Unity Loom (原始）

叁歲伎倆 2022-09-01 09:09 152阅读 0赞

来自插件：QR Code/Barcode Scanner and Generator--Cross Platform(Pro)

[https://assetstore.unity.com/packages/tools/integration/qr-code-barcode-scanner-and-generator-cross-platform-pro-56083][https_assetstore.unity.com_packages_tools_integration_qr-code-barcode-scanner-and-generator-cross-platform-pro-56083]

using UnityEngine;
    using System.Collections;
    using System.Collections.Generic;
    using System;
    using System.Threading;
    using System.Linq;
    			
    //Loom handles threading
    public class Loom : MonoBehaviour
    {
    	private static Loom _current;
    		
    	public static Loom Current
    	{
    		get
    		{
    			if (_current == null && Application.isPlaying)
    			{
    			    
    				var g = GameObject.Find("Loom");
    				if(g==null)
    				{
    					g = new GameObject("Loom");
    				}
    				
    				_current = g.GetComponent<Loom>() ?? g.AddComponent<Loom>();
    			}
    						
    			return _current;
    		}
    	}
    	
    	void Awake()
    	{
    		if(_current != null && _current != this)
    		{
    			Destroy(gameObject);
    		}
    		else
    		{
    			_current = this;
    		}
    	}
    		
    	private List<Action> _actions = new List<Action>();
    	public class DelayedQueueItem
    	{
    		public float time;
    		public Action action;
    		public string name;
    	}
    	private List<DelayedQueueItem> _delayed = new  List<DelayedQueueItem>();
    				
    	public static void QueueOnMainThread(Action action, float time, string name)
    	{
    		lock(Current._delayed)
    		{
    			if(Current._delayed.Any(d=>d.name==name))
    				return;
    			QueueOnMainThread(action, time);
    		}
    	}
    	
    	public static void QueueOnMainThread(Action action, string name)
    	{
    		QueueOnMainThread(action, 0, name);
    	}
    	
    	public static void QueueOnMainThread(Action action, float time)
    	{
    		if (time != 0)
    		{
    			lock (Current._delayed)
    			{
    				Current._delayed.Add(new DelayedQueueItem { time = Time.time + time, action = action});
    			}
    		}
    		else
    		{
    			lock (Current._actions)
    			{
    				Current._actions.Add(action);
    			}
    		}
    	}
    	
    	public static void QueueOnMainThread(Action action)
    	{
    		lock (Current._actions)
    		{
    			Current._actions.Add(action);
    		}
    	}
    				
    	public static void RunAsync(Action a)
    	{
    		var t = new Thread(RunAction);
    		t.Priority = System.Threading.ThreadPriority.Normal;
    		t.Start(a);
    	}
    				
    	private static void RunAction(object action)
    	{
    		((Action)action)();
    	}
    	
    				
    	List<Action> toBeRun = new List<Action>();
    	List<DelayedQueueItem> toBeDelayed = new List<DelayedQueueItem>();
    	
    	void Update()
    	{
    		//Process the non-delayed actions
    		lock (_actions)
    		{
    			toBeRun.AddRange(_actions);
    			_actions.Clear();
    		}
    		foreach (var a in toBeRun)
    		{
    			try			{
    				a();
    			}
    			catch (Exception e)
    			{
    				Debug.LogError("Queued Exception: " + e.ToString());
    			}
    		}
    		toBeRun.Clear();
    		lock (_delayed)
    		{
    			toBeDelayed.AddRange(_delayed);
    		}
    		foreach (var delayed in toBeDelayed.Where(d=>d.time <= Time.time))
    		{
    			lock (_delayed)
    			{
    				_delayed.Remove(delayed);
    			}
    			try
    			{
    				delayed.action();
    			}
    			catch (Exception e)
    			{
    				Debug.LogError("Delayed Exception:" + e.ToString());
    			}
    		}
    		toBeDelayed.Clear();				
    	}
    }

[https_assetstore.unity.com_packages_tools_integration_qr-code-barcode-scanner-and-generator-cross-platform-pro-56083]: https://assetstore.unity.com/packages/tools/integration/qr-code-barcode-scanner-and-generator-cross-platform-pro-56083