[simpits-chat] Interesting X-Plane pit............

Roy Coates simpits-chat@simpits.org
Wed, 20 Aug 2003 16:55:04 +0100 (BST)

On Wed, 20 Aug 2003, Matt Bailey wrote:

> 	Yes, I believe the Z-buffer (clipping plane?) is too far out. Well, it's not
> too far out for normal flying, but it cuts things too close to the viewer.
> Moving it in closer is the ticket, but then you'd lose precision on priority
> of objects further away........fuselages visible through wings, etc. It's a
> compromise, and I'm sure the optimum setup would depend on what kind of
> simulation you're doing. Frankly I think we could take a little loss of
> precision. The only place I can think of where moving the Z-buffer in a bit
> closer might be particularly noticeable would be with static ground objects,
> like airport buildings and the autogen stuff. Runways etc always have
> priority so we don't have to worry about that. This is what I gather, anyway.
> Ben can give you the full scoop if you're really interested.
> 	My guess with the Fidelity setup is either (1) Austin tweaked the graphics
> for them (I would guess by moving the Z-buffer) or (2) the video wall in that
> pic is actually utilizing X-Plane's multiple machine setup for display, so
> it's got several OpenGL windows there (and hence, several Z-buffers at work).
> The latter sounds a lot more likely to me.

I've run X-Plane with 4 machines and monitors.

LEFT        CENTRE       RIGHT

the chin display would 'break up' with the runway surface flashing pink

Makes me wonder if AM did in fact give them a custom version?