https://bugs.freedesktop.org/show_bug.cgi?id=32865
--- Comment #2 from Ignacio R. Morelle shadowm@wesnoth.org 2011-01-06 14:25:09 PST --- Indeed it's an application bug and I have now contacted the developers about it. I had originally searched for GL_EXT_framebuffer_object instead, which is supported by this driver.