public class TapSphere : TouchObject {

    // Use this for initialization
    void Start () {
        
    }
        
    // Update is called once per frame
    void Update () {
        
    }
        
    void Tap(GestureEvent gEvent) {
                
        renderer.material.color = new Color(Random.Range(0.0f, 0.9f),
        Random.Range(0.0f, 0.9f), Random.Range(0.0f, 0.9f));   
    }
}