daily update on 20240203 by nitloadd youmu. New glhandle setup.

源代码/StgSharp/Graphics/Form.cs

@@ -34,7 +34,7 @@ namespace StgSharp.Graphics
         internal Form sharedForm;
         internal int width;
         internal IntPtr windowID;
-        protected IglFunc gl;
+        private IglFunc gl;
         private bool closed;
         #endregion
 
@@ -173,17 +173,17 @@ namespace StgSharp.Graphics
             }
         }
 
-        private void InternalRender()
+        private unsafe void InternalRender()
         {
 #pragma warning disable CS8602
-            ConcurrentQueue<Action> glActions = (gl as GLonUpdate).GLactionQueue;
+            ConcurrentQueue<IntPtr> glActions = (gl as GLonUpdate).GLactionQueue;
 #pragma warning restore CS8602
-            Action currentAction = new Action(() => { return; });
+            IntPtr currentOperation;
             while (gl.GetWindowShouldClose(this))
             {
-                if (glActions.TryDequeue(out currentAction))
+                if (glActions.TryDequeue(out currentOperation))
                 {
-                    currentAction();
+                    ((delegate*<void>)currentOperation)();
                 }
             }
         }
@@ -198,6 +198,23 @@ namespace StgSharp.Graphics
             Init((object[])args);
         }
 
+        /// <summary>
+        /// Get OpenGL library of this form's context.
+        /// </summary>
+        /// <returns>A <see cref="IglFunc"/> package contains all opengl APIs </returns>
+        protected IglFunc GetGL()
+        {
+            if (Platform.API == GraphicAPI.GL)
+            {
+                return this.GL;
+            }
+            else
+            {
+                InternalIO.InternalWriteLog("Attempt to get OpenGL API package in other graphic envitronment.", LogType.Error);
+                throw new Exception();
+            }
+        }
+
         /// <summary>
         /// Define how current form render in one frame.
         /// </summary>