Some more fixes for decoding gx2

Switch_Toolbox_Library/IO/Extensions/ByteArrayExtensions.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Runtime.Serialization.Formatters.Binary;
+using System.Threading.Tasks;
+
+namespace System
+{
+    public static class ByteArrayExtensions
+    {
+        public static T[] Slice<T>(this T[] arr, uint indexFrom, uint size)
+        {
+            T[] result = new T[size];
+            Array.Copy(arr, indexFrom, result, 0, size);
+
+            return result;
+        }
+
+        public static T[] SubArrayDeepClone<T>(this T[] data, int index, int length)
+        {
+            T[] arrCopy = new T[length];
+            Array.Copy(data, index, arrCopy, 0, length);
+            using (MemoryStream ms = new MemoryStream())
+            {
+                var bf = new BinaryFormatter();
+                bf.Serialize(ms, arrCopy);
+                ms.Position = 0;
+                return (T[])bf.Deserialize(ms);
+            }
+        }
+    }
+}

Switch_Toolbox_Library/Switch_Toolbox_Library.csproj

@@ -568,6 +568,7 @@
     <Compile Include="Generics\OpenGLTexture.cs" />
     <Compile Include="Interfaces\IDirectoryNode.cs" />
     <Compile Include="Interfaces\INode.cs" />
+    <Compile Include="IO\Extensions\ByteArrayExtensions.cs" />
     <Compile Include="Rendering\RenderableTex.cs" />
     <Compile Include="Generics\STBone.cs" />
     <Compile Include="Generics\STGenericWrapper.cs" />
@@ -625,12 +626,12 @@
     <Compile Include="IO\FileWriter.cs" />
     <Compile Include="IO\SyrootCommon\DWord.cs" />
     <Compile Include="IO\SyrootCommon\Half.cs" />
-    <Compile Include="IO\IOExtensions.cs" />
+    <Compile Include="IO\Extensions\IOExtensions.cs" />
     <Compile Include="IO\Matrix4x4.cs" />
     <Compile Include="IO\STFileLoader.cs" />
     <Compile Include="IO\STFileSaver.cs" />
-    <Compile Include="IO\StreamReaderExtensions.cs" />
-    <Compile Include="IO\StringExtension.cs" />
+    <Compile Include="IO\Extensions\StreamReaderExtensions.cs" />
+    <Compile Include="IO\Extensions\StringExtension.cs" />
     <Compile Include="IO\STStream.cs" />
     <Compile Include="Maths\Math.cs" />
     <Compile Include="Plugin\GenericPluginLoader.cs" />

Switch_Toolbox_Library/Swizzling/NewSwizzleCodeBackup.cs

@@ -658,7 +658,7 @@ namespace Switch_Toolbox.Library
 
                         mipOffset = (tex.mipOffset[mipLevel - 1]);
                         if (mipLevel == 1)
-                            mipOffset -= (uint)surfInfo.sliceSize;
+                            mipOffset -= (uint)surfInfo.surfSize;
 
                         if (GetLevel)
                         {