"Hypnotic Rainbow Vortex: A mesmerizing… by geeknik

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<9;i++)
x.fillRect(400+i*100+S(t)*300,400,50,200) // draw 50x200 rects

} // 122/140

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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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geeknik

function u(t) {

c.width|=0;for(i=0;i<999;i++)x.fillRect(960+S(i/9+t)*i,540+C(i/9+t)*i,9,9),x.fillStyle=R(i%255,99,S(i+t)*127+128)

Sep 7 2024 10:12 PM UTC

}// 113/140

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"Hypnotic Rainbow Vortex: A mesmerizing spiral of color and motion that draws you into its ever-changing dance. Watch as the pixels swirl and pulse, creating a psychedelic journey through a digital cosmos. It's like peering into the kaleidoscopic dreams of a computer on acid. 🌈🌀✨"


      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)

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