Random dweets | Dwitter

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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pavel

remix of d/23537 by u/KilledByAPixel

function u(t) {

for(c.width&=i=4352;Y=i--/2e3;x.fillRect(94+C(t/3)*94+i%64,80-80*Math.abs(S(t))+i/64,2*X/C(r=X*X+--Y*Y)-6*t&1^2*Y/C(r)-6&1,r<1))X=i%64/32-1

Aug 11 2021 8:39 PM UTC

}// 139/140

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Boing

u/DaSpider

That brings back memories.
u/DaSpider

#Amiga bouncing ball
u/tomxor

Nice!
u/tomxor

-1 char X=i/32%2-1

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kodierer

remix of d/7926 by u/kodierer

function u(t) {

c.width=1920 // clear the
x.strokeText ('Martin', 30, 20, 100)

May 4 2018 4:19 AM UTC

}// 62/140

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384.cz

remix of d/28586 by u/384.cz

function u(t) {

eval(unescape(escape`𡀽𘠸𢀼𢐼🱀🰿𢁃𢑃🱎🱍𢁑𢑑🱕𠁕𢁙𢁙𠁞𞱝𞁳𞡳𝡞𜱚𛐺𜀵𛐺𙐲𚀫𚀤𙐦𛐦𜠬𝰵𞠸🐸𡠸𡰢𒡆👟🐾𧰮𨱨𨑲𠱯𩁥𠑴𚀩𒡣𛡷𪑤𭁨🐹𜀊𩡯𬠨𪐽𜀻𡀮𫁥𫡧𭁨🡩𞰩𮀮𫁩𫡥𥁯𚁆𚁄𦱩𚰫𧐩𛐳𜠬𡠨𡁛𪐫𚱝𚐭𜰲𚐊𮀮𩡩𫁬𚀩`.replace(/u../g,'')))

Sep 30 2023 7:04 PM UTC

}// 127/140

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A cat, made using d/28582 #polygon

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erin

remix of d/13906 by u/KilledByAPixel

function u(t) {

f=(s,w,o)=>(m=(S(i*Z+s)*233*t%w)%w,m)
for(c.width|=i=Z=e=999;i--;)x.fillRect(f(1,e,Z),f(2,e,Z),9,9)

May 31 2021 1:47 AM UTC

}// 99/140

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dot dance

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TGY

function u(t) {

a=C(t%1.5)
f=e=>900*Math.random();m=1-a<1e-4?[f(),f()]:m
r=2e2*a
with(x)beginPath(fillStyle=R(255-r),fill(arc(99+m[0]+r*.6,m[1]+r/2,r,0,7)))

Jul 29 2021 8:02 PM UTC

}// 140/140

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Some balls (looks like atom kernel overtime)

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AnnanFay

remix of d/7047 by u/BuRRak

function u(t) {

throw p+=(f%4*4-4)/(f++*f++*f)};{p=3,f=2

Feb 25 2018 7:01 AM UTC

}// 40/140

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Golfing u/BuRRak π calculation using Nilakantha's series

u/AnnanFay

Alternatives are: 33 chars using Wallis product but *very* long time to converge. 24 chars using Newton-Raphson if sin & cos allowed.
u/BuRRak

Mind = blown
u/iverjo

#pi

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DonKarlssonSan

remix of d/5923 by u/DonKarlssonSan

function u(t) {

if(!window.a)a=new AudioContext,o=a.createOscillator(),o.connect(a.destination),o.start()
c.onmousemove=d=>o.frequency.value=d.clientX*3+440

Jan 11 2018 7:54 PM UTC

}// 140/140

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📣📢 Move the mouse! 🔉🔊

u/katkip

#audio ouch

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poetaster

function u(t) {

r=Math.random;for(i=k=214;i--;x.strokeRect(k*X,k*Y,i/t,k/t))X=r(Y=r()*3)*9,h=k*S(S(Y*.3)%C(p=S(q=9-X/3)*q+3)),x.strokeStyle=R(h*q,h*p,h*Y)

Apr 15 2024 2:37 PM UTC

}// 138/140

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actually a taupelink remix

u/poetaster

I couldn't find it. It's the eye.
u/taupelink

d/20784 ?
u/poetaster

yes, exactly! thanks!

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ArthurThuczsec

remix of d/23507 by u/ArthurThuczsec

function u(t) {

for(f=i=197;i--;x.fillStyle=R(r%f,g%f,b*t%f,.02))x.fillRect(r=960+C(t*i^f)*i*t,g=540+S(t*i^f/2)*i*t,b=199/(t+1),b),x.strokeRect(r,g,b/2,b/2)

Aug 7 2021 7:09 PM UTC

}// 140/140

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Xen

remix of d/32782 by u/rodrigo.siqueira

function u(t) {

for(x.fillRect(0,0,2e3,i=1e3);i--;)for(j=9;j--;x.clearRect(W,i/4+282,60,1))W=110*j+490,x.clearRect(W+i*(j-4+S(t+j/3)),534+i,i/2+60,i/1e3-.6)

Nov 20 2024 6:07 PM UTC

}// 140/140

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quick remix light fade