daily update on 20230623 by nitload youmu, SSG lib rewrite

源代码/StgSharp/Graphics/Graphic.cs

@@ -6,11 +6,53 @@ namespace StgSharp
 {
     public static unsafe partial class Graphic
     {
+        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();
+        }
+
+        /// <summary>
+        /// Load OpenGL API to StgSharp core programm,
+        /// please call this method before call any other
+        /// graphic APIs in StgSharp.
+        /// </summary>
+        /// <exception cref="Exception">If run this method twice, will throw exception</exception>
         public static unsafe void LoadGL()
         {
-            GraphicIOPack GLpack = internalIO.InternalInitGraphicApi();
+            if (!isGLSet)
+            {
+                glIO = internalIO.InternalInitGraphicApi();
+            }
+            else
+            {
+                throw new Exception("Do not load GL api twice.");
+            }
         }
 
+        /// <summary>
+        /// Attach GLFW API to GLAD, 
+        /// this method should be called after LoadGL 
+        /// and before other graphic method.
+        /// </summary>
+        /// <exception cref="Exception">The accident that program cannot attach GLFW to GLAD</exception>
+        public static unsafe void LoadGLAD()
+        {
+            int a = internalIO.InternalInitGLAD();
+            if (a!=0)
+            {
+                throw new Exception("Cannot attach GLFW to GLAD!");
+            }
+        }
+
+
         internal static byte[] loadShaderCodeStr(string str)
         {
             byte[] cahrStr; 
@@ -21,11 +63,14 @@ namespace StgSharp
             }
             catch (Exception)
             {
-
                 throw;
             }
         }
 
+
+
+
+        /*
         /// <summary>
         /// Init a form, attach its data to GLFW program, 
         /// and return the pointer of the GLFW package of the form.
@@ -50,17 +95,10 @@ namespace StgSharp
                 return a;
             }
         }
+        */
 
-        public static unsafe void LoadForm(Form form)
-        {
-            TimeLine.allForm.Add(form);
-        }
 
-        public static unsafe bool ShouldFormClose(Form form)
-        {
-            int a = internalIO.InternalShouldFormClose(form.windowPtr);
-            return a != 0;
-        }
+        
 
     }
 }