Mon Dec 23 19:10:00 GMT 2002
While working on the FlightGear project we came across this "feature" of the
Cygwin OpenGL support:
> Paul Deppe writes:
> > I found that Cygwin installs TWO copies of gl.h:
> > opengl package installs: /usr/include/GL/gl.h (which declares
> > glActiveTextureARB) and w32api package installs:
> > /usr/include/w32api/GL/gl.h, (which does not).
> > The w32api gl.h is dated later but does not declare glActiveTextureARB.
> > Aha... it works _without_ the above patch when I hide
> > /usr/include/w32api/GL! Is this a Cygwin bug?
Are there really supposed to be two copies of GL/gl.h? If so, how does one
make sure that configure picks the right one?
Forwarded for your consideration.
Paul R. Deppe
Veridian Engineering (formerly Calspan)
Flight & Aerospace Research Group
150 North Airport Drive
Buffalo, NY 14225
(716) 631-6990 FAX
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