private void Update()
{
timer += Time.deltaTime;
if (!isTransitioning && timer >= changeDuration)
{
isTransitioning = true;
timer = 0f;
ChangeFunctionRandomly();
}
if (isTransitioning)
{
DrawGraphTransition();
if (timer >= transitionDuration)
{
timer = 0f;
func3D = nextFunction;
isTransitioning = false;
}
}
else
{
DrawGraph(); // 画图，在Update里调用让图像能根据数据的变化实时改变
}
}
private void Start()
{
nextFunction = func3D;
// 获取点列表长度并实例化点
length = (int)Mathf.Pow(pointNum * 2, 2);
for (int i = 0; i < length; i++)
{
points.Add(Instantiate(pointPrefabs, transform));
}
}
public GraphFunction GetFunction(Func3DEnum func)
{
if (!funcDic.ContainsKey(func))
{
try
{
// 动态生成枚举对应的函数委托，并添加到字典中
GraphFunction function =
(GraphFunction)Delegate.CreateDelegate(typeof(GraphFunction), this, func.ToString());
funcDic.Add(func, function);
}
catch (ArgumentException)
{
Debug.Log("无法加载函数：" + func);
}
}
return(funcDic[func]);
}
/*
* 三维函数调用接口，生成三维图形
*/
public Vector3 Func3D(float u, float v, Func3DEnum func)
{
// 用委托的方法实现根据枚举执行对应函数，函数可以是静态的，还可以是私有的
if (!funcDic.ContainsKey(func))
{
try
{
// 动态生成枚举对应的函数委托，并添加到字典中
GraphFunction function =
(GraphFunction)Delegate.CreateDelegate(typeof(GraphFunction), this, func.ToString());
funcDic.Add(func, function);
}
catch (ArgumentException)
{
Debug.Log("无法加载函数：" + func);
}
}
return(funcDic[func](u, v));
}
private void ChangeFunctionRandomly()
{
nextFunction = (Func3DEnum)UnityEngine.Random.Range(0, 8);
}