Re: XForms: Problems with Mesa in a glcanvas object (2nd posting)

Steve Lamont (spl@szechuan.ucsd.edu)
Thu, 25 Jun 98 06:24:33 PDT

# To subscribers of the xforms list from spl@szechuan.ucsd.edu (Steve Lamont) :

> The thing I was missing is that it is an error to even CALL glGetError
> within a glBegin/glEnd pair. You cannot get error codes in such a block.

Ah!

> Later I did find this restriction on glError on a PostScript man page I
> found at SGI's ftp site.

It's also in the _OpenGL Reference Manual_ entry for glGetError()
under ERRORS, surprisingly enough. RTFM, spl!

spl
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