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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recursive

remix of d/1385 by u/tbroadley

function u(t) {

with(x)for(strokeStyle=R(c.width^=0),i=3;i++<11;stroke())beginPath(),arc(960,540,40*i,m=t+(0<(a=i*S(t)/4)||3)*a,2*t+4*a-m),lineWidth=i*i/5

Feb 26 2017 6:32 PM UTC

}// 138/140

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Golfed it down enough to add some color

u/tbroadley

Nice!

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KilledByAPixel

remix of d/20089 by u/anotherkitten

function u(t) {

with(x)t*=60,font='27em"',filter=`hue-rotate(${t*9}rad)`,fillStyle='#fa0',fillRect(X=t%4*480,Y=(t>>2)*540,540,540),fillText('🥫',X,Y+420)

Sep 24 2020 5:19 PM UTC

}// 136/140

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Warhol Cans 🥫

u/DataMeta

#art

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katkip

remix of d/11230 by u/katkip

function u(t) {

t||(a=-1,b=0);for(p=69;p--;)x.fillStyle=`hsl(${(a**5+b**5)**.5} 99%${50+S(a*b)*10}%)`,x.fillRect(a*10,b*10,10,10),a++,a>192?(b++,a=-1):0;

Dec 1 2018 1:49 PM UTC

}// 137/140

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trabbt

function u(t) {

c.width|=0,x.translate(999,560);for(i=0;i<680;i++)a=S(t+i)*i/2,b=99+99*T(i),x.fillStyle=R(b,9,b),x.fillRect(a,+a,9,9),x.rotate(S(t/2)/i)

Dec 28 2017 12:17 PM UTC

}// 136/140

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rodrigo.siqueira

function u(t) {

c.width^=0
r=124
for(p=0;p<6.28;p+=0.04){for(X=0;X<6.28;X+=0.2){
 x.fillRect(940+S(t+p)*(r+r*C(t*X*.5))*3,548+C(p)*(r+r*C(X*.5))*2,4,4)
}}

Oct 14 2018 3:47 AM UTC

}// 138/140

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Rotating cos(Sculpture)

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fervour

function u(t) {

x.fillStyle="#"+Math.floor((S(t)+1)*99)*38;x.fillRect(C(t*6)*10,C(t*9)*10,30,30);x.save();x.scale(1.03,1.03);x.drawImage(c,0,0);x.restore()

Mar 27 2018 8:47 AM UTC

}// 139/140

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KilledByAPixel

remix of d/31834 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󨼮󭽩󩍴󪍼󟝳󟜹󛍫󟜹󞜻󪼭󛜻󬼯󟜮󞜵󚝦󫽲󚍩󟜳󞽩󛜭󟬭󜼻󚝦󫽲󚍪󟜳󞼭󛝪󟬭󜼻󥌨󨜪󚬵󚜾󜌦󙬨󪜫󜜦󙭩󯍼󪬩󙬦󮌮󩭩󫍬󤭥󨽴󚌹󝬴󚽩󚭳󛌵󝌲󚽪󚭳󛝳󛼲󛍳󛍳󚜩󨜽󪜫󪭞󪜭󪭞󪼯󞌫󭌪󝜬󮌮󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮽴󚽡󚬪󝭽󘌤󮽡󚬪󝌥󜬳󝽽󙜤󮽫󯜥󨌻`.replace(/u../g,'')))

May 21 2024 8:53 PM UTC

}// 137/140

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Hyperspace Travel 👨‍🚀

u/tomxor

Feels a bit like like that scene in 2001 with all the colourful lights, which sends me to sleep every single time.

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ciaccodavide

function u(t) {

c.width|=1
x.font='3em"'
x.fillText(code.slice(0,t*9),9,500)
x.fillRect(0,599,t*199,99)

Dec 13 2021 10:45 AM UTC

}// 87/140

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code #loader

u/poetaster

nice. self reflective dwitting!

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pavel

remix of d/10775 by u/jylikangas

function u(t) {

for(c.width=i=300;i--;x[f](i,99-C(i/31+t)*9,.5,S(i/89+t)*9))x[f='fillRect'](X=99-S(t-=(T=4-i%9)/59)*(90+T*5),X/9+C(t*4)*T*T/5,s=7+!T*4,s-5)

Oct 30 2018 5:17 PM UTC

}// 139/140

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taupelink

remix of d/32389 by u/taupelink

function u(t) {

g=n=>((X*n%6-3)**2+(Y/n%6-3)**2-9)**2>>2;for(i=2e4;i--;x.fillRect(480+30*X,30*Y,w=g(j=2+i%3)+g(1/j)==g(1)?4*t/t**t:0,w))X=i*i*t%36,Y=X*i%36

Sep 14 2024 2:54 PM UTC

}// 139/140

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d/32416