DirectX and NativeAOT

BasicComWrappers.cs

unsafe partial class DirectXComWrappers : ComWrappers
{
    protected override unsafe ComInterfaceEntry* ComputeVtables(object obj, CreateComInterfaceFlags flags, out int count)
    {
        throw new NotImplementedException();
    }

    protected override object CreateObject(IntPtr externalComObject, CreateObjectFlags flags)
    {
        return new UniversalWrapper(externalComObject);
    }

    protected override void ReleaseObjects(IEnumerable objects)
    {
    }
}

BasicProgram.cs

// Magic line to break your application.
ComWrappers.RegisterForMarshalling(new DirectXComWrappers());

InterfaceImpl.cs

[RuntimeCallableWrapper(typeof(WInterop.Direct2d.IFactory))]

InterfaceImpl2.cs

[RuntimeCallableWrapper(typeof(WInterop.Direct2d.IFactory))]
[RuntimeCallableWrapper(typeof(WInterop.Direct2d.IGeometry))]
[RuntimeCallableWrapper(typeof(WInterop.DirectWrite.IRenderingParams))]

InterfaceImpl3.cs

[RuntimeCallableWrapper(typeof(WInterop.Direct2d.IFactory))]
[RuntimeCallableWrapper(typeof(WInterop.Direct2d.IGeometry))]
[RuntimeCallableWrapper(typeof(WInterop.DirectWrite.IRenderingParams))]
[RuntimeCallableWrapper(typeof(WInterop.Direct2d.IStrokeStyle))]
[RuntimeCallableWrapper(typeof(WInterop.Direct2d.ISimplifiedGeometrySink))]
[RuntimeCallableWrapper(typeof(WInterop.Direct2d.ITesselationSink))]

UniversalWrapper.cs

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
internal sealed partial class UniversalWrapper : IDisposable
{
    private readonly IntPtr instance;

    public UniversalWrapper(IntPtr instance)
    {
        this.instance = instance;
        Marshal.AddRef(instance);
    }

    public void Dispose()
    {
        Marshal.Release(instance);
    }
}