requirements foundation

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Assets/Escape Room Engine/Engine/Module Descriptions/Generic Door Exit.asset

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Assets/Escape Room Engine/Engine/Module Descriptions/Spawn.asset

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Assets/Escape Room Engine/Engine/Scripts/Dimensions.cs

@@ -1,4 +1,5 @@
-using UnityEngine;
+using System.Collections.Generic;
+using UnityEngine;
 
 namespace Escape_Room_Engine.Engine.Scripts
 {
@@ -39,6 +40,24 @@ namespace Escape_Room_Engine.Engine.Scripts
 
         public int Area => width * length;
 
+        public HashSet<Vector2Int> EveryPosition
+        {
+            get
+            {
+                var positions = new HashSet<Vector2Int>();
+
+                for (var zIter = 0; zIter < length; zIter++)
+                {
+                    for (var xIter = 0; xIter < width; xIter++)
+                    {
+                        positions.Add(new Vector2Int(xIter, zIter));
+                    }
+                }
+
+                return positions;
+            }
+        }
+
         public override string ToString() => $"({width}, {length}) at ({x}, {z})";
     }
 }

Assets/Escape Room Engine/Engine/Scripts/Engine.cs

@@ -82,17 +82,31 @@ namespace Escape_Room_Engine.Engine.Scripts
             // add puzzles
             for (var i = 0; i < Utilities.Utilities.RandomInclusive(minPuzzleCount, maxPuzzleCount); i++)
             {
-                var puzzle = new PuzzleModule(space, puzzleTypes.RandomElement());
+                GeneratePuzzle(space);
-                puzzle.Place(new Vector2Int(
-                    Random.Range(0, rrDimensions.width),
-                    Random.Range(0, rrDimensions.length)
-                ));
-                space.AddModule(puzzle);
             }
             
             room.AddSpace(space, exit);
         }
 
+        private void GeneratePuzzle(Space space)
+        {
+            var puzzle = new PuzzleModule(space, puzzleTypes.RandomElement());
+            
+            // place puzzle
+            var placementCandidates = space.rrDimensions.EveryPosition;
+            puzzle._description.PlacementRequirements.ForEach(requirement =>
+                placementCandidates.IntersectWith(requirement.PlacementCandidates(puzzle, space)));
+            if (placementCandidates.Count > 0)
+            {
+                puzzle.Place(placementCandidates.RandomElement());
+                space.AddModule(puzzle);
+            }
+            else
+            {
+                Logger.Log("Could not find suitable placement for puzzle", LogType.PuzzleGeneration);
+            }
+        }
+
         /// <summary>
         /// Generate space dimensions that fit the required size constraints and cover the position of the entrance.
         /// </summary>

Assets/Escape Room Engine/Engine/Scripts/Modules/DoorModule.cs

@@ -16,7 +16,6 @@ namespace Escape_Room_Engine.Engine.Scripts.Modules
         
         internal DoorModule(Space space, DoorModuleDescription description) : base(space, description)
         {
-            _description.types.Add((ModuleType)description.doorType);
             srDimensions.Size = Vector2Int.one; // door always has size 1x1
         }
 

Assets/Escape Room Engine/Engine/Scripts/Modules/DoorModuleDescription.cs

@@ -5,7 +5,6 @@ namespace Escape_Room_Engine.Engine.Scripts.Modules
     [CreateAssetMenu(menuName = "Modules/Door")]
     public class DoorModuleDescription : ModuleDescription
     {
-        public DoorType doorType;
         /// <summary>
         /// The description for the door that should be connected with this one.
         /// <example>If this is a teleporter entrance, the connected door should be a teleporter exit.</example>

Assets/Escape Room Engine/Engine/Scripts/Modules/Module.cs

@@ -8,6 +8,11 @@ using Object = UnityEngine.Object;
 
 namespace Escape_Room_Engine.Engine.Scripts.Modules
 {
+    public enum Orientation
+    {
+        North = 0, East = 90, South = 180, West = 270
+    }
+    
     public class Module
     {
         /// <summary>
@@ -25,6 +30,7 @@ namespace Escape_Room_Engine.Engine.Scripts.Modules
         /// The space relative (<i>SR</i>) dimensions of this module.
         /// </summary>
         protected Dimensions srDimensions;
+        protected Orientation orientation;
 
         private readonly Space _space;
 
@@ -65,7 +71,8 @@ namespace Escape_Room_Engine.Engine.Scripts.Modules
         {
             _moduleObject = new GameObject(ToString());
             _moduleObject.transform.SetParent(parent, false);
-            _moduleObject.transform.localPosition = new Vector3(srDimensions.x, 0, srDimensions.z);
+            _moduleObject.transform.localPosition = new Vector3(srDimensions.x + .5f, 0, srDimensions.z + .5f);
+            _moduleObject.transform.Rotate(Vector3.up, (float)orientation);
             
             Object.Instantiate(_description.modulePrefab, _moduleObject.transform, false);
         }

Assets/Escape Room Engine/Engine/Scripts/Modules/ModuleDescription.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using Escape_Room_Engine.Engine.Scripts.Requirements;
 using UnityEngine;
 
 namespace Escape_Room_Engine.Engine.Scripts.Modules
@@ -6,7 +7,12 @@ namespace Escape_Room_Engine.Engine.Scripts.Modules
     [CreateAssetMenu(menuName = "Modules/Generic Module")]
     public class ModuleDescription : ScriptableObject
     {
-        public readonly HashSet<ModuleType> types = new();
+        public List<ModuleType> types = new();
         public GameObject modulePrefab;
+        public List<Requirement> requirements = new();
+
+        public List<PlacementRequirement> PlacementRequirements => requirements
+            .FindAll(requirement => requirement is PlacementRequirement)
+            .ConvertAll(requirement => (PlacementRequirement)requirement);
     }
 }

