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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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function u(t) {

}//
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  • 91
  • u/pavel
    for(i=u=~u*697&475;w=i--/4;)x.fillRect((t||S(i))*2e3-u*T%w,T=640+(i&5?i-u:u-i),t?w:u,t?2:i/u) has the parabola shape but is 92 and a little too symmetric.
  • u/pavel
    Err, I meant for(i=u=~u*81&493;w=i--/4;)x.fillRect((t||S(i))*3e3-u*T%w,T=640+(i&5?i-u:u-i),t?w:u,t?2:i/u)

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function u(t) {

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function u(t) {

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  • Tiny Tree Lake

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show FPS hide FPS share 1 remix fullscreen

function u(t) {

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  • Smolrer Tiny Tree Lake

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show FPS hide FPS share 1 remix fullscreen

function u(t) {

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  • Spiral Makes Circle Moiré

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function u(t) {

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  • Moiré Waves
  • u/sigveseb
    Wow, somehow this one looks the same in fullscreen too for me. I was expecting it to have completely different patterns because of the moire effect!
  • u/theonewhostands
    May I ask why you used 'c.width|=0'? to my understanding, it should always return the same value. 1920 | 0 = 1920
  • u/danny@hille.dk
    when you set the with of a canvas, the canvas is reset/cleared, c.width|=0 is 2 char shorter than c.width=1920
  • u/theonewhostands
    Interesting. I understand now. Thank you very much!
  • u/magna
    Whoa!

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show FPS hide FPS share fullscreen

function u(t) {

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show FPS hide FPS share 1 remix fullscreen
remix of d/23980 by u/primo

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  • u/pavel
    Also a pretty generic ray tracing 'engine.' Change f to trace other things.
  • u/pavel
    Style remix, no idea how the code I'm remixing works yet. It does not look to do ray tracing so its clearly better.
  • u/primo
    The original uses z + ∂/∂y z for saturation, which looks about right tilted at or near ~26.5°.
  • u/pavel
    for(c.width&=i=10368;i--;x.fillRect(i&127,i>>7,f(.7),1))f=n=>(z=5-i/3e3-3*n)>S(Math.hypot(i/64%2-1,i/5e3-n)*9-6*t)?f(n+.03):--z*.4 is a better one, no weird view prism.

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function u(t) {

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show FPS hide FPS share 1 remix fullscreen

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  • Treescape 🌲

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