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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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andrea270872

remix of d/24472 by u/XBagon

function u(t) {

r=Math.random
m=(r()*(r()-.5)+.5)*2e3
B=(x)=>(C(x*3.1)+1)/2
x.fillStyle=R(199+r()*50,t%1*99,0,.1)
x.fillRect(m,B(t)*1e3,B(t)*190,B(t)*190)

Dec 10 2021 4:34 PM UTC

}// 138/140

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changed the RGB to be more red-yellow: roaring fire

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BackendForth

function u(t) {

v=Math.random
if(!t)m=v(),x.fillRect(0,0,a=1920,b=1080)
x.clearRect(v()*a,v()*b,8,8)
x.font=b+"px Arial"
x.fillText(m>.5?"Yes":"No",99,900)

May 14 2021 1:36 AM UTC

}// 139/140

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Concentrate on a yes or no question, and wait for the stars to align . . .

u/tomxor

Stellar Magic 8 ball

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ciaccodavide

remix of d/24130 by u/ciaccodavide

function u(t) {

for(c.width|=i=3e2,d=1-i/2e2;i--;)x.beginPath(x.arc(960,540+S(t+i/33)*99*d,i*4,0,7),x.stroke())

Oct 15 2021 11:55 AM UTC

}// 95/140

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UEZ

function u(t) {

eval(unescape(escape`󨼮󭽩󩍴󪌽󝌲󝬻󩭯󬬨󮌮󩭩󫍬󤭥󨽴󚌰󛌰󛍩󟜸󩜳󛍩󚜬󮌮󩭩󫍬󤽴󮝬󩜽󘬣󞝣󩬢󞽩󛜭󞽸󛭦󪝬󫍒󩝣󭌨󜬱󜼫󚍲󟜶󝼪󤼨󭬽󚍡󛝷󚜪󚌲󚽓󚍴󚬳󚜯󝜩󚜩󚭓󚍧󚜫󭼪󞜪󤼨󭌪󜬭󨜪󜼫󩼩󛌷󞌭󝌰󚭃󚍶󚜫󭼪󞜹󚽲󚭃󚍧󚜯󝜬󤼨󩼩󛌱󚜩󭼽󚍡󟝩󛼴󩜳󚜾󜜦󙭡󛜱󛍧󟝷󟽩󙜹󞭩󚭩`.replace(/u../g,'')))

Oct 14 2026 7:30 PM UTC

}// 140/140

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#Jellyfish

u/cantelope

probably

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pavel

function u(t) {

A=.8+S(t)*.77;Y=1e3;f=(r,a)=>r<9**A?x.lineTo(X+=r*C(a*A),Y+=r*S(a*A)):f(r/=2+2*C(A),a)+f(r,a-1)+f(r,a+1)+f(r,a);f(c.width|=X=0,0);x.stroke()

Nov 7 2018 5:10 AM UTC

}// 140/140

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Koch curve with varying angles

u/aleamb

love it!
u/Xen

#koch

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ewar

function u(t) {

c.width=1920;
x.font="10em Helvetica";
tx="SEND NUDES";
x.fillText(tx, t*120%1920, t*120%1080);

Feb 22 2017 9:50 AM UTC

}// 95/140

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KilledByAPixel

remix of d/14924 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𬠽𧰽🡓𚁱𚠪𫠫𚰩𚠹𯀰𞱔👦🐾𝀪𬠨𚐪𩠨𬠨𚐪𭀩𚰳𚡲𚀩𚡦𚁲𚀩𚡴𚐫𝠰𒡦𫱲𚁫👩🐱𝀴𞱱🐨𭀯𜐸𛐲𚡩𛱫𚰹𯀰𚐪𪐭𛐻𚁩𛑴𚠴𯀰𚐥𪰿𮀮𩡩𫁬𤡥𨱴𚁘𚱔𚁓𚐬𦐫𥀨𠰩𛁺🐲𚱲𚀩𛰹𛁺𚐺𮀮𨱬𩑡𬡒𩑣𭀨𦀬𦐬𤠽𜐲𜀬𤠩𚑘👩𙐱𝠪𤠬𦐽𚁩🠾𝀩𚡒𛁮🐳`.replace(/u../g,'')))

Jul 5 2019 5:28 AM UTC

}// 138/140

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ＳｔｒａｎｇｅＳｙｍｂｏｌｓ２ #multidweet

u/KilledByAPixel

#compressed with some improvements.
u/KilledByAPixel

I think this can do anything from spirographs to bowditch curves to lots of weird stuff in-between.

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lars-erik

remix of d/22738 by u/TGY

function u(t) {

t?c.width=2e3:a=[]
c.onclick=e=>a.push(6e2)
a.map((e,i)=>x.fill(x.arc(2e2+3*e+500+500*C(t),600+S(i)*e,e&&(a[i]-=e/20),0,6.3))|x.closePath())

May 10 2021 2:31 PM UTC

}// 140/140

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Having fun with TGY's ball blaster. Shoot some rays!

u/aleamb

#interactive

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chatmasta

function u(t) {

x.moveTo(0,1080)
x.lineTo(1920*S(t),C(t)*1080)
x.stroke()
x.moveTo(1960,1080*T(t))
x.lineTo(0,0)
x.stroke()

Oct 13 2018 4:39 PM UTC

}// 107/140

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wat idk

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taupelink

remix of d/35565 by u/taupelink

function u(t) {

for(i=z=1080;i--;x.fillRect(t*480,i,z*=1+C(i/r-t/p)/p/z,9))x.fillStyle=R(r=264-(z&=31)*8,r,r,++z/r),p=(z/(700+r)-1)**z,z+=5*p+2*S(i**.5*p-t)

Jun 11 2026 10:33 PM UTC

}// 140/140

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d/35583 Abstract nighttime cityscape