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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New_Core

function u(t) {

for(t?c.width=a=i=360:(x.fillText("nEw cOre",0,8),d=x.getImageData(0,0,45,8).data);i--;)d[i*4+3]>80&&x.fillRect(i%45*20-a*S(t)-a,i/2,23,23)

Apr 26 2023 10:43 PM UTC

}// 139/140

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u/joeytwiddle

Cool! #text

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katkip

function u(t) {

c.width^=0;x.translate(960,540);for(i=-10;i++<10;)
x.lineTo(0,i*40),
x.rotate(C(t+i)),
x.lineWidth=20,
x.stroke()

Oct 5 2018 9:47 AM UTC

}// 113/140

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#abstract thing.

u/joeytwiddle

Looks like half of Batman's batsignal
u/DataMeta

Funky organism
u/BirdsTweetCodersDweet

Looks like a wrench to me, inside some sort of half-hexagon...

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Xen

remix of d/9144 by u/katkip

function u(t) {

for(i=t*3e9%2e3|3;i--;x.fillRect(i*2,500+2*i*C(t+i),2,i))x.fillStyle=`hsla(${i+t*i%4e4},99%,30%,.3)`,x.strokeRect(0,0,i*9+C(t+i)*3,2e3)

Aug 6 2018 4:29 PM UTC

}// 135/140

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#remix_chain

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rep_movsd

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑻𭁼𯁦𪑬𫁒𩑣𭀨𣠽𛠷𛀰𛀲𩐳𛀲𩐳𚐬𣐽𞀹𒡦𪑬𫁓𭁹𫁥🐨𦠽𭀪𝐹𯀰𚐥𜐹🰧𘰵𞐰𝐧𞠧𘰳𝀰𙰬𤐽𚁁𛁂𚐽🡻𢰽𤰨𭀩𚡓𚁴𚐬𨡥𩱩𫡐𨑴𪀨𚐬𩡩𫁬𚁥𫁬𪑰𬱥𚀵𜀰𚱍𚡋𚡁𛁍𚱚𚠵𛀨𣐫𠠩𚡋𛀱𝐬𣠽𛑎𛀰𛀶𚐩𯐊𭀼𜠮𝐦𙡑𚀭𜠬𝀵𛁑𚀮𝀬𝐵𚐩𯐻`.replace(/u../g,'')))

Sep 19 2020 10:26 PM UTC

}// 139/140

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#nature #leaf

u/magna

Great!
u/rep_movsd

#organic

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danny@hille.dk

remix of d/21255 by u/rodrigo.siqueira

function u(t) {

c.style.filter='blur(1vw)contrast(9)invert('
for(c.width|=i=999;i--;x.fillRect(999+S(i*i+t/9)*i,i*T(t/6+i)/4,44,55))x.fillStyle=R(0,i/8,i/4)

Jan 21 2021 8:43 PM UTC

}// 140/140

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molten iron remix

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hamptonio

remix of d/601 by u/ose

function u(t) {

q=function(a){return (C(a)+1)*99};
for(i=-100;i<99;i++){
x.fillStyle=R(q(2*t+i),q(t*i),q(i+t),.01);
x.fillRect(i*40+q(t),6*q(t)-i,99,99);
}

Feb 25 2017 7:04 PM UTC

}// 139/140

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Joachim

function u(t) {

eval(unescape(escape`󭽩󭍨󚍺󟝣󛭷󪝤󭍨󟜱󞜲󜌬󮌩󩭩󫍬󤭥󨽴󚌰󛌰󛍺󛍺󚜬󭬽󫌽󟭦󪝬󫍓󭍹󫍥󟝬󛍶󨌣󩭤󜝠󛍦󪝬󫍒󩝣󭌨󬌽󜼰󜌪󥌨󭌩󚭓󚍴󚜫󝬰󜌬󜬵󜌬󩼽󝜰󜌬󩼩󛍶󚍒󚌩󚜬󨝲󨼨󬌫󩼬󜬵󜌬󜜵󜌬󜌬󣝡󭍨󛭐󢜩󛍦󪝬󫌨󚜬󩭯󫭴󟜢󨭯󫍤󘌳󪝮󘍡󬭩󨝬󘬬󩭩󫍬󥍥󮍴󚌢󢭓󘬬󬌫󜜳󜌬󝼱󜌩`.replace(/u../g,'')))

Oct 15 2021 3:11 PM UTC

}// 140/140

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Check out https://www.js-bytebase.com

u/Joachim

... 2k coding challenge
u/danny@hille.dk

It's broken, you get a 504 when you try to save
u/Joachim

can you be more specific?

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rodrigo.siqueira

remix of d/33599 by u/rodrigo.siqueira

function u(t) {

for(i=2e4;i--;x.fillRect(960+X/Z,540-Y/Z,.1,t<4))r=S(i/2/t),X=r*C(k=i/.9/t)*640,Y=r*S(k)*640,Z=T(r)*S(i*i*T(i%2))+1.3

Apr 15 2025 12:43 AM UTC

}// 117/140

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Circular interaction 18-geometry

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katkip

remix of d/10886 by u/katkip

function u(t) {

if(t<4)c.style.background='#00b',x.font='27em"',x.shadowColor='#00a',x.shadowBlur=400,x.lineWidth=t*10,x.strokeText("KATKIP",200,500+400/t)

Nov 7 2018 3:46 PM UTC

}// 139/140

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LimeLaser

remix of d/12626 by u/qm3ster

function u(t) {

r=Math.random
p=t?p.map(([u,v,i,j]=[99,99,1,1])=>[u+i,v+j,i+(960-u)/1e4+r()-0.5,j+(540-v)/1e4+r()-0.5,x.fillRect(u,v,4,4)]):[...Array(99)]

Mar 7 2019 7:30 AM UTC

}// 138/140

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99 Accelerating Particles (thank you qm3ster)

u/LimeLaser

I have been hoping to make a particle system that persists individual positions and velocities for a while now. With the code golfing qm3ster has done, I can finally do it!