org.apfloat.samples

Class PiParallel.ParallelBinarySplittingPiCalculator

java.lang.Object

org.apfloat.samples.Pi.BinarySplittingPiCalculator

org.apfloat.samples.PiParallel.ParallelBinarySplittingPiCalculator

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

PiDistributed.DistributedBinarySplittingPiCalculator

Enclosing class:

PiParallel

protected static class PiParallel.ParallelBinarySplittingPiCalculator
extends Pi.BinarySplittingPiCalculator

Parallel version of the binary splitting algorithm. Uses multiple threads to calculate pi in parallel.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ParallelBinarySplittingPiCalculator(Pi.BinarySplittingSeries series) Construct a parallel pi calculator with the specified precision and radix.

Method Summary

Modifier and Type	Method and Description
void	r(long n1, long n2, ApfloatHolder T, ApfloatHolder Q, ApfloatHolder P, Pi.BinarySplittingProgressIndicator progressIndicator) Entry point for the binary splitting algorithm.

Methods inherited from class java.lang.Object

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

Constructor Detail

ParallelBinarySplittingPiCalculator

public ParallelBinarySplittingPiCalculator(Pi.BinarySplittingSeries series)
                                    throws ApfloatRuntimeException

Construct a parallel pi calculator with the specified precision and radix.

Parameters:

series - The binary splitting series to be used.

Throws:

ApfloatRuntimeException

Method Detail

r

public void r(long n1,
              long n2,
              ApfloatHolder T,
              ApfloatHolder Q,
              ApfloatHolder P,
              Pi.BinarySplittingProgressIndicator progressIndicator)
       throws ApfloatRuntimeException

Description copied from class: Pi.BinarySplittingPiCalculator

Entry point for the binary splitting algorithm.

Overrides:

r in class Pi.BinarySplittingPiCalculator

Parameters:

n1 - Start term.

n2 - End term.

T - Algorithm parameter.

Q - Algorithm parameter.

P - Algorithm parameter.

progressIndicator - Class to print out the progress of the calculation.

Throws:

ApfloatRuntimeException