用键盘控制改变实体色彩

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using UnityEngine;
using System.Collections;

/**
 * <summary>
 * <para>作者：巨星电艺</para> 
 * <para>编写日期：巨星电艺</para>
 **/
public class ouyChangeColor : MonoBehaviour
{

	// Use this for initialization
	void Start ()
	{

	}
	
	// Update is called once per frame
	void Update ()
	{
		if(Input.GetKeyDown(KeyCode.R))
		{
			GetComponent<Renderer>().material.color = Color.red;
		}
		if(Input.GetKeyDown(KeyCode.B))
		{
			GetComponent<Renderer>().material.color = Color.blue;
		}
		if (Input.GetKeyDown (KeyCode.G))
		{
			GetComponent<Renderer>().material.color = Color.green;
		}
	}
}