+lua binding

1 files changed, 63 insertions, 0 deletions

diff --git a/Runtime/Scripting/LuaBindVM.h b/Runtime/Scripting/LuaBindVM.h
new file mode 100644
index 0000000..dcff44f
--- /dev/null
+++ b/Runtime/Scripting/LuaBindVM.h
@@ -0,0 +1,63 @@
+#ifndef __LUA_BIND_CONTEXT_H__
+#define __LUA_BIND_CONTEXT_H__
+
+#include <map>
+#include <unordered_set>
+
+#include "LuaBindRef.h"
+#include "LuaBindConfig.h"
+#include "LuaBindState.h"
+#include "LuaBindGlobalState.h"
+
+namespace LuaBind
+{
+
+	///
+	/// 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 LuaBindVM
+	{
+	public:
+
+		///
+		/// 根据global_State拿到虚拟机。
+		///
+		static LuaBindVM* TryGetVM(global_State* gState);
+		static LuaBindVM* TryGetVM(lua_State* state);
+
+		LuaBindVM();
+		~LuaBindVM();
+
+		///
+		/// 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();
+		LuaBindState GetMainState();
+
+		LuaBindRefTable& GetStrongRefTable();
+		LuaBindRefTable& GetWeakRefTable();
+
+	private:
+
+		typedef std::map<global_State*, LuaBindVM*> VMap;
+
+		static VMap VMs;               // 通过global_State索引虚拟机，为了方便
+
+		LuaBindRefTable  mStrongRefTable; // _LUA_BIND_STRONGREF_TABLE
+		LuaBindRefTable  mWeakRefTable;   // _LUA_BIND_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 LUA_BIND_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