172 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C#
		
	
			
		
		
	
	
			172 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C#
		
	
/*
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Copyright (c) 2015-2017 topameng(topameng@qq.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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using System;
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using UnityEngine;
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using LuaInterface;
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public class LuaLooper : MonoBehaviour 
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{    
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    public LuaBeatEvent UpdateEvent
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    {
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        get;
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        private set;
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    }
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    public LuaBeatEvent LateUpdateEvent
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    {
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        get;
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        private set;
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    }
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    public LuaBeatEvent FixedUpdateEvent
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    {
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        get;
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        private set;
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    }
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    public LuaState luaState = null;
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    void Start() 
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    {
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        try
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        {
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            UpdateEvent = GetEvent("UpdateBeat");
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            LateUpdateEvent = GetEvent("LateUpdateBeat");
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            FixedUpdateEvent = GetEvent("FixedUpdateBeat");
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        }
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        catch (Exception e)
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        {
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            Destroy(this);
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            throw e;
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        }        
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	}
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    LuaBeatEvent GetEvent(string name)
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    {
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        LuaTable table = luaState.GetTable(name);
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        if (table == null)
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        {
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            throw new LuaException(string.Format("Lua table {0} not exists", name));
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        }
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        LuaBeatEvent e = new LuaBeatEvent(table);
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        table.Dispose();
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        table = null;
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        return e;
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    }
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    void ThrowException()
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    {
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        string error = luaState.LuaToString(-1);
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        luaState.LuaPop(2);                
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        throw new LuaException(error, LuaException.GetLastError());
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    }
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    void Update()
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    {
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#if UNITY_EDITOR
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        if (luaState == null)
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        {
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            return;
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        }
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#endif
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        if (luaState.LuaUpdate(Time.deltaTime, Time.unscaledDeltaTime) != 0)
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        {
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            ThrowException();
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        }
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        luaState.LuaPop(1);
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        luaState.Collect();
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#if UNITY_EDITOR
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        luaState.CheckTop();
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#endif
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    }
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    void LateUpdate()
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    {
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#if UNITY_EDITOR
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        if (luaState == null)
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        {
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            return;
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        }
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#endif
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        if (luaState.LuaLateUpdate() != 0)
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        {
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            ThrowException();
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        }
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        luaState.StepCollect();
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        luaState.LuaPop(1);
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    }
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    void FixedUpdate()
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    {
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#if UNITY_EDITOR
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        if (luaState == null)
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        {
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            return;
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        }
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#endif
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        if (luaState.LuaFixedUpdate(Time.fixedDeltaTime) != 0)
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        {
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            ThrowException();
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        }
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        luaState.LuaPop(1);
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    }
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    public void Destroy()
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    {
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        if (luaState != null)
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        {
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            if (UpdateEvent != null)
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            {
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                UpdateEvent.Dispose();
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                UpdateEvent = null;
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            }
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            if (LateUpdateEvent != null)
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            {
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                LateUpdateEvent.Dispose();
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                LateUpdateEvent = null;
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            }
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            if (FixedUpdateEvent != null)
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            {
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                FixedUpdateEvent.Dispose();
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                FixedUpdateEvent = null;
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            }
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            luaState = null;
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        }
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    }
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    void OnDestroy()
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    {
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        if (luaState != null)
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        {
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            Destroy();
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        }
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    }
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}
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