Unity 批量修改资源压缩方式（Texture）

需求：

批量修改texture在ios平台下的压缩格式为ASTC

功能：

选择文件夹或者手动输入路径

选择压缩格式，批量设置，显示进度

界面样式：

备注：

可根据需求进行扩展或者优化代码

using UnityEditor;
using UnityEngine;public class TextureAutoSet : EditorWindow
{private string m_selectFolder = "";private PlatformType m_platformType = PlatformType.iPhone;private TextureImporterType m_textureImporterType = TextureImporterType.Default;private TextureImporterFormat m_importerFormat = TextureImporterFormat.ASTC_RGBA_6x6;[MenuItem("Tools/Texture/Texture Auto Set")]private static void ShowPanel(){GetWindow().Show();}private void OnEnable(){m_selectFolder = PlayerPrefs.GetString("TextureSelectFolder");}private void OnGUI(){GUILayout.Space(10);GUILayout.BeginHorizontal();GUILayout.Label("路径:", GUILayout.Width(80));m_selectFolder = GUILayout.TextField(m_selectFolder);if (GUILayout.Button("选择文件夹", GUILayout.Width(120))){var result = EditorUtility.OpenFolderPanel("选择文件夹", m_selectFolder, "");if (string.IsNullOrEmpty(result)){return;}m_selectFolder = result.Substring(result.IndexOf("Assets"));m_selectFolder = m_selectFolder.Replace('\\', '/');PlayerPrefs.SetString("TextureSelectFolder", m_selectFolder);}GUILayout.EndHorizontal();GUILayout.Space(10);m_platformType = (PlatformType)EditorGUILayout.EnumPopup("平台 : ", m_platformType);GUILayout.Space(10);m_textureImporterType = (TextureImporterType)EditorGUILayout.EnumPopup("处理的资源类型 : ", m_textureImporterType);GUILayout.Space(10);m_importerFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("资源的压缩类型:", m_importerFormat);GUILayout.Space(10);if (GUILayout.Button("设置全部")){SetAllTextureType();}}private void SetAllTextureType(){var index = 0;var assets = AssetDatabase.FindAssets("t:Texture", new string[] { m_selectFolder });foreach (var item in assets){index++;var path = AssetDatabase.GUIDToAssetPath(item);// 显示进度EditorUtility.DisplayProgressBar($"当前资源：{index}/{assets.Length}", path, (float)index / assets.Length);// IOS平台设置var importer = AssetImporter.GetAtPath(path) as TextureImporter;if (importer == null || importer.textureType != m_textureImporterType){continue;}if (m_platformType == PlatformType.All){string[] values = System.Enum.GetNames(typeof(PlatformType));for (int i = 1; i < values.Length; i++){var setting = importer.GetPlatformTextureSettings(values[i]);// 设置成选择类型setting.format = m_importerFormat;setting.overridden = true;importer.SetPlatformTextureSettings(setting);}}else{var setting = importer.GetPlatformTextureSettings(m_platformType.ToString());// 设置成选择类型setting.format = m_importerFormat;setting.overridden = true;importer.SetPlatformTextureSettings(setting);}// 保存设置AssetDatabase.ImportAsset(path);}EditorUtility.ClearProgressBar();AssetDatabase.Refresh();}
}/// 

///  The options for the platform string are "Standalone", "Web", "iPhone", "Android", "WebGL", "Windows Store Apps", "PS4", "XboxOne", "Nintendo Switch" and "tvOS".
/// 
public enum PlatformType
{All,Android,iPhone,
}

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