributor2DMsg *msg)
Data Fields
std::map< int, double * >	data_arrays
std::map< int, int >	data_arrays_sizes
CProxyElement_ArrayElement	associatedArray
	The array associated with this data redistribution.
int	incoming_count
std::map< int, double * >	data_arrays_incoming
std::map< int, int >	data_arrays_incoming_sizes
bool	thisElemActive
	Is this array element active.
bool	resizeGranulesHasBeenCalled
CkVec< redistributor2DMsg * >	bufferedMsgs
Private Attributes
void *	fakeMemoryUsage
CkCallback	dataRedistributedCallback
int	x_chares
int	y_chares
int	data_width
int	data_height
int	data_x_ghost
int	data_y_ghost

Detailed Description

A chare group that can redistribute user data arrays. It is used by binding it to a user's Chare Array.

Definition at line 61 of file arrayRedistributor.h.

Constructor & Destructor Documentation

redistributor2D::redistributor2D ( ) [inline]

Definition at line 368 of file arrayRedistributor.h.

References bufferedMsgs, fakeMemoryUsage, incoming_count, and CkVec< T >::size().

redistributor2D::redistributor2D ( CkMigrateMessage * ) [inline]

Definition at line 375 of file arrayRedistributor.h.

References bufferedMsgs, and CkVec< T >::size().

Member Function Documentation

void redistributor2D::pup ( PUP::er & p ) [inline]

Definition at line 101 of file arrayRedistributor.h.

References associatedArray, data_arrays, data_arrays_incoming, data_arrays_incoming_sizes, data_arrays_sizes, data_height, data_width, data_x_ghost, data_y_ghost, dataRedistributedCallback, fakeMemoryUsage, free(), incoming_count, PUP::er::isPacking(), PUP::er::isUnpacking(), PUParray(), resizeGranulesHasBeenCalled, thisElemActive, x_chares, and y_chares.

void redistributor2D::ckJustMigrated ( void ) [inline]

Definition at line 176 of file arrayRedistributor.h.

int redistributor2D::top_data_idx	(	int	y,
		int	y_total
	)			`[inline]`

Definition at line 212 of file arrayRedistributor.h.

References data_height.

int redistributor2D::bottom_data_idx	(	int	y,
		int	y_total
	)			`[inline]`

Definition at line 216 of file arrayRedistributor.h.

References data_height.

int redistributor2D::left_data_idx	(	int	x,
		int	x_total
	)			`[inline]`

Definition at line 220 of file arrayRedistributor.h.

References data_width.

int redistributor2D::right_data_idx	(	int	x,
		int	x_total
	)			`[inline]`

Definition at line 224 of file arrayRedistributor.h.

References data_width.

int redistributor2D::top_data_idx ( int y ) [inline]

Definition at line 229 of file arrayRedistributor.h.

References data_height, and y_chares.

int redistributor2D::bottom_data_idx ( int y ) [inline]

Definition at line 233 of file arrayRedistributor.h.

References data_height, and y_chares.

int redistributor2D::left_data_idx ( int x ) [inline]

Definition at line 237 of file arrayRedistributor.h.

References data_width, and x_chares.

int redistributor2D::right_data_idx ( int x ) [inline]

Definition at line 241 of file arrayRedistributor.h.

References data_width, and x_chares.

int redistributor2D::who_owns_idx_x ( int i ) [inline]

Return which chare array element(x index) owns the global data item i.

Definition at line 246 of file arrayRedistributor.h.

References left_data_idx(), and right_data_idx().

Referenced by resizeGranules().

int redistributor2D::who_owns_idx_y ( int i ) [inline]

Return which chare array element(y index) owns the global data item i.

Definition at line 257 of file arrayRedistributor.h.

References bottom_data_idx(), and top_data_idx().

Referenced by resizeGranules().

int redistributor2D::local_to_padded	(	int	x,
		int	y
	)			`[inline]`

Definition at line 272 of file arrayRedistributor.h.

References data_x_ghost, data_y_ghost, myheight(), mywidth(), and thisElemActive.

Referenced by data_local().

double redistributor2D::data_local	(	int	which,
		int	x,
		int	y
	)			`[inline]`

Definition at line 279 of file arrayRedistributor.h.

References data_arrays, data_arrays_sizes, and local_to_padded().

int redistributor2D::local_to_global_x ( int x ) [inline]

Definition at line 286 of file arrayRedistributor.h.

References left_data_idx().

int redistributor2D::local_to_global_y ( int y ) [inline]

Definition at line 291 of file arrayRedistributor.h.

References top_data_idx().

int redistributor2D::global_array_width ( ) [inline]

Definition at line 295 of file arrayRedistributor.h.

References data_width.

Referenced by global_array_size().

int redistributor2D::global_array_height ( ) [inline]

Definition at line 299 of file arrayRedistributor.h.

References data_height.

Referenced by global_array_size().

int redistributor2D::global_array_size ( ) [inline]

Definition at line 303 of file arrayRedistributor.h.

References global_array_height(), and global_array_width().

int redistributor2D::my_array_width ( ) [inline]

Definition at line 307 of file arrayRedistributor.h.

References data_x_ghost, and mywidth().

Referenced by my_array_size().

int redistributor2D::my_array_height ( ) [inline]

Definition at line 311 of file arrayRedistributor.h.

References data_y_ghost, and myheight().

Referenced by my_array_size().

int redistributor2D::my_array_size ( ) [inline]

Definition at line 316 of file arrayRedistributor.h.

References my_array_height(), and my_array_width().

Referenced by createDataArray().

template<typename t>

t* redistributor2D::createDataArray ( int which = 0 ) [inline]

Create an array. If multiple arrays are needed, each should have its own index.

Definition at line 321 of file arrayRedistributor.h.

References data, data_arrays, data_arrays_sizes, and my_array_size().

template<typename t>

t* redistributor2D::getDataArray ( int which = 0 ) [inline]

Definition at line 337 of file arrayRedistributor.h.

References data_arrays.

void redistributor2D::setInitialDimensions	(	int	width,
		int	height,
		int	x_chares_,
		int	y_chares_,
		int	x_ghosts = `0`,
		int	y_ghosts = `0`
	)			`[inline]`

Constructor takes in the dimensions of the array, including any desired ghost layers The local part of the arrays will have (mywidth+x_ghosts*2)*(myheight+y_ghosts*2) elements.

Definition at line 343 of file arrayRedistributor.h.

References data_height, data_width, data_x_ghost, data_y_ghost, and setDimensions().