Sunday, December 1, 2013

Best Settings for V-Ray (?!)

What are the best-of-the-best settings for V-Ray?
Here the solution:
  1. Set V-Ray as the current rendering engine
  2. Antialiasing: Adaptive DMC / Min=1 , Max=100
  3. Indirect illumination: 1° Brute force + 2° Light cache.
  4. Light cache: 5000 and Interpolation samples to 5.
  5. Color mapping: ‘Clamp output’ and ‘Sub-pixel mapping’ must be off.
  6. DMC sampler: Adaptive amount parameter to 1.0 – Noise threshold 0.005
Are not my words, these setting are on the official V-Ray online guide of Chaosgroup.
They call this configuration “Universal Settings” :
We must believe :-D
But look at this. I compared Universal Settings / My Final Settings / My Test Settings / Real Time
Uhmm… I can’t see any miracle in “Universal Settings” ?! Why? O_o
Of course you can see some different reflection, a small difference in brightness, but the truth is that there’s no difference in terms of look and emotional impact.
That’s the point: parameters don’t affect ‘Aesthetic Quality‘.
‘Universal Settings’ represents the best setting about sharpness (6h rendering)…. so remember: In ‘Render Setup’ you have tools to get the same image in less time (36mins), but there’s no way here to affect Aesthetic quality.
Now, the real question is: what affects  Aesthetic Quality‘ ?
This is my list:
  • balance of light
  • the right choice of color
  • dynamic balanced composition
  • photographer’s eye
  • artistic approach
  • detailed 3d models
  • nice shaders
  • nice shot
In fact all these things never change during my 4 tests
For this reason Aesthetic Quality can’t change, of course.
Usually people make efforts to improve quality, trying and testing all Render parameters: that’s wrong.
« Parameters and Aesthetic Quality are two different things »
HERE MY MAIN RULE:
Learn parameters to reduce your render time;
Study photograpy/color design/art to improve your Aesthetic Quality.
To your success.
*
NOTE: The goal of this post is not giving the best settings. This post is an experiment to separate two concepts:sharpness and beauty. Usually we call both “quality”… that’s right but they are two different kind of qualities. I hope to help you understanding where to direct your efforts to improve the results.

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