个人开发小工具--Unity主线程和子线程跳转调用
程序员文章站
2022-06-10 23:29:37
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介绍
Unity除了一些基本的数据类型，几乎所有的API都不能在子线程中调用，如果项目中有一段很耗时操作，unity可能会出现“卡死”，不利于性能的优化。因此针对这个问题再加上查找了一些资料，弄出了一个小工具，可以子线程与主线程的相互访问。
以下是代码：
在这里插入代码片
public class Loom : MonoBehaviour
{
private static volatile Loom instance;
private static object syncRoot = new object();
private static bool _applicationIsQuitting = false;
private static GameObject singletonObj = null;
public static Loom Instance
{
get
{
if (_applicationIsQuitting) { return null; }
if (instance == null)
{
lock (syncRoot)
{
if (instance == null)
{
Loom[] instance1 = FindObjectsOfType<Loom>();
if (instance1 != null)
for (var i = 0; i < instance1.Length; i++) { Destroy(instance1[i].gameObject); }
}
}
GameObject go = new GameObject(typeof(Loom).FullName);
singletonObj = go;
instance = go.AddComponent<Loom>();
DontDestroyOnLoad(go);
_applicationIsQuitting = false;
}
return instance;
}
}
private void Awake()
{
Loom t = gameObject.GetComponent<Loom>();
if (singletonObj == null)
{
singletonObj = gameObject;
DontDestroyOnLoad(gameObject);
singletonObj.name = typeof(Loom).FullName;
instance = t;
_applicationIsQuitting = false;
}
else if (singletonObj != gameObject)
{
MonoBehaviour[] monos = gameObject.GetComponents<MonoBehaviour>();
if (monos.Length > 1)
{
Destroy(t);
}
else
{
Destroy(gameObject);
}
}
}
public static int maxMainThreads
{
get { return _maxMainThreads; }
set { _maxMainThreads = value; if (_mainThead != null) _mainThead.maxThread = _maxMainThreads; }
}
public static int maxAsyncThreads
{
get { return _maxAsyncThreads; }
set { _maxAsyncThreads = value; if (_asyncThead != null) _asyncThead.maxThread = _maxAsyncThreads; }
}
private static int _maxMainThreads = 8;
private static int _maxAsyncThreads = 10;
public static int asyncThreadTimeOut = 100;
public static int mainThreadTimeOut = 100;
private static LoomBehavior<ThreadObject, Action> _asyncThead = new LoomBehavior<ThreadObject, Action>();
private static LoomBehavior<ActionObject, Action<Action>> _mainThead = new LoomBehavior<ActionObject, Action<Action>>();
private void Update()
{
if (_mainThead.hasAction)
_mainThead.OnUpdate();
if (_asyncThead.hasAction)
_asyncThead.OnUpdate();
}
private void OnDestroy()
{
_asyncThead.OnDispose();
_mainThead.OnDispose();
}
/// <summary>
/// 添加到默认系列
/// </summary>
/// <param name="callback"></param>
public static void QueueOnAsyncThread(Action callback)
{
_asyncThead.QueueOnThread(callback);
}
/// <summary>
/// 添加到自定义系列
/// </summary>
/// <param name="id"></param>
/// <param name="callback"></param>
public static void QueueOnAsyncThread(int id, Action callback)
{
_asyncThead.QueueOnThread(id, callback);
}
/// <summary>
/// 停止运行这个系列
/// </summary>
/// <param name="id"></param>
public static void StopOnAsyncThread(int id)
{
_asyncThead.StopOnThread(id);
}
/// <summary>
/// 停止运行单个
/// </summary>
/// <param name="id"></param>
/// <param name="callback"></param>
public static void StopOnAsyncThread(int id, Action callback)
{
_asyncThead.StopOnThread(id, callback);
}
/// <summary>
/// 添加到默认系列
/// </summary>
/// <param name="callback"></param>
public static void QueueOnMainThread(Action<Action> callback)
{
_mainThead.QueueOnThread(callback);
}
/// <summary>
/// 添加到自定义系列
/// </summary>
/// <param name="id"></param>
/// <param name="callback"></param>
public static void QueueOnMainThread(int id, Action<Action> callback)
{
_mainThead.QueueOnThread(id, callback);
}
/// <summary>
/// 停止运行这个系列
/// </summary>
/// <param name="id"></param>
public static void StopOnMainThread(int id)
{
_mainThead.StopOnThread(id);
}
/// <summary>
/// 停止运行单个
/// </summary>
/// <param name="id"></param>
