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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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BalintCsala

function u(t) {

}//
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  • u/BalintCsala
    Full code c.width=500;with(x)for(i of [2,0,1])fillStyle=hsl(32 50%${30+i*10+(K=t%(p=1.57))/p*10}%,fill(new Path2D("M"+[w=200,0,(A=S(K+p*i)*150)+w,w+S(K+p*~-i)*50,S(K+p*-~i)*150+w,w+A/3]));

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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)