using UnityEngine;
using System.Collections;

public class Testing : MonoBehaviour {

	public float interval;		//Defines transition's duration.
	public float frames = 60.0f;	//Defines how many frames uses the transition.

	private Material material;
	private bool growing;
	private float time;

	// Use this for initialization
	void Start () {

		material = GetComponent<Renderer>().material;
		time = 0;
		growing = true;

	}

	// Update is called once per frame
	void Update () {

		time += Time.deltaTime;

		if (time >= interval/frames) {

			time = 0;
			Color c = material.GetColor("_EmissionColor");

			if (material.GetColor("_EmissionColor").b >= 1) growing = false;
			else if (material.GetColor("_EmissionColor").b <= 0) growing = true;

			if (growing) {
			c.b += 1/frames;
			} else {
			c.b -= 1/frames;
			}

			material.SetColor("_EmissionColor", c);
		}

	}
}