diff --git a/AssetStudio.sln b/AssetStudio.sln
index bd189c4..1f8b678 100644
--- a/AssetStudio.sln
+++ b/AssetStudio.sln
@@ -7,7 +7,7 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AssetStudioGUI", "AssetStud
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "AssetStudioFBX", "AssetStudioFBX\AssetStudioFBX.vcxproj", "{4F8EF5EF-732B-49CF-9EB3-B23E19AE6267}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AssetStudioTools", "AssetStudioTools\AssetStudioTools.csproj", "{9131C403-7FE8-444D-9AF5-5FE5DF76FF24}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AssetStudioUtility", "AssetStudioUtility\AssetStudioUtility.csproj", "{9131C403-7FE8-444D-9AF5-5FE5DF76FF24}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AssetStudio", "AssetStudio\AssetStudio.csproj", "{AF56B63C-1764-41B7-9E60-8D485422AC3B}"
 EndProject
diff --git a/AssetStudio/AssetStudio.csproj b/AssetStudio/AssetStudio.csproj
index 559390f..8ce33cc 100644
--- a/AssetStudio/AssetStudio.csproj
+++ b/AssetStudio/AssetStudio.csproj
@@ -64,7 +64,7 @@
     <Compile Include="7zip\ICoder.cs" />
     <Compile Include="Classes\RuntimeAnimatorController.cs" />
     <Compile Include="ResourceReader.cs" />
-    <Compile Include="Utility\IImported.cs" />
+    <Compile Include="IImported.cs" />
     <Compile Include="SerializedFile.cs" />
     <Compile Include="AssetsManager.cs" />
     <Compile Include="Extensions\BinaryReaderExtensions.cs" />
@@ -126,16 +126,16 @@
     <Compile Include="CommonString.cs" />
     <Compile Include="EndianBinaryReader.cs" />
     <Compile Include="FileIdentifier.cs" />
-    <Compile Include="Utility\ILogger.cs" />
+    <Compile Include="ILogger.cs" />
     <Compile Include="ImportHelper.cs" />
-    <Compile Include="Utility\IProgress.cs" />
+    <Compile Include="IProgress.cs" />
     <Compile Include="LocalSerializedObjectIdentifier.cs" />
-    <Compile Include="Utility\Logger.cs" />
+    <Compile Include="Logger.cs" />
     <Compile Include="Lz4DecoderStream.cs" />
     <Compile Include="ObjectInfo.cs" />
     <Compile Include="ObjectReader.cs" />
     <Compile Include="Classes\PPtr.cs" />
-    <Compile Include="Utility\Progress.cs" />
+    <Compile Include="Progress.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="SerializedFileHeader.cs" />
     <Compile Include="SerializedType.cs" />
diff --git a/AssetStudio/Classes/Sprite.cs b/AssetStudio/Classes/Sprite.cs
index 7b0c071..750a557 100644
--- a/AssetStudio/Classes/Sprite.cs
+++ b/AssetStudio/Classes/Sprite.cs
@@ -1,8 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Drawing;
-using System.Linq;
-using System.Text;
 using SharpDX;
 using RectangleF = System.Drawing.RectangleF;
 
@@ -44,28 +41,280 @@ namespace AssetStudio
         }
     }
 
+    public class SpriteVertex
+    {
+        public Vector3 pos;
+        public Vector2 uv;
+
+        public SpriteVertex(ObjectReader reader)
+        {
+            var version = reader.version;
+
+            pos = reader.ReadVector3();
+            if (version[0] < 4 || (version[0] == 4 && version[1] <= 3)) //4.3 and down
+            {
+                uv = reader.ReadVector2();
+            }
+        }
+    }
+
+    public class BoneWeights4
+    {
+        public float[] weight;
+        public int[] boneIndex;
+
+        public BoneWeights4(ObjectReader reader)
+        {
+            weight = reader.ReadSingleArray(4);
+            boneIndex = reader.ReadInt32Array(4);
+        }
+    }
+
+    public class StreamInfo
+    {
+        public uint channelMask;
+        public uint offset;
+        public uint stride;
+        public uint align;
+        public byte dividerOp;
+        public ushort frequency;
+
+        public StreamInfo(ObjectReader reader)
+        {
+            var version = reader.version;
+
+            channelMask = reader.ReadUInt32();
+            offset = reader.ReadUInt32();
+
+            if (version[0] < 4)
+            {
+                stride = reader.ReadUInt32();
+                align = reader.ReadUInt32();
+            }
+            else
+            {
+                stride = reader.ReadByte();
+                dividerOp = reader.ReadByte();
+                frequency = reader.ReadUInt16();
+            }
+        }
+    }
+
+    public class ChannelInfo
+    {
+        public byte stream;
+        public byte offset;
+        public byte format;
+        public byte dimension;
+
+        public ChannelInfo(ObjectReader reader)
+        {
+            stream = reader.ReadByte();
+            offset = reader.ReadByte();
+            format = reader.ReadByte();
+            dimension = reader.ReadByte();
+        }
+    }
+
+    public class VertexData
+    {
+        public uint m_CurrentChannels;
+        public uint m_VertexCount;
+        public ChannelInfo[] m_Channels;
+        public StreamInfo[] m_Streams;
+        public byte[] m_DataSize;
+
+        public VertexData(ObjectReader reader)
+        {
+            var version = reader.version;
+
+            if (version[0] < 2018)//2018 down
+            {
+                m_CurrentChannels = reader.ReadUInt32();
+            }
+            m_VertexCount = reader.ReadUInt32();
+
+            if (version[0] >= 4)
+            {
+                var m_ChannelsSize = reader.ReadInt32();
+                m_Channels = new ChannelInfo[m_ChannelsSize];
+                for (int i = 0; i < m_ChannelsSize; i++)
+                {
+                    m_Channels[i] = new ChannelInfo(reader);
+                }
+            }
+
+            if (version[0] < 5) //5.0 down
+            {
+                if (version[0] < 4)
+                {
+                    m_Streams = new StreamInfo[4];
+                }
+                else
+                {
+                    m_Streams = new StreamInfo[reader.ReadInt32()];
+                }
+
+                for (int i = 0; i < m_Streams.Length; i++)
+                {
+                    m_Streams[i] = new StreamInfo(reader);
+                }
+            }
+
+            m_DataSize = reader.ReadBytes(reader.ReadInt32());
+            reader.AlignStream(4);
+        }
+    }
+
+    public class SubMesh
+    {
+        public uint firstByte;
+        public uint indexCount;
+        public int topology;
+        public uint triangleCount;
+        public uint baseVertex;
+        public uint firstVertex;
+        public uint vertexCount;
+        public AABB localAABB;
+
+        public SubMesh(ObjectReader reader)
+        {
+            var version = reader.version;
+
+            firstByte = reader.ReadUInt32();
+            indexCount = reader.ReadUInt32();
+            topology = reader.ReadInt32();
+
+            if (version[0] < 4) //4.0 down
+            {
+                triangleCount = reader.ReadUInt32();
+            }
+
+            if (version[0] > 2017 || (version[0] == 2017 && version[1] >= 3)) //2017.3 and up
+            {
+                baseVertex = reader.ReadUInt32();
+            }
+
+            if (version[0] >= 3) //3.0 and up
+            {
+                firstVertex = reader.ReadUInt32();
+                vertexCount = reader.ReadUInt32();
+                localAABB = new AABB(reader);
+            }
+        }
+    }
+
+    public class SpriteRenderData
+    {
+        public PPtr<Texture2D> texture;
+        public PPtr<Texture2D> alphaTexture;
+        public SubMesh[] m_SubMeshes;
+        public byte[] m_IndexBuffer;
+        public VertexData m_VertexData;
+        public SpriteVertex[] vertices;
+        public ushort[] indices;
+        public Matrix[] m_Bindpose;
+        public BoneWeights4[] m_SourceSkin;
+        public RectangleF textureRect;
+        public Vector2 textureRectOffset;
+        public Vector2 atlasRectOffset;
+        public SpriteSettings settingsRaw;
+        public Vector4 uvTransform;
+        public float downscaleMultiplier;
+
+        public SpriteRenderData(ObjectReader reader)
+        {
+            var version = reader.version;
+
+            texture = new PPtr<Texture2D>(reader);
+            if (version[0] > 5 || (version[0] == 5 && version[1] >= 2)) //5.2 and up
+            {
+                alphaTexture = new PPtr<Texture2D>(reader);
+            }
+
+            if (version[0] > 5 || (version[0] == 5 && version[1] >= 6)) //5.6 and up
+            {
+                var m_SubMeshesSize = reader.ReadInt32();
+                m_SubMeshes = new SubMesh[m_SubMeshesSize];
+                for (int i = 0; i < m_SubMeshesSize; i++)
+                {
+                    m_SubMeshes[i] = new SubMesh(reader);
+                }
+
+                m_IndexBuffer = reader.ReadBytes(reader.ReadInt32());
+                reader.AlignStream(4);
+
+                m_VertexData = new VertexData(reader);
+            }
+            else
+            {
+                var verticesSize = reader.ReadInt32();
+                vertices = new SpriteVertex[verticesSize];
+                for (int i = 0; i < verticesSize; i++)
+                {
+                    vertices[i] = new SpriteVertex(reader);
+                }
+
+                indices = reader.ReadUInt16Array(reader.ReadInt32());
+                reader.AlignStream(4);
+            }
+
+            if (version[0] >= 2018) //2018 and up
+            {
+                m_Bindpose = reader.ReadMatrixArray(reader.ReadInt32());
+
+                if (version[0] == 2018 && version[1] < 2) //2018.2 down
+                {
+                    var m_SourceSkinSize = reader.ReadInt32();
+                    for (int i = 0; i < m_SourceSkinSize; i++)
+                    {
+                        m_SourceSkin[i] = new BoneWeights4(reader);
+                    }
+                }
+            }
+
+            textureRect = reader.ReadRectangleF();
+            textureRectOffset = reader.ReadVector2();
+            if (version[0] > 5 || (version[0] == 5 && version[1] >= 6)) //5.6 and up
+            {
+                atlasRectOffset = reader.ReadVector2();
+            }
+
+            settingsRaw = new SpriteSettings(reader);
+            if (version[0] > 4 || (version[0] == 4 && version[1] >= 5)) //4.5 and up
+            {
+                uvTransform = reader.ReadVector4();
+            }
+
+            if (version[0] >= 2017) //2017 and up
+            {
+                downscaleMultiplier = reader.ReadSingle();
+            }
+        }
+    }
+
     public sealed class Sprite : NamedObject
     {
         public RectangleF m_Rect;
+        public Vector2 m_Offset;
+        public Vector4 m_Border;
         public float m_PixelsToUnits;
         public Vector2 m_Pivot;
-        public Tuple<Guid, long> m_RenderDataKey;
-        public PPtr<Texture2D> texture;
+        public uint m_Extrude;
+        public bool m_IsPolygon;
+        public KeyValuePair<Guid, long> m_RenderDataKey;
+        public string[] m_AtlasTags;
         public PPtr<SpriteAtlas> m_SpriteAtlas;
-        public RectangleF textureRect;
-        public SpriteSettings settingsRaw;
-        public PointF[][] m_PhysicsShape; //Vector2[][]
+        public SpriteRenderData m_RD;
+        public Vector2[][] m_PhysicsShape;
 
         public Sprite(ObjectReader reader) : base(reader)
         {
-            //Rectf m_Rect
             m_Rect = reader.ReadRectangleF();
-            //Vector2f m_Offset
-            reader.Position += 8;
+            m_Offset = reader.ReadVector2();
             if (version[0] > 4 || (version[0] == 4 && version[1] >= 5)) //4.5 and up
             {
-                //Vector4f m_Border
-                reader.Position += 16;
+                m_Border = reader.ReadVector4();
             }
 
             m_PixelsToUnits = reader.ReadSingle();
@@ -73,142 +322,44 @@ namespace AssetStudio
                 || (version[0] == 5 && version[1] > 4)
                 || (version[0] == 5 && version[1] == 4 && version[2] >= 2)) //5.4.2 and up
             {
-                //Vector2f m_Pivot
                 m_Pivot = reader.ReadVector2();
             }
 
-            var m_Extrude = reader.ReadUInt32();
+            m_Extrude = reader.ReadUInt32();
             if (version[0] > 5 || (version[0] == 5 && version[1] >= 3)) //5.3 and up
             {
-                var m_IsPolygon = reader.ReadBoolean();
+                m_IsPolygon = reader.ReadBoolean();
                 reader.AlignStream(4);
             }
 
             if (version[0] >= 2017) //2017 and up
             {
-                //pair m_RenderDataKey
                 var first = new Guid(reader.ReadBytes(16));
                 var second = reader.ReadInt64();
-                m_RenderDataKey = new Tuple<Guid, long>(first, second);
-                //vector m_AtlasTags
-                var size = reader.ReadInt32();
-                for (int i = 0; i < size; i++)
+                m_RenderDataKey = new KeyValuePair<Guid, long>(first, second);
+
+                var m_AtlasTagsSize = reader.ReadInt32();
+                m_AtlasTags = new string[m_AtlasTagsSize];
+                for (int i = 0; i < m_AtlasTagsSize; i++)
                 {
-                    var data = reader.ReadAlignedString();
+                    m_AtlasTags[i] = reader.ReadAlignedString();
                 }
 
-                //PPtr<SpriteAtlas> m_SpriteAtlas
                 m_SpriteAtlas = new PPtr<SpriteAtlas>(reader);
             }
 
-            //SpriteRenderData m_RD
-            //  PPtr<Texture2D> texture
-            texture = new PPtr<Texture2D>(reader);
-            //  PPtr<Texture2D> alphaTexture
-            if (version[0] > 5 || (version[0] == 5 && version[1] >= 2)) //5.2 and up
-            {
-                var alphaTexture = new PPtr<Texture2D>(reader);
-            }
+            m_RD = new SpriteRenderData(reader);
 
-            if (version[0] > 5 || (version[0] == 5 && version[1] >= 6)) //5.6 and up
-            {
-                //  vector m_SubMeshes
-                var size = reader.ReadInt32();
-                //      SubMesh data
-                if (version[0] > 2017 || (version[0] == 2017 && version[1] >= 3)) //2017.3 and up
-                {
-                    reader.Position += 48 * size;
-                }
-                else
-                {
-                    reader.Position += 44 * size;
-                }
-
-                //  vector m_IndexBuffer
-                size = reader.ReadInt32();
-                reader.Position += size; //UInt8 data   
-                reader.AlignStream(4);
-                //  VertexData m_VertexData
-                if (version[0] < 2018)//2018 down
-                {
-                    var m_CurrentChannels = reader.ReadInt32();
-                }
-                var m_VertexCount = reader.ReadUInt32();
-                //      vector m_Channels
-                size = reader.ReadInt32();
-                reader.Position += size * 4; //ChannelInfo data
-                                             //      TypelessData m_DataSize
-                size = reader.ReadInt32();
-                reader.Position += size; //UInt8 data   
-                reader.AlignStream(4);
-
-                if (version[0] >= 2018)//2018 and up
-                {
-                    //	vector m_Bindpose
-                    //			Matrix4x4f data
-                    size = reader.ReadInt32();
-                    reader.Position += size * 64;
-                    if (version[0] == 2018 && version[1] < 2) //2018.2 down
-                    {
-                        //	vector m_SourceSkin
-                        //			BoneWeights4 data
-                        size = reader.ReadInt32();
-                        reader.Position += size * 32;
-                    }
-                }
-            }
-            else
-            {
-                //  vector vertices
-                var size = reader.ReadInt32();
-                for (int i = 0; i < size; i++)
-                {
-                    //SpriteVertex data
-                    reader.Position += 12; //Vector3f pos
-                    if (version[0] < 4 || (version[0] == 4 && version[1] <= 3)) //4.3 and down
-                        reader.Position += 8; //Vector2f uv
-                }
-
-                //  vector indices
-                size = reader.ReadInt32();
-                reader.Position += 2 * size; //UInt16 data
-                reader.AlignStream(4);
-            }
-
-            //  Rectf textureRect
-            textureRect = reader.ReadRectangleF();
-            //  Vector2f textureRectOffset
-            reader.Position += 8;
-            //  Vector2f atlasRectOffset - 5.6 and up
-            if (version[0] > 5 || (version[0] == 5 && version[1] >= 6)) //5.6 and up
-            {
-                reader.Position += 8;
-            }
-            //  unsigned int settingsRaw
-            settingsRaw = new SpriteSettings(reader);
-            //  Vector4f uvTransform - 4.5 and up
-            if (version[0] > 4 || (version[0] == 4 && version[1] >= 5)) //4.5 and up
-            {
-                reader.Position += 16;
-            }
             if (version[0] >= 2017) //2017 and up
             {
-                //  float downscaleMultiplier - 2017 and up
-                reader.Position += 4;
-                //vector m_PhysicsShape - 2017 and up
-                var m_PhysicsShape_size = reader.ReadInt32();
-                m_PhysicsShape = new PointF[m_PhysicsShape_size][];
-                for (int i = 0; i < m_PhysicsShape_size; i++)
+                var m_PhysicsShapeSize = reader.ReadInt32();
+                m_PhysicsShape = new Vector2[m_PhysicsShapeSize][];
+                for (int i = 0; i < m_PhysicsShapeSize; i++)
                 {
-                    var data_size = reader.ReadInt32();
-                    //Vector2f
-                    m_PhysicsShape[i] = new PointF[data_size];
-                    for (int j = 0; j < data_size; j++)
-                    {
-                        m_PhysicsShape[i][j] = new PointF(reader.ReadSingle(), reader.ReadSingle());
-                    }
+                    m_PhysicsShape[i] = reader.ReadVector2Array(reader.ReadInt32());
                 }
             }
+
             //vector m_Bones 2018 and up
         }
     }
diff --git a/AssetStudio/Classes/SpriteAtlas.cs b/AssetStudio/Classes/SpriteAtlas.cs
index 0f52ea3..a3d1a08 100644
--- a/AssetStudio/Classes/SpriteAtlas.cs
+++ b/AssetStudio/Classes/SpriteAtlas.cs
@@ -1,9 +1,6 @@
 using SharpDX;
 using System;
 using System.Collections.Generic;
-using System.Drawing;
-using System.Linq;
-using System.Text;
 
