riversong code showcase

Source/Riversong/Game/WorldGen/WorldCreationSystem.cs

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+using System;
+using Unity.Mathematics;
+using UnityEngine;
+using IServiceProvider = DanieleMarotta.RiversongCodeShowcase.IServiceProvider;
+
+namespace DanieleMarotta.RiversongCodeShowcase
+{
+    [GameSystemGroup(typeof(WorldGenSystemGroup))]
+    public class WorldCreationSystem : GameSystem, IServiceProvider, IDisposable
+    {
+        private World _world;
+
+        public WorldCreationSystem(IServiceLocator serviceLocator) : base(serviceLocator)
+        {
+        }
+
+        public void RegisterServices(IServiceLocator serviceLocator)
+        {
+            _world = new World();
+            _world.Size = int2.zero;
+            _world.Heightmap = new WorldHeightmap(int2.zero);
+            _world.BlockMap = new BlockMap(int2.zero);
+            _world.Fertility = new FertilityMap(int2.zero);
+            _world.WaterMap = new WaterMap(int2.zero);
+            _world.EntityIdMap = new EntityIdMap(int2.zero);
+            _world.RoadNetwork = new RoadNetwork(int2.zero);
+
+            ServiceLocator.RegisterService(_world);
+        }
+
+        public void Dispose()
+        {
+            _world.Dispose();
+
+            Debug.Log("World disposed");
+        }
+    }
+}