comment pass

Assets/Engine/Runtime/Requirements/PlacementRequirement.cs

@@ -5,6 +5,9 @@ using EscapeRoomEngine.Engine.Runtime.Utilities;
 
 namespace EscapeRoomEngine.Engine.Runtime.Requirements
 {
+    /// <summary>
+    /// The main class any placement requirement inherits from. To place a module, every possible placement inside the space is put into a list of candidates that is then filtered by all placement requirements.
+    /// </summary>
     public abstract class PlacementRequirement : Requirement<Placement>
     {
         protected abstract override List<Placement> FilterCandidates(List<Placement> candidates, Module module, Space space);