小杨第四十四、四十五《太空侵略者》

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1. public Color startColor;
   
2. public Color endColor;
   
3. public float duration = 1.0f;
   
4. private float startTime;
   
5. 
   
6. void Start()
   
7. {
   
8.     startTime = Time.time;
   
9. }
   
10. 
    
11. void Update()
    
12. {
    
13.     float t = (Time.time - startTime) / duration;
    
14.     GetComponent<Renderer>().material.color = Color.Lerp(startColor, endColor, t);
    
15. }
    

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1. public Transform startMarker;
   
2. public Transform endMarker;
   
3. public float speed = 1.0f;
   
4. private float startTime;
   
5. private float journeyLength;
   
6. 
   
7. void Start()
   
8. {
   
9.     startTime = Time.time;
   
10.     journeyLength = Vector3.Distance(startMarker.position, endMarker.position);
    
11. }
    
12. 
    
13. void Update()
    
14. {
    
15.     float distCovered = (Time.time - startTime) * speed;
    
16.     float fractionOfJourney = distCovered / journeyLength;
    
17.     transform.position = Vector3.Lerp(startMarker.position, endMarker.position, fractionOfJourney);
    
18. }
    

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例子一：渐变
例子二：平滑移动物体的位置