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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sigveseb

function u(t) {

r=s=>Math.random()*s;for(m=i=128;i--;x.fillText('❄',r(2e3),r(2e3)))x.fillStyle=R(W=m+r(m),W,W*1.5);x.drawImage(c,S(t/13)*S(t/11),.5)

Jul 28 2016 3:28 AM UTC

}// 132/140

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u/iverjo

Beautiful! Looks like a misty storm of some sort
u/sigveseb

#rain

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KilledByAPixel

remix of d/23416 by u/KilledByAPixel

function u(t) {

c.width|=A=Math.abs
for(i=w=99;i--;x.arc(q=i*88,A(q-1e3)+800*((t-i/9+w)%1-.5)**2,30,0,9))x.rect(q=w*(i-t%1)-50,230+A(q-950),w,2e3)
x.fill()

Jul 28 2021 5:56 PM UTC

}// 139/140

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Bouncy Mountain ⛰️

u/katkip

interesting

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miratcan

function u(t) {

for(i=0;i<100;i++)
x.fillRect(t*100,(i<<4)+S(1-t)*50,2,(S(t)+1)*5)

May 20 2021 9:21 AM UTC

}// 67/140

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First try.

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rodrigo.siqueira

remix of d/29407 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`󩭯󬬨󨜽󨬽󭌬󪜽󜝥󝌻󪜭󛜻󨬫󟝃󚍡󚬲󚜯󝬭󨜪󨬯󞜬󨜫󟝓󚍲󚜪󛬸󚽢󚭓󚍡󚬳󚜯󝬭󨜯󝌩󪜦󞌿󬬽󪜯󨬦󜜺󨼮󬽴󮝬󩜽󙽦󪝬󭍥󬬺󪝮󭭥󬭴󚌩󬽥󬍩󨜨󙼬󮌮󩭩󫍬󤭥󨽴󚍡󚬵󝜰󛍢󚬴󜜰󚼴󝌰󛌮󜜬󭌼󝌩󒭸󛭦󫽮󭌽󙼱󪝮󘬧󒭸󛭦󪝬󫍔󩝸󭌨󙽜󭝄󞌳󡍜󭝄󠼴󜌧󛌱󜬲󜌬󜼰󜌩`.replace(/u../g,'')))

Feb 9 2024 2:35 PM UTC

}// 139/140

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Creature #eyes

u/rodrigo.siqueira

Midjourney described this as a sepia lovecraftian snailcore metamorphosis with eye that has stacked fractal wings made of wire in the style of weirdcore microfilm chiaroscuro bioluminescence, generative art.
u/rodrigo.siqueira

The regenerated image as imagined by Midjourney: https://www.midjourney.com/jobs/735dc0fd-7cb…
u/joeytwiddle

nice

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Jugger

remix of d/7591 by u/Jugger

function u(t) {

c.width=700
p=Math.PI
for(i=-5;i<5;i+=.0025)
x.fillRect(350+S(1.25*t+(i-p)%p)*200,S(2.5*t+i*2)*100+200,5,5)

Apr 7 2018 10:41 AM UTC

}// 107/140

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taupelink

remix of d/35777 by u/taupelink

function u(t) {

eval(unescape(escape`景爨椽稽㑥㌻椭ⴻ砮晩汬剥捴⡩⼲ⰲ㜰⩴ⰶⰹ⤩焽稯㘥ㄫ⸷ⱸ⹦楬汓瑹汥㵒⡲㴲㠰⴨稽⠸㔫㐰⩓⠨稥㠪㐪匨稭琩幩┨㡥㔯稯稩⼹㤩⼷⤩⽺⤪稬爪焬爪⨨焽稦㜿焺㈭焩ⱱ⼳⤬稫㴶ⴴ⩓⡺⩃⡺⵴⩴⽺⤫椯爯稩`.replace(/u([^D].)/g,'$1%')))

Jul 5 2026 6:27 AM UTC

}// 140/140

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d/35809

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rodrigo.siqueira

remix of d/27386 by u/joeytwiddle

function u(t) {

x.fillRect(0,0,2e3,2e3)
for(i=c.width=595;i--;x.fillRect(138+(i%3)*160+S(i/94)*S(a=i-t)*50,19+i/2,W=1.2+C(a),2))c.style.filter=`invert(`

Apr 18 2023 1:20 PM UTC

}// 136/140

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Triple spiral

u/cantelope

wow that invert filter trick is p cool!
u/Xen

love it!

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iverjo

function u(t) {

for(i=0;i<2400;i++)x.beginPath(),x.arc(960+i*C(i/20),540+i*S(i/20)/3,29+i*i/2e4,0,7),x.fillStyle='#'+['000','A0E','FFF','9F0'][i%4],x.fill()

Jan 28 2017 10:00 PM UTC

}// 140/140

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Optical illusion: Go fullscreen and glance at the different parts of the image. As you move your eyes, it may seem like other parts of the image moves slightly.

Show more comments…
u/iverjo

This needs a large and bright display to work
u/donbright

lol i kept looking for 't' in your code, not there!
u/iverjo

Haha!
u/CliffJonesJr

I love these illusion dweets. Nice!
u/iverjo

Thanks :)
u/iverjo

#opticalillusion

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katkip

remix of d/9127 by u/Xen

function u(t) {

for(Z=i=1e3;i--;x.fillStyle=`hsla(${i*t},99%,50%,.08)`)
x.fillRect(Z+Z*C(i),9e2+Z/T(i),i/(t*5),i-t*i),x.rotate(t/i)
t||x.translate(960,540)

Aug 5 2018 7:36 PM UTC

}// 139/140

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If you concentrate on the middle, your intelligence will raise at 420%

u/katkip

#remix_chain

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rodrigo.siqueira

remix of d/35131 by u/rodrigo.siqueira

function u(t) {

c.width|=c.style.filter=`invert(`
for(𝕏=X=Y=i=2e4;i--;𝕏=X,x.fillRect(Y*1e3+960,X*1e3,.6,3))X=T(X*X-Y*Y)+.29,Y=S(2*𝕏*Y+S(i/19+S(i+t)%.2)/7)

Mar 27 2026 12:42 PM UTC

}// 138/140

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Particle emitter

u/magna

DUDE