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different transmission on universal and diffuse matterial

Posted: Fri Aug 02, 2019 12:44 pm
by rifat
Hey there,

I'm having different result using the same maps on diffuse and universal material.
try to create a tree leave using universal material, rather than using mix a diffuse and glossy.
but the translucency on universal material acts more like a specular material.
how do you fix this, please?
thank you.

here is the link for test file and attacked test image.
https://drive.google.com/drive/folders/ ... sp=sharing


octane v4.04 r2
c4d r20.059
GPU driver 431.36 2x gtx1080

Re: different transmission on universal and diffuse matterial

Posted: Mon Aug 05, 2019 7:25 am
by bepeg4d
Hi,
sorry, I have not seen your scene file, but please note that Universal material in v4 is not complete.
You need the Lambertian model available from v2019, to be able to mimic correctly the transmission of a diffuse material:
25A2648B-9729-49D1-87D6-34C4AEB00507.jpeg
ciao Beppe

Re: different transmission on universal and diffuse matterial

Posted: Fri Sep 06, 2019 11:39 am
by SSmolak
It looks that there is a bug, please see : https://www.facebook.com/groups/OctaneR ... 4934780581

Image