generate simple room

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

@@ -0,0 +1,84 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Escape_Room_Engine.Engine.Scripts
+{
+    public class Space
+    {
+        // public DoorModule Entrance => (DoorModule)_modules.Find(module => module.IsType((ModuleType)DoorType.Entrance));
+        // public DoorModule Exit => (DoorModule)_modules.Find(module => module.IsType((ModuleType)DoorType.Exit));
+        
+        private readonly SpaceSize _size;
+        private GameObject _spaceObject;
+        private List<Module> _modules = new(2);
+
+        internal Space(SpaceSize size, Passage entrance, Passage exit)
+        {
+            _size = size;
+            
+            // connect the space to its passages
+            entrance.ConnectTo(new DoorModule(DoorType.Entrance));
+            AddModule(entrance.toIn);
+            exit.ConnectFrom(new DoorModule(DoorType.Exit));
+            AddModule(exit.fromOut);
+        }
+
+        internal void AddModule(Module module)
+        {
+            _modules.Add(module);
+        }
+
+        internal void InstantiateSpace(Transform parent, string name)
+        {
+            _spaceObject = new GameObject($"Space {name}");
+            _spaceObject.transform.SetParent(parent);
+
+            var meshFilter = _spaceObject.AddComponent<MeshFilter>();
+            meshFilter.mesh = GenerateMesh();
+            
+            var meshRenderer = _spaceObject.AddComponent<MeshRenderer>();
+            meshRenderer.material = Engine.DefaultEngine.roomMaterial;
+        }
+
+        internal Mesh GenerateMesh()
+        {
+            var mesh = new Mesh();
+
+            float halfWidth = _size.Width / 2f, halfHeight = _size.Height / 2f;
+            mesh.vertices = new[]
+            {
+                new Vector3(-halfWidth, 0, -halfHeight),
+                new Vector3(halfWidth, 0, -halfHeight),
+                new Vector3(-halfWidth, 0, halfHeight),
+                new Vector3(halfWidth, 0, halfHeight)
+            };
+
+            mesh.triangles = new[]
+            {
+                0, 2, 1,
+                2, 3, 1
+            };
+
+            var normal = Vector3.up;
+            mesh.normals = new[]
+            {
+                normal, normal, normal, normal
+            };
+
+            mesh.uv = new[]
+            {
+                new Vector2(0, 0),
+                new Vector2(1, 0),
+                new Vector2(0, 1),
+                new Vector2(1, 1)
+            };
+
+            return mesh;
+        }
+
+        internal void Destroy()
+        {
+            Object.Destroy(_spaceObject);
+        }
+    }
+}