Leather sofa for material evaluation

Please post finished works here.
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Keraressi Abdelkarim
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Re: Leather sofa for material evaluation

Post by Keraressi Abdelkarim »

Here my test .

0 node . only basic surfaces . i use color gradient slope .
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00000 ts.jpg
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Keraressi Abdelkarim
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Re: Leather sofa for material evaluation

Post by Keraressi Abdelkarim »

here my new test with leather . the same as u have :D :P .

Kray render ofcourse . 0 node . ony basic surfaces . + photoshop poste process :D .
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1H render time  Qmc .  i have old i7 950 not dual xeon thank u .
1H render time Qmc . i have old i7 950 not dual xeon thank u .
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Keraressi Abdelkarim
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Re: Leather sofa for material evaluation

Post by Keraressi Abdelkarim »

here the raw!
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raw render
raw render
NiGMa
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Re: Leather sofa for material evaluation

Post by NiGMa »

Sorry but it looks like the couch is covered in clingwrap! Need more refl blur.
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Keraressi Abdelkarim
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Re: Leather sofa for material evaluation

Post by Keraressi Abdelkarim »

NiGMa wrote:Sorry but it looks like the couch is covered in clingwrap! Need more refl blur.
u think its hard to make blur reflection ?
NiGMa
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Re: Leather sofa for material evaluation

Post by NiGMa »

lightwave3d wrote:
NiGMa wrote:Sorry but it looks like the couch is covered in clingwrap! Need more refl blur.
u think its hard to make blur reflection ?
No, its not hard, you just increase the value right?
graflukas
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Re: Leather sofa for material evaluation

Post by graflukas »

It's quite good. Clingwrap - but just a little. Some smoothiness I think. I see some unsmooth square polys or unwelded polys.
S0nny
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Re: Leather sofa for material evaluation

Post by S0nny »

Hello guys, just a small update: spherical light + reflector, a small table and a different wood for the boiserie on the back.
I don't know but it seems to me that glass and the book have very subtle contact shadows, but everything else does.
Anyway, any comment appreciated!

p.s. I forgot the power cable! :D
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sofa_update_01_out.jpg
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Janusz Biela
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Re: Leather sofa for material evaluation

Post by Janusz Biela »

The glass needs multiply reflection. Book seems for me too high diffuse (problem with Albedo). Both I can not show because still I test it in my Nodes.
...still waiting for floor :wink:
S0nny
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Re: Leather sofa for material evaluation

Post by S0nny »

Janusz Biela wrote:The glass needs multiply reflection. Book seems for me too high diffuse (problem with Albedo). Both I can not show because still I test it in my Nodes.
Yes the book is totally too bright, I checked the texture is 255 needs less brightness.
About the glass: multiply with another reflection?
...still waiting for floor :wink:
Let's do this experiment, you tell me what floor you want and I'll try to replicate it, that's a good exercise for me!
I'll try when my clients are not pressing, maybe it will not be immediate :D
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Janusz Biela
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Re: Leather sofa for material evaluation

Post by Janusz Biela »

White color should be at maximum 220,220,220 RGB in other way you reflect too much photons which is not physically correct. Pure White color should have Albedo on the level 85-90% Albedo so if you want use diffuse control (to emulate Albedo) RGB level + 80% diffuse.
I found something that, maybe will help you:
Albedo_values.jpg
S0nny
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Re: Leather sofa for material evaluation

Post by S0nny »

Yes, I have a similar scheme because when I used Maxwell and the principle for rgb values was the same, but sometimes I just copy paste materials and I leave behind some check on texture value.

here's the last one
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sofa_update_02_out.jpg
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Janusz Biela
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Re: Leather sofa for material evaluation

Post by Janusz Biela »

Can you render it in override mode? I would like to see pure GI samples because I suspect you have too low Final Gathering settings.
S0nny
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Re: Leather sofa for material evaluation

Post by S0nny »

Yes! Here we go:

edit: not so important, but why it says always Kray 2.2 in the window settings?
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settings.jpg
override_no_aa.jpg
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Janusz Biela
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Re: Leather sofa for material evaluation

Post by Janusz Biela »

Is no so bad GI quality but can be better with long time render of course.
This is version of Core Kray.
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