Dweets awesomed by u/lewdev

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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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rodrigo.siqueira

remix of d/34789 by u/rodrigo.siqueira

function u(t) {

c.style.filter='invert()sepia('
for(i=1e4;i--;x.fillRect(960+X*65,750-Y*60,t<2.5,.1))F=i%(4+9/t),X=F*S(k=i/t)-4*S(k*2),Y=F*C(k)

Jan 22 2026 1:41 PM UTC

}// 127/140

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Concentric volumetric triangle

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ximavus

function u(t) {

x.reset()
for(X=96;X--;)for(Y=54;Y--;x.fillStyle=X&Y?'red':'blue')x.fillRect(X*(20+C(t+Y/9)*9),Y*(20+S(t+X/9)*9),30,30)

Jan 21 2026 7:00 PM UTC

}// 119/140

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goodness I did the the waving flag thing!

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KilledByAPixel

remix of d/34793 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󨼮󭽩󩍴󪌦󟝩󟜶󜬷󜬻󪜭󛜻󩌽󣝡󭍨󛭭󪝮󚌨󦜽󪜯󜜸󜌭󜜷󚜪󚬲󛌨󦌪󛬵󛜱󞌩󚬪󜬩󛍸󛭦󪝬󫍓󭍹󫍥󟝘󟽤󟌵󟼧󘽅󜬳󙼺󩌼󜬴󟼧󘽦󩭦󙼺󙼣󜌵󞜧󞬧󘼵󝜵󙼬󮌮󩭩󫍬󤭥󨽴󚌳󞜫󦌯󜬫󦌯󝌸󚭃󚍘󛼸󛝩󛼸󜌰󛝴󚬶󚜬󜼰󚽙󚽘󛼱󜬪󤼨󦌯󜜶󛝴󚜬󜬬󪜿󛬳󞬹󞜩󚝘󟝩󙜹󞜻`.replace(/u../g,'')))

Jan 21 2026 4:42 PM UTC

}// 140/140

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Iceland 🇮🇸 #flag

u/ximavus

I'm still amazed for how this is possible

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marquisdegeek

function u(t) {

eval(unescape(escape`󤼽󝬴󛍗󟜲󝜶󒭦󫽲󚍩󟜶󩜳󞼡󭌦󙭩󛜭󞼩󭽩󭍨󚍸󚝳󨝶󩜨󣌽󫍩󫭥󥍯󛭢󪝮󩌨󮌩󚜬󭍲󨝮󬽬󨝴󩜨󪜥󥼪󤼬󪜯󥼪󤼩󛍲󫽴󨝴󩜨󚌨󣝡󭍨󛭲󨝮󩍯󫜨󚜪󝌩󯌰󚜪󜜮󝜷󚜬󨭥󩽩󫭐󨝴󪌨󫍩󫭥󥽩󩍴󪌽󞌩󛍌󚍓󛌰󚜬󣌨󤼯󜬬󤼯󜬩󛍌󚌰󛍓󛼲󚜬󣌨󤼬󤼩󛍲󩝳󭍯󬭥󚍳󭍲󫽫󩜨󚜩`.replace(/u../g,'')))

Jan 21 2026 4:23 PM UTC

}// 139/140

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An attempt at Truchet’s Tiles, but with vector graphics

u/Axioplase

Attacked by a swarm of ninjas...
u/ximavus

This reminded me of a book I have named "The black art of 3D game programming" and it does cover vector graphics. Its also from 1995 so its DOS programming

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KilledByAPixel

remix of d/34782 by u/KilledByAPixel

function u(t) {

for(c.width&=i=6272;i--;x.fillStyle=X<3?'#009':X<6?'#eee':'#E01',x.fillRect(9+X*8+X/4*C(X*2-i/800-t*6),9+i/150+X*S(X-t),3,i?.3:99))X=i%99/12

Jan 20 2026 9:46 PM UTC

}// 140/140

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France 🇫🇷 #flag 🥖

u/Axioplase

I guess it can be done :) I'll have to study it.
u/ximavus

#baguette 🥖🥖🥖

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dee-gomma

remix of d/34783 by u/dee-gomma

function u(t) {

for(c.width=n=y=99,f=_=>(_%=9)<4?_:9-_;y--;x.fillRect(0,y,n,1))x.fillStyle=`hsl(${q=t*9} 90%${26+9*f(q+2*f(y/3))}`
x.strokeText(code,n-q,32)

Jan 20 2026 5:34 PM UTC

}// 140/140

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#rasterbars #quine

u/magna

Great!
u/lewdev

I didn't know about strokeText. It's a neat way to write in black without needing to update fillStyle which was already being used..
u/ximavus

strokeText looks useful actually I forgot about it

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dee-gomma

function u(t) {

for(y=n=2e3,f=_=>(_%=96)<49?_:96-_;y--;x.fillRect(0,y,n,1))x.fillStyle=`hsl(${t*26} 90%${13+1.5*f(t*96+2*f(y/6))}`

Jan 20 2026 1:22 AM UTC

}// 114/140

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Old school #rasterbars effect

u/dee-gomma

Inspired by "Tecno Skull" Blues Brothers cracktro by TDT/TRSI
u/ximavus

nice!

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KilledByAPixel

remix of d/34741 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󨼮󭽩󩍴󪌦󟝩󟜶󜬷󜬻󪜭󛜻󩌽󣝡󭍨󛭭󪝮󚌨󦜽󪜯󜜸󜌭󜜷󚜪󚬲󛌨󦌪󛬵󛜱󞌩󚬪󜬩󛍸󛭦󪝬󫍓󭍹󫍥󟝘󟽤󟌵󟼧󘼰󜬵󙼺󩌼󜬴󟼧󘽦󩭦󙼺󙼣󨬰󜬧󞬧󘼵󝜵󙼬󮌮󩭩󫍬󤭥󨽴󚌳󞜫󦌯󜬫󦌯󝌸󚭃󚍘󛼸󛝩󛼸󜌰󛝴󚬶󚜬󜼰󚽙󚽘󛼱󜬪󤼨󦌯󜜶󛝴󚜬󜬬󪜿󛬳󞬹󞜩󚝘󟝩󙜹󞜻`.replace(/u../g,'')))

Jan 19 2026 11:55 PM UTC

}// 140/140

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Norway 🇳🇴 #flag 🏅

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DazeWare

remix of d/34779 by u/DazeWare

function u(t) {

c.width|=c.style.filter='invert('
for(i=1e4;i--;x.fillRect(960+X*40,540+Y*40,3,t))
F=i%T(i),
X=F*S(v=i/8+t/2)+4*S(i+t),Y=F*T(v)-t*T(i/4-t)

Jan 19 2026 2:27 PM UTC

}// 138/140

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u/ximavus

like me pouring peanut butter on my sandwich

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DazeWare

remix of d/34751 by u/rodrigo.siqueira

function u(t) {

c.width|=c.style.filter='invert('
for(i=1e4;i--;x.fillRect(960+X*40,540+Y*40,3,t))
F=i%T(i),
X=F*S(v=i/8+t/2)+4*S(i/2),Y=F*T(v)-4*T(i/4-t)

Jan 19 2026 2:25 PM UTC

}// 138/140

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