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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KilledByAPixel

remix of d/34244 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󪜽󜝥󝌻󪜭󛜻󦌪󠼨󭌩󛝗󚭓󚍴󚜾󜌦󙭸󛭣󫍥󨝲󤭥󨽴󚌹󝬰󚼴󝜰󚬨󦌪󤼨󭌩󚽗󚭃󚍴󚜩󛌵󝌰󚼴󝜰󚬨󦜪󠼨󨬩󛝚󚭓󚍢󚜩󛌶󛌶󚜩󦬽󪜯󜽥󜼭󜜬󬬽󚌱󛝚󚭚󚜪󚬮󝜬󦌽󬬪󠼨󨜽󪜪󚬳󛝴󚬲󚜬󦜽󬬪󤼨󨜩󛍗󟝓󚍢󟝴󛼳󚜪󦜫󠼨󨬩󚭚󛍸󛭦󪝬󫍒󩝣󭌨󪜭󞍥󜼬󜌬󛬲󛌲󩜳󚜻`.replace(/u../g,'')))

Aug 28 2025 1:50 AM UTC

}// 140/140

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Multi Axis Rotation 🔄

u/cantelope

also back-face culling? looks like
u/KilledByAPixel

#sphere

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warbino

remix of d/7882 by u/rjro

function u(t) {

let X,Y 
for(X=66;X--;)for(Y=38;Y--;x.fillRect(X*40,Y*25,30,100))x.fillStyle=R(r=(X/11&9^X*9&10)*T(X+Y*3*t/15)*25,r*!10)

May 1 2025 6:35 PM UTC

}// 120/140

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tzador

function u(t) {

t%7<.1&&(c.width|=0)
s=t/7|0*7%13
f=(z)=>(T(S(z))/1.557+1)/2
g=(z)=>x.lineTo(f(C(s)*z)*1820,f((C(s)+3)*z)*980)
g(t)
g(t+1)
g(t+2)
x.stroke()

Feb 5 2025 12:25 AM UTC

}// 140/140

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username

remix of d/14651 by u/Xen

function u(t) {

t?x.rotate(i=M=(6-T(t))*85):x.translate(960,540)
for(x.drawImage(c,1,1);i-->0;x.fillRect(i,i,M,t))x.fillStyle=`hsl(${t},99%,${41+50/M*i}%)`

Jun 19 2019 9:19 PM UTC

}// 139/140

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added some T() and drawImage() u/joeytwiddle

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danny@hille.dk

remix of d/19818 by u/rodrigo.siqueira

function u(t) {

f=(X,Y,n=97)=>Y*Y>n?n:f(2*X*Y-.7,Y*Y-X*X,n+9);for(m=i=960;i--;x.fillRect(i*2,1,2,2))x.fillStyle=R(k=f(i/m,(t%45)/30),k/2);x.drawImage(c,0,2)

Oct 23 2020 2:07 PM UTC

}// 140/140

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#julia scroll (repeats after 45 seconds)

u/danny@hille.dk

#fractal

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mmastrac

function u(t) {

with(x)+fillRect(0,0,h=c.width|=0,h),scale(1,T((t%9)**h)),font="6cm courier",fillStyle="#3f3",fillText("HELLO WORLD"+(t*2&1?"▊":""),100,500)

Oct 28 2017 5:41 AM UTC

}// 140/140

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u/magna

<3
u/iverjo

#helloworld

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alexsav

remix of d/34393 by u/marquisdegeek

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼👴🱲🐱𝐰𞡌👛𫱮𫑯𭑳𩑭𫱶𩐽𩐽🡘👌𦱙👌𦰳𧐽𩐮𮐪𜰮𝀬𜡝👥𛡸𚠳𛠴𧐻𩡯𬠨𪠽𜀻𣁛𪠫🐲𧐻𫱮𫑯𭑳𩑤𫱷𫠽𩐽🡌𛡰𭑳𪀨𦀬𦐩𚑦𫱲𚁩👲𞱩𛐭𞱸𛡦𪑬𫁒𩑣𭀨𣁛𪡝𚱓𚁴𚐪𬠬𣁛𪠫𜑝𚱃𚁴𚰫𚐪𬠬𞐬𞐩𚑸𛡦𪑬𫁓𭁹𫁥👒𚁔𚁪𚐪𬠬𠰨𪠩𚡲𚐻`.replace(/u../g,'')))

Oct 6 2025 8:01 PM UTC

}// 140/140

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Red & green click to store

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username

remix of d/13604 by u/username

function u(t) {

c.width|=w=400
for(i=9;i--;)
x.fillRect(w+i*99+S(t)*300,w,50,w/2)





for(i=4;i--;x.font=`9em'`)x.fillText(code.split('\n')[i],0,312+i*234)

Jun 12 2019 8:41 PM UTC

}// 140/140

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#uberquine because it shows the code to render what it also renders

u/username

an uberquinequine would be what also shows the code that renders the uberquine, however, that would not be an uberquine anymore and look bad. would be easy to do it here, however, too dull
u/magna

LOL
u/katkip

wow
u/katkip

nice idea
u/geb

love it

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DazeWare

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<99;i++){
x.fillStyle=R(r=C(t)*9*i,r,r)
x.fillRect(500+i*9+S(t)*300,r,9,9e9)}

Apr 11 2025 12:16 AM UTC

}// 119/140

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Xen

remix of d/21395 by u/Qwitter

function u(t) {

w=c.width=64;for(i=3e3;i--;x.fillStyle=R(X*3,Y*3,X^Y*4))x.fillRect(X=i%w,Y=i/w,1,.1*S(t*Y^X)+.9*C(((X-32)**2+(Y-18)**2)**.3-9*t))

Jan 23 2021 4:49 PM UTC

}// 129/140

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quick play

u/Qwitter

nice