Unity 脚本实现CoverFlow效果

    using UnityEngine; 

    using System.Collections; 

    public class   CoverFlow  : MonoBehaviour { 

        public int   numberOfPhotos = 4; 

        public ArrayList   PhotoObjects = new ArrayList(); 

        private Vector2   first = Vector2.zero; 

        private Vector2   second = Vector2.zero; 

        void Start(){ 

          LoadImages(); 

        } 

        void LoadImages() 

        { 

            for(int nLoop = 0; nLoop < numberOfPhotos; nLoop++) 

            { 

                  GameObject PhotoObject = GameObject.CreatePrimitive(PrimitiveType.Plane); 

                  PhotoObjects.Add(PhotoObject); 

                  PhotoObject.transform.position = new Vector3(8 + (nLoop - numberOfPhotos / 2) * 8.2f, 0.5f, 0); 

                  PhotoObject.transform.eulerAngles = new Vector3(-270, (nLoop - numberOfPhotos / 2) * -45, 0); 

                  PhotoObject.renderer.material.mainTexture = Resources.Load("photo" + nLoop) as Texture2D; 

            } 

        } 

        void MoveObject(int dir)  

        { 

            for(int nLoop = 0; nLoop < numberOfPhotos; nLoop++) 

            { 

                  GameObject PhotoObject = PhotoObjects[nLoop] as GameObject; 

                Vector3   movePoint = PhotoObject.transform.position; 

                Vector3   eulerPoint = PhotoObject.transform.eulerAngles; 

                  movePoint.x += dir * 0.2f; 

                  eulerPoint.y += dir * 2f; 

                  PhotoObject.transform.position = movePoint; 

                  PhotoObject.transform.eulerAngles = eulerPoint; 

            }  //Unity3D教程手册：www.unitymanual.com

        } 

        void OnGUI() 

        { 

            if(Event.current.type == EventType.MouseDown) 

            { 

                first = Event.current.mousePosition; 

            } 

              //Unity3D教程手册：www.unitymanual.com

            if(Event.current.type == EventType.MouseDrag) 

            { 

                second = Event.current.mousePosition; 

            } 

            if(second.x < first.x) 

            { 

                print ("Left"); 

                  MoveObject(-1); 

            } 

            else if(second.x > first.x) 

            { 

                print ("Right"); 

                  MoveObject(1); 

            } 

            first = second; 

        } 

    }