(client) feat:彻底完成瓦片地图模块化加载和索引

Client/Assets/Scripts/Managers/PackagesImageManager.cs

@@ -31,9 +31,8 @@ namespace Managers
 
         void SplitTextureIntoSprites(string name, Texture2D texture, int rows, int cols, int pixelsPerUnit)
         {
-            if (texture == null || rows <= 0 || cols <= 0)
+            if (texture == null || rows <= 1 || cols <= 1)
             {
-                Debug.LogError("Invalid parameters for splitting texture.");
                 return;
             }
 
@@ -61,7 +60,7 @@ namespace Managers
                     // 创建Sprite
                     var sprite = Sprite.Create(texture, (Rect)spriteRect, new Vector2(0.5f, 0.5f), pixelsPerUnit);
 
-                    var index = row * cols + col;
+                    var index = (rows-row-1) * cols + col;
                     sprites[name + $"_{index}"] = sprite;
                 }
             }