Added basic symbols for most of the resources and changed map to be revealed whilst robots are exploring.

Scripts/WorldGeneration/Map.cs

@@ -0,0 +1,70 @@
+using Godot;
+using System;
+
+public partial class Map : PanelContainer
+{
+	[Export] GridContainer grid;
+	// Called when the node enters the scene tree for the first time.
+	public override void _Ready()
+	{
+	}
+
+	// Called every frame. 'delta' is the elapsed time since the previous frame.
+	public override void _Process(double delta)
+	{
+		//TODO: This has to be temporary! Drawing each frame is way too expensive.
+		if (Visible)
+		{
+			ShowMap();
+		}
+	}
+
+	public void ShowMap()
+	{
+		grid.Columns = GameData.layerSize;
+		grid.AddThemeConstantOverride("h_separation", (int)(GameData.tileWidth * 2.5f));
+		grid.AddThemeConstantOverride("v_separation", (int)(GameData.tileWidth * 2.5f));
+		foreach (Node node in grid.GetChildren())
+		{
+			grid.RemoveChild(node);
+			node.QueueFree();
+		}
+		TextureRect texture;
+		Tile[,] tiles = GameData.map[GameData.currentLayer].tiles;
+		for (int z = 0; z < GameData.layerSize; z++)
+		{
+			for (int x = 0; x < GameData.layerSize; x++)
+			{
+				texture = new TextureRect();
+				if (tiles[x, z].wasVisited)
+				{
+					if (tiles[x, z].containsResource)
+					{
+						texture.Texture = ResourceDistributor.resources[tiles[x, z].resource.name];
+					}
+					else
+					{
+						texture.Texture = GenerateTexture(32, new Color(0,0,0,0));
+					}
+				}
+				else
+				{
+					texture.Texture = GenerateTexture(32, new Color(0,0,0,1));
+				}
+
+				grid.AddChild(texture);
+
+			}
+		}
+	}
+
+	public Texture2D GenerateTexture(int size, Color fillColor)
+	{
+
+		Image image = Image.CreateEmpty(size, size, false, Image.Format.Rgba8);
+
+		image.Fill(fillColor);
+
+		return ImageTexture.CreateFromImage(image);
+	}
+}

Scripts/WorldGeneration/Map.cs.uid

@@ -0,0 +1 @@
+uid://fegfbcnlk8p5

Scripts/WorldGeneration/ResourceDistributor.cs

@@ -4,22 +4,14 @@ using Godot;
 
 public class ResourceDistributor
 {
-    public static List<string> resourceNames = new()
-    {
-        "Iron ore",
-        "Stone",
-        "Copper ore",
-        "Spiderweb",
-        "Mushroom",
-        "Tin ore"
-    };
+    public static Dictionary<string, Texture2D> resources = ResourceLoader.LoadResourceSymbols();
 
     public static string GetResource(List<string> current)
     {
-        List<string> diff = resourceNames.Except(current).ToList();
+        List<string> diff = resources.Keys.Except(current).ToList();
         if (diff.Count <= 0)
         {
-            return resourceNames[GameData.rand.Next(resourceNames.Count)];
+            return resources.Keys.ToList()[GameData.rand.Next(resources.Keys.Count)];
         }
         else
         {

Scripts/WorldGeneration/Tile.cs

@@ -13,6 +13,7 @@ public partial class Tile
 
 	public bool containsLight, containsDecoration, containsResource;
 	public GameResource resource;
+	public bool wasVisited;
 
 
 	public void SetMeshes(Dictionary<string, MeshInstance3D> tileMeshes)