BuildSomethingBig.cs

using PicaVoxel;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class BuildSomethingBig : MonoBehaviour {

	// Use this for initialization
	void Start ()
	{
        
	    Debug.Log("Started Build at " + Time.realtimeSinceStartup);

	    var vol = GetComponent<Volume>();
	    vol.XSize = 320;
	    vol.YSize = 320;
	    vol.ZSize = 320;

	    vol.Frames[0].XSize = vol.XSize;
	    vol.Frames[0].YSize = vol.YSize;
	    vol.Frames[0].ZSize = vol.ZSize;

        vol.Frames[0].Voxels = new Voxel[vol.XSize*vol.YSize*vol.ZSize];
        for(int i=0;i<vol.Frames[0].Voxels.Length;i++)
            vol.Frames[0].Voxels[i] = new Voxel()
            {
                Color = new Color(Random.Range(0f,1f), Random.Range(0f, 1f), Random.Range(0f, 1f)),
                State = VoxelState.Active,
            };

        vol.CreateChunks();

        Debug.Log("Finished Build at " + Time.realtimeSinceStartup);
    }
	
	// Update is called once per frame
	void Update () {
		
	}
}