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function u(t) {
} //
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u(t) is called 60 times per second. t: Elapsed time in seconds. S: Shorthand for Math.sin. C: Shorthand for Math.cos. T: Shorthand for Math.tan. R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5) c: A 1920x1080 canvas. x: A 2D context for that canvas.
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PotatoImaginator

function u(t) {

}//
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  • u/PotatoImaginator
    c.width^=p=Math.PI/4;for(i=-405;i<405;i++){for(j=8;j--;x.beginPath(x.fill())){x.fillStyle=hsl(130,100%,${50-j%2*25}%) x.lineTo(960,v=540+i*C(t)) x.arc(960,v,(72900-i*i)**0.5,a=j*p+p/2+t,a+p)}}

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u(t) is called 60 times per second. t: elapsed time in seconds. c: A 1920x1080 canvas. x: A 2D context for that canvas. S: Math.sin C: Math.cos T: Math.tan R: Generates rgba-strings, ex.: R(255, 255, 255, 0.5)