Builds a black and white checkered floor of 1 meter voxels.

checkeredFloor.js

// checkeredFloor.js
// Simple 20m x 20m floor with black and white checker pattern using 1 meter voxels.
// Scalable by changing value at "var size = " but must be an even number or the result will be stripes.
// Created by Adrian on 9 July 2014
// Copyright 2014 Adrian McCarlie
// Released under Creative Commons By Attribution Share Alike, feel free to modify and share.

// YOU MUST CHANGE these 3 values to suit the starting position (South/West corner) of the floor. 
var X_POS = 200;
var Y_POS = 200;
var Z_POS = 200;

//
var size = 20; // This must be an even number. 
var color = 255; 
// 
		var x = X_POS;
		var y = Y_POS;
		var z = Z_POS;

		function checkeredFloor ()
		{
			while (z < (Z_POS + size))
			{
				while (x < (X_POS + size-1))
				{
					if (color == 1)
					{
						color = 255;
					}
					else 
					{
						color = 1;
					} 
					Voxels.setVoxel(x, y, z, 1, color, color, color);		
					x++
				}
				x = X_POS;
				z++;
			}			
		Script.stop();			
		}
		checkeredFloor();