Re: [Flightgear-devel] Simple atmospheric scattering shader forskydome

2011-04-15 Thread Vivian Meazza
Durk wrote

> 
> On 15 Apr 2011, at 08:41, Erik Hofman wrote:
> 
> > On Fri, 2011-04-15 at 00:16 +0200, Christian Schmitt wrote:
> >> I can only agee with Vivian here: lets get this change into GIT, so
> that it
> >> doesn't get lost as so many others in the past. The shader is not
> perfect
> >> yet, but that should not hurt, as it is disabled as a default. Those
> who
> >> want to test and improve it are free to do so.
> >> Let me add that it's good to have people who work on things like
> shaders (we
> >> need every single one of them).
> >
> > I'm not opposed to adding the shaders but I want a good look at the code
> > to make sure that current functionality is not lost with the patch
> > before it gets committed.
> >
> 
> Like, Christian and Vivian stated earlier, I would also hate to see a
> patch getting lost, especially when it contains promise.  This is why I
> originally suggested committing it.
> 
> I would suggest that (even though it may not be production-ready yet), we
> commit the patch on the condition that; 1) the shader in question is
> disabled by default, and 2) in its disabled state doesn't have an adverse
> impact .
> 
> Thoughts / Ideas?
> 

I'm just putting together a data commit to do just that. But it will still
need the Fg/SG patches

Vivian 



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Re: [Flightgear-devel] Simple atmospheric scattering shader forskydome

2011-04-12 Thread Vivian Meazza
Heiko wrote

> -Original Message-
> From: Heiko Schulz [mailto:aeitsch...@yahoo.de]
> Sent: 12 April 2011 23:18
> To: FlightGear developers discussions
> Subject: Re: [Flightgear-devel] Simple atmospheric scattering shader
> forskydome
> 
> 
> > It does two things. First I modified the skydome code to be
> > more
> > configurable so that the precision could be increased
> > (number of rings
> > and bands). Then I implemented the O'Neil's scattering
> > shader to
> > showcase the scattering. I know that for the proper effect,
> > terrain and
> > other objects should use the same shader, but that is
> > probably future
> > work.
> 
> The shader can be switched off, right? It doesn't make sense to use it
> when a lot of things still missing.

--prop:/sim/rendering/scattering-shader=0

Vivian



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