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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taupelink

remix of d/28945 by u/taupelink

function u(t) {

eval(unescape(escape`景爨椽㈰〻椭ⴾ㌰〪琻砮晩汬⡸⹳瑲潫攨⤩⥸⹢敧楮偡瑨⡸⹦楬汓瑹汥㵛✣㈶㤧Ⱗ⍂㥆✬✣䑅䘧Ⱗ⌵㌹❝孩┶┴崫⡩┵⼲⬱簰⤩ⱸ孩┶㼧慲挧㨧牥捴❝⡩┱㌥㤪㈴〬椥㔪㈴〬椥㘳⨵⽴⨪琬樽椫琬樭㔫㈪琩`.replace(/u([^D].)/g,'$1%')))

Nov 30 2023 12:24 AM UTC

}// 140/140

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d/28997

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AlgNinja

function u(t) {

c.width+=0;m=Math.random();t||(a=1920*m,b=1080*m,d=e=8);x.fillRect(a,b,9,9);a+=d;b+=e;1920<a|0>a?d=-d:1080<b|0>b?e=-e:a;

Apr 28 2020 5:20 AM UTC

}// 120/140

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My first dweet!

u/sigveseb

Nice!

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rodrigo.siqueira

remix of d/21469 by u/rodrigo.siqueira

function u(t) {

f = (X,Y,n=120)=>T(S(X+Y/5)*5)<9 ? f(X*X-Y*Y,2*X*Y+.7,n-2):n
for(var i=1920;i--;) {
 x.fillRect(i,t*120,.5-f(i/40000-.45,t/300+.205)/40,2)
}

Jan 27 2021 3:45 PM UTC

}// 140/140

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Growing thorns.... (just changed Sin amplitude from 2 to 5)

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46uuuu

remix of d/14430 by u/veubeke

function u(t) {

x.font=300+S(t*2)*99+'px"'
x.save()
x.translate(960,540)
x.rotate(t)
x.fillText('😂',-85,40)
x.restore()
x.drawImage(c,-2,-2,1924,1084)

May 23 2026 3:45 AM UTC

}// 134/140

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iverjo

function u(t) {

w=c.height=1e3;n=99;for(i=n;i--;)s=n/(i*6+n),x.font=s*n+'px A',x.fillText(String.fromCharCode(10052),w+1100*S(s*w*2+t/59),w*(T(i)+s*t)%1200)

Jul 22 2016 3:48 PM UTC

}// 140/140

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u/donbright

oh this is excellent
u/donbright

you can golf this by using fillText('❄',....
u/iverjo

#snow

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kyle_serbov

function u(t) {

for(i=99;i--;X+=A[D],Y+=A[D^3])!t++&&(M={},A=[S=D=0,4,0,-4],X=Y=600),x.fillRect(X,Y,4,4),M[X+A[r=-~D%4]+[Y+A[r^3]]]||(D=r),M[X+[Y]]=S++%55

Jan 10 2026 10:29 AM UTC

}// 138/140

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Kyle's Ant

u/kyle_serbov

This one was hard to compress. It was originally rainbow coloured, the camera moved with it, and the trail slowly disappeared behind it, giving a more interesting pattern.

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KilledByAPixel

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼👲👮🐾𤰨𚁩𚱴𯀰𚐪𪠪𚡮𚰹𚐪𞑼𜀻𩡯𬠨𨠽𜐲𜀻𨠭𛐻𚑦𫱲𚁩👢𙐱𜀬𪠽𨠯𜐰𯀰𛁫🐹𞐻𪰭𛐻𮀮𩡩𫁬𤡥𨱴𚀲𝀰𚠨𪐭𭀥𜐩𚱦𚁓𚐬𜐸𜀫𜠴𜀪𚀨𪠥𝀩𙐱𜀩𚱦𚁃𚐬𮠽𞐫𬠨𝠩𛰴𛁺𚐩𩠽𡠽🠸𚡲𚀴𚐪𡠨𬠨𜰩𚡫𛰹𞐩𚰶𚡲𚀵𚐪𡠨𬠨𜠩𚡫𛰹𞐩`.replace(/u../g,'')))

Jul 1 2019 4:45 AM UTC

}// 138/140

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Random Spirographic Doodles V2

u/KilledByAPixel

These are unfinished spirographs with random parameters. I switched to using rect instead of lines and made other changes to help with performance. Also I added smooth scrolling (or smooth as possible given the framerate)

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rodrigo.siqueira

remix of d/6152 by u/zanella

function u(t) {

m=n=0;for(i=1e4;i--;){s=6*T(i*3+t);o=s*Math.PI/4;r=550;m=m/2+r*C(o)*1.2;n=n/1.3+r*S(o)/2;x.fillRect(m+920,n+540,.3,t<3)}

Jan 30 2023 11:39 PM UTC

}// 120/140

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Trigonometric doodles

u/DaSpider

My kind of chaos
u/Joachim

Nice!
u/samidoodlesz

Brilliant!

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katkip

function u(t) {

}q=Z=>{recording=1};setInterval(q,1)</script>

Jun 28 2019 6:18 PM UTC

}// 45/140

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#exploit #xss test

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Billedluh

remix of d/19608 by u/veubeke

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁞👴🐨𜠭𚁴𙐳𚐩𒡴👴🀰🰰𞡴𒠤🐶𛑴𚠱𜠊𮀮𩡯𫡴🐧𜠳𩑭𘠧𘀊𮀮𭁲𨑮𬱦𫱲𫐨𛐱𛀰𛀰𛀱𛁴𚠲𩐳𚰱𝐰𛀴𜀰𚐊𩡯𬠨𪐽𜠻𪐾🐭𜐻𪐭𛐩𮰊𮀮𭁲𨑮𬱦𫱲𫐨𜐬𪐭𜐿𜀺𤰨𙀩𛁩𙐲🰰𞠭𥀨𙀯𜠩𛀱𛀰𛀰𚑽𒡸𛡦𪑬𫁔𩑸𭀨𙱜𭑄𞀳𡁜𭑄𡀲𠐧𛀭𜐷𜀬𜐵𜀩`.replace(/u../g,'')))

Aug 8 2020 10:10 PM UTC

}// 140/140

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