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Added warning about GLX choosing indirect rendering

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Neil Toronto 2014-10-01 22:12:59 -04:00
parent c601b82f04
commit 4c95f3da0d
1 changed files with 5 additions and 1 deletions
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6
pkgs/gui-pkgs/gui-doc/scribblings/gui/miscwin-funcs.scrbl
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@ -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 For @racket[dc<%>] drawing, an OpenGL-supporting bitmap draws like a
bitmap from @racket[make-screen-bitmap] on some platforms, while it bitmap from @racket[make-screen-bitmap] on some platforms, while it
draws like a bitmap instantiated directly from @racket[bitmap%] on 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?]{ @defproc[(make-gui-empty-namespace) namespace?]{