gtkglarea: GtkGLArea (OpenGL widget for GTK+) gtkglarea: gtkglarea: GtkGLArea is an OpenGL widget for GTK+ GUI toolkit. gtkglarea: Just as GTK+ is built on top of GDK, GtkGLArea is built on top of gtkglarea: gdkgl which is basically a wrapper around GLX functions. The gtkglarea: widget itself is very similar to the GtkDrawingArea widget and gtkglarea: adds only three extra functions. Lower level gdkgl functions gtkglarea: make it easy to render on any OpenGL capable widget; rendering gtkglarea: to off-screen pixmaps is also supported. gtkglarea: gtkglarea: