91 lines
3.2 KiB
C#
91 lines
3.2 KiB
C#
using UnityEngine;
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using UnityEditor;
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using System.Collections.Generic;
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public class MaterialCleaner : EditorWindow
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{
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[MenuItem("Tools/清理材质无效属性/关键词")]
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static void CleanMaterials()
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{
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var materials = Selection.GetFiltered<Material>(SelectionMode.DeepAssets);
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if (materials.Length == 0)
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{
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Debug.LogWarning("请先选中要清理的材质！");
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return;
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}
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foreach (var mat in materials)
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{
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if (mat.shader == null) continue;
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Debug.Log($"🧹 清理材质: {mat.name}");
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// 获取当前 Shader 的所有属性名（合法字段）
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var validProps = new HashSet<string>();
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int count = ShaderUtil.GetPropertyCount(mat.shader);
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for (int i = 0; i < count; i++)
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{
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validProps.Add(ShaderUtil.GetPropertyName(mat.shader, i));
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}
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// 清理无效贴图
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var so = new SerializedObject(mat);
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var texEnvs = so.FindProperty("m_SavedProperties.m_TexEnvs");
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for (int i = texEnvs.arraySize - 1; i >= 0; i--)
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{
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var prop = texEnvs.GetArrayElementAtIndex(i);
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var name = prop.FindPropertyRelative("first").stringValue;
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if (!validProps.Contains(name))
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{
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Debug.Log($" ⛔ 移除无效贴图属性: {name}");
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texEnvs.DeleteArrayElementAtIndex(i);
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}
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}
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// 清理无效 Float/Range
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var floats = so.FindProperty("m_SavedProperties.m_Floats");
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for (int i = floats.arraySize - 1; i >= 0; i--)
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{
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var prop = floats.GetArrayElementAtIndex(i);
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var name = prop.FindPropertyRelative("first").stringValue;
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if (!validProps.Contains(name))
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{
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Debug.Log($" ⛔ 移除无效数值属性: {name}");
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floats.DeleteArrayElementAtIndex(i);
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}
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}
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// 清理无效 Colors
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var colors = so.FindProperty("m_SavedProperties.m_Colors");
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for (int i = colors.arraySize - 1; i >= 0; i--)
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{
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var prop = colors.GetArrayElementAtIndex(i);
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var name = prop.FindPropertyRelative("first").stringValue;
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if (!validProps.Contains(name))
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{
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Debug.Log($" ⛔ 移除无效颜色属性: {name}");
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colors.DeleteArrayElementAtIndex(i);
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}
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}
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// 清理无效 keyword
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string[] allKeywords = mat.shaderKeywords;
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List<string> newKeywords = new List<string>();
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foreach (var keyword in allKeywords)
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{
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if (Shader.IsKeywordEnabled(keyword)) // optional check, based on usage
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{
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newKeywords.Add(keyword); // optional: keep all or filter known list
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}
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}
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mat.shaderKeywords = newKeywords.ToArray();
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so.ApplyModifiedProperties();
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EditorUtility.SetDirty(mat);
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}
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AssetDatabase.SaveAssets();
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Debug.Log("✅ 材质清理完成！");
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}
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}
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