org.objectweb.proactive.ext.security.test.jacobi
Class SubMatrix

java.lang.Object
  org.objectweb.proactive.ext.security.test.jacobi.SubMatrix

public class SubMatrix
extends java.lang.Object

Author:

Laurent Baduel

Field Summary

static int	DEFAULT_HEIGHT Default height value of a submatrix
static int	DEFAULT_WIDTH Default width value of a submatrix

Constructor Summary

SubMatrix()
Empty constructor

SubMatrix(int x, int y)
Constructor

SubMatrix(java.lang.String name)

Method Summary

void	borderCompute() Builds the border part of the new submatrix that require the communications with other submatrix are done.
void	buildNeighborhood_MethodBarrier() METHODBARRIER
void	buildNeighborhood_NeighborBarrier() NEIGHBORBARRIER
void	buildNeighborhood_TotalBarrier() BTOTAL BARRIER
void	compute() Launch the calculus
void	exchange() Exchange the old values with the new
double	get(int x, int y) Returns the value at the specified position
void	internalCompute() Builds the central part of the new submatrix that does not require communication with other submatrix
void	loop_MethodBarrier() Loop METHODBARRIER
void	loop_NeighborBarrier() Loop NEIGHBORBARRIER
void	loop_TotalBarrier() Loop TOTAL BARRIER
void	sendBordersToNeighbors() Sends the border values to the corresponding neighbors
void	setEastBorder(double[] border) Set the east border
void	setNorthBorder(double[] border) Set the north border
void	setSouthBorder(double[] border) Set the south border
void	setWestBorder(double[] border) Set the west border
void	stop() Stops the submatrix

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_WIDTH

public static final int DEFAULT_WIDTH

Default width value of a submatrix

See Also:

Constant Field Values

DEFAULT_HEIGHT

public static final int DEFAULT_HEIGHT

Default height value of a submatrix

See Also:

Constant Field Values

Constructor Detail

SubMatrix

public SubMatrix()

Empty constructor

SubMatrix

public SubMatrix(java.lang.String name)

SubMatrix

public SubMatrix(int x,
                 int y)

Constructor

Parameters:

x - the width of the submatrix

y - the height of the matrix

Method Detail

get

public double get(int x,
                  int y)

Returns the value at the specified position

Parameters:

x - the column of the value

y - the line of the value

Returns:

the value at the specified position

internalCompute

public void internalCompute()

Builds the central part of the new submatrix that does not require communication with other submatrix

borderCompute

public void borderCompute()

Builds the border part of the new submatrix that require the communications with other submatrix are done.

exchange

public void exchange()

Exchange the old values with the new

buildNeighborhood_MethodBarrier

public void buildNeighborhood_MethodBarrier()

METHODBARRIER

buildNeighborhood_NeighborBarrier

public void buildNeighborhood_NeighborBarrier()

NEIGHBORBARRIER

buildNeighborhood_TotalBarrier

public void buildNeighborhood_TotalBarrier()

BTOTAL BARRIER

sendBordersToNeighbors

public void sendBordersToNeighbors()

Sends the border values to the corresponding neighbors

setNorthBorder

public void setNorthBorder(double[] border)

Set the north border

Parameters:

border - - the north border

setSouthBorder

public void setSouthBorder(double[] border)

Set the south border

Parameters:

border - - the south border

setWestBorder

public void setWestBorder(double[] border)

Set the west border

Parameters:

border - - the west border

setEastBorder

public void setEastBorder(double[] border)

Set the east border

Parameters:

border - - the east border

compute

public void compute()

Launch the calculus

loop_MethodBarrier

public void loop_MethodBarrier()

Loop METHODBARRIER

loop_NeighborBarrier

public void loop_NeighborBarrier()

Loop NEIGHBORBARRIER

loop_TotalBarrier

public void loop_TotalBarrier()

Loop TOTAL BARRIER

stop

public void stop()

Stops the submatrix