Package be.panako.util

Class Morton2D

java.lang.Object

be.panako.util.Morton2D

public class Morton2D
extends Object

Encode/decode 2D coordinates to Morton codes (Z-order curve)

Constructor Summary

Constructors

Constructor	Description
Morton2D()

Method Summary

Modifier and Type	Method	Description
static int[]	decode(long c)	Decode Morton (z-ordering)
static long	encode(int x, int y)	Morton (z-ordering) encoding with Lookup Table method

Methods inherited from class java.lang.Object

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

Constructor Details

Morton2D

public Morton2D()

Method Details

encode

public static long encode(int x,
 int y)

Morton (z-ordering) encoding with Lookup Table method

Parameters:

x - range is from 0 to 16777215 (24bits).

y - range is from 0 to 16777215 (24bits).

Returns:

return Morton Code as long .

decode

public static int[] decode(long c)

Decode Morton (z-ordering)

Parameters:

c - morton code up to 48 bits

Returns:

array [x,y] .