Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-24 Thread Erik Hofman
Ampere K. Hardraade wrote: I was referring to the ambient light that is casted on every object in the scene. Before dawn and after dust, everything is casted in a shade of blue. Even when the sun is up, there is a slight shade of blue on objects that are hidden behind a shadow. In

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-23 Thread Erik Hofman
Ampere K. Hardraade wrote: Speaking of sky and color, I think FlightGear could use more blue in its ambient light source. Are you sure this isn't because of the humidity level which colors the sky more pale. Erik ___ Flightgear-devel mailing list

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-23 Thread Durk Talsma
On Tuesday 22 November 2005 18:02, Curtis L. Olson wrote: Vassilii Khachaturov wrote: Like in the dawn screenshot where I tried to show that off; http://www.adeptopensource.co.uk/personal/fg/747-Heathrow-dawn_moon.jpg [snip] I forget who posted this original 'dark' screen shot, but

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-23 Thread Ampere K. Hardraade
On November 23, 2005 04:39 am, Erik Hofman wrote: Ampere K. Hardraade wrote: Speaking of sky and color, I think FlightGear could use more blue in its ambient light source. Are you sure this isn't because of the humidity level which colors the sky more pale. Erik I was referring to the

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-23 Thread Arnt Karlsen
On Wed, 23 Nov 2005 18:25:31 +0100, Durk wrote in message [EMAIL PROTECTED]: On Tuesday 22 November 2005 18:02, Curtis L. Olson wrote: Vassilii Khachaturov wrote: Like in the dawn screenshot where I tried to show that off;

[Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Dimitris Papavasiliou
Hello, first of all let me say that seeing the screenshots on your website just now (of version 0.9.9 I assume) , I'm very impressed, especially with the new clouds! I'm still using 0.9.6 (because it's the version coming with debian sarge) and was completely unaware of your progress. Keep

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Erik Hofman
Dimitris Papavasiliou wrote: Anyway I'm working on a sort of free flightsim myself (nothing like flightgear though, more like what you would call a game) and have recently completed the implementation of the skycolor part of Preetham's paper A Practical Analytic Model for Daylight. It only

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread AJ MacLeod
On Tuesday 22 November 2005 15:41, Erik Hofman wrote: The skylight model we are using is also based on physical properties and isn't far off from the model you describe. That model however doesn't allow for some of the cloud colorings features we are doing. Like in the dawn screenshot where

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Thomas Förster
Am Dienstag 22 November 2005 17:06 schrieb AJ MacLeod: On Tuesday 22 November 2005 15:41, Erik Hofman wrote: The skylight model we are using is also based on physical properties and isn't far off from the model you describe. That model however doesn't allow for some of the cloud colorings

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Vassilii Khachaturov
Like in the dawn screenshot where I tried to show that off; http://www.adeptopensource.co.uk/personal/fg/747-Heathrow-dawn_moon.jpg [snip] I don't know anything about the theory of it all, but I do know that the sky in FG looks truly amazing at dawn and dusk in particular (colours, moon

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Curtis L. Olson
Vassilii Khachaturov wrote: Like in the dawn screenshot where I tried to show that off; http://www.adeptopensource.co.uk/personal/fg/747-Heathrow-dawn_moon.jpg [snip] I don't know anything about the theory of it all, but I do know that the sky in FG looks truly amazing at dawn and

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Dimitris Papavasiliou
Erik Hofman wrote: The skylight model we are using is also based on physical properties and isn't far off from the model you describe. That model however doesn't allow for some of the cloud colorings features we are doing. In fact our model still has a lot of potential left. I wouldn't

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Erik Hofman
Dimitris Papavasiliou wrote: Hmmm, on closer inspection it doesn't seem to be a simple gradient indeed. Does the color depend on the weather (that is turbidity) as well? Yes. Also bear in mind that the paper also describes a way to calculate sunlight color based on sun position and other

Re: [Flightgear-devel] Realistic daytime skycolor

2005-11-22 Thread Ampere K. Hardraade
Speaking of sky and color, I think FlightGear could use more blue in its ambient light source. Ampere ___ Flightgear-devel mailing list Flightgear-devel@flightgear.org http://mail.flightgear.org/mailman/listinfo/flightgear-devel