*misc

1 files changed, 72 insertions, 0 deletions

diff --git a/source/external/Luax/luax_ref.cpp b/source/external/Luax/luax_ref.cpp
new file mode 100644
index 0000000..d4be775
--- /dev/null
+++ b/source/external/Luax/luax_ref.cpp
@@ -0,0 +1,72 @@
+#include "luax_vm.h"
+#include "luax_ref.h"
+
+namespace Luax
+{
+
+	LuaxRef::LuaxRef(int mode)
+		: mRefID(LUA_NOREF)
+		, mMode(mode)
+	{
+	}
+
+	LuaxRef::~LuaxRef()
+	{
+	}
+
+	LuaxRef::operator bool()
+	{
+		return (mRefID != LUA_NOREF);
+	}
+
+	bool LuaxRef::PushRef(LuaxState& state)
+	{
+		assert(mRefID != LUA_NOREF);
+
+		LuaxVM* vm = state.GetVM();
+		if (!vm) return false;
+		if (mMode == STRONG_REF)
+		{
+			LuaxRefTable& table = vm->GetStrongRefTable();
+			table.PushRef(state, mRefID);
+		}
+		else if (mMode == WEAK_REF)
+		{
+			LuaxRefTable& table = vm->GetWeakRefTable();
+			table.PushRef(state, mRefID);
+		}
+		else
+		{
+			state.PushNil();
+			return false;
+		}
+		return true;
+	}
+
+	void LuaxRef::SetRef(LuaxState& state, int idx)
+	{
+		LuaxVM* vm = state.GetVM();
+		if (!vm) return;
+		if (mMode == STRONG_REF)
+		{
+			LuaxRefTable& table = vm->GetStrongRefTable();
+			mRefID = table.Ref(state, idx);
+		}
+		else if (mMode == WEAK_REF)
+		{
+			LuaxRefTable& table = vm->GetWeakRefTable();
+			mRefID = table.Ref(state, idx);
+		}
+	}
+
+	LuaxStrongRef::LuaxStrongRef()
+		: LuaxRef(STRONG_REF)
+	{
+	}
+
+	LuaxWeakRef::LuaxWeakRef()
+		: LuaxRef(WEAK_REF)
+	{
+	}
+
+}