How's the reflection made in this example?

I also found postprocessing with reflector will dramaticly reduce performance.

I guess may the onBeforeRender hook used in reflector and many renderTargets used in postprocessing causing some redundant circular call. I think it should only beautyRenderTarget need to trigger the reflector.

This is also very important to me, I’ll try to solve it.

DEMO

postprocessing with reflector:

postprocessing only:
QQ截图20210219011755_ssr_only

reflector only:

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