On Thu, Dec 4, 2008 at 2:12 PM, Stuart Buchanan wrote:
> Hi All,
>
> Attached is yet another patch for 3D clouds. Could someone please apply it
> to CVS?
>
> This provides the following enhancements & bug fixes
> - Fix the chequer-board bug.
> - Add proper cloud coverage function - so scattered clouds are now truly
> scattered.
> - Add real-time control for visibility range.
> - Use a limited set of clouds rather than generating a completely new Geode
> for each cloud. This saves sorting and display time.
> - Add controls to Rendering dialog to allow fine-tuning of the number of
> sprites, cloud visibility and the number of different types of cloud.
> - Add some variance to the sort back-off to avoid all clouds being sorted
> at the same time.
> - Pack attributes into vectors for performance
> - Re-order the cloud type determination code so that if a cloud layer could
> either be stratus or cumulus, cumulus is used.
> - Lowered the cloud level in the standard cloud configuration slightly so a
> cumulus layer is generated rather than stratus.
>
> These last two mean that you should see some 3D cumuli if disabling real
> weather fetch.
>
> My thanks to Yon Uriarte for his help with performance work.
>
> On my system, this has saved around 10fps - I'm now getting around 38fps
> instead of 28fps.
>
> As always, feedback is appreciated.
I could easily be doing something wrong, or have inherited some
configuration setting from a previous version, but before today's patch I
had 3d clouds, and now I do not. This is with OSG 2.7.5. Is there anything
I can quickly double check?
Thanks,
Curt.
--
Curtis Olson: http://baron.flightgear.org/~curt/
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