Dweets by u/KilledByAPixel

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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KilledByAPixel

function u(t) {

for(i=w=2e3;i--;x.arc(290+t*4e4,540,F(p=i/w*(t*60+3))+F(p+.5)/2,a=i/318,a))F=z=>2*(1e4-(z%1*200-99)**2)**.5
x.beginPath(x.fill())

Mar 18 2026 4:42 AM UTC

}// 129/140

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Happy St Patty's Day 🍀 #clover

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KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍦󪝬󫍒󩝣󭌨󜌬󜌬󬜽󜬰󞌰󛍱󚜬󪜽󜬴󛍳󭍲󫽫󩝓󭍹󫍥󟜧󘽤󝼵󙼻󪜭󛜻󬽴󬭯󪽥󚌩󚝬󪝮󩝗󪝤󭍨󟝓󚍩󚬪󝌩󚬱󞜫󜼹󛍡󬭣󚌹󝬰󛌵󝌰󛍩󙜲󟼡󨭥󩽩󫭐󨝴󪌨󫍩󫭥󠽡󬌽󙽲󫽵󫭤󙼩󞭴󙜶󟌳󟼹󞜫󠼨󭌪󜼩󚬪󝌪󜬰󜌺󜜵󜌫󠼨󪜯󝬭󭌪󜼩󚬪󜬪󜜵󜌬󨜽󪜪󬜫󜬬󨜩`.replace(/u../g,'')))

Mar 15 2026 8:21 PM UTC

}// 140/140

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Claude

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KilledByAPixel

remix of d/35055 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󨼮󭽩󩍴󪍼󟝳󟜱󒭷󪝴󪌨󮌩󩭯󬬨󩭩󫍬󤭥󨽴󚌰󛌰󛍩󟜲󩜳󛍩󚜻󪜭󛜻󩭩󫍴󩝲󟝠󨭬󭝲󚌵󩝭󨌩󩭯󬬨󬼪󟜱󛬰󜜬󪬽󝌻󪬭󛜻󚍓󚍴󛼲󚜪󞜫󪜫󭌪󜼶󜌪󬝼󜌩󙜨󬜿󝬲󝜺󜜱󝜩󯍼󩭩󫍬󤭥󨽴󚌹󝬰󛝳󚭪󚽳󛼳󛌳󜌰󚽳󛍳󛼲󛍱󟽳󛼲󞭳󛼵󛍦󪝬󫍓󭍹󫍥󟝒󚍩󛍱󙬦󟝩󛍱󚜩󚝱󟝪󟬱`.replace(/u../g,'')))

Mar 15 2026 5:13 PM UTC

}// 140/140

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Night Drive 🚘

u/cantelope

stellar

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KilledByAPixel

function u(t) {

for(T=c.width|=i=4;i--;x.filter=`blur(2in`)r=i>2?T:149+S(i*2+t*9)*99,x.fillRect(760+199*i-r,540-r,r*=2,r),x.fillStyle=R(i*T-T,i-2||T,i<3&&T)

Mar 13 2026 6:18 PM UTC

}// 140/140

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Police Lights 🚓

u/cantelope

relevant https://youtu.be/1k7BSmtjyEk
u/ximavus

goodness

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KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󭼽󝬰󛍩󟜲󩜳󞽩󛜭󞽸󦽦󧜨󦌪󭼫󜼰󚼨󦌾󜜵󟼱󞬭󜜩󚭺󛝲󛍙󚭷󚼳󜌫󚍙󟬸󟼭󜜺󜜩󚭺󛝲󛍲󚬽󜬬󬬩󚝘󟜨󪜾󟬱󚜥󜼳󛍙󟝩󛼶󝭼󜌬󪜥󜬦󙭸󦽦󟜧󩭩󫍬󤭥󨽴󙽝󚍘󚭷󛍙󚭷󛍷󛍷󚜬󮌮󩭩󫍬󤽴󮝬󩜽󦌥󜭞󦜥󜬿󤬨󚜺󙼣󩭦󩬧󛍲󟜵󚼵󚭃󚍴󛝙󛼹󚜬󮬽󚍩󙜲󛜮󝜩󚬳󝜻`.replace(/u../g,'')))

