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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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katkip

function u(t) {

q=259+t;t||(a=b=1);for(i=9;i--;)a+=S(b-C(t+i/3999)+C(i/9)/39),b+=C(a+S(t+i/3999)+S(i/9)/39),x.fillRect(540+a*q,540+b*q,5,5)

Feb 14 2019 4:06 PM UTC

}// 123/140

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#donut

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rodrigo.siqueira

remix of d/20948 by u/rodrigo.siqueira

function u(t) {

for(i=1e4;i--;f(0,K=i%2,280,i+t))
f=(w,h,q,d)=>q>99?f(h+q*C(d+3)*(1+K)/2,w+q*S(d),q/2,T(d*d+t*d)/2):
x.fillRect(w+480+930*K,h+510,.4,t<2)

Dec 10 2020 12:14 PM UTC

}// 137/140

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Perspective Double Donuts #torus #donut

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Noah

function u(t) {

eval(unescape(escape`愽䌨娽琪㈰⤪㤹Ⱬ㴢㄰ㄢ孺㵾繴┳崪㐰〬漽㌵〬栽稪㈴㐬硛䜽≦楬汒散琢崨搽漭匨娩⨹㤫栬漫愫欬㔬㔩ⱸ孇崨搫䌨琩⨲〰Ɐ⭡⭓⡴⤪㈰〫欬㔬㔩ⱸ孇崨漫䌨琩⨳〰⭨Ɐ⭓⡴⤪㌰〫欬㔬㔩`.replace(/u(..)/g,"$1%")))

Sep 17 2018 11:38 PM UTC

}// 129/140

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with the help of three wonderful lads- u/xen u/BalintCsala and u/BirdsTweetCodersDweet; shortened this mess of a code from 237 to 179 thanks a lot guys, also really cool that even though we hit the mark, u/xen kept pushing and got down to 162, a true legend in my eyes.

u/Noah

a=C(Z=t*20)*99 k="101"[z=~~t%3]*400 o=350 h=z*244 x[G="fillRect"](d=o-S(Z)*99+h,o+a+k,5,5) x[G](d+C(t)*200,o+a+S(t)*200+k,5,5) x[G](o+C(t)*300+h,o+S(t)*300+k,5,5)
u/BirdsTweetCodersDweet

#donut #circle #trinity #yum
u/Noah

sorry for not adding commas a=C(Z=t*20)*99,k="101"[z=~~t%3]*400,o=350,h=z*244,x[G="fillRect"](d=o-S(Z)*99+h,o+a+k,5,5),x[G](d+C(t)*200,o+a+S(t)*200+k,5,5),x[G](o+C(t)*300+h,o+S(t)*300+k,5,5)
u/BirdsTweetCodersDweet

#compreesed #compression

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