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Reflective ground with white backdrop help
Posted: Tue Aug 13, 2024 8:55 pm
by x9nder
How do I achieve this look in Octane with the specular reflection of the glasses on the ground and with a white backdrop?

- Reference to achieve
I have only managed this so far with a specular material for the floor and a HDRI with some other area lights.

- What I have managed to create so far
Would appreciate the help!
Re: Reflective ground with white backdrop help
Posted: Wed Aug 14, 2024 12:43 am
by twik25
Have you tried making it a mirror and putting either a light or a lit white surface behind it?
https://www.twowaymirrors.com/first-sur ... otography/
Re: Reflective ground with white backdrop help
Posted: Wed Aug 14, 2024 3:50 pm
by skientia
x9nder wrote:
I have only managed this so far with a specular material for the floor and a HDRI with some other area lights.
An HDRI for studio lighting is to avoid. Nothing hardly beats area lights for their controls and sampling efficiency. Just like in reality, only area lights are needed. HDRI shine in environment, barely anywhere else besides the Lightmap HDRLS software edge-case.
Here's is a quick-and-dirty demonstration:

Re: Reflective ground with white backdrop help
Posted: Wed Aug 14, 2024 3:52 pm
by skientia
Re: Reflective ground with white backdrop help
Posted: Wed Aug 14, 2024 3:53 pm
by skientia
Some of the methods have been
covered on this page as well as some others on the website.
Re: Reflective ground with white backdrop help
Posted: Wed Aug 14, 2024 6:34 pm
by x9nder
Oh I found the solution thanks! Adding a light or a white background behind and adding a gradient to the opacity of the floor to remove the visible line of the floor creates that infinite look
Re: Reflective ground with white backdrop help
Posted: Wed Aug 14, 2024 9:24 pm
by skientia
x9nder wrote:and adding a gradient to the opacity of the floor to remove the visible line of the floor creates that infinite look
Unnecessary. The setup shown works without any workaround, just like it would in real life.
Doing such workaround adds an extra step, whereas the real life setup is more practical and satisfactory. Whenever opacity can be avoided is a plus, a factor to consider (although insignificant on minimal usage).