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Orange juice WIP UPD
Posted: Fri Dec 22, 2006 12:53 am
by Boris Ulzibat
That,s all i have for now, will add oranges and some other decorations after i am satisfied with juice look!
Another render.. start liking this more...

All c&c and advices are VERY welcome!
Posted: Fri Dec 22, 2006 10:24 am
by Pierre Caron
Nice start...
I would add transparency to the liquid and make it a bit more yellow.
Posted: Sat Dec 23, 2006 12:05 pm
by Boris Ulzibat
Still doen't feel like real juice to me...
Posted: Sat Dec 23, 2006 12:25 pm
by hyltom
I don't know what kind of orange juice you drink in russia, but for me this look like some carot juice. Try to add some SSS and change the color.
Posted: Sat Dec 23, 2006 12:36 pm
by Boris Ulzibat
hyltom wrote:I don't know what kind of orange juice you drink in russia, but for me this look like some carot juice. Try to add some SSS and change the color.
lol! We drink the same orange juice, but i don't know what to change in SSS!
that's the problem!!!
My settings are. Absorbtion - 5.0, scattering - 0,4.
Is it correct?
Posted: Sat Dec 23, 2006 3:18 pm
by Mihai
Posted: Sat Dec 23, 2006 3:51 pm
by Boris Ulzibat
Yes i did - 35% dielectric, 100% SSS
Posted: Sat Dec 23, 2006 4:33 pm
by Mihai
Try to increase the weighting for the dielectric. You want to make it more transparent.
Posted: Sat Dec 23, 2006 4:39 pm
by w i l l
I think you need to alter the model of the juice so that it looks like it is flowing more than thick paint slowly moving. As well as changing the colour you should make the material smoother/shinier, maybe raise the Nd value to make it more reflective (although this might not be correct as Nd of Orange Juice is 1.36).
Posted: Sat Dec 23, 2006 6:21 pm
by tokiop
Hey Boris !

Interesting subject! If you don't mind sharing the mxm, I would love to try to get the shader right! For now it looks too opaque, but this king of material is tricky!
Posted: Sat Dec 23, 2006 7:14 pm
by Boris Ulzibat
tokiop wrote:Hey Boris !

Interesting subject! If you don't mind sharing the mxm, I would love to try to get the shader right! For now it looks too opaque, but this king of material is tricky!
http://www.bambr.net/renders/orangejuice.mxm
Here is the current MXM setup i used for the last image.
It would be great to complete it!
Posted: Sat Dec 23, 2006 9:01 pm
by superbad
I agree with Will, obviously the material isn't right yet, but the flow also has very high viscosity. That big cavity in the center and the splash coming up the other side look like latex paint or motor oil. Needs more small scale turbulence, and some kind of bump to indicate pulp wouldn't hurt either. That's a tough subject you've picked.
Posted: Sat Dec 23, 2006 9:15 pm
by Boris Ulzibat
superbad wrote:I agree with Will, obviously the material isn't right yet, but the flow also has very high viscosity. That big cavity in the center and the splash coming up the other side look like latex paint or motor oil. Needs more small scale turbulence, and some kind of bump to indicate pulp wouldn't hurt either. That's a tough subject you've picked.
My wife asked me to do it

I'll rework the mesh too...
Posted: Mon Dec 25, 2006 9:18 am
by tokiop
Boris, I couldn't download the mxm, don't know if it comes from my side...
I tested with dielectrics first, and then tried to reproduce the Attenuation distance with SSS to have more control over it, but did not manage for now!
I'll continue later and keep you informed!
Superbad : yes a pulp layer is a must-have!

Posted: Thu Dec 28, 2006 11:59 pm
by Eric Lagman
Mihai,
When you say mix your sss bsdf with a dielectric im not sure exactly what you mean. I thought to have sss you have to have transmittance on which makes it a dielectric. Does one layer just need to be set up like you would do glass, and make this the lower weightmap then make a sss bsdf with transmittance turned on with the higher weightmap. Reson I am asking is I am trying to make a wax candle material right now and am fighting with sss to get it to look right. The last test Tokiop did looks like a wax material that I am trying to achive. Tokiop could you share the settings for the material of the images you posted. It may not look like orange juice, but it looks like a wax candle
