Chunk.js

Chunk.js

var CHUNK_SIZE   = 16;
var CHUNK_HEIGHT = 256;

var Chunk = function(buf) {
    if(!(this instanceof Chunk))
        return new Chunk(buf);

    this.data = buf || new Buffer(CHUNK_SIZE * CHUNK_SIZE * CHUNK_HEIGHT);
};

Chunk.prototype.getBlockAt = function(location) {
    var position = (location.x) + (location.z * CHUNK_SIZE) + (location.y * CHUNK_HEIGHT);

    var block = {
        id:   bitwiseStuff(this.data[position]), 
        data: moreBitwiseStuff(this.data[position])
    };

    return block;
};

module.exports = Chunk;