http://www.nukepedia.com/gizmos/gizmo-downloads/other/envrelight/ This is an interesting gizmo to try
Though one caveat, using position passes does create aliasing problems with sharp reflections cheers *Shailendra* On Wed, May 30, 2012 at 11:28 PM, Ron Ganbar <[email protected]> wrote: > I'll try and dig it up myself, Howard. > Thanks. > > I just don't remember it being useful outside his demo. But I'll have a > look. > > > Ron Ganbar > email: [email protected] > tel: +44 (0)7968 007 309 [UK] > +972 (0)54 255 9765 [Israel] > url: http://ronganbar.wordpress.com/ > > > > On 30 May 2012 20:56, Howard Jones <[email protected]> wrote: > >> Somewhere I have/had it but I tend to do all this with world position, >> normals and one of the 3d keyers such as P_matte which is my favourite of >> them. >> >> If I can find it I'll send it on but I seem to remember I simply >> downloaded his script from the master class resources. >> >> H >> >> ------------------------------ >> * From: * Ron Ganbar <[email protected]>; >> * To: * Nuke user discussion <[email protected]>; >> * Subject: * Re: [Nuke-users] HDRI Lighting in Nuke >> * Sent: * Wed, May 30, 2012 8:57:30 AM >> >> Hi Paolo, >> naturally I can do it in Atomkraft, but I'm thinking regular Nuke for now. >> >> Tahl, >> good idea about the Environment light, but I was thinking what Roy did in >> that same masterclass with the whole spherical harmonics thing. Anybody >> ever had a look at that and collected it all to a usable gizmo? >> >> Thanks, >> Ron Ganbar >> email: [email protected] >> tel: +44 (0)7968 007 309 [UK] >> +972 (0)54 255 9765 [Israel] >> url: http://ronganbar.wordpress.com/ >> >> >> >> On 30 May 2012 09:51, Paolo Berto <[email protected]> wrote: >> >>> Hey Ron, >>> >>> you can easily do it with AtomKraft, even with the free version you can >>> use SH and it is pretty fast :) >>> >>> - Lay down an AtomEnvironment >>> - Plug in your HDRI (if not latlong you can use SphericalTransform) >>> - Set mode to "Accurate" for SH (spherical harmonics). Just FYI the >>> "Approximate" stands for bent normals. >>> >>> If you also need real shadowing from the environment you can: >>> >>> - turn AENV shadows from "off" to "simple" to also have proper shadow >>> from the HDRI environment (when using shadows you should use a proper >>> sample count) >>> >>> If you instead just need plain environment occlusion : >>> >>> - connect another AENV with no texture plugged (default is white >>> environment) and >>> - set shadows to simple, and samples accordingly. >>> >>> >>> Note that: >>> >>> * The relative AOVs are properly filled. >>> * There are many other combinations (plain environment reflections, >>> raytraced reflection of the environment according to the BRDF, multiple >>> textures for diffuse & specular...) that you can achieve, we are planning a >>> simplification of AENV along with presets as it is a bit overcomplicated >>> for a comp artist. >>> >>> Beers, >>> >>> P. >>> >>> >>> >>> >>> >>> On Wed, May 30, 2012 at 2:04 PM, Ron Ganbar <[email protected]> wrote: >>> >>>> Hi Guys, >>>> does anyone do HDRI based Lighting in Nuke? How can one do that, I >>>> wonder? >>>> I remember something from the 2009 Foundry Masterclass, but it wasn't >>>> straight forward by any stretch of the imagination... >>>> >>>> Thanks, >>>> Ron Ganbar >>>> email: [email protected] >>>> tel: +44 (0)7968 007 309 [UK] >>>> +972 (0)54 255 9765 [Israel] >>>> url: http://ronganbar.wordpress.com/ >>>> >>>> >>>> _______________________________________________ >>>> Nuke-users mailing list >>>> [email protected], http://forums.thefoundry.co.uk/ >>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >>>> >>>> -- >>>> paolo berto durante >>>> space cowboy >>>> /*jupiter jazz*/ visual research — hong kong >>>> <http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>> http://jupiter-jazz.com >>>> >>>> >>>> >>>> >>>> >>> _______________________________________________ >>> Nuke-users mailing list >>> [email protected], http://forums.thefoundry.co.uk/ >>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >>> >> >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> > > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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