public static T GetWrapper <T>(ObjectPointerDescription ptrDesc) where T : NativeWrapper
{
if (ptrDesc.Pointer == IntPtr.Zero)
{
return(null);
}
if (_wrappers.TryGetValue(ptrDesc.Pointer, out var result))
{
return(result as T);
}
var cppClass = Marshal.PtrToStringUTF8(ptrDesc.TypeName, ptrDesc.TypeNameLen);
var asm = typeof(NativeWrapper).Assembly;
var type = asm.GetType("UnrealEngine." + cppClass);
if (type == null)
{
Ue.LogWarning($"Manage type {cppClass} not found, use {typeof(T).FullName}");
type = typeof(T);
}
var ctor = type.GetConstructor(new[] { typeof(IntPtr) });
if (ctor == null)
{
Ue.LogError($"Type {type.FullName} not contains constructor {type.Name}(IntPtr)");
return(null);
}
var obj = ctor.Invoke(new[] { (object)ptrDesc.Pointer }) as T;
return(obj);
}
public static void RemoveWrapper(IntPtr adress)
{
if (_wrappers.Remove(adress))
{
Ue.LogDebug($"Free object {adress}");
}
else
{
Ue.LogWarning($"Failed free object, {adress} not found");
}
}
public static bool AddWrapper(IntPtr adress, string dotnetTypeName)
{
var typeName = JsonConvert.DeserializeObject <FDotnetTypeName>(dotnetTypeName);
var className = _gameLogicAssembly.GetName().Name + "." + typeName.FullName;
if (_wrappers.ContainsKey(adress))
{
Ue.LogWarning($"Object is already registered. Type:{className}, Adress: 0x{(long) adress:X}");
return(false);
}
var type = _gameLogicAssembly.GetType(className);
if (type == null)
{
Ue.LogError($"Failed create object, type {className} not found");
return(false);
}
var constructor = type.GetConstructor(new[] { typeof(IntPtr) });
if (constructor == null)
{
Ue.LogError($"Failed create object, type {className} not have IntPtr constructor");
return(false);
}
try
{
var obj = constructor.Invoke(new object[] { adress });
foreach (var prop in type.GetProperties())
{
var attr = prop.GetCustomAttribute(typeof(DefaultValueAttribute)) as DefaultValueAttribute;
if (attr != null)
{
prop.SetValue(obj, attr.Value, null);
}
}
foreach (var prop in typeName.PropertyValue)
{
var pi = obj.GetType().GetProperty(prop.Name);
if (pi == null)
{
Ue.LogError($"Type {className} have not {prop.Name}");
continue;
}
try
{
pi.SetValue(obj, Convert.ChangeType(prop.Value, pi.PropertyType), null);
}
catch
{
Ue.LogError($"Failed convert '{prop.Value}' to {pi.PropertyType.FullName} (In {className}.{prop.Name})");
}
}
_wrappers.Add(adress, obj);
}
catch (Exception e)
{
Ue.LogError($"Failed create object, exception:{e}\n{e.StackTrace}");
return(false);
}
Ue.LogDebug($"Create object, Type:{className}, Adress: 0x{(long) adress:X}");
return(true);
}