WiP: deactivated array elements

Scripts/Chunk.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using FOU.Scripts.Elements;
 using Godot;
 
@@ -16,7 +17,7 @@ public class Chunk {
     private readonly Image image;
     private readonly int sizeX;
     private readonly int sizeY;
-    private readonly List<Element> activeElements = new List<Element>();
+    private readonly HashSet<Element> activeElements;
 
     public Chunk(int x, int y, int index) {
         Index = index;
@@ -30,6 +31,8 @@ public class Chunk {
             }
         }
 
+        activeElements = new HashSet<Element>(sizeX * sizeY);
+
         image = Image.Create(sizeX, sizeY, false, Image.Format.Rgb8);
         image.Fill(Colors.Black);
     }
@@ -59,7 +62,7 @@ public class Chunk {
 
                 if (Elements[X,Y].GetType() != type) {
                     Elements[X, Y] = o as Element;
-                    activeElements.Add(Elements[X, Y]);
+                    Elements[X, Y].Active = true;
                 }
             }
         }
@@ -78,12 +81,17 @@ public class Chunk {
     public void SetElementActive(Element e, bool active) {
         if (e.Active == active) return;
 
-        if (active)
+        GD.Print($"setting {e} to {active}");
+        if (active && e.GetType() != typeof(Element))
             activeElements.Add(e);
         else
             activeElements.Remove(e);
     }
 
+    public int ActiveElemetnsCount() {
+        return activeElements.Count;
+    }
+
     public void Swap(Element what, Vector2I pos) {
         Swap(what, Get(pos));
     }