Mar 10 2026 6:39 PM UTC

}// 139/140

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Bulging Checkerboard Illusion 🏁

u/KilledByAPixel

#illusion
u/ximavus

this works very well

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KilledByAPixel

remix of d/35006 by u/tomxor

function u(t) {

for(j of Date(c.width|=X=9).slice(16,24))for(X+=4,i=15;i--;)'筯璓珧秧䧭秏篏䤧篯积А'.charCodeAt(j<=9?j:10)&1<<i&&x.fillRect(X+i%3<<5,15+i/3<<5,32,32)

Mar 7 2026 9:03 PM UTC

}// 138/140

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Digital #Clock 🕰️

u/NiVZ

Wow! I had this in mind when I posted my sweet but had no idea how to pull it off. Well done 👏
u/KilledByAPixel

thanks for the inspiration!

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KilledByAPixel

function u(t) {

for(j=w=640,g=g=>j>13?j*5-70:w-(j>6?i^g:i&g)*w;j--;x.fillRect(j>15?j*29-w:i*274,j>15?w:(j>>3)*169,274,w))i=j%7,x.fillStyle=R(g(1),g(2),g(4))

Mar 3 2026 6:04 AM UTC

}// 140/140

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Test Pattern 📺

u/cantelope

this means 2 things

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KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍣󛭷󪝤󭍨󯌽󪜽󜌬󦌽󞜹󛍳󪍡󩍯󭽃󫽬󫽲󟝒󚍦󫽮󭌽󙼴󪝮󘬧󚜻󪜼󝼻󩭩󫍬󥍥󮍴󚍤󟜧󡍗󢝔󥍅󤬧󦽩󚼫󧜬󦌬󝬷󞜭󪌪󞜩󛍘󚼽󫝥󨝳󭝲󩝔󩝸󭌨󩌩󛭷󪝤󭍨󚝨󟜱󛬴󛝃󚍴󚬲󛝩󚜬󬽨󨝤󫽷󣽦󩭳󩝴󦌽󝜪󪌬󬽨󨝤󫽷󣽦󩭳󩝴󦜽󬽨󨝤󫽷󠭬󭝲󟜹󚭨`.replace(/u../g,'')))

Feb 27 2026 11:09 PM UTC

}// 134/140

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Floating Text 🎈

u/cantelope

ooh
u/ximavus

DWITTER!

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KilledByAPixel

remix of d/34907 by u/KilledByAPixel

function u(t) {

for(r=t*5e3,i=k=r/24<<1||1;t<1&&i--;x.fill())for(x.beginPath(j=4);j--;)x.arc(960+r*S(a=i/k*710),540+r*C(a),39,b=j*33-a+(frame%2*2-1)*968,b)

Feb 23 2026 8:02 PM UTC

}// 139/140

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The Spirals Strike Back 🌀🌀🌀

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KilledByAPixel

remix of d/34906 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍭󟜰󞽭󟌱󜬻󚼫󫜩󩭯󬬨󬬽󫜪󜜰󜍼󯌹󞜬󪜽󪼽󬬯󜬴󟌼󜜻󪜭󛜻󩭩󫍬󚌩󚝦󫽲󚍢󩝧󪝮󤍡󭍨󚍪󟜴󚜻󪬭󛜻󩭩󫍬󤽴󮝬󩜽󫜿󤬨󭬽󪜥󜬪󜭥󜼬󭬬󭬩󞬧󘼷󞌹󙼩󨝲󨼨󞜶󜌫󬬪󤼨󨜽󪜯󪼪󝼱󜌩󛌵󝌰󚽲󚭃󚍡󚜬󫜿󜼹󞬲󩜳󛍢󟝪󚬶󞜹󛝡󚼨󫜥󜬪󜬭󜜩󚭴󛼸󛍢󚜻`.replace(/u../g,'')))

Feb 23 2026 7:45 PM UTC

}// 139/140

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Revenge of the Spirals 🌀🌀

u/KilledByAPixel

#illusion

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