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[Caml-list] How to synchtonize swap buffers with vertical retrace in lablgk/lablgtk, or labgl/labltk,
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Date: -- (:)
From: Sven LUTHER <luther@d...>
Subject: Re: [Caml-list] How to synchtonize swap buffers with vertical retrace in lablgk/lablgtk, or labgl/labltk,
On Thu, May 03, 2001 at 11:11:50AM -0700, Chris Hecker wrote:
> 
> >I am looking for a way to synchronize swapbuffers with
> >the vertical retrace using lablg and lablgtk or labltk
> >for creating the window to draw the opengl graphics
> >in.
> >Does anyone know if this is possible?
> 
> You usually have to do this through an extension.  It's a windowing system issue (or at least, that's how OpenGL thinks of it).  So, on windows there's a SwapInterval extension, and I'm not sure about X, but it's probably the same.
> 
> You'll need to write a thunk to the extension in C to use it, because lablgl does not support extensions yet.  I hope to fix this at some point soon. 

Does X not do this by himself, at least if you use hardware accelerated mesa
drivers (the dri version of them). Not sure though.

Friendly,

Sven Luther
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