Hot dweets by u/joeytwiddle

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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joeytwiddle

remix of d/33381 by u/UEZ

function u(t) {

for(W=c.width=500,x.globalAlpha=.01,i=3e3;i--;x.fill())x.beginPath(),x.arc((i*i%W)+i/99*S(i*7+t),W-2*((i*i*C(i)+t*20)%W),i/23,0,7)

Jun 12 2025 11:36 AM UTC

}// 130/140

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#smoke redux

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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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joeytwiddle

function u(t) {

eval(unescape(escape`睩瑨⡸⥦潲⡷㵣⹷楤瑨簽椽〻椫⬼㤻晩汬⡡牣⡘ⱙⰹ⨨㤫椩ⰰⰷ⤩⥔㴴㠭匨㈪⡩⼳⵴⨲⤩⼲⭩ⱥ㴨ㄫ䌨㈪⡩⼳⵴⨲⤩⤪⨳⨹ⱘ㵷⼲⬹⩃⡔⼵⤪听夽㘲〭攫椪㈹Ɫ敧楮偡瑨⠩ⱦ楬汓瑹汥㵩┲㼧⍡愰✺✣㘲〧`.replace(/u([^D].)/g,'$1%')))

Jun 6 2025 3:50 PM UTC

}// 140/140

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A little murder #caterpillar I made for Nova party 2018

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joeytwiddle

remix of d/33917 by u/rodrigo.siqueira

function u(t) {

for(c.width=800,X=Y=i=2e3;i--;x.fillRect(400+X*99,225+Y*99,4,4))j=i>>7,X=C(a=Y+j)+C(b=X+t/6+j*9),Y=S(a)+S(b),x.fillStyle=`hsl(${i},99%,50%)`

Jun 6 2025 4:17 PM UTC

}// 140/140

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Bubble universe colour redux

u/joeytwiddle

This has fewer start points and slower motion than other bubble universes, so we can see how the galaxies transition
u/joeytwiddle

I golfed it down to 134: for(c.width=X=Y=i=850;i--;x.fillRect(425+X*99,240+Y*99,5,5))j=i>>6,X=C(a=Y+j)+C(b=X+t+j*9),Y=S(a)+S(b),x.fillStyle='hsl(${i},99%,50%)'

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joeytwiddle

remix of d/33930 by u/joeytwiddle

function u(t) {

  for(c.width=800,X=Y=i=2e4;i--;x.fillRect(400+X*99,225+Y*99,2,2))j=i>>8,X=C(a=Y+j)+C(b=X+t+j*9),Y=S(a)+S(b),x.fillStyle=`hsl(${i},99%,50%)`

Jun 6 2025 4:34 PM UTC

}// 140/140

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Bubble universe colour redux (detailed)

u/cantelope

impressive

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joeytwiddle

remix of d/33393 by u/geeknik

function u(t) {

for(i=9e3;i--;)x.fillRect(960+S(t+i/9)*C(i/50)*i/5,540+C(t-i/9)*S(i/49)*i/5,i/99,i/99,x.fillStyle=`hsl(${i+t*9},99%,66%,.01)`)

Mar 2 2025 9:46 PM UTC

}// 126/140

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u/Odog8

very trippy

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joeytwiddle

remix of d/27279 by u/joeytwiddle

function u(t) {

for(h='<div style=perspective:99vw>',i=20;i--;)h+=`<div style=transform:rotateY(${7*C(i/27+t/2)}rad)>${x+x}</div>`
document.body.innerHTML=h

Jun 9 2024 3:37 PM UTC

}// 140/140

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#text #perspective #twister fixes

u/cantelope

neat
u/lewdev

What the heck is perspective? This is so cool! I changed its value to 30vw which made the effect a lot more dramatic 😁

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joeytwiddle

remix of d/29326 by u/rodrigo.siqueira

function u(t) {

for(c.width=960,A=X=Y=i=3e4,x.globalAlpha=0.2;i--;x.fillRect(X*50+9*Y+280,Y*15+280,2,2))k=i%2+1,Y=(i/Y&8)+Y/2-X,X+=S(Y/3+X/S(t*1.3)/6+t)+Y/t

Jan 28 2024 12:36 PM UTC

}// 140/140

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We can remove some code: Use .5,1 instead of 2,2 and then remove the globalAlpha

u/_louis

insane... *o*
u/cantelope

come back to our dimension bro

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joeytwiddle

function u(t) {

x.fillStyle=['#000','#fff','#093'][t|0],x.fillRect(0,360*t,2e3,360)
x.fillStyle='#e23',x.fillRect(0,t*60,(t>9?18-t:t)*60,1)
//🇵🇸

Dec 24 2023 1:30 AM UTC

}// 128/140

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#Flag of Palestine

u/cantelope

#slowdraw

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joeytwiddle

remix of d/26619 by u/joeytwiddle

function u(t) {

x.fillRect(0,0,2e3,2e3)
for(i=500;i--;x.clearRect(960+Y*S(a)/2-W/2,140+Y+Y*C(a)/9,W,W))Y=32*i**.5,a=i+2*S(t),W=(5+4*S(8*a*C(i**5)))*(1+C(a))

Dec 18 2023 12:35 AM UTC

}// 140/140

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Twinkling tree 2023 #christmas #xmas

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