3 files changed, 201 insertions, 0 deletions
diff --git a/Packages/dev.zue.vrcog/Editor/VRCog/FileStatTree.cs b/Packages/dev.zue.vrcog/Editor/VRCog/FileStatTree.cs
new file mode 100644
index 0000000..3e1fe81
--- /dev/null
+++ b/Packages/dev.zue.vrcog/Editor/VRCog/FileStatTree.cs
@@ -0,0 +1,107 @@
+// Editor window for auditing assets referenced by a hierarchy root.
+//
+// It collects unique materials, textures used by those materials, and meshes found under the selected GameObject, then displays them sorted by on-disk file size so large contributors are easy to spot.
+
+using UnityEngine;
+using UnityEditor;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+public class FileStatTree : EditorWindow
+{
+    private GameObject targetObject;
+    private List<AssetSizeInfo> assetList = new List<AssetSizeInfo>();
+    private Vector2 scrollPos;
+
+    struct AssetSizeInfo
+    {
+        public Object asset;
+        public long size;
+        public string type;
+    }
+
+    [MenuItem("Tools/VRCog/File Stat Tree")]
+    public static void ShowWindow() => GetWindow<FileStatTree>("File Stat Tree");
+
+    private void OnGUI()
+    {
+        GUILayout.Label("Sort Hierarchy Assets by Size", EditorStyles.boldLabel);
+        targetObject = (GameObject)EditorGUILayout.ObjectField("Target Root", targetObject, typeof(GameObject), true);
+
+        if (GUILayout.Button("Analyze Hierarchy Assets"))
+        {
+            AnalyzeAssets();
+        }
+
+        EditorGUILayout.Space();
+
+        scrollPos = EditorGUILayout.BeginScrollView(scrollPos);
+        foreach (var info in assetList)
+        {
+            EditorGUILayout.BeginHorizontal(EditorStyles.helpBox);
+            EditorGUILayout.ObjectField(info.asset, info.asset.GetType(), false);
+            GUILayout.Label(FormatSize(info.size), GUILayout.Width(80));
+            EditorGUILayout.EndHorizontal();
+        }
+        EditorGUILayout.EndScrollView();
+    }
+
+    private void AnalyzeAssets()
+    {
+        assetList.Clear();
+        if (targetObject == null) return;
+
+        HashSet<Object> foundAssets = new HashSet<Object>();
+        Renderer[] renderers = targetObject.GetComponentsInChildren<Renderer>(true);
+
+        foreach (var ren in renderers)
+        {
+            foreach (var mat in ren.sharedMaterials)
+            {
+                if (mat == null) continue;
+                
+                // Track the Material
+                foundAssets.Add(mat);
+
+                // Track Textures within that material
+                Shader shader = mat.shader;
+                int propertyCount = ShaderUtil.GetPropertyCount(shader);
+                for (int i = 0; i < propertyCount; i++)
+                {
+                    if (ShaderUtil.GetPropertyType(shader, i) == ShaderUtil.ShaderPropertyType.TexEnv)
+                    {
+                        Texture tex = mat.GetTexture(ShaderUtil.GetPropertyName(shader, i));
+                        if (tex != null) foundAssets.Add(tex);
+                    }
+                }
+            }
+            
+            // Track Mesh
+            MeshFilter mf = ren.GetComponent<MeshFilter>();
+            if (mf != null && mf.sharedMesh != null) foundAssets.Add(mf.sharedMesh);
+        }
+
+        foreach (var asset in foundAssets)
+        {
+            string path = AssetDatabase.GetAssetPath(asset);
+            if (!string.IsNullOrEmpty(path))
+            {
+                FileInfo fi = new FileInfo(path);
+                if (fi.Exists)
+                {
+                    assetList.Add(new AssetSizeInfo { asset = asset, size = fi.Length, type = asset.GetType().Name });
+                }
+            }
+        }
+
+        // Sort by size descending
+        assetList = assetList.OrderByDescending(asf => asf.size).ToList();
+    }
+
+    private string FormatSize(long bytes)
+    {
+        if (bytes >= 1048576) return (bytes / 1048576f).ToString("F2") + " MB";
+        return (bytes / 1024f).ToString("F2") + " KB";
+    }
+}
+\ No newline at end of file
diff --git a/Packages/dev.zue.vrcog/Editor/VRCog/PoiyomiFinder.cs b/Packages/dev.zue.vrcog/Editor/VRCog/PoiyomiFinder.cs
new file mode 100644
index 0000000..6a65445
--- /dev/null
+++ b/Packages/dev.zue.vrcog/Editor/VRCog/PoiyomiFinder.cs
@@ -0,0 +1,81 @@
+// Editor window for finding objects that use Poiyomi shaders in a hierarchy.
