Updatement数据优化, 性能优化

Assets/Scripts/MaterialUpdatement.cs

@@ -1,41 +1,47 @@
+using Convention;
 using System.Collections;
 using System.Collections.Generic;
-using Convention;
 using UnityEngine;
+using UnityEngine.Rendering.LookDev;
 
 namespace Demo.Game
 {
-    public class MaterialUpdatement : Updatement<Material>, IAssetBundleLoader
+    public class MaterialUpdatement : Updatement<int>, IAssetBundleLoader
     {
         public static MaterialUpdatement Make()
         {
             return new GameObject().AddComponent<MaterialUpdatement>();
         }
 
+        private readonly Dictionary<string, int> NameCache = new();
+        private readonly Dictionary<int, Material> MaterialCache = new();
+
         public string MaterialAssetBundlePath = null;
         public AssetBundle MaterialAssetBundle = null;
 
-        protected override Material Lerp(Material begin, Material end, float t)
+        protected override int Lerp(int begin, int end, float t)
         {
             return begin;
         }
 
-        [Content, SerializeField] private Material Cache;
+        [Content, SerializeField] private int Cache;
 
-        protected override void UpdateData(Material data)
+        protected override void UpdateData(int data)
         {
             if (string.IsNullOrEmpty(MaterialAssetBundlePath))
                 return;
+            if (Cache < 0)
+                return;
             if (Cache != data && Parent.TryGetComponent<MeshRenderer>(out var meshRenderer))
             {
-                meshRenderer.material = data;
+                meshRenderer.material = MaterialCache[data];
                 Cache = data;
             }
         }
 
         public override IEnumerator UnloadScript()
         {
-            Cache = null;
+            Cache = -1;
             if (string.IsNullOrEmpty(MaterialAssetBundlePath) == false)
                 yield return this.UnloadAssetBundle(MaterialAssetBundlePath);
             MaterialAssetBundlePath = null;
@@ -66,7 +72,13 @@ namespace Demo.Game
             ir.completed += x =>
             {
                 var mat = ir.asset as Material;
-                ManualAddEntry(time, mat, default);
+                if (NameCache.TryGetValue(material, out int id) == false)
+                {
+                    id = NameCache.Count;
+                    NameCache[material] = id;
+                }
+                MaterialCache[id] = mat;
+                ManualAddEntry(time, id, default);
             };
             yield return ir;
         }