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blender:cycles:perfimp [2019/02/09 04:36] (current)
terrill created
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 +====== Performance Improvements - Cycles ======
 +https://​www.youtube.com/​watch?​v=8gSyEpt4-60
  
 +*x 01 Reduce the number of light bounces\\
 +Render Panel -> Light Paths -> Max/Min\\
 +Adopted: 3/3\\
 +{{:​scode:​blender:​cycles:​0170multiimpsamp.png?​400|}}
 +
 +*x 02 Use Portals\\
 +{{:​scode:​blender:​cycles:​0020portals.png?​400|}}
 +
 +*x 03 Use GPU\\
 +I change this, and just **WOW** what a difference!!!\\
 +Settings in **TWO** places:\\
 +{{:​scode:​blender:​cycles:​0030gpu.png?​400|}}\\
 +{{:​scode:​blender:​cycles:​0035gpu.png?​400|}}
 +
 +*x 04 Change the Tile Size \\
 +(Rendering with 128 samples) ​
 +  64: 13.38 (Default)  ​
 +  128: 9.04 
 +  256: 7.98 (Adopted)
 +  512: 8.29
 +{{:​scode:​blender:​cycles:​0040tilesize.png?​400|}}
 +
 +Retest with "​New"​ file:
 +  64: 9.16 - 9.73
 +  256: 5.04 - 5.12 (Adopted)
 +  512: 5.10 - 5.91
 +
 +*x 05 Reduce Samples
 +
 +*x 06 Denoising ​
 +  4:  7.72 - 7.76 (Adopted)
 +  8:  9.32 - 9.34 (Default)
 +  24: 24.89 - 24.93
 +
 +*x 07 Use latest version
 +
 +*x 08 Use a different operating system
 +
 +*x 09 Clamp it\\
 +{{:​scode:​blender:​cycles:​0090clampit.png?​400|}}
 +
 +*x 10 Turn Off Caustics
 +  On: 7.95
 +  Off: 6.30
 +{{:​scode:​blender:​cycles:​0100caustics.png?​400|}}
 +
 +*x 11 Object Instancing\\
 +Instead of Shift-D to duplicate, Alt-D to share data (if they are going to be identical)
 +
 +*x 12 Adaptive Subdivision \\
 +Per video, it's in the '​Subdivision Surface'​ modifier of an object (if you add it), \\
 +but the option doesn'​t appear in mine. Sooo...
 +
 +*x 13 Remove Alpha Transparency\\
 +Use for things you have a lot of, such as leaves on a tree.
 +
 +*x 14 Reduce the Strand Count\\
 +Use of things like carpet, hair, etc.\\
 +https://​youtu.be/​8gSyEpt4-60?​t=1881
 +
 +*x 15 Remove Volumetrics\\
 +Works on things like fog.\\
 +https://​youtu.be/​8gSyEpt4-60?​t=1934
 +
 +*x 16 Cut SSS\\
 +Subsurface Scattering'​\\
 +https://​youtu.be/​8gSyEpt4-60?​t=2011
 +
 +*x 17 Enable MIS \\
 +'​Multiple Importance Sampling'​
 +  With: 7.99
 +  Without: 7.67
 +{{:​scode:​blender:​cycles:​0170multiimpsamp.png?​400|}}\\
 +https://​youtu.be/​8gSyEpt4-60?​t=2116
 +
 +*x 18 Small Performance Improvements \\
 +Trial & Error, May or May Not!\\
 +Use Spacial Splits: ​
 +    Off: 8.49 
 +    On: 8.04 
 +Save Buffers (Splits on):
 +    Off: 8.04
 +    On: 7.93 - 8.15
 +{{:​scode:​blender:​cycles:​0180smallperf.png?​400|}}\\
 +https://​youtu.be/​8gSyEpt4-60?​t=2207
blender/cycles/perfimp.txt ยท Last modified: 2019/02/09 04:36 by terrill