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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sigveseb

remix of d/302 by u/sigveseb

function u(t) {

(F=Z=>{for(x.fillStyle=R(W=1/Z*4e3,W/2,W/4),i=Z*Z*2;n=i%Z,m=i/Z|0,i--;n%2^m%2&&x.fillRect((n-t%2-1)*W,(S(t)+m-1)*W,W,W));Z&&F(Z-6)})(36)//rm

Feb 21 2017 11:18 PM UTC

}// 140/140

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Show more comments…
u/dx4100

absolute insanity in two lines of code -- so awesome!
u/Daboo

I love it
u/lionleaf

All credit to u/sigveseb! dwitter.net/d/302
u/surasshu

fabulous!
u/alpha

Nice
u/soxface

incredible...
u/suresh

Awesome!
u/arowberry

really really cool!
u/highfestiva

This is far from your best work, why is it so liked?
u/iverjo

Because it got much exposure during a traffic peak on dwitter last year
u/iverjo

Besides, it's an awesome dweet :D
u/iverjo

https://www.youtube.com/watch?v=vFdDOcDLXt4
u/iverjo

#recursive
u/vain

Very cool checkerboard parallax fx

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iverjo

remix of d/302 by u/sigveseb

function u(t) {

(F=Z=>{for(W=4e3/Z,x.fillStyle=R(W,W/4,W/2),i=Z*Z*2;n=i%Z,m=i/Z|0,i--;n%2^m%2&&x.fillRect((n-t%2-1)*W,(t%2-3+m)*W,W,W));Z&&F(Z-6)})(36)

Jan 14 2017 4:06 PM UTC

}// 135/140

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#recursive

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taupelink

function u(t) {

c.width|=0;f=X=>{for(i=2;i*i<=X;i++)if(X%i==0)return i+'*'+f(X/i);return X};k=frame/6|0;x.font='5em"';x.fillText(k+'='+f(k),0,540)

Jun 28 2019 1:01 AM UTC

}// 130/140

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factorization into #prime products. #math

u/taupelink

simple #recursion #recursive
u/Xen

very clever
u/katkip

wow
u/donbright

#numbertheory

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rodrigo.siqueira

remix of d/27105 by u/rodrigo.siqueira

function u(t) {

for(X=Y=f=c=>C(T(c/r*(d=r>1||T(r))*6)),i=9e3;i--;x.fillRect(X=u&2047,Y=u>>11,1,(1+O*f(P+C(i*r)))*d))u=-~u,r=(O=X/400-2.4)*O+(P=Y/400-1.3)*P

Feb 22 2023 10:18 PM UTC

}// 139/140

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Charcoal ball sketch over <canvas>.

u/jdspugh

Amazing
u/Joachim

Wow!!!
u/donbright

could sell a book describing these

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sdavey

remix of d/6076 by u/Xen

function u(t) {

x.beginPath(X=1e3-C(t)*799,Y=500+S(t+C(t/2))*499),x.fill(x.arc(t,Y,9,1,99)),x.arc(X,Y,t,T(t^2),S(7)),x.stroke(),x.fillStyle=`hsl(${t^2}`

Mar 1 2019 11:40 PM UTC

}// 136/140

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lud

function u(t) {

c.width=1920
x.lineWidth=10
M=Math
for(i=0;i<15;) {
x.beginPath()
x.arc(80,100*i,10*i++*t,0,2*M.PI)
x.translate(50,M.abs(C(t)))
x.stroke()
}

Jul 29 2019 5:49 PM UTC

}// 140/140

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Mountains

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Xen

remix of d/20267 by u/yonatan

function u(t) {

c.width|=X=Y=0
for(i=3e3;i--;s=i/59+9,x.fillStyle=R(!x.fillRect(960+(X+=C(d=C((t-i)/73+t*9|0)*88))*s/9,540+(Y+=S(d))*s/9,s,s),s,i,i*i/7e7));

Oct 14 2020 10:44 PM UTC

}// 140/140

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quick play

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jakobbnt

function u(t) {

o=t*10.5
x.lineWidth=10
x.beginPath()
x.moveTo(920,520)
x.lineTo(C(t)*o+900,S(o)*o+500)
x.strokeStyle=R(S(o),S(t)*100,o*S(t))
x.stroke()

Mar 24 2021 2:14 PM UTC

}// 136/140

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UpDown

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Pigeon_Man

function u(t) {

c.width=1920
for(j=0;j<c.height/4;j++)
for(i=0;i<c.width/8;i++){
x.fillStyle=R(i,(C((j+t)/255)+1)*128,(S(t)+1)*128)
x.fillRect(i*8,j*4,8,4)}

Apr 14 2021 6:18 AM UTC

}// 140/140

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u/Xen

Welcome to the dwitter family!

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KilledByAPixel

function u(t) {

t?o.innerHTML='Unique Chars = '+[...new Set([...i.value])].length:c.outerHTML=`<div id=o></div><textarea rows=9 id=i style=border:solid>`

Sep 24 2019 10:00 PM UTC

}// 137/140

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Unique Character Count #Tool