Merge pull request #625 from Frassle/opengl4.6

Add OpenGL 4.6 Support

README.md

@@ -21,7 +21,7 @@ Official git repository: https://github.com/opentk/opentk
 Features
 ========
 
-- Create cutting-edge graphics with OpenGL 4.4 and OpenGL ES 3.0
+- Create cutting-edge graphics with OpenGL 4.6 and OpenGL ES 3.0
 - Spice up your GUI with 3d acceleration
 - Improve your code flow with strong types and inline documentation
 - Write once run everywhere

RELEASE_NOTES.md

@@ -1,4 +1,5 @@
 ### 3.0.0-pre
+	* Support for OpenGL 4.6
 	* Replaced JoystickButton enum with simple long. (breaking API change)
 	* Increase available joystick buttons to 64.
 	* Add support for OpenGL ES3 through Angle + DIrect3D.

src/Generator.Bind/Specifications/csharp.tm

@@ -111,6 +111,14 @@ GLfixed, int
 GLeglImageOES, IntPtr
 
 
+# External egl buffer type added in OpenGL 4.6
+GLeglClientBufferEXT, IntPtr
+
+
+# nVidia vulkan entry point, added by NV_draw_vulkan_image extension
+GLVULKANPROCNV, IntPtr
+
+
 # OpenCL types.
 _cl_context, IntPtr
 _cl_event, IntPtr