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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Current theme challenge: #Food

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veubeke

function u(t) {

c.width^=0
with(x)scale(50,50),lineWidth=4,setLineDash([...Array(17).fill(1),20]),lineDashOffset=-S(t)*6-6,stroke(new Path2D('M2 10l30 0'))

Feb 25 2020 4:59 AM UTC

}// 139/140

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Perfectly normal default

u/veubeke

Inspired by https://www.dwitter.net/d/17700

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rodrigo.siqueira

remix of d/25324 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=9)=>x<4*S(x**2)?f(x*x-y*y-.8,2*x*S(S(y))+.2,n+1):C(n/70)
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/4e3+.28,u/8e6-.24),1))u=-~u

Apr 13 2022 5:40 PM UTC

}// 137/140

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The Dark Spiral #fractal #spiral

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jczimm

remix of d/25568 by u/taupelink

function u(t) {

eval(unescape(escape`景爨欽㈵㜬洽琿〺㉥㐻洭ⴻ砮晩汬⡸⹳瑲潫攨⤩⥸⹢敧楮偡瑨⡲㵭⨪⡧㵭┨㐰⼵ㄩ⤩Ⱪ㵭╫ⱸ⹬楮敗楤瑨㵲⽩┱ⱸ⹦楬汓瑹汥㵒⠨匨椩⬱⤪㈵㔬椬椩ⱸ⹡牣⡭┹⩫⭩⩃⡭⤬⡭⼷簰⤥㔪欫椪匨洩ⱲⱭⱭ⬹⤠`.replace(/u([^D].)/g,'$1%')))

Jun 4 2022 4:24 AM UTC

}// 140/140

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rodrigo.siqueira

remix of d/24389 by u/taupelink

function u(t) {

for(m=1e4;m--;x.strokeRect(960*X,540*Y,i,-m/i/Y))X=1+S(m),Y=S(X+t)+2-T(m*m),x.strokeStyle=R(i=m%99,i+=C(X-t)*i,i*=X,a=1-Y/2),x.lineWidth=3/a

Nov 27 2021 10:40 PM UTC

}// 140/140

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Liquid unrealities

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rodrigo.siqueira

remix of d/35088 by u/BriSeven

function u(t) {

c.width*=1
if (t>2)t=2
for(i=-5*~t;i--;x.setTransform(2,-1+i/t**8,2,1,960,i*50 /t/t/t+500*t-99),x.font=`${3+t}cm"`)x.fillText('⚙️',0,-35)

Mar 19 2026 3:31 PM UTC

}// 137/140

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Making of 3D emoji by u/BriSeven - Emoji stacking technique

u/tactical_retard

https://www.youtube.com/watch?v=kjFlIxGzABY
u/BriSeven

exactly
u/ximavus

goodness my computer lags so badly
u/BriSeven

not just you @ximavus, there's something about this that's killed the FPS on every device and browser combo I've tried.

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Xen

remix of d/15080 by u/rep_movsd

function u(t) {

for(i=z=355;i--;x.fillRect(r*S(b=t+i*8/z),520+r*C(b),i*5,4))r=z-i/t,y=S(t)*z,x.fillStyle=R(z-y,z-C(t)*z,y,2/i)

Jul 21 2019 11:21 PM UTC

}// 110/140

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needed to play, awesome colors, shoutz 2 rep_movsd

u/magna

Pretty!

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BriSeven

remix of d/18172 by u/BriSeven

function u(t) {

s=30,c=240
for(i=0;i<64;i++)for(j=0;j<36;j++)
x.fillStyle=R(((n=i^j)<(S(t)+1)*s)*c,(n<(C(t)+1)*s)*c,0),
x.fillRect(i*s,j*s,s,s)

Apr 7 2020 5:54 AM UTC

}// 128/140

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plot the XOR binary operator with a "circular" polarizing effect.

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ciaccodavide

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼🐱𞱰👻𦀺𜠴𜀪嵮𚀸𛠵𚠨𫐽𣑡𭁨𛡲𨑮𩁯𫐩𚀩𚐬𦐺𜠴𜀪嵮𚀵𚡭𚀩𚑽𞰡𤀮𬱯𫑥𚁱🐾𚁱𛡘🐽𬀮𦀦𙡱𛡙🐽𬀮𦐩𚐦𙡐𛡰𭑳𪀨𬀩𞱐𛡭𨑰𚁰🐾𮀮𫁩𫡥𥁯𚁰𛡘𛁰𛡙𚐩𞱸𛡳𭁲𫱫𩐨𚐠`.replace(/u../g,'')))}{P=[]

Nov 21 2020 8:57 PM UTC

}// 122/140

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Grid Based Random Walk

u/ciaccodavide

c.width|=1;p={X:240*~~(8.5*(m=Math.random)()),Y:240*~~(5*m())};!P.some(q=>(q.X==p.X&&q.Y==p.Y))&&P.push(p);P.map(p=>x.lineTo(p.X,p.Y));x.stroke()}{P=[]

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vinca

function u(t) {

for(c.width|=i=9,x[F="fillRect"](0,0,2e3,2e3),x.shadowBlur=30;i--;x[F](400+99*i+99*S(t),400,50,200))x.shadowColor=`hsl(${30*i+99*t},99%,80%`

Mar 31 2019 1:54 AM UTC

}// 140/140

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#default

u/katkip

This has been already done
u/13thptr

and then ?

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jesterjunk

function u(t) {

eval(decodeURIComponent(escape`挮獴祬攮扡捫杲潵湤㴧⌳㈳㌳㤧㭣⹷楤瑨簽〻景爨樽㜳㬭⵪㸳〻⥰㴱㈰㝥㌯樯樬愽⸳㠴⩃⡪⩴⼲㤩ⱸ⹦潮琽⡱㵰⼳㈫⸸⤫❰砠愧ⱸ⹦楬汔數琨⟰龤꼧ⰹ㘰⭰⩓⡡⤭焯㈬瀪䌨愩ⴲ〴⭱⼳⤊`.replace(/u(..)/g,'$1%')))

Jul 14 2026 5:53 AM UTC

}// 139/140

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Pendulum wave with the Exploding Head Emoji as the Pendulum Mass