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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yokljo

function u(t) {

c.style.filter='invert(1)'
for(i=190;i--;)o=300+i*Math.random()*C(t),j=i/50,x.fillRect(960+S(t*i+j)*o,540+C(t*i/3+j)*o,2,o/i/20)

Mar 21 2019 12:13 PM UTC

}// 128/140

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Give it at least 10 seconds to start looking nice. After about a minute it's desktop-background-worthy :)

u/Jezza

#waitforit
u/geb

#background

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yonatan

remix of d/10175 by u/yonatan

function u(t) {

eval(unescape(escape`景爨挮睩摴栽㤹Ⱪ㴲攳㭩ⴭ㭾⡱籙⤦㐦☱㰼⡙㰼㉼焪㈩☳㔹㑼籸⹦楬汒散琨㔰⭃⡭⤪爬甪㈲ⵓ⡭⤪爯㌬㘬㔩⥡㵩⼱㠬爽⠹⭃⡩⤩⨶⩓⡓⡵㴳⵩⼶㘶⤪⨮㔩ⱸ⹦楬汓瑹汥㵒⡧㵓⡭㵴⭡⤪㌰〬术㈩ⱙ㵵⨳ⴴⱱ㵡┶⸳`.replace(/u(..)/g,"$1%")))

Sep 30 2018 7:51 PM UTC

}// 140/140

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Another jackolantern (thx u/BirdsTweetCodersDweet)

Show more comments…
u/yonatan

for(c.width=99,i=2e3;i--;~(q|Y)&4&&1<<(Y<<2|q*2)&3594||x.fillRect(50+C(m)*r,u*22-S(m)*r/3,6,5))a=i/18,r=(9+C(i))*6*S(S(u=3-i/666)**.5),x.fillStyle=R(g=S(m=t+a)*300,g/2),Y=u*3-4,q=a%6.3
u/yonatan

Light it with: R(g=300-S(m=t+a)*255,...
u/joeytwiddle

#halloween #pumpkin
u/donbright

insane
u/katkip

i do not have word to say
u/magna

*curse words*
u/sigveseb

holy
u/UEZ

Can you explain me how JS executes this: ~(q|Y)&4&&1<<(Y<<2|q*2)&3594||x.fillRect()? Thx

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BriSeven

remix of d/33565 by u/BriSeven

function u(t) {

with(x){for(beginPath(t||scale(9,9)),fillText('SFRAT',160,99),i=2;i--;lineTo(6*j,111-j*j/9+11*S(4*j)))j=~~t+i;rect(1,-1,222,111);stroke()}

Apr 10 2025 6:31 AM UTC

}// 138/140

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number go up

u/UEZ

Trump makes America great again...

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KilledByAPixel

remix of d/32732 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍪󟜰󞽪󟌱󜼻󚼫󪬩󩭯󬬨󨬽󝬶󞽢󛜭󞽢󩝧󪝮󤍡󭍨󚍦󪝬󫌨󨝲󨼨󪜪󞌳󚼸󜌫󡬨󤼩󛍪󚬸󜼫󡬨󠼩󛍪󟼲󜌺󜝥󝌬󜌬󞜩󚜩󚝩󟝢󛼳󯌰󛍫󟝢󙜳󛍦󪝬󫍓󭍹󫍥󟝪󟽫󟽫󟬱󟽒󚌩󞬧󘽦󩭦󙼺󙼣󩬲󜬧󞬧󘼰󞍤󙼬󡬽󩬽󟬨󪼾󜜿󛜵󞬵󚭫󚜪󚌱󛝃󚍴󛼲󚜩󚭦󚍩󛼲󚽪󚜻`.replace(/u../g,'')))

Nov 11 2024 7:09 PM UTC

}// 138/140

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Illusory Motion Animation ⚪🔴⚫

u/KilledByAPixel

#illusion

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iverjo

function u(t) {

for(i=8e3;i--;)s=149/(i+400),c=T(i/97+t*2)*199,x.fillStyle=R(c,y=99+c,y,.1),x.fillRect(2e3*(T(i/9)+s*t)%2e3,3e3*s,q=99*s,q)

Jan 21 2016 3:43 PM UTC

}// 123/140

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#water

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rodrigo.siqueira

function u(t) {

for(i=199;i--;c.style='filter:invert(')k=T(i/t)*i,z=t<9?k%3*k**1.6:0,x.fillRect(960-z,k*42+k%3*29,z*2,2),x.fillRect(z*i/t,z*k,2,4*S(t))

Dec 25 2024 6:45 PM UTC

}// 135/140

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#christmas #xmas #tree

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Steckerleiste

function u(t) {

for(0==t&&(o=f=16386,b=0),n=i=0;i<27;)f>>i+1&1&&x.fillRect(20*b,40*i,20,40),n|=!!(110&1<<(f>>i&7))<<++i;f=n,95<++b&&(f=o+=2,c.width|=b=0);

Dec 15 2020 6:40 PM UTC

}// 139/140

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Rule 110 with incrementing base

u/Xen

welcome to the dwitter family!

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futureperfect

function u(t) {

c.width=1920;r=Math.floor(t*60);for(b=1;b<110;b++){a=r;i=0;while(a>1){x.fillText(a,i*9,b*9);if(a%2===1){a=3*a+1;}else{a=a/2;}i+=1.5;}r++}

Dec 27 2017 5:55 AM UTC

}// 137/140

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A little midnight Collatz for you all

u/taupelink

#collatz

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fervour

function u(t) {

for(i=39;--i;)for(j=54;--j;){x.fillStyle="#"+(i*j+~~(T(t)*512));x.fillRect(50*i,20*j,50,20)}x.rotate(0.2);x.drawImage(c,0,0);

Mar 27 2018 10:42 AM UTC

}// 125/140

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thenize

remix of d/31873 by u/thenize

function u(t) {

for(j=2e3;r=j--/(j%(t/900+2)*T(t));x.fillRect(j,9,.1,2e3))x.clearRect(C(j)*r+920,S(j)*r+500,r/=10,r)

May 24 2024 4:58 PM UTC

}// 100/140

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u/warbino

awesome!
u/mhi

mid tbh
u/cantelope

@mhi, while some users may not mind non-constructive criticism, this user didn't ask you. Please keep feedback positive
u/thenize

thanks for the feedback mhi