Class MasterPI

java.lang.Object
  MasterPI

public class MasterPI
extends Object

Uses many tasks to calculate PI. This is an adaptation of the cpi.c program developed using the MPI - Message-passing interface concurrent programming approach.

See Also:

http://www.open-mpi.org/, http://www.mpi-forum.org/, http://www.mcs.anl.gov/research/projects/mpi/usingmpi/examples/simplempi/cpi_c.htm

Field Summary

static int	N_intervals Number of intervals used to calculate PI.
static int	N_tasks Number of slaves used to calculate PI concurrently.
static Semaphore	reduce Semaphore used to tell when all the slaves are done.

Constructor Summary

MasterPI()

Method Summary

static void

main(String[] args) Main program.

Methods inherited from class java.lang.Object

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

Field Detail

N_intervals

public static final int N_intervals

Number of intervals used to calculate PI.

See Also:

Constant Field Values

N_tasks

public static final int N_tasks

Number of slaves used to calculate PI concurrently.

See Also:

Constant Field Values

reduce

public static Semaphore reduce

Semaphore used to tell when all the slaves are done.

Constructor Detail

MasterPI

public MasterPI()

Method Detail

main

public static void main(String[] args)

Main program.