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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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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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Noah

function u(t) {

eval(unescape(escape`昽㄰〬愽䌨琪㈰⤬戽匨琪㈰⤬砮晩汬剥捴⡦⨹ⵢ⩦⭃⡴⤪昪㈬昪㘫愪昫匨琩⩦⨲ⰵⰵ⤬砮晩汬剥捴⡦⨹ⵢ⩦ⱦ⨶⭡⩦ⰵⰵ⤬砮晩汬剥捴⡦⨹⭃⡴⤪昪㌬昪㘫匨琩⩦⨳ⰵⰵ⤻`.replace(/u(..)/g,"$1%")))

Sep 17 2018 9:10 PM UTC

}// 123/140

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mmmmm doughnuts

u/Noah

> f=100,a=C(t*20),b=S(t*20),x.fillRect(f*9-b*f+C(t)*f*2,f*6+a*f+S(t)*f*2,5,5),x.fillRect(f*9-b*f,f*6+a*f,5,5),x.fillRect(f*9+C(t)*f*3,f*6+S(t)*f*3,5,5)
u/Noah

f=100,a=C(t*20),b=S(t*20),x.fillRect(f*9-b*f+C(t)*f*2,f*6+a*f+S(t)*f*2,5,5),x.fillRect(f*9-b*f,f*6+a*f,5,5),x.fillRect(f*9+C(t)*f*3,f*6+S(t)*f*3,5,5)

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Noah

function u(t) {

for(c.width|=i=900;i--;)Y=270+C(i*!!(t/3))*1e4,x.fillRect(962+S(i/2+t*5)*(540-Y),Y,z=(S(i*t/100)+1)*10,z)

Sep 17 2018 8:30 PM UTC

}// 105/140

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double huricane

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THORinHOOD

function u(t) {

c.width=400
for(i=0;i<9;i++){x.fillStyle=R(255,150,S(t)*255)
x.fillRect(S(t)*100+200,i*20+5,10,10)
x.fillRect(-S(t)*100+200,i*20+15,10,10)
}

Sep 17 2018 8:03 PM UTC

}// 140/140

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BirdsTweetCodersDweet

function u(t) {

c.style.background=R();x.fillRect(100-C(t)*250+(t*70),440+S(t)*250,g=S(t)*50+65,g+1.6),x.shadowBlur=9,x.shadowColor=`hsl(${t*250},99%,70%)`

Sep 17 2018 4:37 PM UTC

}// 139/140

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Loop-de-loop 3D

u/prplz

nice one using R() for black

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Hedgehog

function u(t) {

x.strokeStyle = R(25, 255, 255, 0.5);
x.strokeRect(0, t*100, 1920, t*100)

Sep 17 2018 3:35 PM UTC

}// 73/140

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Hologram. I don't know JS :))

u/BirdsTweetCodersDweet

Remove the spaces, jeez...

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anotherkitten

remix of d/9892 by u/anotherkitten

function u(t) {

frame+=9;t%=15;for(d=0;d<4080;d+=4){e=d.toString(~~t+2);x.fillStyle='#'+'000'.substring(e.length)+e;x.fillRect(24*(d%80),21*~~(d/80),96,21)}

Sep 17 2018 4:28 AM UTC

}// 140/140

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someone keeps punching the tv

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anotherkitten

function u(t) {

if(frame==1)for(d=0;d<4096;d++)
{e=d.toString(16)
x.fillStyle='#'+'000'.substring(e.length)+e
x.fillRect(24*(d%80),20*~~(d/80),24,20)}

Sep 17 2018 4:18 AM UTC

}// 134/140

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every color possible with just 3 characters

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anotherkitten

function u(t) {

c.style.background='#212';e=~~(t/4);x.fillStyle=e?'#213':'#101';x.fillRect(...(e)?[200+(p=(frame-240)*5),p+300,p+50,p]:[frame*9,300,9,2e3]);

Sep 17 2018 3:48 AM UTC

}// 140/140

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lonely nighttime road (iterated args test)

u/katkip

v a p o r w a v e

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katkip

remix of d/9887 by u/BirdsTweetCodersDweet

function u(t) {

c.style.background=R();x.fillRect(940+C(t+frame/99)*600,a=540+S(t)*5e2,g=S(t)*50+55,g),x.shadowBlur=99,x.shadowColor=`hsl(${g},99%,70%)`

Sep 16 2018 7:11 PM UTC

}// 136/140

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That's how to write & like a pro!