阶段性完成

Assets/PotaToon/Editor/Scripts/PotaToonMaterialFinderWindow.cs

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+using UnityEngine;
+using UnityEditor;
+using System.Collections.Generic;
+
+namespace PotaToon.Editor
+{
+    public class PotaToonMaterialFinderWindow : EditorWindow
+    {
+        private const string k_PotaToonShaderName = "PotaToon/Toon";
+        private const string k_EyeShaderName = "PotaToon/Eye";
+        private static List<Material> s_FoundMaterials = new List<Material>();
+        private static List<Material> s_FoundEyeMaterials = new List<Material>();
+        private Vector2 m_ScrollPosition;
+
+        [MenuItem("PotaToon/View all materials Using PotaToon Shader in this scene")]
+        public static void ShowWindow()
+        {
+            PotaToonMaterialFinderWindow window = GetWindow<PotaToonMaterialFinderWindow>("PotaToon Shader Material Finder");
+            window.SearchMaterials(s_FoundMaterials, k_PotaToonShaderName);
+            window.SearchMaterials(s_FoundEyeMaterials, k_EyeShaderName);
+        }
+
+        private void OnGUI()
+        {
+            GUILayout.Label($"🔍 Searching for Shader: {k_PotaToonShaderName}", EditorStyles.boldLabel);
+
+            if (GUILayout.Button("Refresh List"))
+            {
+                SearchMaterials(s_FoundMaterials, k_PotaToonShaderName);
+                SearchMaterials(s_FoundEyeMaterials, k_EyeShaderName);
+            }
+
+            GUILayout.Space(10);
+
+            if (s_FoundMaterials.Count == 0)
+            {
+                EditorGUILayout.HelpBox("No materials using this shader were found in the scene.", MessageType.Info);
+            }
+
+            m_ScrollPosition = EditorGUILayout.BeginScrollView(m_ScrollPosition);
+
+            foreach (var mat in s_FoundMaterials)
+            {
+                EditorGUILayout.BeginHorizontal("box");
+
+                float previewSize = 35f;
+
+                EditorGUILayout.BeginVertical(GUILayout.Width(previewSize), GUILayout.Height(previewSize));
+                Texture previewTexture = AssetPreview.GetAssetPreview(mat);
+                if (previewTexture)
+                {
+                    Rect previewRect = GUILayoutUtility.GetRect(previewSize, previewSize, GUILayout.ExpandWidth(false));
+                    GUI.DrawTexture(previewRect, previewTexture, ScaleMode.ScaleToFit);
+                }
+                else
+                {
+                    GUILayout.Label("No Preview", GUILayout.Width(previewSize), GUILayout.Height(previewSize));
+                }
+                EditorGUILayout.EndVertical();
+                
+                GUILayout.Label(mat.name, GUILayout.ExpandWidth(true));
+                
+                EditorGUILayout.BeginHorizontal(GUILayout.Width(180));
+                if (GUILayout.Button("Select", GUILayout.Width(70)))
+                {
+                    Selection.activeObject = mat;
+                    EditorGUIUtility.PingObject(mat);
+                }
+
+                if (GUILayout.Button("Find in Project", GUILayout.Width(100)))
+                {
+                    EditorUtility.FocusProjectWindow();
+                    EditorGUIUtility.PingObject(mat);
+                }
+                EditorGUILayout.EndHorizontal();
+
+                EditorGUILayout.EndHorizontal();
+            }
+            
+            GUILayout.Label($"🔍 Searching for Shader: {k_EyeShaderName}", EditorStyles.boldLabel);
+            GUILayout.Space(10);
+            
+            foreach (var mat in s_FoundEyeMaterials)
+            {
+                EditorGUILayout.BeginHorizontal("box");
+
+                float previewSize = 35f;
+
+                EditorGUILayout.BeginVertical(GUILayout.Width(previewSize), GUILayout.Height(previewSize));
+                Texture previewTexture = AssetPreview.GetAssetPreview(mat);
+                if (previewTexture)
+                {
+                    Rect previewRect = GUILayoutUtility.GetRect(previewSize, previewSize, GUILayout.ExpandWidth(false));
+                    GUI.DrawTexture(previewRect, previewTexture, ScaleMode.ScaleToFit);
+                }
+                else
+                {
+                    GUILayout.Label("No Preview", GUILayout.Width(previewSize), GUILayout.Height(previewSize));
+                }
+                EditorGUILayout.EndVertical();
+                
+                GUILayout.Label(mat.name, GUILayout.ExpandWidth(true));
+                
+                EditorGUILayout.BeginHorizontal(GUILayout.Width(180));
+                if (GUILayout.Button("Select", GUILayout.Width(70)))
+                {
+                    Selection.activeObject = mat;
+                    EditorGUIUtility.PingObject(mat);
+                }
+
+                if (GUILayout.Button("Find in Project", GUILayout.Width(100)))
+                {
+                    EditorGUIUtility.PingObject(mat);
+                    EditorUtility.FocusProjectWindow();
+                }
+                EditorGUILayout.EndHorizontal();
+
+                EditorGUILayout.EndHorizontal();
+            }
+
+            EditorGUILayout.EndScrollView();
+        }
+
+        private void SearchMaterials(List<Material> targetMaterials, string targetShaderName)
+        {
+            targetMaterials.Clear();
+            Shader targetShader = Shader.Find(targetShaderName);
+
+            if (targetShader == null)
+            {
+                Debug.LogError($"[PotaToon] Shader '{targetShaderName}' not found!");
+                return;
+            }
+
+            Renderer[] renderers = Object.FindObjectsByType<Renderer>(FindObjectsInactive.Include, FindObjectsSortMode.None);
+            foreach (Renderer renderer in renderers)
+            {
+                foreach (Material mat in renderer.sharedMaterials)
+                {
+                    if (mat != null && mat.shader == targetShader && !targetMaterials.Contains(mat))
+                    {
+                        targetMaterials.Add(mat);
+                    }
+                }
+            }
+
+            Debug.Log($"<color=cyan>[PotaToon] Found {targetMaterials.Count} materials using shader '{targetShaderName}'</color>");
+        }
+    }
+}