riversong code showcase

Source/Riversong/Game/WorldGen/Operations/TerrainMaterialsInitializationOperation.cs

@@ -0,0 +1,21 @@
+using Cysharp.Threading.Tasks;
+using UnityEngine;
+
+namespace DanieleMarotta.RiversongCodeShowcase
+{
+    public class TerrainMaterialsInitializationOperation : IWorldGeneratorOperation
+    {
+        private static readonly int TerrainMapPropertyID = Shader.PropertyToID("_Terrain_Map");
+
+        [InjectService]
+        private GameConfig _config;
+
+        public UniTask Execute(World world)
+        {
+            var map = (Texture2D)_config.WorldGen.MapTextures[0].Asset;
+            Shader.SetGlobalTexture(TerrainMapPropertyID, map);
+
+            return UniTask.CompletedTask;
+        }
+    }
+}