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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rodrigo.siqueira

remix of d/33690 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(1)`
for(i=3.4e4;i--;x.fillRect(960+C(k=i*3+r/.9)*900/Z,540-S(k)*900/Z,t**-t/8,1))r=S(i*i/t)-t,Z=C(S(i*9))*12-9/r*S(r)

May 2 2025 11:21 AM UTC

}// 140/140

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Fuzzy 6-fold spiral

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splooty

function u(t) {

for(c.width|=k=0;k<10;k++)
for(i=0;i<10;i++)
x.fillRect(500+i*100+k*t-10*t,100*S(t*k)+500,50/t+2,k*200/t)

Mar 28 2026 10:57 PM UTC

}// 105/140

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shipping container

u/ximavus

what
u/cantelope

what

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Yogeshp3

remix of d/6174 by u/jy1989

function u(t) {

r=(x)=>(5*x*t%255)

x.fillStyle=R(r(1),r(2),r(3))
x.fillRect(6*t+150*S(t),T(t)*150+540,10,10)
x.fillRect(T(t)*150+960,6*t+150*S(t),10,10)

Jan 19 2018 11:06 AM UTC

}// 137/140

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snydej

function u(t) {

with(x)for(i=2;i--;beginPath(stroke()))
strokeStyle=`hsla(${30*t-50*i},90%,50%,.3)`,
ellipse(960,540,40*t,t>3?40*t-120:0,t+i*11/7,0,44/7)

Feb 18 2018 4:15 PM UTC

}// 137/140

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u/iverjo

Best viewed in fullscreen

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KilledByAPixel

remix of d/23452 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󡬽󚍁󛍩󟜰󛍺󛍰󟝃󚍴󚽮󚭮󚼫󚜯󝌫󛬵󚜽󟭩󚼫󟬹󟽸󛭦󪝬󫍒󩝣󭌨󛬮󛭁󛍸󛭳󭍲󫽫󩝒󩝣󭌨󛬮󛭁󚜬󮌮󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮽮󯜠󞌰󙜤󮽁󦼲󧜪󠝛󜽝󛼹󞝽󙝠󚜺󡬨󠜽󦼮󛬮󠝝󛍩󛍺󟝁󦼲󚽩󙜲󧜪󟝰󛍆󚍁󛍩󚜬󠝛󪜥󟜲󧜫󟝺󛍁󦼲󚽩󧜽󮬯󬌭󮬩󒭆󚍛󝌶󜌬󝌰󛍮󟜱󩜳󛍮󧜩`.replace(/u../g,'')))

Aug 1 2021 3:28 PM UTC

}// 140/140

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Recursion Soup

u/taupelink

excellent
u/TGY

amazing
u/Xen

highly sexy, i can however sense the next version ;-)
u/vain

Wow! Really cool looking effect and great color sheme !!! love it

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yonatan

remix of d/2370 by u/magna

function u(t) {

c.width|=0;x.globalAlpha=.2;for(k=9;k--;)for(j=22;j--;)for(i=9;i--;)x.fillRect(540+i*99+T(m=t+k/540+i/150+j/2e3)**-9,400+j*9,50,9)

Apr 4 2018 10:06 PM UTC

}// 130/140

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k/540 // 9 iterations * 60 FPS

u/yonatan

#default
u/fujimotos

Oh, hey. It reminds me Power Point animations

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nystrand

function u(t) {

with(x)for(q=t?5e3:translate(1e3,b=540),i=b*t%q;i>0;fillRect(c=i/5-q/2,c,T(t&i/t^b)*b+q,q),q=.2)fillStyle=R(a=i--/9-q,rotate(b*t&i),a+b,.1)

May 25 2017 10:00 PM UTC

}// 139/140

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u/magna

Super cool!
u/lionleaf

Amazing!
u/MrM@_S

disco

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pe8ter

function u(t) {

d=127
x.fillStyle=R(d+d*S(t),d+d*S(t/2),b=d+d*C(t/3),.5+.5*S(t))
for(i=0;i<1920;i+=10)x.fillRect(i,535+535*S(C(i/200+2*t)-6*S(t/2)),21,200)

Dec 27 2017 9:10 PM UTC

}// 139/140

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katkip

function u(t) {

t||(G='',c.width=633)
A="אבגדהוזחטיכךלמםנןסעפףצץקרשת"
for(k=99;k--;)G+=A[((S(t*432-k*k)*1e3+777)|0)%30]||' '
x.fillText(G,0,t*499)

Jun 15 2022 10:16 AM UTC

}// 130/140

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sacred text. here s a bigger alternative for writing the hebrew alphabet: String.fromCharCode(...[...0x377babbcf7f.toString(3)].map(c=>++n-c,n=1488))

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username

function u(t) {

c.width|=0
x.font='912px z'
a=String.fromCodePoint(127800+Math.floor(S(T(t))*t/12))
x.fillText(a,960-x.measureText(a).width/2,893)

Aug 27 2018 6:29 PM UTC

}// 130/140

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who is betraying whom