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No information on optional cheaper refraction introduced in 1.14

8bit4life 9 years ago updated 9 years ago 2
Hi,

The 1.14 cchange logs say:

"You can now optionally use a cheaper refraction / scene color mode, which will do one pass per-group rather than per-object"

I would like to know how to achieve this exactly.

Thank you.

Answer

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Answer
Completed
Under the blending settings, uncheck the box that says "Per-object refraction/scene color". Uncheck that and give your texture a name :)
+1
Answer
Completed
Under the blending settings, uncheck the box that says "Per-object refraction/scene color". Uncheck that and give your texture a name :)
Thanks Joachim, I'll test this tonight.

May I have a few questions about this?
- I'm using a particle emitter emitting "heat" particles. Would you expect that unchecking this option on the "heat" material will speed things up? (aren't all particles from the same emitter the same object - same mesh - anyways? - or "per object" means the background meshes/materials behind/affected by the "heat" particles?)
- If per object / per group is about the affected background meshes/materials: How can I best optimize my scene for this trick to lighten up my rendering?
- Is this optimization effective in forward rendering?