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use UserData instead of tables

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Alessandro Proto 2023-02-12 09:49:51 +01:00
parent 7254ba638c
commit d318523bde
1 changed files with 19 additions and 60 deletions
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79
Capy64/Runtime/ObjectManager.cs
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@ -14,11 +14,12 @@ namespace Capy64.Runtime;
public class ObjectManager : IPlugin
{
private static ConcurrentDictionary<nint, object> _objects = new();
private static IGame _game;
public ObjectManager(IGame game)
{
_game = game;
_game.EventEmitter.OnClose += OnClone;
_game.EventEmitter.OnClose += OnClose;
}
public static void PushObject<T>(Lua L, T obj)
@ -29,93 +30,51 @@ public class ObjectManager : IPlugin
return;
}
L.NewTable();
var rp = L.ToPointer(-1);
//var handle = GCHandle.Alloc(obj);
//var op = GCHandle.ToIntPtr(handle);
_objects[rp] = obj;
var p = L.NewUserData(1);
_objects[p] = obj;
}
public static T ToObject<T>(Lua L, int index, bool freeGCHandle = true)
{
if (L.IsNil(index) || !L.IsTable(index))
if (L.IsNil(index) || !L.IsUserData(index))
return default(T);
var rp = L.ToPointer(index);
if (rp == IntPtr.Zero)
var data = L.ToUserData(index);
if (data == IntPtr.Zero)
return default(T);
if (!_objects.ContainsKey(rp))
if (!_objects.ContainsKey(data))
return default(T);
var obj = _objects[rp];
if(obj == null)
return default(T);
var reference = (T)_objects[data];
if (freeGCHandle)
_objects.Remove(rp, out _);
_objects.Remove(data, out _);
return (T)obj;
/*var handle = GCHandle.FromIntPtr(Objects[rp]);
if (!handle.IsAllocated)
return default(T);
var reference = (T)handle.Target;
if (freeGCHandle)
handle.Free();
return reference;*/
return reference;
}
public static T CheckObject<T>(Lua L, int argument, string typeName, bool freeGCHandle = true)
{
if (L.IsNil(argument) || !L.IsTable(argument))
if (L.IsNil(argument) || !L.IsUserData(argument))
return default(T);
if(L.GetMetaField(argument, "__name") != LuaType.String)
IntPtr data = L.CheckUserData(argument, typeName);
if (data == IntPtr.Zero)
return default(T);
var mtName = L.ToString(-1);
L.Pop(1);
if(mtName != typeName)
if (!_objects.ContainsKey(data))
return default(T);
var rp = L.ToPointer(argument);
if (rp == IntPtr.Zero)
return default(T);
if (!_objects.ContainsKey(rp))
return default(T);
var obj = _objects[rp];
if (obj == null)
return default(T);
var reference = (T)_objects[data];
if (freeGCHandle)
_objects.Remove(rp, out _);
_objects.Remove(data, out _);
return (T)obj;
/*
var handle = GCHandle.FromIntPtr(Objects[rp]);
if (!handle.IsAllocated)
return default(T);
var reference = (T)handle.Target;
if (freeGCHandle)
handle.Free();
return reference;*/
return reference;
}
private void OnClone(object sender, EventArgs e)
private void OnClose(object sender, EventArgs e)
{
_objects.Clear();
}