using System.Collections.Generic;
using UnityEngine;
using System.IO.Ports;

public class ReadUSBChangeShader : MonoBehaviour {

	private Renderer holoRenderer;

	SerialPort sp; //whatever COM arduino uses

	private void Awake(){
		try{
		sp = new SerialPort("COM3", 9600);
		}
		catch(System.Exception ){

		}
	}
	void Start(){
		try{
			sp.Open();
			sp.ReadTimeout = 1;
		}
		catch(System.Exception){

		}
	}

	void Update () {
		if (sp.IsOpen)
		{
			try{
				sp.ReadByte(); // DO WHATEVER THE *YOU WANT
			}
			catch (System.Exception){

			}
		}
		else{
			if(Input.GetKeyDown(KeyCode.R)){
				//Do something
				Debug.Log("lee alterno");
			}
		}
	}
}