69 lines
2.9 KiB
C#
69 lines
2.9 KiB
C#
using System.IO;
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using UnityEngine;
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using UnityEditor;
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public class ExtractMaterials : EditorWindow
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{
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[MenuItem("Assets/一键生成材质球", false, 1)]
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static void CreateMaterialsFromFBX()
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{
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UnityEngine.Object[] gameObjects = Selection.objects;
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string[] strs = Selection.assetGUIDs;
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if (gameObjects.Length > 0)
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{
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int gameNum = gameObjects.Length;
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for (int i = 0; i < gameNum; i++)
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{
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string assetPath = AssetDatabase.GUIDToAssetPath(strs[i]);
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//Debug.Log(assetPath); //具体到fbx的路径
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string materialFolder = Path.GetDirectoryName(assetPath) + "/Materials";
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// 如果不存在该文件夹则创建一个新的
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if (!AssetDatabase.IsValidFolder(materialFolder))
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{
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AssetDatabase.CreateFolder(Path.GetDirectoryName(assetPath), "Materials");
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}
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// 获取assetPath下所有资源
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Object[] assets = AssetDatabase.LoadAllAssetsAtPath(assetPath);
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bool isCreate = false;
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foreach (Object item in assets)
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{
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if (typeof(Material) == item?.GetType())//找到fbx里面的材质
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{
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Debug.Log("找到材质文件：" + item);
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string path = System.IO.Path.Combine(materialFolder, item.name) + ".mat";//提取后的名字
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if (System.IO.File.Exists(path))
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{
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Debug.Log("该材质已存在");
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var assetImporter = AssetImporter.GetAtPath(assetPath);
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var clone = AssetDatabase.LoadAssetAtPath(path, typeof(Object));
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assetImporter.AddRemap(new AssetImporter.SourceAssetIdentifier(item), clone);
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AssetDatabase.WriteImportSettingsIfDirty(assetPath);
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AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
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}
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else
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{
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path = AssetDatabase.GenerateUniqueAssetPath(path);
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string value = AssetDatabase.ExtractAsset(item, path);
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if (string.IsNullOrEmpty(value))
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{
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AssetDatabase.WriteImportSettingsIfDirty(assetPath);
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AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
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isCreate = true;
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}
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}
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}
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}
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AssetDatabase.Refresh();
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if (isCreate)
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Debug.Log("自动创建材质球成功：" + materialFolder);
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}
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}
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else
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{
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Debug.LogError("请选中需要一键生成材质球的模型");
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}
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}
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} |