Dweets awesomed by u/danny@hille.dk

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/35508 by u/rodrigo.siqueira

function u(t) {

for(X=Y=i=3e4;i--;x.fillRect(X*350+700,Y*140+540,t<1,.1))
u=T(X),r=(u*u+Y*Y)**.5,s=S(i*i/t)<.8||-1,X=s*(r+u)/3+S(X),Y=s*(r-u)**.56*(Y<0||-1)

Jun 5 2026 12:57 PM UTC

}// 140/140

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Grasshopper #attractor

u/UEZ

nice
u/joeytwiddle

One of these days rodrigo will create the universe in a single dweet #organic #grasshopper
u/rep_movsd

creepy

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taupelink

remix of d/35363 by u/taupelink

function u(t) {

for(i=z=2e3;i--;x.fillRect(i,270*t,z*=2-S(z-t**.3),9))x.fillStyle=`hsl(${6**(z&=3)},${75-4*(z+=2+S(i/240+(-.5)**z*t)/2)}%,${30+7*(z^t)}%,.3`

May 26 2026 12:20 AM UTC

}// 140/140

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d/35441

u/KilledByAPixel

nice
u/DataMeta

I like dis

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ximavus

function u(t) {

t?Y=t*60:c.width=568
F=_=>(X^Y)*(X&Y)+(X|Y)
for(X=568;X--;x.fillRect(X,t*60,1,1))x.fillStyle=`hsl(${F()} 99%50%)`

May 9 2026 8:10 AM UTC

}// 114/140

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sierpinsky chaos

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mrm

function u(t) {

c.width|=0;for(i=4e4;i--;)x.fillRect((q=2*S(4*(k=3*C(i/14)))+.3/k+S(e=i/2e3-20)*k*9)+40*C(p=(d=(k*k+e*e)**.5)-t)+960,q*S(p)+53*d,1,1)

May 8 2026 4:45 PM UTC

}// 133/140

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Abyssal tendril

u/rodrigo.siqueira

#bacon

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dee-gomma

function u(t) {

for(f=r=a=128,c.width=448;r;x.fillRect(f+C(g=a+.78)*r,f*q+S(g)*r,!(r&((q-1.3)*S(a*2)*(200+r*C(a)+r*S(a)))),1))a=a>6.3?0*r--:a+1/r,q=C(t)/9+1

Apr 25 2026 11:14 AM UTC

}// 140/140

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#sierpinski metamorphosis - butterfly ant spider angel

u/cantelope

"'Come on home, girl' he said with a smile. 'I cast my spell of love on you, a woman from a child'" -heart, magic man
u/gennadiy

Зачем спидранить и одновременно зачитывать фристайл рэперу Oxxxymiron?
u/Agmerboi

did you hear about the serial murder who was an acrobat? the police say shes twistd

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dee-gomma

function u(t) {

for(j=n=300,f=frame,s=f>n?64:44+t*4;j--;x.fillRect(960+s*j/2-s*69,n+f-a,a?t<3&&s:!t|f==n|t>7?n:j%4?0:5,a|5))a=j%4==3&(i=0|j/4%7)!=2&i!=6&&24

Mar 28 2026 12:43 AM UTC

}// 140/140

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#piano keyboard 🎹 #uncompressed

Show more comments…
u/kruno.ooo

𝄞orgeous
u/magna

Fantastic!!!
u/aleamb

wow!
u/cantelope

#piano #music #uncompressed
u/Axioplase

Incredible.
u/marquisdegeek

All About That Bass, no treble. You're totally the boss, no trouble!

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rodrigo.siqueira

remix of d/34865 by u/rodrigo.siqueira

function u(t) {

c.style.filter='invert()sepia('
for(i=7e3;i--;x.fillRect(960+X*4,770-Y*30,t<2,.1))F=i%(65/(t+3)),X=4*F*S(k=F*5-S(i))*2,Y=F*C(k)/2+30/(F+1.3)

Feb 24 2026 2:40 AM UTC

}// 140/140

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Flame Spiral #spiral

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rodrigo.siqueira

remix of d/34895 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`𮀮𩡩𫁬𤡥𨱴𚀰𛀰𛀲𩐳𛀲𩐳𚐊𩡯𬠨𪐽𜱥𜰻𪐭𛐻𚑘👩𙐶𝐪𜰰𛁙👩𛰶𝐪𜰰𛑘𛰶𝐬𮀮𩡩𫁬𤱴𮑬𩐽𨁨𬱬𚀤𮰱𞀰𚰳𜀪𤰨𭀩𯐬𝐰𙐬𙁻𤰨𪐪𚠳𚱴𚐪𚠳𜠪𝰰𚰷𝐭𚀨𦀭𞐶𜀩𚠪𜠫𚁙𛐵𝀰𚐪𚠲𚐯𜐵𜀰𯐥𚑠𛁸𛡦𪑬𫁒𩑣𭀨𦀬𦐬𜠵𛀲𝐩`.replace(/u../g,'')))

Feb 23 2026 5:50 PM UTC

}// 131/140

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Pixel club globe light

u/ximavus

ahhh it changes colors like prismarine blocks in minecraft

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rodrigo.siqueira

remix of d/34847 by u/rodrigo.siqueira

function u(t) {

c.style.filter='invert('
for(i=3e4;i--;x.fillRect(940+X*15,480-Y*62,t<2.2,.1))
F=i%(2+40/t),X=4*F*S(k=i%7?i*i:~(i/t)%44),Y=F*C(k)/2-20/(F+1)

Jan 27 2026 12:37 PM UTC

}// 140/140

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Gravity grid #spacetime

u/Ohead

I didn't know the browser automatically finishes CSS function calls that are left unclosed!

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rodrigo.siqueira

remix of d/34749 by u/rodrigo.siqueira

function u(t) {

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

Jan 16 2026 8:14 AM UTC

}// 138/140

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Orbital

u/ximavus

#cobweb
u/joeytwiddle

How I feel after 1 beer too many

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