From 639b34294ffc20721c66db46e59e07d9100ac4b8 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 10 Sep 2020 20:30:31 +0800
Subject: *init

---
 Runner/Scripting/luax_vm.h | 63 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Runner/Scripting/luax_vm.h

(limited to 'Runner/Scripting/luax_vm.h')

diff --git a/Runner/Scripting/luax_vm.h b/Runner/Scripting/luax_vm.h
new file mode 100644
index 0000000..3eda3f8
--- /dev/null
+++ b/Runner/Scripting/luax_vm.h
@@ -0,0 +1,63 @@
+#ifndef __LUAX_CONTEXT_H__
+#define __LUAX_CONTEXT_H__
+
+#include <map>
+#include <unordered_set>
+
+#include "luax_ref.h"
+#include "luax_config.h"
+#include "luax_state.h"
+#include "luax_globalstate.h"
+
+namespace Luax
+{
+
+	///
+	/// 单个lua_state相关的context。是一系列代理的集合，拷贝也没关系，主要是为了节约内存。
+	///
+	class LuaxVM
+	{
+	public:
+
+		///
+		/// 根据global_State拿到虚拟机。
+		///
+		static LuaxVM* TryGetVM(global_State* gState);
+		static LuaxVM* TryGetVM(lua_State* state);
+
+		LuaxVM();
+		~LuaxVM();
+
+		///
+		/// 创建虚拟机后，需要手动调用Setup函数，初始化一些虚拟机状态。
+		///
+		void Setup();
+
+		lua_State* GetMainThread();
+		lua_State* CreateThread();
+		LuaxState GetMainState();
+
+		LuaxRefTable& GetStrongRefTable();
+		LuaxRefTable& GetWeakRefTable();
+
+	private:
+
+		typedef std::map<global_State*, LuaxVM*> VMap;
+
+		static VMap VMs;               // 通过global_State索引虚拟机，为了方便
+
+		LuaxRefTable  mStrongRefTable; // _LUAX_STRONGREF_TABLE
+		LuaxRefTable  mWeakRefTable;   // _LUAX_WEAKREF_TABLE
+
+		global_State* mGlobalState;    // 虚拟机的global_State，由当前虚拟机的所有线程共享
+		lua_State*    mMainThread;     // 主线程
+
+#if LUAX_PROFILER
+		size_t        mObjectCount;    // 统计所有在此虚拟机中创建的实例
+#endif
+
+	};
+
+}
+
+#endif
\ No newline at end of file
-- 
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