Assets/Escape Room Engine/Engine/Scripts/Modules/PuzzleModule.cs

@@ -6,7 +6,6 @@ namespace Escape_Room_Engine.Engine.Scripts.Modules
     {
         internal PuzzleModule(Space space, PuzzleModuleDescription description) : base(space, description)
         {
-            _description.types.Add(ModuleType.Puzzle);
             srDimensions.Size = Vector2Int.one; // TODO: larger modules
         }
     }

Assets/Escape Room Engine/Engine/Scripts/Requirements.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 629d8948cbb04005b050a6aa1e66c0f4
+timeCreated: 1667874124

Assets/Escape Room Engine/Engine/Scripts/Requirements/PlaceAlongSpaceEdges.cs

@@ -0,0 +1,28 @@
+using System.Collections.Generic;
+using Escape_Room_Engine.Engine.Scripts.Modules;
+using UnityEngine;
+
+namespace Escape_Room_Engine.Engine.Scripts.Requirements
+{
+    [CreateAssetMenu(menuName = "Requirements/Place Along Space Edges")]
+    public class PlaceAlongSpaceEdges : PlacementRequirement
+    {
+        public override HashSet<Vector2Int> PlacementCandidates(Module module, Space space)
+        {
+            var edgePositions = new HashSet<Vector2Int>();
+            
+            for (var x = 0; x < space.rrDimensions.width; x++)
+            {
+                edgePositions.Add(new Vector2Int(x, 0));
+                edgePositions.Add(new Vector2Int(x, space.rrDimensions.length));
+            }
+            for (var z = 0; z < space.rrDimensions.length; z++)
+            {
+                edgePositions.Add(new Vector2Int(0, z));
+                edgePositions.Add(new Vector2Int(space.rrDimensions.width, z));
+            }
+
+            return edgePositions;
+        }
+    }
+}

Assets/Escape Room Engine/Engine/Scripts/Requirements/PlaceAlongSpaceEdges.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 8ec2cdf0145347e18e7c68221333be2c
+timeCreated: 1667876484

Assets/Escape Room Engine/Engine/Scripts/Requirements/PlaceAnywhere.cs

@@ -0,0 +1,15 @@
+using System.Collections.Generic;
+using Escape_Room_Engine.Engine.Scripts.Modules;
+using UnityEngine;
+
+namespace Escape_Room_Engine.Engine.Scripts.Requirements
+{
+    [CreateAssetMenu(menuName = "Requirements/Place Anywhere")]
+    public class PlaceAnywhere : PlacementRequirement
+    {
+        public override HashSet<Vector2Int> PlacementCandidates(Module module, Space space)
+        {
+            return space.rrDimensions.EveryPosition;
+        }
+    }
+}

Assets/Escape Room Engine/Engine/Scripts/Requirements/PlaceAnywhere.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: aa4ff365b4e844e782cd12d8aeebd3d4
+timeCreated: 1667876850

Assets/Escape Room Engine/Engine/Scripts/Requirements/PlacementRequirement.cs

@@ -0,0 +1,11 @@
+using System.Collections.Generic;
+using Escape_Room_Engine.Engine.Scripts.Modules;
+using UnityEngine;
+
+namespace Escape_Room_Engine.Engine.Scripts.Requirements
+{
+    public abstract class PlacementRequirement : Requirement
+    {
+        public abstract HashSet<Vector2Int> PlacementCandidates(Module module, Space space);
+    }
+}

Assets/Escape Room Engine/Engine/Scripts/Requirements/PlacementRequirement.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 65f297b8d32b4f09b89c21b88b43b646
+timeCreated: 1667876036

Assets/Escape Room Engine/Engine/Scripts/Requirements/Requirement.cs

@@ -0,0 +1,9 @@
+using UnityEngine;
+
+namespace Escape_Room_Engine.Engine.Scripts.Requirements
+{
+    public abstract class Requirement : ScriptableObject
+    {
+        
+    }
+}

Assets/Escape Room Engine/Engine/Scripts/Requirements/Requirement.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 9123b592f74444c8b6225f725b6407b3
+timeCreated: 1667874140

Assets/Escape Room Engine/Engine/Scripts/Utilities/Logger.cs

@@ -5,7 +5,7 @@ namespace Escape_Room_Engine.Engine.Scripts.Utilities
 {
     public enum LogType
     {
-        Important, ModulePlacement, PassageConnection, RoomGeneration
+        Important, ModulePlacement, PassageConnection, RoomGeneration, PuzzleGeneration
     }
     
     public class Logger : MonoBehaviour

Assets/Escape Room Engine/Engine/Scripts/Utilities/Utilities.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Linq;
 using UnityEngine;
 
 namespace Escape_Room_Engine.Engine.Scripts.Utilities
@@ -24,6 +25,7 @@ namespace Escape_Room_Engine.Engine.Scripts.Utilities
         public static int RandomInclusive(int from, int to) => Random.Range(from, to + 1);
 
         public static T RandomElement<T>(this List<T> list) => list[Random.Range(0, list.Count)];
+        public static T RandomElement<T>(this HashSet<T> set) => set.ElementAt(Random.Range(0, set.Count));
 
         #endregion
     }

Assets/Scenes/TestScene.unity

@@ -1271,7 +1271,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   loggingEnabled: 1
-  typeFilter: 00000000010000000200000003000000
+  typeFilter: 0000000001000000020000000300000004000000
 --- !u!1 &1718957584
 GameObject:
   m_ObjectHideFlags: 0