Dweets awesomed by u/Axioplase

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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Current theme challenge: #Food

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UEZ

function u(t) {

x.globalAlpha=0.1,t<11&&(x.beginPath(),x.ellipse(960+S(t)*50,540+C(t)*100,400-2*T(t),300-T(t*2),250,0,t),x.stroke())

Jun 8 2025 2:18 PM UTC

}// 116/140

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Orbital Resonance

u/UEZ

#art

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joeytwiddle

remix of d/33932 by u/joeytwiddle

function u(t) {

eval(unescape(escape`景爨砮晩汬剥捴⠰ⰰⱘ㵙㵩㴳攴ⱘ⤻椭ⴻ砮晩汬剥捴⠹㈰⭘⨲㔰ⰵ㐰⭙⨲㔰ⰲⰲ⤩樽椾㸹ⱘ㵃⡡㵙⭪⤫䌨戽堫琯㐫横㜩ⱙ㵓⡡⤫匨戩ⱸ⹦楬汓瑹汥㵠桳污⠤筩㸾㑽ⰹ㤥Ⱔ笵〪℡楽┬⑻椿ㄺ⸲紩怠`.replace(/u([^D].)/g,'$1%')))

Jun 8 2025 2:40 AM UTC

}// 136/140

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Bubble universe colour expansion

u/joeytwiddle

This one is very clear and colourful. Rodrigo's is more aesthetic: d/33917
u/joeytwiddle

Try long plays j=i/t/t|0 and j=i/t/t
u/jellyedwards

Wow looks amazing!

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rodrigo.siqueira

remix of d/33921 by u/rodrigo.siqueira

function u(t) {

with(x)for(K=b=29;b--;fill())for(B=K*b/2,stroke(),beginPath(strokeStyle=R(b%9*99)),i=6;i--;lineWidth=3)arc(960,540,B*(1+1/t),a=i*8.797+t,a)

Jun 5 2025 9:18 PM UTC

}// 139/140

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★ Красная звезда ★

u/384.cz

are you communist?
u/384.cz

are you communist?
u/rodrigo.siqueira

🚫 Нет, товарищ, я просто люблю звёзды.

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KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍢󟜷󝌻󨬭󛜻󫍩󫭥󥽩󩍴󪌽󝜩󩭯󬬨󠜽󨬥󞜪󜬴󜌬󠬽󚍢󛼹󯌰󚜪󜬴󜌬󩭩󫍬󚌩󛍳󭍲󫽫󩜨󚜬󨭥󩽩󫭐󨝴󪌨󬽴󬭯󪽥󤽴󮝬󩜽󤬨󠜯󜬬󠬯󝌬󜬵󝜭󠜯󜬩󚜬󪜽󜜲󞽩󛜭󞽡󬭣󚍁󛌲󩜳󛝂󛝁󛼲󚽓󚍢󚬳󚽴󚬳󚜪󜼹󛍪󙬦󜬰󜌬󨜽󚍩󚬲󛝪󚼮󝜩󛼮󞜵󝜬󨜩󚝪󟝩󙜴`.replace(/u../g,'')))

Jun 4 2025 4:39 AM UTC

}// 138/140

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Cubework 🏭

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rodrigo.siqueira

remix of d/33900 by u/rodrigo.siqueira

function u(t) {

for(i=6e4;i--;x.fillRect(920*(i%2+.5)+X/Z,540-Y/Z,.1,t<3))
r=S(n=i*i/t)*S(n)**-1.3,
X=C(k=i/(1+i%2)/2),
Y=S(k),
Z=r*r*S(C(S(i+r*8))*2.4)/340

Jun 3 2025 9:32 PM UTC

}// 140/140

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Twins #spiral

u/joeytwiddle

Super! #stochastic #model

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KilledByAPixel

function u(t) {

with(x)for(j=T=-~T;j--;lineWidth=4)for(i=T+1>>1;i<8&&i--;beginPath(stroke()))for(k=T;k--;)arc(T*160-400,180*i-90,65,a=6.28*(k*i+j-T/4)/T,a)

Jun 3 2025 6:31 PM UTC

}// 139/140

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Regular Star Polygons 🔯

u/KilledByAPixel

https://en.wikipedia.org/wiki/Regular_polygon

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rodrigo.siqueira

remix of d/33899 by u/rodrigo.siqueira

function u(t) {

for(i=3e4;i--;){
r=S(n=i*i/t)*S(n)**-1.3
X=C(k=i/5)
Y=S(k)
Z=r*r*S(C(S(i+r*8))*2.4)/340
x.fillRect(960+X/Z,540-Y/Z,.1,t<3)}

Jun 3 2025 2:54 PM UTC

}// 123/140

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10-spiral star #spiral

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alien

function u(t) {

W=c.width=128;r=0.6180;X=u=v=0;for(i=0;i<32;i++)for(j=0;j<32;j++){u=S(i+v)+S(r*i+X);v=C(i+v)+C(r*i+X);X=u+t;x.fillRect(W/2+u*9,W/4+v*9,1,1)}

Jun 3 2025 7:24 AM UTC

}// 140/140

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A port of schraf Bubble Universe.

u/cantelope

this is amazing 👍
u/joeytwiddle

I saw this on Facebook. Very cool! https://www.facebook.com/groups/205716518792…
u/alien

Yes that's the one!! I can't believe that stuff like this can be done with so little it's just mind blowing.

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KilledByAPixel

function u(t) {

for(c.width|=i=9;i--;)
x.rect(400+i*50+S(t)*300,400+S(i/2+t*9)*99*S(t)**9,450,200)
x.fill`evenodd`

Jun 2 2025 7:05 PM UTC

}// 98/140

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Even Odd ꔖ #default

u/Axioplase

This caught me by surprise. Fun one!
u/tomxor

I like how it looks pixelated but it's not.

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Xen

remix of d/33875 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(i=1e4;i--;)x.fillRect(960+C(i+t/9)*800/t^i/55,540-S(i-t/13)*480/t^i/299,.1,2/t)

May 30 2025 8:57 PM UTC

}// 108/140

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u/magna

Love it!
u/Xen

thank you bro!

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