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Assets/Scripts/Editor/TextureTools.cs

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+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEditor;
+using YooAsset.Editor;
+
+public class TextureTools
+{
+    /// <summary>
+    /// POT尺寸检测
+    /// </summary>
+    public static bool IsPowerOfTwo(Texture tex)
+    {
+        if (Mathf.IsPowerOfTwo(tex.width) == false)
+            return false;
+
+        if (Mathf.IsPowerOfTwo(tex.height) == false)
+            return false;
+
+        return true;
+    }
+
+    /// <summary>
+    /// 获取纹理运行时内存大小
+    /// </summary>
+    public static long GetStorageMemorySize(Texture tex)
+    {
+#if UNITY_2022_3_OR_NEWER
+        var assembly = typeof(AssetDatabase).Assembly;
+        var type = assembly.GetType("UnityEditor.TextureUtil");
+        long size = (long)EditorTools.InvokePublicStaticMethod(type, "GetStorageMemorySizeLong", tex);
+        return size;
+#else
+		var assembly = typeof(AssetDatabase).Assembly;
+		var type = assembly.GetType("UnityEditor.TextureUtil");
+		int size = (int)EditorTools.InvokePublicStaticMethod(type, "GetStorageMemorySize", tex);
+		return size;
+#endif
+    }
+
+    /// <summary>
+    /// 获取当前平台纹理的格式
+    /// </summary>
+    public static TextureFormat GetCurrentPlatformTextureFormat(Texture tex)
+    {
+        var assembly = typeof(AssetDatabase).Assembly;
+        var type = assembly.GetType("UnityEditor.TextureUtil");
+        TextureFormat format = (TextureFormat)EditorTools.InvokePublicStaticMethod(type, "GetTextureFormat", tex);
+        return format;
+    }
+
+    /// <summary>
+    /// 获取纹理的导入器
+    /// </summary>
+    public static TextureImporter GetAssetImporter(string assetPath)
+    {
+        TextureImporter importer = AssetImporter.GetAtPath(assetPath) as TextureImporter;
+        if (importer == null)
+            Debug.LogWarning($"Failed to load TextureImporter : {assetPath}");
+        return importer;
+    }
+
+    public static TextureImporterPlatformSettings GetPlatformPCSettings(TextureImporter importer)
+    {
+        TextureImporterPlatformSettings platformSetting = importer.GetPlatformTextureSettings("Standalone");
+        return platformSetting;
+    }
+    public static TextureImporterPlatformSettings GetPlatformIOSSettings(TextureImporter importer)
+    {
+        TextureImporterPlatformSettings platformSetting = importer.GetPlatformTextureSettings("iPhone");
+        return platformSetting;
+    }
+    public static TextureImporterPlatformSettings GetPlatformAndroidSettings(TextureImporter importer)
+    {
+        TextureImporterPlatformSettings platformSetting = importer.GetPlatformTextureSettings("Android");
+        return platformSetting;
+    }
+
+    public static TextureImporterFormat GetPlatformPCFormat(TextureImporter importer)
+    {
+        TextureImporterPlatformSettings platformSetting = GetPlatformPCSettings(importer);
+        var format = platformSetting.format;
+        if (format.ToString().StartsWith("Automatic"))
+            format = importer.GetAutomaticFormat("Standalone");
+        return format;
+    }
+    public static TextureImporterFormat GetPlatformIOSFormat(TextureImporter importer)
+    {
+        TextureImporterPlatformSettings platformSetting = GetPlatformIOSSettings(importer);
+        var format = platformSetting.format;
+        if (format.ToString().StartsWith("Automatic"))
+            format = importer.GetAutomaticFormat("iPhone");
+        return format;
+    }
+    public static TextureImporterFormat GetPlatformAndroidFormat(TextureImporter importer)
+    {
+        TextureImporterPlatformSettings platformSetting = GetPlatformAndroidSettings(importer);
+        var format = platformSetting.format;
+        if (format.ToString().StartsWith("Automatic"))
+            format = importer.GetAutomaticFormat("Android");
+        return format;
+    }
+}