(client) feat:添加瓦片动态定义和资源动态加载

Client/Assets/Scripts/Managers/PackagesImageManager.cs

@@ -0,0 +1,76 @@
+using System.Collections.Generic;
+using System.IO;
+using Data;
+using UnityEngine;
+
+namespace Managers
+{
+    public class PackagesImageManager : Utils.Singleton<PackagesImageManager>
+    {
+        public Dictionary<string, Texture2D> packagesImages = new();
+        public Dictionary<string, Sprite> sprites = new();
+
+        public void Init()
+        {
+            if (packagesImages.Count > 0)
+                return;
+            var imageDef = Managers.DefineManager.Instance.QueryDefinesByType<ImageDef>();
+            foreach (var ima in imageDef)
+            {
+                if (ima.path == null)
+                    continue;
+                var pack = Managers.DefineManager.Instance.GetDefinePackage(ima);
+                var path = Path.Combine(pack.packRootPath, ima.path);
+                var texture = Configs.ConfigProcessor.LoadTextureByIO(path);
+                if (texture == null)
+                   	continue;
+                packagesImages.Add(ima.name, texture);
+                SplitTextureIntoSprites(ima.name, texture, ima.hCount, ima.wCount, ima.pixelsPerUnit);
+            }
+        }
+
+        void SplitTextureIntoSprites(string name, Texture2D texture, int rows, int cols, int pixelsPerUnit)
+        {
+            if (texture == null || rows <= 0 || cols <= 0)
+            {
+                Debug.LogError("Invalid parameters for splitting texture.");
+                return;
+            }
+
+            var textureWidth = texture.width;
+            var textureHeight = texture.height;
+
+            var tileWidth = textureWidth / cols;
+            var tileHeight = textureHeight / rows;
+
+            // 确保纹理可以被整除
+            if (tileWidth * cols != textureWidth || tileHeight * rows != textureHeight)
+            {
+                Debug.LogError("Texture dimensions are not divisible by the specified rows and columns.");
+                return;
+            }
+
+            // 遍历每一行和每一列
+            for (var row = 0; row < rows; row++)
+            {
+                for (var col = 0; col < cols; col++)
+                {
+                    // 计算当前小块的矩形区域
+                    var spriteRect = new Rect(col * tileWidth, row * tileHeight, tileWidth, tileHeight);
+
+                    // 创建Sprite
+                    var sprite = Sprite.Create(texture, (Rect)spriteRect, new Vector2(0.5f, 0.5f), pixelsPerUnit);
+
+                    var index = row * cols + col;
+                    sprites[name + $"_{index}"] = sprite;
+                }
+            }
+        }
+
+        public void Reload()
+        {
+            packagesImages.Clear();
+            Init();
+        }
+    }
+}