make new opengl source generator

src/StgSharp.Graphics/.discard/OpenGL.Buffer.GLBufferObjectBase.cs.old

@@ -0,0 +1,32 @@
+// -----------------------------------------------------------------------------
+// file="GLBufferObjectBase"
+// Project: StgSharp
+// Copyright (c) Nitload.
+// SPDX-License-Identifier: MIT
+// -----------------------------------------------------------------------------
+
+using StgSharp.Graphics.OpenGL;
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace StgSharp.Graphics.OpenGL
+{
+    public abstract class GlBufferObjectBase : BufferObjectBase
+    {
+
+        private readonly glRender _contextBinding;
+
+        protected GlBufferObjectBase(
+                  glRender contextBinding
+        )
+        {
+            binding = contextBinding;
+            _contextBinding = contextBinding;
+        }
+
+        protected OpenGLFunction GL => _contextBinding.GL;
+
+    }
+}