oracle.spatial.hadoop.vector.util

Class HilbertValueCoDec

java.lang.Object

oracle.spatial.hadoop.vector.util.HilbertValueCoDec

public class HilbertValueCoDec
extends java.lang.Object

Converts from points to hilbert values and vice versa

Author:

hsaucedo

Constructor Summary

Constructors

Constructor and Description
HilbertValueCoDec(double[][] dimBounds, int[] dimPrec) Creates a new instance

Method Summary

Modifier and Type	Method and Description
long	getHilbertKey(double[] point) Gets the hilbert key for the given point.
double[]	getPoint(long herbertKey) Gets a point from a hilbert value

Methods inherited from class java.lang.Object

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

Constructor Detail

HilbertValueCoDec

public HilbertValueCoDec(double[][] dimBounds,
                         int[] dimPrec)

Creates a new instance

Parameters:

dimBounds - the dimension boundaries

dimPrec - the precision as number of decimals for each dimension

Method Detail

getHilbertKey

public long getHilbertKey(double[] point)

Gets the hilbert key for the given point.

Parameters:

point - a point ordinates.

Returns:

a hilbert value

getPoint

public double[] getPoint(long herbertKey)

Gets a point from a hilbert value

Parameters:

herbertKey -

Returns: