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diff --git a/源代码/.vs/StgSharp/v17/Browse.VC.db b/源代码/.vs/StgSharp/v17/Browse.VC.db
index 3f43d963..6139a7f8 100644
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diff --git a/源代码/.vs/StgSharp/v17/ipch/AutoPCH/8caf4239ea6f0775/STGSHARPGRAPHIC.ipch b/源代码/.vs/StgSharp/v17/ipch/AutoPCH/8caf4239ea6f0775/STGSHARPGRAPHIC.ipch
new file mode 100644
index 00000000..b7f33f84
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diff --git a/源代码/StgSharp/Graphics/Form.cs b/源代码/StgSharp/Graphics/Form.cs
index d180c1ab..9f2c7f7a 100644
--- a/源代码/StgSharp/Graphics/Form.cs
+++ b/源代码/StgSharp/Graphics/Form.cs
@@ -15,10 +15,11 @@ namespace StgSharp.Graphics
 
     public unsafe class Form
     {
-        internal IntPtr windowPtr;
-        internal formInfo info;
+        
+        internal long windowID;    //pointer to the form
+        internal formInfo info = new formInfo() ;
         internal IntPtr shader;
-        internal LinkedList<Pool> allControl = new LinkedList<Pool>();
+        internal LinkedList<Pool> allControl;
 
         public vec2d Size
         {
diff --git a/源代码/StgSharp/Graphics/GLFunc.cs b/源代码/StgSharp/Graphics/GLFunc.cs
index cd289336..cceb5006 100644
--- a/源代码/StgSharp/Graphics/GLFunc.cs
+++ b/源代码/StgSharp/Graphics/GLFunc.cs
@@ -32,7 +32,7 @@ namespace StgSharp
             else
             {
                 windowPtr = glIO.internalGLcreateWindow(
-                    width, height, tittle, monitor, (IntPtr)share.windowPtr);
+                    width, height, tittle, monitor, (IntPtr)share.windowID);
             }
 
 
@@ -44,7 +44,7 @@ namespace StgSharp
             {
                 Form form = new Form();
                 form.Size = new vec2d(width, height);
-                form.windowPtr = windowPtr;
+                form.windowID = (long)windowPtr;
                 return form;
             }
         }
@@ -61,41 +61,40 @@ namespace StgSharp
         /// <exception cref="Exception"></exception>
         public static unsafe Form GLcreateWindow(int width, int height, string tittle, IntPtr monitor, IntPtr share)
         {
-            Form form = new Form();
-            form.Size = new vec2d(width, height);
-
             byte[] tittleCharArray = System.Text.Encoding.UTF8.GetBytes(tittle);
-            IntPtr windowPtr = glIO.internalGLcreateWindow(width, height, tittleCharArray, monitor, share);
-
-
-            form.info.name = tittleCharArray;
-            form.windowPtr = windowPtr;
-            Console.WriteLine(windowPtr);
+            long windowPtr = (long)glIO.internalGLcreateWindow
+                (width, height, tittleCharArray, monitor, share);
 
             if ((int)windowPtr == -1 || (int)windowPtr == -2)
             {
-                throw new Exception("Cannot create window instance!");
+                throw new Exception("Cannot create the form!");
+            }
+            else
+            {
+                Form form = new Form();
+                form.Size = new vec2d(width, height);
+                form.windowID = windowPtr;
+                return form;
             }
-            return form;
         }
 
 
         public static unsafe void GLmakeContexCurrent(Form form)
         {
-            glIO.internalGLmakeContextCurrent((IntPtr)form.windowPtr);
+            glIO.internalGLmakeContextCurrent((IntPtr)form.windowID);
         }
 
 
         public static unsafe bool GLwindowShouldClose(Form form)
         {
-            int a = glIO.internalGLwindowShouldClose((IntPtr)form.windowPtr);
+            int a = glIO.internalGLwindowShouldClose((IntPtr)form.windowID);
             return a != 0;
         }
 
 
         public static unsafe void GLswapBuffers(Form form)
         {
-            glIO.internalGLswapBuffers((IntPtr)form.windowPtr);
+            glIO.internalGLswapBuffers((IntPtr)form.windowID);
         }
 
     }
diff --git a/源代码/StgSharp/Graphics/Graphic.cs b/源代码/StgSharp/Graphics/Graphic.cs
index b1d5e922..c0689898 100644
--- a/源代码/StgSharp/Graphics/Graphic.cs
+++ b/源代码/StgSharp/Graphics/Graphic.cs
@@ -8,16 +8,8 @@ namespace StgSharp
     {
         internal static GraphicIOPack glIO;
         private static bool isGLSet = false;
-
-        /// <summary>
-        /// Init an instance of OpenGL program,
-        /// This method should be called before other 
-        /// graphic methods, after LoadGL method.
-        /// </summary>
-        public static void InitGL()
-        {
-            internalIO.InternalInitGL();
-        }
+        private static bool isGLADset = false;
+        private static bool isGLready = false;
 
         /// <summary>
         /// Load OpenGL API to StgSharp core programm,
@@ -27,7 +19,7 @@ namespace StgSharp
         /// <exception cref="Exception">If run this method twice, will throw exception</exception>
         public static unsafe void LoadGL()
         {
-            if (!isGLSet)
+            if (!isGLADset)
             {
                 glIO = internalIO.InternalInitGraphicApi();
             }
@@ -37,6 +29,27 @@ namespace StgSharp
             }
         }
 
+
+        /// <summary>
+        /// Init an instance of OpenGL program,
+        /// This method should be called before other 
+        /// graphic methods, after LoadGL method.
+        /// </summary>
+        public static void InitGL()
+        {
+            if (!isGLSet)
+            {
+                internalIO.InternalInitGL();
+                isGLready = isGLSet && isGLADset;
+            }
+            else
+            {
+                throw new Exception("Do not init GL twice");
+            }
+        }
+
+        
+
         /// <summary>
         /// Attach GLFW API to GLAD, 
         /// this method should be called after LoadGL 
@@ -45,32 +58,27 @@ namespace StgSharp
         /// <exception cref="Exception">The accident that program cannot attach GLFW to GLAD</exception>
         public static unsafe void InitGLAD()
         {
-            int a = internalIO.InternalInitGLAD();
-            if (a!=0)
+            
+            if (!isGLADset)
             {
-                throw new Exception("Cannot attach GLFW to GLAD!");
+                int a = internalIO.InternalInitGLAD();
+                if (a != 0)
+                {
+                    throw new Exception("Cannot attach GLFW to GLAD!");
+                }
+                else
+                {
+                    isGLready = isGLSet && isGLADset;
+                    return;
+                }
             }
             else
             {
-                return;
+                throw new Exception("Do not init GLAD twice.");
             }
         }
 
 
-        internal static byte[] loadShaderCodeStr(string str)
-        {
-            byte[] cahrStr; 
-            try
-            {
-                cahrStr = System.Text.Encoding.ASCII.GetBytes(str);
-                return cahrStr;
-            }
-            catch (Exception)
-            {
-                throw;
-            }
-        }
-
 
 
 
diff --git a/源代码/StgSharpDebug/Debug.cs b/源代码/StgSharpDebug/Debug.cs
index 92295062..5cebdb15 100644
--- a/源代码/StgSharpDebug/Debug.cs
+++ b/源代码/StgSharpDebug/Debug.cs
@@ -12,8 +12,6 @@ namespace StgSharp
     {
         private unsafe static void Main(string[] args)
         {
-
-            Console.WriteLine(sizeof(int*));
             Graphic.LoadGL();
             Graphic.InitGL();
             Graphic.InitGLAD();
diff --git a/源代码/StgSharpDebug/StgSharpDebug.csproj b/源代码/StgSharpDebug/StgSharpDebug.csproj
index bc7ec937..1fcbc6ff 100644
--- a/源代码/StgSharpDebug/StgSharpDebug.csproj
+++ b/源代码/StgSharpDebug/StgSharpDebug.csproj
@@ -124,6 +124,7 @@
     <Folder Include="Graphics\" />
     <Folder Include="Logic\" />
     <Folder Include="Math\" />
+    <Folder Include="Properties\" />
   </ItemGroup>
 
