I made the shaders for the music visualizer. To know more about this effect you can take a look at this TechCrunch article about it:
https://techcrunch.com/2021/04/07/as-competition-heats-up-tiktok-announces-six-new-interactive-music-effects-for-creators/?guccounter=1&guce_referrer=aHR0cHM6Ly93d3cubGlua2VkaW4uY29tLw&guce_referrer_sig=AQAAAHNJNG2BAkzbwFwauos56IQrrNB9Fg4xmRlj3R60f-EoADEZ2elVpTXwCqNTjz0b_pjjsHE1eVw2yF-ffQgY-ybNBj1-j4-gYomJdt2vgzdx1wf9nFE3C-xTcKXd9Z6CG5HkNX0liaL-kdH5V1bmbySqoyroO_l3xEAemn2m4wEb
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