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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katkip

remix of d/9012 by u/katkip

function u(t) {

c.width=2e3
t=t/5
for(i=0;i<999;i++){
x.fillRect(S(i+t/5)*(C(i*t/999)+1.5)*350+960,C(i^t*5)*(S(i/99)+1.5)*60+540,15,(C(i^t/5)+1)*4+t)
}

Sep 19 2018 1:44 PM UTC

}// 136/140

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logistikalism@gmail.com

function u(t) {

t/=2.5
a=1920/4
b=1080/4
d=((5**0.5)-2)/2*t
x.fillRect(2*a+a*C(t)*d,2*b+b*S(2*t)*d,5,5)

Mar 9 2019 8:42 PM UTC

}// 87/140

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skeletonNatte

function u(t) {

eval(unescape(escape`砮晩汬却祬攽∣〰〲∊砮晩汬剥捴⠰ⰰⰱ攴ⰱ攴⤊景爨椽ⴹ〱㭩㰹〰㭩⬫⥻樽椯㈸㘊猽椥㈊愽㐰〪猪䌨琪㈫権੸⹣汥慲剥捴⡓⡴⭪⩳⤪愫㤵㘬䌨琭権⩡⩳⬵㌶ⰸⰸ⥽`.replace(/u([^D].)/g,'$1%')))

Feb 1 2024 9:09 PM UTC

}// 123/140

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Hoola hoops

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jamesjnadeau

function u(t) {

c.width=1920
x.font='150px serif'
x.translate(960,540)
x.rotate((48*t)*Math.PI/180)
x.fillText(C(t/60).toString(10).substr(1,20),0,0)

Apr 9 2020 1:48 AM UTC

}// 134/140

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Xen

remix of d/2932 by u/Xen

function u(t) {

for(i=c.width=9;i--;)x.fillStyle=R(T(a=i*t%74),x.fillRect(0,0,a,a),T(a*2))

Mar 18 2026 6:00 PM UTC

}// 74/140

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-ReMIX-

u/cantelope

#BLM
u/lewdev

wut? u/cantelope 😵

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lars-erik

remix of d/22616 by u/lars-erik

function u(t) {

c.width=w=110,f=Math.floor,o=f(t*20),b=120
c.style.filter=`blur(3px`
for(z=w;z--;)for(y=96;y--;)if(f((z+o)*y*2)%b==0)x.fillRect(z-1,y,3,3)

Apr 24 2021 1:37 PM UTC

}// 138/140

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I have no idea what I'm doing™ #4.4

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rodrigo.siqueira

remix of d/34625 by u/rodrigo.siqueira

function u(t) {

for(𝕏=X=Y=i=3e4;i--;𝕏=X,x.fillRect(Y*1200+960,340-X*1e3,t<1,.1))
X=S(2*X*X-Y*Y)-.5,Y=(𝕏*Y*2+C(𝕏/7+i/1.0018+S(i*.95+t)*1.1)/4)

Dec 19 2025 12:03 PM UTC

}// 125/140

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Alien meditation 🧘

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gpolonus

remix of d/17824 by u/gpolonus

function u(t) {

f=(a,y)=>x.fillRect(a,y,9,9)||f
if(!t)onmousemove=e=>((a,y)=>f(a,y)(2e3-a,1e3-y)(a,1e3-y)(2e3-a,y))(e.x*3.4,e.y*3.4)

Oct 27 2025 4:44 AM UTC

}// 116/140

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Same thing, fewer characters

u/ximavus

Awesome!
u/ximavus

Also creative golfing with the f=(a,y)
u/aleamb

love it

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and3k5

function u(t) {

for(i=0;i<3000;i++){
j=i+t/1.23
X=960+C(j*t)*960
Y=540+S(j*j)*540
x.fillStyle=R(X*64%255,Y*128%255,(X*Y)*192%255,0.75)
x.fillRect(X,Y,9,9)
}

Nov 14 2018 11:28 PM UTC

}// 140/140

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color dots

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Xen

remix of d/13280 by u/katkip

function u(t) {

for(c.width|=i=999;i--;)x.beginPath(x.fill(x.arc(950+S(i/6+t/2)*i,540+C(i/6+t/2)*i,s=C(i/69+S(i/2+9*C(t*2))*C(t)*9)*9+19,s,0,7)))

Apr 17 2019 6:21 PM UTC

}// 129/140

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