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Re: opengl
- From: "James Supancic" <arrummzen at gmail dot com>
- To: cygwin-xfree at cygwin dot com, hennebry at web dot cs dot ndsu dot nodak dot edu
- Date: Mon, 29 Sep 2008 17:41:29 -0700
- Subject: Re: opengl
- References: <20080928172137.N49795-100000@web.cs.ndsu.nodak.edu>
- Reply-to: cygwin-xfree at cygwin dot com
I don't believe the Cygwin X server supports direct OpenGL rendering.
Furthermore I don't believe that the indirect OpenGL rendering it does
support is accelerated (It uses Mesa 6.4 software rendering).
Cygwin programs can use any API/Calls that a native windows program
can. Therefor if you need hardware accelerated graphics you can just
use the Windows Direct3D or OpenGL API and circumvent X11 altogether.
Thank you for your time,
James Steven Supancic III
On Mon, Sep 29, 2008 at 9:49 AM, Michael Hennebry
<hennebry@web.cs.ndsu.nodak.edu> wrote:
> I'd like to do hardware accelerated opengl using Windows and opengl.
> The Windows part is my boss's idea.
> If X is hardware accelerated, I might be able to use Xlib calls.
> Does using opengl under cygwin require X?
> Does using hardware accelerated opengl require X?
> How experimental is cygwin's hardware accelerated X server?
> In other words:
> What are the gotchas?
> Are there intermittent or otherwise mysterious problems?
> If so, how often are there permanent or ephemeral errors?
>
> I suspect I could get this by installing cygwin.all and RTFM,
> but I'm rather leery of all things Windows,
> especially things installed by me.
> I'd like to have a clue before I start installing things.
>
> --
> "Pessimist: The glass is half empty.
> Optimist: The glass is half full.
> Engineer: The glass is twice as big as it needs to be."
>
>
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