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anybody knows how to make a realistic hair material?

Posted: Tue Apr 17, 2007 8:51 am
by dolue
I'm struggling with making a realistic hair material with Maxwell Render.
when i render it, always like a sea weed or something.
I really wanna make hair with shave and a hiarcut(plugin).

somebody helps me?

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Posted: Tue Apr 17, 2007 4:06 pm
by Mihai
Try a plastic like material, with anisotropy set to max.

Or even try a 3 bsdf material. Two of them like a normal plastic mat, and a third bsdf, with roughness set at about 20-30 to also get some secondary wider and rougher reflections. Weight each layer according to the look you want.

Posted: Wed Apr 25, 2007 7:23 am
by dolue
Thanks Mihai
but I tried to render in the way to set up the material below.

mannequin hair:
i made a studio and put the mannequin and the one emmiter in it.
when I rendered, rendered hair is like solid and sea weed.


http://toshiki.moriya.googlepages.com/m ... ir%26face

Posted: Sat Apr 28, 2007 10:35 am
by Tim Ellis
Here are my tests and the hair models I used. You can get all of them for Poser as .objs freely from the web.

http://www.maxwellrender.com/forum/view ... light=aiko

I can upload the final hair material, if you would find it useful. You then can add your own maps to. Not able to redistrubute the hair maps.

Tim.

Posted: Mon May 14, 2007 6:13 am
by dolue
Tim, thank you for a nice material and experiments
but when I use it in a completely closed space like a studio, and put a single light in front of the mannequin without no physical light, there is a seaweed hair phenomena again.

I thought that the cause of it is, material so i tried to adjust many times but i didn't get it.

How can I overcome this problem?

Thank you in advance.

Posted: Thu May 17, 2007 1:00 pm
by Tim Ellis
dolue wrote:Tim, thank you for a nice material and experiments
but when I use it in a completely closed space like a studio, and put a single light in front of the mannequin without no physical light, there is a seaweed hair phenomena again.

I thought that the cause of it is, material so i tried to adjust many times but i didn't get it.

How can I overcome this problem?

Thank you in advance.
Have you tried tweaking the clip maps? Perhaps the clip map area is not 100% white & 100% black. Especially the edges of the hair on the colour map.

I find a really easy way to double check the clip map, is to make a new one from the colour map.
Load the colour map into Photoshop, select all and >Image>Adjustments>Threshold. This will give you an exact black and white version, with tweaks on the slider, which you can save as the new clipmap.

Can you post a render if this is not the case?

Tim.

Posted: Thu May 17, 2007 2:05 pm
by jekmaxwell

Posted: Thu May 17, 2007 5:08 pm
by patrikpanda
jekmaxwell wrote:My test....
:shock: nice......how?please....

Posted: Thu May 17, 2007 11:20 pm
by KurtS
very nice, jekmaxwell!
I would like to see the texture map used!

Posted: Fri May 18, 2007 10:21 am
by jekmaxwell

Posted: Sat May 19, 2007 9:38 pm
by simmsimaging
Hi Tim - I would love to have a look at your hair material - is it on the mxm gallery?

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