On Thu, 16 Jun 2005 09:35:23 +0100, Vivian wrote in message <[EMAIL PROTECTED]>:
> Mathias Fröhlich wrote > > > > On Mittwoch 15 Juni 2005 11:00, Vivian Meazza wrote: > > > > When browsing Mark Harris' web page I got the impression that he > > > > simulates the > > > > airflow. > > > > > > This one? > > > > > > http://www.markmark.net/clouds/ > > > > > > I can't find any reference in the site or the papers there to > > > simulating airflow. It just renders clouds. > > > > http://www.markmark.net/cloudsim/index.html > > > > Look into that. I believed that this was integrated somehow. That > > looks phantastic and does things like that. > > Watch the video on the bottom of that page. > > > > Wonderful - just what we need! However, where's the code? I don't > think it's what we have. The OpenGL stuff for download from Mark's > site just renders cloud. This is "Simulation of Cloud Dynamics on > Graphics Hardware" > > >From his paper: > > "5. Hardware Implementation > > As mentioned before, we perform all of the numerical > computation for our cloud simulator in the programmable, > floating point fragment unit of a graphics processor." > > Hmmm. Have I got this one wrong? > > Mark's code (OpenGL) renders up to 51 fixed shape clouds. His lighting > and shading is good. I like the way the aircraft penetrates cloud from > an outside view. Harald's clouds are nicer, more varied, but perhaps > not quite as well lit and shaded. The cloud penetration from an > outside view could be improved (and I'm sure will be). Mark's code > does not seem to be under active development, while Harald's is. I > therefore support the retirement of Mark's OpenGL code. > > Of course, if we can go the "Simulation of Cloud Dynamics on Graphics > Hardware" route, then wow! All bets are off. > > Anyone know how to program graphics hardware so that any/all cards > would work? ..I proposed using the graphics hardware a while back, in January: Subject: Re: [Flightgear-devel] Is this usefull for flightgear/jsbsim? Message-Id: <[EMAIL PROTECTED]> Subject: Re: [Flightgear-devel] Is this usefull for flightgear/jsbsim? Message-Id: <[EMAIL PROTECTED]> ..Andy cautioned in Message-ID: <[EMAIL PROTECTED]>. -- ..med vennlig hilsen = with Kind Regards from Arnt... ;o) ...with a number of polar bear hunters in his ancestry... Scenarios always come in sets of three: best case, worst case, and just in case. _______________________________________________ Flightgear-devel mailing list Flightgear-devel@flightgear.org http://mail.flightgear.org/mailman/listinfo/flightgear-devel 2f585eeea02e2c79d7b1d8c4963bae2d
