using UnityEngine;
using System.Collections;

public class Lod : MonoBehaviour {
	public GameObject[] models;
	public int[] distance;
	private int numberModel;
	private float dist;
	private bool mainCamActive;
	private bool gCamActive;
	public GameObject mainCamera;
	public GameObject cameraG;
	void Start()
	{
		int i;
		for (i = 0; i < models.Length; i++)
		{
			models[i].gameObject.SetActive(false);
		}
	}
	void Update()
	{
		mainCamActive = mainCamera.activeSelf;
		gCamActive = cameraG.activeSelf;
		if (mainCamActive == true)
		{
			dist = Vector3.Distance (mainCamera.transform.position, transform.position);
		}
		if (gCamActive == true)
		{
			dist = Vector3.Distance (cameraG.transform.position, transform.position);
		}
		int lvl = -1;
		int i;
		for (i = 0; i < distance.Length; i++)
		{
			if (dist < distance[i])
			{
				lvl = i;
				i = distance.Length;
			}
		}
		if (lvl == -1)
		{
			lvl = distance.Length - 1;
		}
		if (numberModel != lvl)
		{
			SetLOD(lvl);
		}
	}
	void SetLOD(int lvl)
	{
		models[lvl].gameObject.SetActive(true);
		models[numberModel].gameObject.SetActive(false);
		numberModel = lvl;
	}

}