Updated data with sub-researches to have a more advanced Tech-tree and purpose to research.

Scripts/UI/Research/ResearchList.cs

@@ -4,6 +4,8 @@ using Godot.Collections;
 public partial class ResearchList : PanelContainer
 {
 	[Export] private GraphEdit researchGraph;
+	private System.Collections.Generic.Dictionary<string, Vector2> nodePositions = new System.Collections.Generic.Dictionary<string, Vector2>();
+	private bool hasArrangedNodes = false;
 
 	public override void _Ready()
 	{
@@ -13,10 +15,27 @@ public partial class ResearchList : PanelContainer
 
 	public void SetupGraph()
 	{
+		RememberNodePositions();
 		ClearGraph();
 		CreateResearchNodes();
 		CreateResearchConnections();
-		researchGraph.ArrangeNodes();
+
+		if (!hasArrangedNodes)
+		{
+			researchGraph.ArrangeNodes();
+			hasArrangedNodes = true;
+		}
+	}
+
+	private void RememberNodePositions()
+	{
+		foreach (Node child in researchGraph.GetChildren())
+		{
+			GraphNode node = child as GraphNode;
+			if (node == null) continue;
+
+			nodePositions[node.Name] = node.PositionOffset;
+		}
 	}
 
 	private void ClearGraph()
@@ -99,10 +118,15 @@ public partial class ResearchList : PanelContainer
 		GraphNode node = new GraphNode
 		{
 			Name = id,
-			Title = id,
+			Title = Research.GetReadableName(id),
 			SelfModulate = stateColor
 		};
 
+		if (nodePositions.ContainsKey(id))
+		{
+			node.PositionOffset = nodePositions[id];
+		}
+
 		node.SetSlot(
 			0,
 			true,