 namespace AssetStudio
 {
@@ -37,7 +34,7 @@ namespace AssetStudio
 
     public sealed class SpriteAtlas : NamedObject
     {
-        public Dictionary<Tuple<Guid, long>, SpriteAtlasData> m_RenderDataMap;
+        public Dictionary<KeyValuePair<Guid, long>, SpriteAtlasData> m_RenderDataMap;
 
         public SpriteAtlas(ObjectReader reader) : base(reader)
         {
@@ -54,13 +51,13 @@ namespace AssetStudio
             }
 
             var m_RenderDataMapSize = reader.ReadInt32();
-            m_RenderDataMap = new Dictionary<Tuple<Guid, long>, SpriteAtlasData>(m_RenderDataMapSize);
+            m_RenderDataMap = new Dictionary<KeyValuePair<Guid, long>, SpriteAtlasData>(m_RenderDataMapSize);
             for (int i = 0; i < m_RenderDataMapSize; i++)
             {
                 var first = new Guid(reader.ReadBytes(16));
                 var second = reader.ReadInt64();
                 var value = new SpriteAtlasData(reader);
-                m_RenderDataMap.Add(new Tuple<Guid, long>(first, second), value);
+                m_RenderDataMap.Add(new KeyValuePair<Guid, long>(first, second), value);
             }
             //string m_Tag
             //bool m_IsVariant
diff --git a/AssetStudio/Extensions/BinaryReaderExtensions.cs b/AssetStudio/Extensions/BinaryReaderExtensions.cs
index 6345f04..8bec001 100644
--- a/AssetStudio/Extensions/BinaryReaderExtensions.cs
+++ b/AssetStudio/Extensions/BinaryReaderExtensions.cs
@@ -65,6 +65,19 @@ namespace AssetStudio
             return new System.Drawing.RectangleF(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
         }
 
