public byte[] NewChunk(int Height) {
        byte[] Blocks = new byte[SizeX * SizeY * SizeZ];
        boolean on = true;
        for (int X = 0; X < SizeX; X++) {
            for (int Z = 0; Z < SizeZ; Z++) {
                for (int Y = 0; Y < SizeY; Y++) {
                    if (Y < Height) {
                        if (Y == 0) {
                            Blocks[GetIndex(X, Y, Z)] = 7;
                        } else if (Y < Height) {
                            Blocks[GetIndex(X, Y, Z)] = 2;
                        } else if (Y <= Height) {
                            Blocks[GetIndex(X, Y, Z)] = 3;
                        } else {
                            Blocks[GetIndex(X, Y, Z)] = 0;
                        }
                        if(X==0||Z==0){
                            //Blocks[GetIndex(X, Y, Z)] = 0;
                        }
                    }
                }
            }
        }
            return Blocks;
    }

    public byte[] AddOtherStuff(byte[] blocks) throws IOException {
        byte[] metadata = new byte[SizeX * SizeY * SizeZ / 2];
        byte[] light = new byte[SizeX * SizeY * SizeZ / 2];
        byte[] skylight = new byte[SizeX * SizeY * SizeZ / 2];

        for (int i = 0; i < (SizeX * SizeY * SizeZ) / 2; i++) {
            byte nibblea = (byte) 0x00;
            byte nibbleb = (byte) 0x00;
            byte Both = (byte) ((nibblea << 4) | (nibbleb & 0x0F));
            metadata[i] = Both;
            light[i] = Both;

            nibblea = (byte) 0xf;
            nibbleb = (byte) 0xf;
            Both = (byte) ((nibblea << 4) | (nibbleb & 0x0F));
            skylight[i] = Both;
        }
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        stream.write(blocks);
        stream.write(metadata);
        stream.write(light);
        stream.write(skylight);
        return stream.toByteArray();
    }