+//
+// It scans renderers under the selected root GameObject, lists each matching object once, and provides a quick Select action to jump directly to results for material cleanup.
+
+using UnityEngine;
+using UnityEditor;
+using System.Collections.Generic;
+
+public class PoiyomiFinder : EditorWindow
+{
+    private GameObject targetObject;
+    private List<GameObject> results = new List<GameObject>();
+    private Vector2 scrollPos;
+
+    [MenuItem("Tools/VRCog/Poiyomi Finder")]
+    public static void ShowWindow()
+    {
+        GetWindow<PoiyomiFinder>("Poiyomi Finder");
+    }
+
+    private void OnGUI()
+    {
+        GUILayout.Label("Search Hierarchy for Poiyomi Shaders", EditorStyles.boldLabel);
+        
+        targetObject = (GameObject)EditorGUILayout.ObjectField("Target Root", targetObject, typeof(GameObject), true);
+
+        if (GUILayout.Button("Find Poiyomi Materials"))
+        {
+            FindMaterials();
+        }
+
+        EditorGUILayout.Space();
+
+        if (results.Count > 0)
+        {
+            GUILayout.Label($"Found {results.Count} objects:", EditorStyles.helpBox);
+            scrollPos = EditorGUILayout.BeginScrollView(scrollPos);
+            
+            foreach (GameObject obj in results)
+            {
+                EditorGUILayout.BeginHorizontal();
+                EditorGUILayout.ObjectField(obj, typeof(GameObject), true);
+                if (GUILayout.Button("Select", GUILayout.Width(60)))
+                {
+                    Selection.activeGameObject = obj;
+                }
+                EditorGUILayout.EndHorizontal();
+            }
+            
+            EditorGUILayout.EndScrollView();
+        }
+    }
+
+    private void FindMaterials()
+    {
+        results.Clear();
+        if (targetObject == null) return;
+
+        // Get all renderers in children
+        Renderer[] renderers = targetObject.GetComponentsInChildren<Renderer>(true);
+
+        foreach (Renderer ren in renderers)
+        {
+            foreach (Material mat in ren.sharedMaterials)
+            {
+                if (mat != null && mat.shader != null)
+                {
+                    // Check if the shader name contains "poiyomi" (case-insensitive)
+                    if (mat.shader.name.ToLower().Contains("poiyomi"))
+                    {
+                        if (!results.Contains(ren.gameObject))
+                        {
+                            results.Add(ren.gameObject);
+                        }
+                        break; // Move to next renderer once found
+                    }
+                }
+            }
+        }
+    }
+}
+\ No newline at end of file
diff --git a/Packages/dev.zue.vrcog/package.json b/Packages/dev.zue.vrcog/package.json
new file mode 100644
index 0000000..d712e30
--- /dev/null
+++ b/Packages/dev.zue.vrcog/package.json
@@ -0,0 +1,13 @@
+{
+  "name": "dev.zue.vrcog",
+  "displayName": "VRCog",
+  "version": "0.0.1",
+  "unity": "2022.3",
+  "description": "Unity editor utilities for VRChat creators. The missing gear in your workflow.",
+  "vrchatVersion": "2022.1.1",
+  "author": {
+    "name": "Alex Pooley (@zuedev)",
+    "email": "zuedev@gmail.com",
+    "url": "https://zue.dev"
+  }
+}
+\ No newline at end of file