+        public static Matrix ReadMatrix(this BinaryReader reader)
+        {
+            var m = new Matrix();
+            for (int i = 0; i < 4; i++)
+            {
+                for (int j = 0; j < 4; j++)
+                {
+                    m[i, j] = reader.ReadSingle();
+                }
+            }
+            return m;
+        }
+
         private static T[] ReadArray<T>(Func<T> del, int length)
         {
             var array = new T[length];
@@ -99,5 +112,15 @@ namespace AssetStudio
         {
             return ReadArray(reader.ReadVector4, length);
         }
+
+        public static ushort[] ReadUInt16Array(this BinaryReader reader, int length)
+        {
+            return ReadArray(reader.ReadUInt16, length);
+        }
+
+        public static Matrix[] ReadMatrixArray(this BinaryReader reader, int length)
+        {
+            return ReadArray(reader.ReadMatrix, length);
+        }
     }
 }
diff --git a/AssetStudio/Extensions/BinaryWriterExtensions.cs b/AssetStudio/Extensions/BinaryWriterExtensions.cs
index 2557813..fcaac82 100644
--- a/AssetStudio/Extensions/BinaryWriterExtensions.cs
+++ b/AssetStudio/Extensions/BinaryWriterExtensions.cs
@@ -6,14 +6,6 @@ namespace AssetStudio
 {
     public static class BinaryWriterExtensions
     {
-        private static void WriteArray<T>(Action<T> del, T[] array)
-        {
-            foreach (var item in array)
-            {
-                del(item);
-            }
-        }
-
         public static void AlignStream(this BinaryWriter writer, int alignment)
         {
             var pos = writer.BaseStream.Position;
diff --git a/AssetStudio/Utility/IImported.cs b/AssetStudio/IImported.cs
similarity index 100%
rename from AssetStudio/Utility/IImported.cs
rename to AssetStudio/IImported.cs
diff --git a/AssetStudio/Utility/ILogger.cs b/AssetStudio/ILogger.cs
similarity index 100%
rename from AssetStudio/Utility/ILogger.cs
rename to AssetStudio/ILogger.cs
diff --git a/AssetStudio/Utility/IProgress.cs b/AssetStudio/IProgress.cs
similarity index 100%
rename from AssetStudio/Utility/IProgress.cs
rename to AssetStudio/IProgress.cs
diff --git a/AssetStudio/Utility/Logger.cs b/AssetStudio/Logger.cs
similarity index 100%
rename from AssetStudio/Utility/Logger.cs
rename to AssetStudio/Logger.cs
diff --git a/AssetStudio/Utility/Progress.cs b/AssetStudio/Progress.cs
similarity index 100%
rename from AssetStudio/Utility/Progress.cs
rename to AssetStudio/Progress.cs
diff --git a/AssetStudioGUI/AssetStudioGUI.csproj b/AssetStudioGUI/AssetStudioGUI.csproj
index 39c15a4..575ca1b 100644
--- a/AssetStudioGUI/AssetStudioGUI.csproj
+++ b/AssetStudioGUI/AssetStudioGUI.csproj
@@ -177,9 +177,9 @@
     <None Include="Resources\as.ico" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\AssetStudioTools\AssetStudioTools.csproj">
+    <ProjectReference Include="..\AssetStudioUtility\AssetStudioUtility.csproj">
       <Project>{9131c403-7fe8-444d-9af5-5fe5df76ff24}</Project>
-      <Name>AssetStudioTools</Name>
+      <Name>AssetStudioUtility</Name>
     </ProjectReference>
     <ProjectReference Include="..\AssetStudio\AssetStudio.csproj">
       <Project>{af56b63c-1764-41b7-9e60-8d485422ac3b}</Project>
diff --git a/AssetStudioTools/AssetStudioTools.csproj b/AssetStudioUtility/AssetStudioUtility.csproj
similarity index 98%
rename from AssetStudioTools/AssetStudioTools.csproj
rename to AssetStudioUtility/AssetStudioUtility.csproj
index cd99bec..bf0950a 100644
--- a/AssetStudioTools/AssetStudioTools.csproj
+++ b/AssetStudioUtility/AssetStudioUtility.csproj
@@ -8,7 +8,7 @@
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>AssetStudio</RootNamespace>
-    <AssemblyName>AssetStudioTools</AssemblyName>
+    <AssemblyName>AssetStudioUtility</AssemblyName>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
   </PropertyGroup>
diff --git a/AssetStudioTools/AudioClipConverter.cs b/AssetStudioUtility/AudioClipConverter.cs
similarity index 100%
rename from AssetStudioTools/AudioClipConverter.cs
rename to AssetStudioUtility/AudioClipConverter.cs
diff --git a/AssetStudioTools/FMOD Studio API/fmod.cs b/AssetStudioUtility/FMOD Studio API/fmod.cs
similarity index 100%
rename from AssetStudioTools/FMOD Studio API/fmod.cs
rename to AssetStudioUtility/FMOD Studio API/fmod.cs
diff --git a/AssetStudioTools/FMOD Studio API/fmod_dsp.cs b/AssetStudioUtility/FMOD Studio API/fmod_dsp.cs
similarity index 100%
rename from AssetStudioTools/FMOD Studio API/fmod_dsp.cs
rename to AssetStudioUtility/FMOD Studio API/fmod_dsp.cs
diff --git a/AssetStudioTools/FMOD Studio API/fmod_errors.cs b/AssetStudioUtility/FMOD Studio API/fmod_errors.cs
similarity index 100%
rename from AssetStudioTools/FMOD Studio API/fmod_errors.cs
rename to AssetStudioUtility/FMOD Studio API/fmod_errors.cs
diff --git a/AssetStudioTools/ModelConverter.cs b/AssetStudioUtility/ModelConverter.cs
similarity index 100%
rename from AssetStudioTools/ModelConverter.cs
rename to AssetStudioUtility/ModelConverter.cs
diff --git a/AssetStudioTools/ModelExporter.cs b/AssetStudioUtility/ModelExporter.cs
similarity index 100%
rename from AssetStudioTools/ModelExporter.cs
rename to AssetStudioUtility/ModelExporter.cs
diff --git a/AssetStudioTools/Properties/AssemblyInfo.cs b/AssetStudioUtility/Properties/AssemblyInfo.cs
similarity index 100%
rename from AssetStudioTools/Properties/AssemblyInfo.cs
rename to AssetStudioUtility/Properties/AssemblyInfo.cs
diff --git a/AssetStudioTools/ScriptHelper.cs b/AssetStudioUtility/ScriptHelper.cs
similarity index 100%
rename from AssetStudioTools/ScriptHelper.cs
rename to AssetStudioUtility/ScriptHelper.cs
diff --git a/AssetStudioTools/ShaderConverter.cs b/AssetStudioUtility/ShaderConverter.cs
similarity index 100%
rename from AssetStudioTools/ShaderConverter.cs
rename to AssetStudioUtility/ShaderConverter.cs
diff --git a/AssetStudioTools/SpriteHelper.cs b/AssetStudioUtility/SpriteHelper.cs
similarity index 91%
rename from AssetStudioTools/SpriteHelper.cs
rename to AssetStudioUtility/SpriteHelper.cs
index f8f1221..eb3595b 100644
--- a/AssetStudioTools/SpriteHelper.cs
+++ b/AssetStudioUtility/SpriteHelper.cs
@@ -1,6 +1,7 @@
 using System.Drawing;
 using System.Drawing.Drawing2D;
 using System.Drawing.Imaging;
+using System.Linq;
 
