Unity:Animation:Spin rotation

spin.cs

using UnityEngine;
using System.Collections;

/// <summary>
/// Spins or rotates a gameObject around Y-axis (up)
/// </summary>
public class Spin : MonoBehaviour {

	/// <summary>
	/// Number of complete rotations per second
	/// </summary>
	public float loopsPerSecond=1;

	/// <summary>
	/// Total time the gameobject will spin
	/// </summary>
	public float animationTime=1;

	/// <summary>
	/// Whether the rotation is clockwise or anti-clockwise
	/// </summary>
	public bool clockwise = true;

	private float time;
	private float angle;
	private float cwmod;
		

	/// <summary>
	/// Initialization when enabled
	/// </summary>
	void OnEnable () {
		time = animationTime;
		angle = 360*loopsPerSecond;
		cwmod = clockwise? 1.0f :-1.0f;

	}

	void FixedUpdate () {
		time-=Time.fixedDeltaTime;
		if (time>0) {
			transform.Rotate(Vector3.up, cwmod*angle*Time.fixedDeltaTime);
		}
	}
}