/// <param name="callback"></param>
public static void StopOnMainThread(int id, Action<Action> callback)
{
_mainThead.StopOnThread(id, callback);
}
class LoomBehavior<T1, T2> where T1 : LoomThreadObject<T2>, new()
{
public int maxThread = 8;
public bool hasAction = false;
private object lockObj = new object();
private Dictionary<int, LoomLinkList<T1, T2>> _current = new Dictionary<int, LoomLinkList<T1, T2>>();
private Dictionary<int, LoomLinkList<T1, T2>> _Actions = new Dictionary<int, LoomLinkList<T1, T2>>();
public LoomBehavior()
{
//string idStr = System.DateTime.Now.ToString() + System.Guid.NewGuid().ToString();
//defaultID = idStr.GetHashCode();
}
public void OnUpdate()
{
if (_current.Count == 0 && _Actions.Count == 0)
{
hasAction = false;
return;
}
List<int> _currentKeys = new List<int>(_current.Keys);
for (int i = 0; i < _currentKeys.Count; i++)
{
LoomLinkList<T1, T2> linkList = _current[_currentKeys[i]];
if (linkList.status == "END")
{
lock (_current)
{
_current.Remove(_currentKeys[i]);
}
break;
}
linkList.OnUpdate();
}
if (_currentKeys.Count < maxMainThreads)
{
if (_Actions.Count > 0)
{
List<int> _ActionKeys = new List<int>(_Actions.Keys);
lock (_current)
{
_current[_ActionKeys[0]] = _Actions[_ActionKeys[0]];
_Actions.Remove(_ActionKeys[0]);
}
}
}
}
/// <summary>
/// 添加到默认系列
/// </summary>
/// <param name="callback"></param>
public void QueueOnThread(T2 callback)
{
string idStr = System.DateTime.Now.ToString() + System.Guid.NewGuid().ToString();
int defaultID = idStr.GetHashCode();
QueueOnThread(defaultID, callback);
}
/// <summary>
/// 添加到自定义系列
/// </summary>
/// <param name="id"></param>
/// <param name="callback"></param>
public void QueueOnThread(int id, T2 callback)
{
lock (lockObj)
{
LoomLinkList<T1, T2> actions = null;
if (!_current.ContainsKey(id))
{
if (_current.Count >= maxThread)
{
if (!_Actions.ContainsKey(id))
_Actions[id] = new LoomLinkList<T1, T2>();
actions = _Actions[id];
T1 t1 = new T1();
t1.callback = callback;
actions.AppendNode(t1);
}
else
{
_current[id] = new LoomLinkList<T1, T2>();
actions = _current[id];
T1 t1 = new T1();
t1.callback = callback;
actions.AppendNode(t1);
actions.OnStart();
}
}
else
{
actions = _current[id];
T1 t1 = new T1();
t1.callback = callback;
actions.AppendNode(t1);
actions.OnStart();
}
hasAction = true;
}
}
/// <summary>
/// 停止运行这个系列
/// </summary>
/// <param name="id"></param>
public void StopOnThread(int id)
{
_current.Remove(id);
_Actions.Remove(id);
}
/// <summary>
/// 停止运行单个
/// </summary>
/// <param name="id"></param>
/// <param name="callback"></param>
public void StopOnThread(int id, T2 callback)
{
LoomLinkList<T1, T2> linkList = null;
if (_current.ContainsKey(id))
{
linkList = _current[id];
}
else if (_Actions.ContainsKey(id))
{
linkList = _Actions[id];
}
if (linkList == null)
return;
LoomThreadObject<T2> currentNode = linkList.Head as LoomThreadObject<T2>;
while (currentNode != null)
{
if ((object)currentNode.callback == (object)callback)
{
currentNode.OnStop();
break;
}
currentNode = currentNode.Next as LoomThreadObject<T2>;
}
}
public virtual void OnDispose()
{
lock (lockObj)
{
List<LoomLinkList<T1, T2>> _curs = new List<LoomLinkList<T1, T2>>(_current.Values);
List<LoomLinkList<T1, T2>> _acts = new List<LoomLinkList<T1, T2>>(_Actions.Values);
for (int i = 0; i < _curs.Count; i++)
{
if (_curs[i] != null)
_curs[i].OnDispose();
}
for (int i = 0; i < _acts.Count; i++)
{
if (_acts[i] != null)
_acts[i].OnDispose();
}
_current.Clear();
_Actions.Clear();
}
}
}
class ThreadObject : LoomThreadObject<Action>
{
private Thread thread;
public ThreadObject()
{
thread = new Thread((new ParameterizedThreadStart(RunAction)));
thread.IsBackground = true;
TimeOut = asyncThreadTimeOut;
