feat: wire infinite chunk streaming into Game with loading screen

World/World.cs

@@ -1,4 +1,3 @@
-using System.Collections;
 using OpenTK.Mathematics;
 using VoxelEngine.Core;
 using VoxelEngine.World.Blocks;
@@ -7,7 +6,7 @@ using VoxelEngine.World.Persistence;
 namespace VoxelEngine.World;
 
 public sealed class World(BlockRegistry registry, IChunkModificationStore modStore)
-    : IWorld, IEnumerable<KeyValuePair<Vector3i, Chunk.Chunk>>
+    : IWorld
 {
     private readonly Dictionary<Vector3i, Chunk.Chunk> _chunks = new();
 
@@ -60,7 +59,4 @@ public sealed class World(BlockRegistry registry, IChunkModificationStore modSto
         return true;
     }
 
-    public IEnumerator<KeyValuePair<Vector3i, Chunk.Chunk>> GetEnumerator() => this._chunks.GetEnumerator();
-
-    IEnumerator IEnumerable.GetEnumerator() => this.GetEnumerator();
 }

World/WorldGen/WorldGenerator.cs

@@ -23,6 +23,8 @@ public sealed class WorldGenerator
         this._terrain = new TerrainSampler(noise, this._biomeMap);
     }
 
+    public int SurfaceHeightAt(int worldX, int worldZ) => this._terrain.HeightAt(worldX, worldZ);
+
     public VoxelChunk Generate(Vector3i chunkPos)
     {
         VoxelChunk chunk = new();