Added warning about GLX choosing indirect rendering

This commit is contained in:
Neil Toronto 2014-10-01 22:12:59 -04:00
parent c601b82f04
commit 4c95f3da0d

View File

@ -254,7 +254,11 @@ OpenGL drawing through a context returned by @xmethod[dc<%> get-gl-context].
For @racket[dc<%>] drawing, an OpenGL-supporting bitmap draws like a
bitmap from @racket[make-screen-bitmap] on some platforms, while it
draws like a bitmap instantiated directly from @racket[bitmap%] on
other platforms.}
other platforms.
Be aware that on Unix systems, GLX may choose indirect rendering for OpenGL
drawing to bitmaps, which can limit its features to OpenGL 1.4 or below.
}
@defproc[(make-gui-empty-namespace) namespace?]{