/* Copyright (c) 2015-2017 topameng(topameng@qq.com) Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ using UnityEngine; using LuaInterface; using System; using System.Collections; public static class LuaCoroutine { private static MonoBehaviour mb = null; private static string strCo = @" local _WaitForSeconds, _WaitForFixedUpdate, _WaitForEndOfFrame, _Yield, _StopCoroutine = WaitForSeconds, WaitForFixedUpdate, WaitForEndOfFrame, Yield, StopCoroutine local error = error local debug = debug local coroutine = coroutine local comap = {} setmetatable(comap, {__mode = 'k'}) function _resume(co) if comap[co] then comap[co] = nil local flag, msg = coroutine.resume(co) if not flag then msg = debug.traceback(co, msg) error(msg) end end end function WaitForSeconds(t) local co = coroutine.running() local resume = function() _resume(co) end comap[co] = _WaitForSeconds(t, resume) return coroutine.yield() end function WaitForFixedUpdate() local co = coroutine.running() local resume = function() _resume(co) end comap[co] = _WaitForFixedUpdate(resume) return coroutine.yield() end function WaitForEndOfFrame() local co = coroutine.running() local resume = function() _resume(co) end comap[co] = _WaitForEndOfFrame(resume) return coroutine.yield() end function Yield(o) local co = coroutine.running() local resume = function() _resume(co) end comap[co] = _Yield(o, resume) return coroutine.yield() end function StartCoroutine(func) local co = coroutine.create(func) local flag, msg = coroutine.resume(co) if not flag then msg = debug.traceback(co, msg) error(msg) end return co end function StopCoroutine(co) local _co = comap[co] if _co == nil then return end comap[co] = nil _StopCoroutine(_co) end "; public static void Register(LuaState state, MonoBehaviour behaviour) { state.BeginModule(null); state.RegFunction("WaitForSeconds", _WaitForSeconds); state.RegFunction("WaitForFixedUpdate", WaitForFixedUpdate); state.RegFunction("WaitForEndOfFrame", WaitForEndOfFrame); state.RegFunction("Yield", Yield); state.RegFunction("StopCoroutine", StopCoroutine); state.RegFunction("WrapLuaCoroutine", WrapLuaCoroutine); state.EndModule(); state.LuaDoString(strCo, "LuaCoroutine.cs"); mb = behaviour; } //另一种方式,非脚本回调方式(用脚本方式更好,可避免lua_yield异常出现在c#函数中) /*[MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] static int WaitForSeconds(IntPtr L) { try { LuaState state = LuaState.Get(L); LuaDLL.lua_pushthread(L); LuaThread thread = ToLua.ToLuaThread(L, -1); float sec = (float)LuaDLL.luaL_checknumber(L, 1); mb.StartCoroutine(CoWaitForSeconds(sec, thread)); return LuaDLL.lua_yield(L, 0); } catch (Exception e) { return LuaDLL.toluaL_exception(L, e); } } static IEnumerator CoWaitForSeconds(float sec, LuaThread thread) { yield return new WaitForSeconds(sec); thread.Resume(); }*/ [MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] private static int _WaitForSeconds(IntPtr L) { try { float sec = (float)LuaDLL.luaL_checknumber(L, 1); LuaFunction func = ToLua.ToLuaFunction(L, 2); Coroutine co = mb.StartCoroutine(CoWaitForSeconds(sec, func)); ToLua.PushSealed(L, co); return 1; } catch (Exception e) { return LuaDLL.toluaL_exception(L, e); } } private static IEnumerator CoWaitForSeconds(float sec, LuaFunction func) { yield return new WaitForSeconds(sec); func.Call(); } [MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] private static int WaitForFixedUpdate(IntPtr L) { try { LuaFunction func = ToLua.ToLuaFunction(L, 1); Coroutine co = mb.StartCoroutine(CoWaitForFixedUpdate(func)); ToLua.PushSealed(L, co); return 1; } catch (Exception e) { return LuaDLL.toluaL_exception(L, e); } } private static IEnumerator CoWaitForFixedUpdate(LuaFunction func) { yield return new WaitForFixedUpdate(); func.Call(); } [MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] private static int WaitForEndOfFrame(IntPtr L) { try { LuaFunction func = ToLua.ToLuaFunction(L, 1); Coroutine co = mb.StartCoroutine(CoWaitForEndOfFrame(func)); ToLua.PushSealed(L, co); return 1; } catch (Exception e) { return LuaDLL.toluaL_exception(L, e); } } private static IEnumerator CoWaitForEndOfFrame(LuaFunction func) { yield return new WaitForEndOfFrame(); func.Call(); } [MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] private static int Yield(IntPtr L) { try { object o = ToLua.ToVarObject(L, 1); LuaFunction func = ToLua.ToLuaFunction(L, 2); Coroutine co = mb.StartCoroutine(CoYield(o, func)); ToLua.PushSealed(L, co); return 1; } catch (Exception e) { return LuaDLL.toluaL_exception(L, e); } } private static IEnumerator CoYield(object o, LuaFunction func) { if (o is IEnumerator) { yield return mb.StartCoroutine((IEnumerator)o); } else { yield return o; } func.Call(); } [MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] private static int StopCoroutine(IntPtr L) { try { Coroutine co = (Coroutine)ToLua.CheckObject(L, 1, typeof(Coroutine)); mb.StopCoroutine(co); return 0; } catch (Exception e) { return LuaDLL.toluaL_exception(L, e); } } [MonoPInvokeCallbackAttribute(typeof(LuaCSFunction))] private static int WrapLuaCoroutine(IntPtr L) { LuaFunction func = ToLua.ToLuaFunction(L, 1); IEnumerator enumerator = CoWrap(func); ToLua.Push(L, enumerator); return 1; } private static IEnumerator CoWrap(LuaFunction func) { if (func == null) { yield break; } while (func.Invoke()) { yield return null; } } }