}
public ThreadObject(Action callback) : base(callback)
{
thread = new Thread((new ParameterizedThreadStart(RunAction)));
thread.IsBackground = true;
TimeOut = asyncThreadTimeOut;
}
protected override void OnInvoke()
{
thread.Start(_callback);
}
private void RunAction(object action)
{
try { ((Action)action)(); }
catch { }
_status = "END";
//if (Next != null) ((ThreadObject)Next).Invoke();
}
public override void OnStop()
{
base.OnStop();
if (thread.ThreadState == ThreadState.Running)
thread.Abort();
}
}
class ActionObject : LoomThreadObject<Action<Action>>
{
public ActionObject()
{
TimeOut = mainThreadTimeOut;
}
public ActionObject(Action<Action> callback) : base(callback)
{
TimeOut = mainThreadTimeOut;
}
protected override void OnInvoke()
{
if (_callback == null)
{
OnStop();
return;
}
_callback(() => {
OnStop();
//if (Next != null) ((ActionObject)Next).Invoke();
});
}
}
class LoomThreadObject<T> : Node<T>
{
protected int TimeOut = 10;
private float _Timer;
public string status { get { return _status; } }
protected string _status = "NOTWORKING";
public T callback { get { return _callback; } set { _callback = value; } }
protected T _callback;
public LoomThreadObject() : base()
{
}
public LoomThreadObject(T callback) : base()
{
this._callback = callback;
}
public void Invoke()
{
if (_status == "NOTWORKING")
{
_Timer = 0;
_status = "WORKING";
OnInvoke();
}
}
public void OnUpdate()
{
if (_status == "WORKING")
{
_Timer += Time.deltaTime;
if (_Timer >= TimeOut)
OnStop();
}
}
public virtual void OnStop()
{
_status = "END";
}
protected virtual void OnInvoke() { }
}
class LoomLinkList<T1, T2> : LinkList<T2> where T1 : LoomThreadObject<T2>
{
public string status { get { return _status; } }
private string _status = "NOTWORKING";
private LoomThreadObject<T2> currentNode;
public void OnStart()
{
switch (_status)
{
case "NOTWORKING":
_status = "WORKING";
currentNode = Head as LoomThreadObject<T2>;
break;
case "END":
if (currentNode == null || currentNode.Next == null)
{
return;
}
_status = "WORKING";
currentNode = currentNode.Next as LoomThreadObject<T2>;
break;
}
}
public void OnUpdate()
{
switch (_status)
{
case "NOTWORKING":
_status = "WORKING";
currentNode = Head as LoomThreadObject<T2>;
break;
case "WORKING":
if (currentNode == null)
{
_status = "END";
return;
}
switch (currentNode.status)
{
case "NOTWORKING":
currentNode.Invoke();
break;
case "WORKING":
currentNode.OnUpdate();
break;
case "END":
if (currentNode.Next != null)
{
currentNode = currentNode.Next as LoomThreadObject<T2>;
}
else
{
_status = "END";
}
break;
}
break;
}
}
public void OnDispose()
{
LoomThreadObject<T2> loomObj = Head as LoomThreadObject<T2>;
loomObj.OnStop();
while (loomObj.Next != null)
{
loomObj = loomObj.Next as LoomThreadObject<T2>;
loomObj.OnStop();
}
currentNode = null;
}
}
class LinkList<T>
{
public Node<T> Head { set; get; } //单链表头
//构造
public LinkList()
{
Head = null;
}
/// <summary>
/// 增加新元素到单链表末尾
/// </summary>
public virtual void Append(T item)
{
Node<T> foot = new Node<T>(item);
Node<T> A = null;
if (Head == null)
{
Head = foot;
return;
}
A = Head;
while (A.Next != null)
{
A = A.Next;
}
A.Next = foot;
A.Next.Parent = A;
}
public virtual void AppendNode(Node<T> item)
{
Node<T> foot = item;
Node<T> A = null;
if (Head == null)
{
Head = foot;
return;
}
A = Head;
while (A.Next != null)
{
A = A.Next;
}
A.Next = foot;
A.Next.Parent = A;
}
}
class Node<T>
{
public T Data { set; get; } //数据域,当前结点数据
public Node<T> Next { set; get; } //位置域,下一个结点地址
public Node<T> Parent { set; get; }
public Node(T item)
{
this.Data = item;
this.Next = null;
this.Parent = null;
}
public Node()
{
this.Data = default(T);
this.Next = null;
this.Parent = null;
}
}