 
diff --git a/源代码/StgSharpDebug/bin/x64/Release/net6.0/StgSharpDebug.dll b/源代码/StgSharpDebug/bin/x64/Release/net6.0/StgSharpDebug.dll
index bd0c1027..6818e1a2 100644
Binary files a/源代码/StgSharpDebug/bin/x64/Release/net6.0/StgSharpDebug.dll and b/源代码/StgSharpDebug/bin/x64/Release/net6.0/StgSharpDebug.dll differ
diff --git a/源代码/StgSharpDebug/obj/x64/Debug/net6.0/StgSharpDebug.GeneratedMSBuildEditorConfig.editorconfig b/源代码/StgSharpDebug/obj/x64/Debug/net6.0/StgSharpDebug.GeneratedMSBuildEditorConfig.editorconfig
index 6543a41b..e1bc5568 100644
--- a/源代码/StgSharpDebug/obj/x64/Debug/net6.0/StgSharpDebug.GeneratedMSBuildEditorConfig.editorconfig
+++ b/源代码/StgSharpDebug/obj/x64/Debug/net6.0/StgSharpDebug.GeneratedMSBuildEditorConfig.editorconfig
@@ -7,5 +7,5 @@ build_property.InvariantGlobalization =
 build_property.PlatformNeutralAssembly = 
 build_property.EnforceExtendedAnalyzerRules = 
 build_property._SupportedPlatformList = Linux,macOS,Windows
-build_property.RootNamespace = StgSharpDebug
+build_property.RootNamespace = StgSharp
 build_property.ProjectDir = D:\NitloadIndustry\研究项目\1-Flagship\TH2020\ProjectFile\源代码\StgSharpDebug\
diff --git a/源代码/StgSharpDebug/obj/x64/Release/net6.0/StgSharpDebug.dll b/源代码/StgSharpDebug/obj/x64/Release/net6.0/StgSharpDebug.dll
index bd0c1027..6818e1a2 100644
Binary files a/源代码/StgSharpDebug/obj/x64/Release/net6.0/StgSharpDebug.dll and b/源代码/StgSharpDebug/obj/x64/Release/net6.0/StgSharpDebug.dll differ
diff --git a/源代码/StgSharpDebug/obj/x64/Release/net6.0/ref/StgSharpDebug.dll b/源代码/StgSharpDebug/obj/x64/Release/net6.0/ref/StgSharpDebug.dll
index 52a1d50a..1e21defb 100644
Binary files a/源代码/StgSharpDebug/obj/x64/Release/net6.0/ref/StgSharpDebug.dll and b/源代码/StgSharpDebug/obj/x64/Release/net6.0/ref/StgSharpDebug.dll differ
diff --git a/源代码/StgSharpDebug/obj/x64/Release/net6.0/refint/StgSharpDebug.dll b/源代码/StgSharpDebug/obj/x64/Release/net6.0/refint/StgSharpDebug.dll
index 52a1d50a..1e21defb 100644
Binary files a/源代码/StgSharpDebug/obj/x64/Release/net6.0/refint/StgSharpDebug.dll and b/源代码/StgSharpDebug/obj/x64/Release/net6.0/refint/StgSharpDebug.dll differ
diff --git a/源代码/StgShqrpGraphic/StgSharpGraphic.c b/源代码/StgShqrpGraphic/StgSharpGraphic.c
index 83731837..af526a75 100644
--- a/源代码/StgShqrpGraphic/StgSharpGraphic.c
+++ b/源代码/StgShqrpGraphic/StgSharpGraphic.c
@@ -46,18 +46,4 @@ STGSHARPGRAPHIC_API int initGLAD(void)
 {
     return gladLoadGLLoader((GLADloadproc)glfwGetProcAddress);
 
-}
-
-GLFWwindow* (*createWindow)(
-    int width,
-    int height,
-    const char* title,
-    GLFWmonitor* monitor,
-    GLFWwindow* share);
-
-
-STGSHARPGRAPHIC_API void* getPtr(void)
-{
-    createWindow = glfwCreateWindow;
-    return createWindow;
 }
\ No newline at end of file
diff --git a/源代码/StgShqrpGraphic/StgSharpGraphic.h b/源代码/StgShqrpGraphic/StgSharpGraphic.h
index 01c529d0..efcbf334 100644
--- a/源代码/StgShqrpGraphic/StgSharpGraphic.h
+++ b/源代码/StgShqrpGraphic/StgSharpGraphic.h
@@ -19,7 +19,6 @@
 STGSHARPGRAPHIC_API glIOpackage loadGLApi(void);
 STGSHARPGRAPHIC_API void initGL(void);
 STGSHARPGRAPHIC_API int initGLAD(void);
-STGSHARPGRAPHIC_API void* getPtr(void);
 
 
 #endif // !SSG