unity 相机震动协程示例

using UnityEngine;
using System.Collections;

public class CameraShake : MonoBehaviour 
{
    private Transform ThisTransform = null;

    //Total time for shaking in seconds
    public float ShakeTime = 2.0f;

    //Shake amount - distance to offset in any direction
    public float ShakeAmount = 3.0f;

    //Speed of camera moving to shake points
    public float ShakeSpeed = 2.0f;

    //---------------------
    // Use this for initialization
    void Start () 
    {
        //Get transform component
        ThisTransform = GetComponent<Transform>();

        //Start shaking
        StartCoroutine(Shake());
    }
    //---------------------
    //Shake camera
    public IEnumerator Shake()
    {
        //Store original camera position
        Vector3 OrigPosition = ThisTransform.localPosition;

        //Count elapsed time (in seconds)
        float ElapsedTime = 0.0f;

        //Repeat for total shake time
        while(ElapsedTime < ShakeTime)
        {
            //Pick random point on unit sphere
            Vector3 RandomPoint = OrigPosition + Random.insideUnitSphere * ShakeAmount;

            //Update Position
            ThisTransform.localPosition = Vector3.Lerp(ThisTransform.localPosition, RandomPoint, Time.deltaTime * ShakeSpeed);

            //Break for next frame
            yield return null;

            //Update time
            ElapsedTime += Time.deltaTime;
        }

        //Restore camera position
        ThisTransform.localPosition = OrigPosition;
    }
    
}