org.apfloat.samples
Class PiParallel.ParallelChudnovskyPiCalculator

java.lang.Object
  extended by org.apfloat.samples.PiParallel.ParallelChudnovskyPiCalculator
All Implemented Interfaces:
Serializable, Operation<Apfloat>
Direct Known Subclasses:
PiDistributed.DistributedChudnovskyPiCalculator
Enclosing class:
PiParallel

public static class PiParallel.ParallelChudnovskyPiCalculator
extends Object
implements Operation<Apfloat>

Class for calculating pi using the parallel Chudnovskys' binary splitting algorithm.

See Also:
Serialized Form

Constructor Summary
  PiParallel.ParallelChudnovskyPiCalculator(long precision, int radix)
          Construct a pi calculator with the specified precision and radix.
protected PiParallel.ParallelChudnovskyPiCalculator(PiParallel.ParallelBinarySplittingPiCalculator calculator, long precision, int radix)
          Construct a pi calculator with the specified parallel binary splitting algorithm.
 
Method Summary
 Apfloat execute()
          Calculate pi using the Chudnovskys' binary splitting algorithm.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

PiParallel.ParallelChudnovskyPiCalculator

public PiParallel.ParallelChudnovskyPiCalculator(long precision,
                                                 int radix)
                                          throws ApfloatRuntimeException
Construct a pi calculator with the specified precision and radix.

Parameters:
precision - The target precision.
radix - The radix to be used.
Throws:
ApfloatRuntimeException

PiParallel.ParallelChudnovskyPiCalculator

protected PiParallel.ParallelChudnovskyPiCalculator(PiParallel.ParallelBinarySplittingPiCalculator calculator,
                                                    long precision,
                                                    int radix)
                                             throws ApfloatRuntimeException
Construct a pi calculator with the specified parallel binary splitting algorithm.

Parameters:
calculator - The binary splitting algorithm to be used.
precision - The target precision.
radix - The radix to be used.
Throws:
ApfloatRuntimeException
Method Detail

execute

public Apfloat execute()
Calculate pi using the Chudnovskys' binary splitting algorithm.

Specified by:
execute in interface Operation<Apfloat>
Returns:
Return value of the operation.