gtkglextmm is C++ wrapper for GtkGLExt, OpenGL Extension to GTK. C++ programmers can use it to write GTK+-based OpenGL applications using gtkmm 2.

gtkglextmm 1.1.x is unstable development release.

Enhancements
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- Requires gtkmm-2.4
- Rewritten Gtk::GL::Widget mixin class.
- New Gdk::GL::ext() functions are introduced.