更新

Assets/OtherPlugins/GraphicsCat/Modules/Common/Utils/BoundUtils.cs

@@ -0,0 +1,21 @@
+using UnityEngine;
+
+namespace GraphicsCat
+{
+    public static class BoundsUtils
+    {
+        public static Bounds GetHierarchyBounds(GameObject root)
+        {
+            if (root == null) return new Bounds();
+
+            var renderers = root.GetComponentsInChildren<Renderer>(true);
+            if (renderers.Length == 0) return new Bounds();
+
+            Bounds combinedBounds = renderers[0].bounds;
+            for (int i = 1; i < renderers.Length; i++)
+                combinedBounds.Encapsulate(renderers[i].bounds);
+
+            return combinedBounds;
+        }
+    }
+}