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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Apex

remix of d/6616 by u/akm

function u(t) {

c.width+=0
x.font='90px a'
x.fillText('Time wasted watching this dweet: '+~~(t/60)+'m'+~~t%60+'s',0,70)

Feb 3 2018 8:23 PM UTC

}// 103/140

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Golfed the time-waster

u/Apex

Less charming, I know, but at least it fixes the typo
u/akm

Oh my goodness, I just noticed my typo. I like the trick you did for the font!
u/Apex

Lmao, thanks
u/Purpzie

i love this skdfjsdhfjsdjf

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rodrigo.siqueira

remix of d/12469 by u/rodrigo.siqueira

function u(t) {

t||(a=b=0)
if(t<6)for(i=4e3;i--;)x.fillStyle=`hsl(9,45%,${S(t*4)*50}%,30%)`,x.fillRect(960+b*S(a),540+b*C(a),1,1),a+=2*C(2.7*a)-t/8,b+=.0003

Feb 22 2019 2:30 PM UTC

}// 140/140

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Mandala #bifurcation

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tzador

function u(t) {

x.clearRect(0,0,1920,1080)
F = (x)=>Math.abs(x-Math.round(x))*2
x.fillRect(1820 * F(t/1820*333),980 * F(t/980*333),99,99)

Nov 27 2025 7:33 AM UTC

}// 121/140

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Bouncy Box

u/ximavus

#dvdbounce

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plusright

function u(t) {

c.width=w=500;s=8;k=2*t;for(i=0;i<110;i++){
v=s*99/(i+45);x.fillStyle=R(0,v*10,v*20);x.fillRect(w/2+C(k+i)*i*S(k),w/3+S(k+i)*i,v,v)}

Nov 13 2020 6:46 AM UTC

}// 132/140

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Light blue #swirl

u/aleamb

love it!

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New_Core

remix of d/3510 by u/New_Core

function u(t) {

for(a=c.width|=i=9;i--;x.fillRect(740+650*S(t*.9+i*4),350+280*C(t+i),400,400))x.filter='blur(100px)',x.globalCompositeOperation="lighter"

Dec 30 2017 10:16 AM UTC

}// 138/140

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u/joeytwiddle

This is very heavy on my laptop! Remixed here: #4841
u/joeytwiddle

Very nice though. It plays tricks on my eyes, seems to be always growing.
u/New_Core

Sometimes dwitts gets heavy here also scrolling down the list.. most times it help to copy the share link and look at it alone, but yea this one can be heavy, running lots of filters and "gCO"'s
u/13thptr

#heavy #metaballs -like effect

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taupelink

remix of d/26883 by u/taupelink

function u(t) {

eval(unescape(escape`󬬽󣝡󭍨󛭲󨝮󩍯󫜻󩭯󬬨󪜽󜝥󝌻󪜭󛜻󮌮󩭩󫍬󤭥󨽴󚌳󜌪󦌬󜼰󚭙󛌱󛌱󚜩󦌽󬬨󦜽󬬨󚜪󝌸󚜪󝬴󛍧󟝙󙬲󝌫󦌥󞌬󪌽󦌦󚼫󩼬󮌮󩭩󫍬󤽴󮝬󩜽󦼧󘽆󡝄󙼬󙼣󞝂󡌧󛌧󘼴󜼳󙼬󙼣󞝂󡬧󧝛󚍘󛽧󙜨󨜽󞌭󦜯󚼫󪌥󝍼󩼥󜬩󛝡󛼲󚜪󚬲󚼨󦜯󪌥󚍢󟜸󛝘󛽧󙜴󯍨󙜲󚜭󨬯󜬩󚬪󜬦󜽝`.replace(/u../g,'')))

Feb 11 2023 3:26 AM UTC

}// 140/140

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d/27032

u/magna

WOW!

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MargaretFrey

function u(t) {

c.width=1910; /* clear the canvas */
for(i=1;i<222;i++)
x.fillRect(400+i*500+S(t)*300, 400, 50, 200) /* draw 50x200 rects */

Feb 25 2017 2:48 PM UTC

}// 124/140

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tactical_retard

remix of d/20658 by u/dnmc

function u(t) {

r=_=>Math.random()*2-1
X=960+C(t)*500
Y=540+S(t)*500
for(i=1e3;i--;x.fillRect(X,Y,1,1)){
k=T(i**.5)
X+=r()*k
Y+=r()*k}

Oct 19 2021 6:43 PM UTC

}// 119/140

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tomxor

remix of d/32885 by u/tomxor

function u(t) {

eval(unescape(escape`𩡯𬠨𥰽𨰮𭱩𩁴𪀦👩🐱𝠵𜐲𞱩𞱓𚰽𦀬𠰫👒𛁔𚰽𭐩𚁓𛰱𜱞𠰯𜐴𧡔𛰹𚐥𜐵𯁼𚁘👒𛁒👵𛁲👣𦱫👛埴𛁾𠰬堍𧑝𯀽𭐽𤰪𭀥𜠭𜐬𛐭𪐾𜑥𝀿𪐥𝀿𨱛𪱝𚰫𞡓👃👔👗𞡸𛡦𪑬𫁒𩑣𭀨𦀽𪐥𥰬𤠽𪐾🠷𛀸𛰨𞀫𬠯𭀩𛁵🐱𛁔🐶𝀬𦀽𦀯𥀭𜐬𤠯👔𛁃👓👴𙐶𚠲𝀩𚐻`.replace(/u../g,'')))

Dec 21 2024 12:33 AM UTC

}// 140/140

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Realtime Photon-Mapping 3

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384.cz

function u(t) {

a=150+(0|t)
c.width=a
r="11213"
for(i=0;i<a*a;i++)x.fillStyle=R(S(i%t)*99,T(i>>i%t),T((t*60)>>i/5)*200),x.fillRect(i%a,i/a,1,1*r[i%5])

Sep 1 2022 3:25 PM UTC

}// 134/140

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Just random code... v2

u/384.cz

v1 is deleted