Random dweets | Dwitter

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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rodrigo.siqueira

remix of d/32189 by u/rodrigo.siqueira

function u(t) {

f=u=>((u%16-1)**2);g=n=>!(f(Y/n*2)&f(X*n/3+S(X))-1);for(i=3e4;i--;x.fillRect(38.2*X,1125-43*Y,g(3),g(t)))if(t<9)X=i*t%58.3,Y=X*i%29

Aug 27 2024 11:30 AM UTC

}// 131/140

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Sierpinski connectors #sierpinski

u/cantelope

#triptych
u/thenize

looks cool

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taupelink

remix of d/26784 by u/taupelink

function u(t) {

eval(unescape(escape`昽⡸Ɱ㴶㐩㴾䵡瑨⹡扳⡮㽦⡸Ɱ㸾ㄩ㩸⤭ㄯ⡮⬱⤻朽䄽㹸⹦楬汒散琨⸮⹁⤻木嬹㘰ⰰⰱⰲ攳崩㭧⡛〬㔴〬㉥㌬ㅝ⤻景爨椽ㄹ㈰㭩ⴭ㭧⡛椬㔴〭㌲〪夬㈬㉝⤩堽⡩ⴹ㘰⤯㌲〬夽昨堩`.replace(/u([^D].)/g,'$1%')))

Jan 9 2023 5:59 PM UTC

}// 129/140

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d/26793

u/taupelink

For future reference. Inspired by SDFs and Piter Pasma's video about them

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rodrigo.siqueira

remix of d/18339 by u/rodrigo.siqueira

function u(t) {

for(i=2e3,f=(X,Y,n=-20)=>Y<i?f(X*X-Y*Y-.8,2*X*Y+.2,n+2):x.fillStyle=`hsl(${C(n/9)*55} 90% ${n}%`;i--;x.fillRect(i,t*90,1,i))f(i/490-2,1-t/6)

Apr 20 2020 6:00 PM UTC

}// 140/140

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Purple yellow #Julia Set #fractal with black background. Now with the Safari correction pointed out by u/pavel

u/pavel

Damn that looks nice
u/DataMeta

Beautiful!!

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rodrigo.siqueira

remix of d/28270 by u/rodrigo.siqueira

function u(t) {

for(X=4e3;X--;t<.5&&x.fillRect(X,Y*1800,.11,999))for(Y=.5,k=9;k--;Y-=f(3**k*X/2e3+Y/2+X/3)/3**k)f=n=>(n+~n+.5)**2

Mar 11 2026 2:39 PM UTC

}// 113/140

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3 Layer Mountains #mountains

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beaster

function u(t) {

x.reset()
x.beginPath()
for(i=0;i<2000;i++)
{
  r=1.6+S(15*i+.2*t)+0.1*t*C(10*i)
  x.lineTo(200*r*C(i)+900,200*r*S(i)+550)
}
x.stroke()

Oct 24 2024 8:11 PM UTC

}// 135/140

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Into the spiders web

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KilledByAPixel

function u(t) {

eval(unescape(escape`潮捬楣欽攽㹻挮昦♣⹦⹳瑯瀨⤻堽湥眠䅵摩潃潮瑥硴㭣⹦㵦㵘⹣牥慴敂畦晥牓潵牣攨⤻栽⡦⹢畦晥爽堮捲敡瑥䉵晦敲⠱ⰱ攷ⰱ攵⤩⹧整䍨慮湥汄慴愨〩㭨⹳整⡨⹭慰⡚⤩㭦⹣潮湥捴⡘⹤敳瑩湡瑩潮⤻昮獴慲琨⥽`.replace(/u(..)/g,"$1%")))

May 2 2019 8:16 AM UTC

}// 140/140

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Bytebeat Music Player - Write a function of the form Z=(_,t)=>( ) above the eval then click the canvas to play bytebeat music! For example: Z=(_,t)=>(t*((t>>12|t>>8)&633&t>>4));

Show more comments…
u/KilledByAPixel

You can change the code and click the canvas to restart with a new song!
u/KilledByAPixel

Here are some examples from https://github.com/kragen/viznut-music
u/KilledByAPixel

Z=(_,t)=>(t*(t>>11&t>>8&123*t>>3));
u/KilledByAPixel

Z=(_,t)=>((-t&4095)*(255&t*(t&t>>13))>>12)+(127&t*(234&t>>8&t>>3)>>(3&t>>14));
u/KilledByAPixel

Z=(_,t)=>(t*(t>>8*(t>>15|t>>8)&(20|(t>>19)*5>>t|t>>3)));
u/KilledByAPixel

Post your creations below!
u/metamero

#tool #application #sound
u/KilledByAPixel

This page has a ton and most of them work great! https://www.reddit.com/r/bytebeat/comments/2…
u/KilledByAPixel

Z=(_,t)=>((t>>8&t)*(t>>3&t));
u/KilledByAPixel

Z=(_,t)=>((t%211&t)-(t>>9&t)+(t>>7&t)); // heavy
u/KilledByAPixel

I made a YouTube video with 3 of my faves... https://www.youtube.com/watch?v=hQ0b8qYoRIE

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Xen

remix of d/18308 by u/Cloud

function u(t) {

p="🤡"
eval(unescape(escape`𮀮𩡯𫡴🐢𜰲𩑭𙰢𛁸𛡦𪑬𫁔𩑸𭀨𬀬𝠰𜀫𠰨𭀪𜰩𚠲𞐬𜐳𜀰𚐊𩡯𬠨𮠽𪐽𞀳𞱩𛐭𞱸𛡦𪑬𫁓𭁹𫁥👒𚁚👩🀱𜱼𯁩🠱𞐿𜀺𮠬𪐼𜐳🰰𞡺𛑩𚱓𚁩𚱴𚐪𞐬𦠬𛠲𚐩𮀮𩡩𫁬𤡥𨱴𚀰𛀱𩐳𛑩𚠱𞐬𜡥𜰬𮠩𞱴𪁲𫱷𘀢𢁩𮑡𘁇𩑯𬡧𪑥𘐢`.replace(/u../g,'')))

Apr 18 2020 2:46 AM UTC

}// 134/140

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🎈

u/katkip

#movie
u/Cloud

Scary )

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kodierer

remix of d/7952 by u/kodierer

function u(t) {

c.width=1920 
for (i=0, i <10, i++){
c.width=1920
x.fillRect (600, 500, 300, 10*i)}

May 4 2018 4:33 AM UTC

}// 83/140

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Woseseltops

function u(t) {

  x.fillRect(Math.random()*2000, Math.random()*1000, 1+t*20, 1+t*20)

Mar 14 2017 1:49 PM UTC

}// 68/140

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KilledByAPixel

function u(t) {

x.font="83em'";for(i=200;i--;x.fillText("☯",390+(Q=800*S(i*t/99))*S(i),1e3+Q*C(i)))x.fillStyle=`hsl(${29*t+9*i},99%,${i?50:99}%,${i?.02:.2}`

May 12 2019 7:48 AM UTC

}// 140/140

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