uk.ac.leeds.ccg.andyt.grids.utilities
Class UnsignedLongPowersOf2

java.lang.Object
  uk.ac.leeds.ccg.andyt.grids.utilities.UnsignedLongPowersOf2

public class UnsignedLongPowersOf2
extends java.lang.Object

TODO: docs

Field Summary

long[]

powersOf2 For storing the powers Of 2

Constructor Summary

UnsignedLongPowersOf2()
Creates a new instance of PowersOf2 Defaults array to length 63.

UnsignedLongPowersOf2(boolean ascending)
Creates a new instance of PowersOf2 Defaults array to length 63.

Method Summary

static void	main(java.lang.String[] args) For testing...
long	powerOf2(int value) Returns 2 raised to the power of value as a long.

Methods inherited from class java.lang.Object

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

Field Detail

powersOf2

public long[] powersOf2

For storing the powers Of 2

Constructor Detail

UnsignedLongPowersOf2

public UnsignedLongPowersOf2()

Creates a new instance of PowersOf2 Defaults array to length 63.

UnsignedLongPowersOf2

public UnsignedLongPowersOf2(boolean ascending)

Creates a new instance of PowersOf2 Defaults array to length 63.

Method Detail

main

public static void main(java.lang.String[] args)

For testing...

powerOf2

public long powerOf2(int value)

Returns 2 raised to the power of value as a long.

Parameters:

value - TODO: move this to the chunk master and have as a long[]. The look up should be faster than the creation on the fly.