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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Current theme challenge: #Food

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loernz

remix of d/8051 by u/firegodjr

function u(t) {

with(x)for(c.width|=u=30;u--;)for(v=21;v--;stroke(),beginPath())r=t/.7+(u+v)/7,arc(w=u*90,y=v*70,40,4,9),fillRect(w-S(r)*40,y+C(r)*90,12,11)

May 11 2018 9:50 AM UTC

}// 140/140

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u/PiggyClone205

you goofed.
u/firegodjr

I love this because of how it subverts your expectations :D
u/loernz

ahahaha :D

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rodrigo.siqueira

remix of d/34415 by u/rodrigo.siqueira

function u(t) {

c.style.background=`linear-gradient(#adf,#eef,#ffe,#bcd)`
for(i=c.width|=0;i--;x.globalAlpha=k/399)x.fillRect(399+(k=i**(t%10)),750-k,k,k/8)

Oct 15 2025 3:37 PM UTC

}// 140/140

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Sky flow

u/ximavus

Awesome

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Xen

remix of d/33823 by u/rodrigo.siqueira

function u(t) {

for(x.fillRect(x.globalAlpha=.01,r=q=0,i=7e3,i);i--;x.clearRect(960+r*13,540+q*9,4,4))r+=C(a=S(i+t&i)*C(i+t/i)*i),q+=S(a+i)

May 19 2025 6:33 PM UTC

}// 123/140

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Quick play

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katkip

function u(t) {

}q=Z=>{recording=1};setInterval(q,1)</script>

Jun 28 2019 6:18 PM UTC

}// 45/140

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#exploit #xss test

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mildlybean

function u(t) {

x.fillStyle=`hsl(${t*75} 100%50%`,x.fillRect(956+S(t*2)*50,536+C(t*2)*50,9,9),x.drawImage(c,-6,-3,1932,1086)

Sep 12 2020 12:40 PM UTC

}// 108/140

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Electric Kool-Aid

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lionleaf

remix of d/662 by u/kaicarver

function u(t) {

if(t<2){c.width=1920;for(j=0;j<2;j++){for(i=0;i<6;i++){z=Math.round(Math.random());x.fillRect(700+j*300,280+i*100,200+100*((1-j)*z),50)}}}

Feb 19 2017 6:08 PM UTC

}// 138/140

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How about this one, kaicarver? It stops after two seconds, just refresh the page for a new one. You could do t%10<1 for a new one every 10 seconds as well. See #662 for a description of what this is.

u/kaicarver

Nice!
u/summivox

reminds me of Shenzhen.io...
u/Qwitter

The Dweet of Changes
u/Qwitter

not 2017 now, but 2021..... this place still stands, AWESOME

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katkip

function u(t) {

c.width*=1;s=5;x.translate(950,540);for(i=200;i--;)x.strokeRect(-i*s,-i*s,i*s*2,i*s*2),x.rotate(T(t/2)/99)

Feb 2 2019 5:33 PM UTC

}// 106/140

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Spinning

u/cantelope

dem moiré patterns!
u/katkip

#moire

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rodrigo.siqueira

remix of d/21881 by u/rodrigo.siqueira

function u(t) {

for(c.width=i=2e3,z=d=0,y=780;i--;x.font="1in'")y+=C(d+=S(i**8))*5,x.fillRect(z+=C(d)+2,y,4,1e3)
x.fillText('🦅',2e3-t%9*270,400+S(t)*180)

Apr 1 2021 12:18 AM UTC

}// 137/140

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Eagle flying over mountains #landscape #scene

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yonatan

function u(t) {

eval(unescape(escape`爽䵡瑨⹲慮摯活景爨畛栽ㄶ崽爨椽㉥㌩⨱攴㭩ⴭ㭸⹦楬汒散琨㜰㐫椥㌲⩨ⰹ㜰⴨椾㸵⤪栬栬栩⥮㵵孩崽爨焽椫⸵⵲⠩簰⤪⡵孱崫畛焫ㅝ⭵孱ⴳ㉝⭵孱ⴳㅝ簰⤪⸴㠬砮晩汬却祬攽刨渪㐬渪㈩`.replace(/u(..)/g,"$1%")))

Dec 2 2018 6:43 PM UTC

}// 130/140

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golfed from https://codepen.io/ge1doot/pen/aQPqXX?editor…

u/yonatan

r=Math.random;for(u[h=16]=r(i=2e3)*1e4;i--;x.fillRect(704+i%32*h,970-(i>>5)*h,h,h))n=u[i]=r(q=i+.5-r()|0)*(u[q]+u[q+1]+u[q-32]+u[q-31]|0)*.48,x.fillStyle=R(n*4,n*2)
u/yonatan

#flame #fire
u/jylikangas

I clicked hot and this appeared. Can confirm Dwitter UI is properly tested.
u/sigveseb

Hot indeed

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taupelink

remix of d/22448 by u/taupelink

function u(t) {

for(i=k=840;--i;x.fillRect(t*X*C(Y),k-X*S(Y),q/t,i/t/t))f=i*t,X=f*f%k*2,Y=X*f%6.3,x.fillStyle=R(q=i*C((X/9)**C(Y))/t**Y,X%q,X*S(q/k+Y),.1)

Apr 12 2021 3:25 PM UTC

}// 138/140

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d/22452

u/rodrigo.siqueira

I visited this place! It's Monet's pond in Giverny, France. #art
u/rodrigo.siqueira

#monet