fix minor bugs

adjust folder structure (move renderer out of utils)

Runtime/ui/painting/txt/mesh_generator.cs

 using System;
 using System.Collections.Generic;
-using System.Linq;
 using Unity.UIWidgets.foundation;
 using UnityEngine;
 
                 ObjectPool<uiList<Vector3>>.release(vertices);
                 ObjectPool<uiList<Vector2>>.release(uv);
                 ObjectPool<uiList<int>>.release(triangles);
-                
+                ObjectPool<MeshKey>.release(key);
                 return null;
             }
 

Runtime/ui/renderer/allocator/pool_object.cs

 
     public static class ObjectPool<TObject> where TObject :PoolObject, new() {
         static readonly Stack<TObject> pool = new Stack<TObject>();
+
+        static int allocatedCount = 0;
         
         public static TObject alloc() {
             if (pool.Count == 0) {
                 }
+
+                allocatedCount += 128;
             }
             
             var ret = pool.Pop();
-                AllocDebugger.onAlloc(debugKey, debugName);
+                AllocDebugger.onAlloc(debugKey, debugName, allocatedCount);
                 ret.activated_flag = true;
             }
             
                 }
                 obj.activated_flag = false;
 
-                AllocDebugger.onRelease(debugKey, debugName);
+                AllocDebugger.onRelease(debugKey, debugName, allocatedCount);
-            
+                        
+            obj.clear();
+                allocatedCount--;
-            
-            obj.clear();
             pool.Push(obj);
         }
         

Runtime/ui/renderer/allocator/debug.cs

         public int watermark;
         public int prev_watermark;
         public int borrowed;
+        public int allocated;
-        public void onAlloc() {
+        public void onAlloc(int allocatedCount) {
+            this.allocated = allocatedCount;
-        public void onRelease() {
+        public void onRelease(int allocatedCount) {
+            this.allocated = allocatedCount;
         }
     }
     
             }
         }
 
-        public static void onAlloc(int objKey, string objName) {
+        public static void onAlloc(int objKey, string objName, int allocatedCount) {
-                    borrowed = 0
+                    borrowed = 0,
+                    allocated = 0
-            debugInfos[objKey].onAlloc();
+            debugInfos[objKey].onAlloc(allocatedCount);
-        public static void onRelease(int objKey, string objName) {
+        public static void onRelease(int objKey, string objName, int allocatedCount) {
-            debugInfos[objKey].onRelease();
+            debugInfos[objKey].onRelease(allocatedCount);
         }
     }
 }