Can we see what the problem area looks like? On Fri, Oct 26, 2012 at 1:00 PM, Eric Lampi <ericla...@gmail.com> wrote:
> I'm using the arch shader, the problem highlights are from a spec only > infinite light set to rgb 1,1,1 and .75 intensity. Reflectivity is set to .7 > > > > > On Fri, Oct 26, 2012 at 3:20 PM, Gene Crucean < > emailgeneonthel...@gmail.com> wrote: > >> What kind of spec/reflection values are you using on the shader? >> >> >> >> On Fri, Oct 26, 2012 at 11:58 AM, Eric Lampi <ericla...@gmail.com> wrote: >> >>> OK, I was afraid it was something like that. Well, thanks for the tips >>> everyone, I was hoping it could be done in comp. >>> >>> I don't have very hot values on my lights, reflection cards or >>> environment, but I'll have a look at the advanced shader, seems like the >>> clipping option is what I need. >>> >>> Eric >>> >>> >>> On Fri, Oct 26, 2012 at 2:17 PM, Ed Manning <etmth...@gmail.com> wrote: >>> >>>> Are you lighting with ibl or do you have an HDR environment for FG >>>> lighting? >>>> >>>> If you have small ultrabright light "sources" in the HDR, they are very >>>> hard to sample accurately and your higlights may get 'fireflies." >>>> >>>> Some things to try: >>>> >>>> - make the illuminating HDR very low resolution, and use the >>>> Env_blur node to smooth it out. >>>> - use a color_basic node as a clipper on the HDR -- set the >>>> operation to "minimum," plug the HDR into one input, then set the other >>>> input color to the highest value you you can. If you have serious >>>> problems, that may be R,G,B=1, but that would make your HDRI no longer >>>> HDR. 2 or 4 would at least represent 1 or 2 stops over white. >>>> - do the same thing with the surface shader that's giving you >>>> trouble, or use Felix Geremus's mia_architectural_advanced shader which >>>> include a clipping option. >>>> >>>> ed >>>> >>>> >>>> On Fri, Oct 26, 2012 at 1:11 PM, Eric Lampi <ericla...@gmail.com>wrote: >>>> >>>>> Having some issue with EXRs, specifically pixelated highlights. >>>>> Initially I thought it was an anti-aliasing issue, but the same frame >>>>> rendered result as a Softimage pic doesn't have that problem. >>>>> >>>>> Can someone tell me how to deal with this in either After Effects or >>>>> the FXtree? >>>>> >>>>> Thanks, >>>>> >>>>> Eric >>>>> >>>>> -- >>>>> Freelance 3D and VFX animator >>>>> >>>>> http://vimeopro.com/user7979713/3d-work >>>>> >>>>> >>>> >>> >>> >>> -- >>> Freelance 3D and VFX animator >>> >>> http://vimeopro.com/user7979713/3d-work >>> >>> >> >> >> -- >> Gene Crucean - Emmy winning - Oscar nominated VFX Supervisor / iOS-OSX >> Developer / Filmmaker / Photographer >> ** *Freelance for hire* ** >> www.genecrucean.com >> >> ~~ Please use my website's contact form on www.genecrucean.com for any >> personal emails. Thanks. I may not get them at this address. ~~ >> >> > > > -- > Freelance 3D and VFX animator > > http://vimeopro.com/user7979713/3d-work > > -- Gene Crucean - Emmy winning - Oscar nominated VFX Supervisor / iOS-OSX Developer / Filmmaker / Photographer ** *Freelance for hire* ** www.genecrucean.com ~~ Please use my website's contact form on www.genecrucean.com for any personal emails. Thanks. I may not get them at this address. ~~