 namespace AssetStudio
 {
@@ -17,9 +18,9 @@ namespace AssetStudio
             }
             else
             {
-                if (m_Sprite.texture.TryGet(out var m_Texture2D))
+                if (m_Sprite.m_RD.texture.TryGet(out var m_Texture2D))
                 {
-                    return CutImage(m_Texture2D, m_Sprite.textureRect, m_Sprite, m_Sprite.settingsRaw);
+                    return CutImage(m_Texture2D, m_Sprite.m_RD.textureRect, m_Sprite, m_Sprite.m_RD.settingsRaw);
                 }
             }
             return null;
@@ -65,7 +66,8 @@ namespace AssetStudio
                             {
                                 using (var path = new GraphicsPath())
                                 {
-                                    foreach (var p in m_Sprite.m_PhysicsShape)
+                                    var points = m_Sprite.m_PhysicsShape.Select(x => x.Select(y => new PointF(y.X, y.Y)).ToArray());
+                                    foreach (var p in points)
                                     {
                                         path.AddPolygon(p);
                                     }
diff --git a/AssetStudioTools/Texture2DConverter.cs b/AssetStudioUtility/Texture2DConverter.cs
similarity index 100%
rename from AssetStudioTools/Texture2DConverter.cs
rename to AssetStudioUtility/Texture2DConverter.cs