source generator

Cables/DataCable.cs

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+using Godot;
+using Nocturnis.Enigmos.Ports.DataPorts.Directions;
+
+namespace Enigmos.Cables;
+
+public partial class DataCable : BaseCable
+{
+    public new IDataOutPort PortTo
+    {
+        get => (base.PortTo as IDataOutPort)!;
+        set => base.PortTo = value;
+    }
+
+    public new IDataInPort PortFrom
+    {
+        get => (base.PortFrom as IDataInPort)!;
+        set => base.PortFrom = value;
+    }
+
+    public override void LineUpdate()
+    {
+        Vector2 fromPosition = PortFrom.PositionToBoard;
+        Vector2 toPosition = PortTo.PositionToBoard;
+        Points = new[]
+        {
+            fromPosition, 
+            new Vector2((fromPosition.X + toPosition.X) / 2, fromPosition.Y),
+            new Vector2((fromPosition.X + toPosition.X) / 2, toPosition.Y), 
+            toPosition
+        };
+        InFill.Points = Points;
+    }
+}

Cables/SignalCable.cs

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+using Enigmos.Ports.SignalPorts;
+using Godot;
+using Nocturnis.Enigmos.Ports.SignalPorts.Directions;
+
+namespace Enigmos.Cables;
+
+public partial class SignalCable : BaseCable
+{
+	public new ISignalOutPort PortTo
+	{
+		get => (base.PortTo as ISignalOutPort)!; 
+		set => base.PortTo = value;
+	}
+
+	public new ISignalInPort PortFrom
+	{
+		get => (base.PortFrom as ISignalInPort)!; 
+		set => base.PortFrom = value;
+	}
+	public override void LineUpdate()
+	{
+		Vector2 fromPosition = PortFrom.PositionToBoard;
+		Vector2 toPosition = PortTo.PositionToBoard;
+		Points = new []
+		{
+			fromPosition,
+			new Vector2(fromPosition.X, (fromPosition.Y + toPosition.Y) / 2),
+			new Vector2(toPosition.X, (fromPosition.Y + toPosition.Y) / 2),
+			toPosition
+		};
+		InFill.Points = Points;
+	}
+}