Everything related to Maxwell Render and general stuff that doesn't fit in other categories.
By rshanks
#228567
I've gone from red ffs in the render and black ffs in the preview in 1.5 OSX to white ffs in the render and still black ffs in the preview with 1.5.1. (ffs = fireflies. :shock: ) This is with renderings of diamond jewelry that worked in 1.1. If I hide the diamonds, no ffs. I tried rendering with the diamond_simple material and the diamond complex material. Both had ffs.

Is it a dispersion thing? Hmmm... I guess I could go try that.

Other than that, 1.5.1 is working great! > THANKS, NEXT LIMIT TEAM!!! :D

If I missed a solution to this, lemme know. I've been trying to read everything on the forum I could. (arg, must quit playing with Maxwell and GO TO BED.)

Roberto
By rshanks
#228569
Nope, not just dispersion. rs
By rshanks
#228716
Oh yeah - I'm using a:

Apple Intel quad processor
2Gb
OSX 10.4.9

Parallels Desktop
Rhino
User avatar
By Q2
#229351
Same here. I only get them darn white dots in the final rendering with the mxcl renderer, not in the preview in studio though.....

Have you found out anything yet?

Q! Berlin
By sampson
#229404
am still getting these white dots (only seems to happen on the OSX version) and have so far found the following.

White dots appear when: roughness is set between 1-10 & or attenuation is above 1nm. I can only seem to get them with transparent materials.

..the only fix i've found is to set the roughness to zero

...anyone else had any ideas?

(edit, ...if you need to roughen the surface up you can add an extra bsdf layer with roughness)
User avatar
By Q2
#229412
hi sampson

you are right. I set the roughness to 0 and the white dots are gone. But how would I make a white plastic with 10% roughness now? DANG thats a real bad bug, man. Hope NL can figure this out pretty soon!

Q! Berlin
By sampson
#229416
...add a second bsdf with roughness & it'll work.

...also i've just dicovered that if you chuck in a second bsdf and just switch it off you also loose the white dots, ...so perhaps thats a better fix.
User avatar
By Q2
#229418
wired!!!!!!!

Will try that. Thanks for now!

Q! Berlin
By sampson
#229420
...did you mean weird? ...or have you just had too much coffee :D
User avatar
By Q2
#229428
must be the coffee!!!!!!

:D :D :D :D :D :D :D
User avatar
By Q2
#229476
sampson....

for me this :


...add a second bsdf with roughness & it'll work.

...also i've just dicovered that if you chuck in a second bsdf and just switch it off you also loose the white dots, ...so perhaps thats a better fix...


does NOT work. I still get those darn white dots......

Q! Berlin
By sampson
#229592
...strange, have left tests going overnight & it seems to work fine here. is it possible you still have a mat in your scene that you havn't updated?
User avatar
By Q2
#229595
Sampson...

Here's a pic, all materials are completely new and everyhing is set up with the 1.5.1 version only. Heck, I don't know what to do anymore....

NEXT LIMIT. ANYONE. PLEASE HELP US OUT HERE!!!!!!!!


Image
Last edited by Q2 on Wed May 30, 2007 4:34 pm, edited 1 time in total.
By sampson
#229606
woa! thats not good. Not sure what to recommend now. I have a few spare hours today so if you want you can mail me the scene & i'll take a look, but apart from that i'm at a loss.

would be good to hear what someone at NL thinks.
User avatar
By Q2
#229612
Cool. I just sent you a PM.... :D :D :D

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