触屏射线

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

var particle : GameObject; function Update () {     for (var touch : Touch in Input.touches) {         if (touch.phase == TouchPhase.Began) {             // Construct a ray from the current touch coordinates             //从当前的触摸坐标建一条光线             var ray = Camera.main.ScreenPointToRay (touch.position);             if (Physics.Raycast (ray)) {                 // Create a particle if hit                 //如果触摸就创建一个例子                 Instantiate (particle, transform.position, transform.rotation);             }         }     } }