refactor: redesign project structure

Package/embedded/GlobalClasses/Nodes/Scenes/DissolveScene.cs

@@ -0,0 +1,45 @@
+#pragma warning disable IDE0130
+using Godot;
+using Polonium.Attributes;
+// ReSharper disable once CheckNamespace
+namespace GlobalClasses;
+[ProxyNode]
+[GlobalClass]
+[Tool]
+public partial class DissolveScene : Scene
+{
+    [Export]
+    public Scene NextScene { get; set; }
+    private bool Finished { get; set; } = false;
+    private bool Terminated { get; set; } = false;
+
+    public sealed override void _Process(double delta)
+    {
+        if(Finished && !Terminated)
+        {
+            Terminated = true;
+            GlobalRegistry.RootScene.SwitchScene(NextScene);
+            return;
+        }
+
+        __Process(delta);
+        base._Process(delta);
+    }
+    [ProxyMethod]
+    public virtual void __Enter()
+    {
+    }
+    [ProxyMethod]
+    public virtual void __Process(double delta)
+    {
+    }
+
+    public sealed override void _EnterTree()
+    {
+        Finished = false;
+        Terminated = false;
+        __Enter();
+        base._EnterTree();
+    }
+}
+#pragma warning restore IDE0130