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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parabola

function u(t) {

t*=99;i=~~(t/999)*9;j=t%999;r=i*i+j*j;a=k=0;for(;k<6.28;k+=.01)p=C(k)*i-S(k)*j,x.fillStyle=R(0,0,0,(p*p*r<99*r+99)*.01),x.fillRect(i,j,9,9)

Nov 23 2017 12:36 PM UTC

}// 139/140

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-> https://github.com/miloyip/light2d/blob/mast…

u/donbright

i let this run for a super long time and i loved it
u/parabola

@donbright sorry it's too slow, trying to improve it :P

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username

remix of d/14187 by u/katkip

function u(t) {

c.width*=1;x.translate(960,540);for(i=10;i--;x.rotate(1.256))x.fillStyle=`hsl(${T(t*i)*9+1e3},99%,50%`,x.fillRect(100,40*T(t+i*.1),200,50)

May 27 2019 6:16 PM UTC

}// 138/140

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iverjo

function u(t) {

for(i=0;i<2400;i++)x.beginPath(),x.arc(960+i*C(i/20),540+i*S(i/20)/3,29+i*i/2e4,0,7),x.fillStyle='#'+['000','A0E','FFF','9F0'][i%4],x.fill()

Jan 28 2017 10:00 PM UTC

}// 140/140

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Optical illusion: Go fullscreen and glance at the different parts of the image. As you move your eyes, it may seem like other parts of the image moves slightly.

Show more comments…
u/iverjo

This needs a large and bright display to work
u/donbright

lol i kept looking for 't' in your code, not there!
u/iverjo

Haha!
u/CliffJonesJr

I love these illusion dweets. Nice!
u/iverjo

Thanks :)
u/iverjo

#opticalillusion

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taupelink

remix of d/29626 by u/taupelink

function u(t) {

f=(u,m=7)=>(m>2?f(u,m*.79)-m:u%8-4)**2/4;g=n=>f(X/n)+f(Y/(n^1))&7;for(i=1e4;i--;x.fillRect(480+6*X,60+6*Y,t<g(4),t<g(5)))X=i*t%160,Y=X*i%160

Mar 9 2024 2:40 AM UTC

}// 140/140

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d/29628

u/cantelope

#rug

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d_vdf

function u(t) {

Mar 16 2017 4:32 PM UTC

}// 0/140

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u/sigveseb

Smallest possible sweet!
u/iverjo

sweet dweet
u/iverjo

Mad code golfing skills :D
u/donbright

" It's like, how much more white could this be? and the answer is none. None more white" - nigel tufnel on dweet 2166
u/sfz

You can optimize this by deleting it.
u/farter

4'33" on dwitter

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KilledByAPixel

function u(t) {

for(i=2030;i--;)X=Y=Z=M=N=O=115,O/=T(39*i),Y=(i+82),Z=(Y/t),X=T(Y>>>O),M*=(i>>X),x.fillStyle=R(M,O,N,1),x.fillRect(159+.22*Z,-17+0.56*Y,X,X)

Apr 7 2019 10:25 PM UTC

}// 140/140

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Created by my automatic dwitter emitter.

u/magna

I'd buy this as a poster.
u/KilledByAPixel

test hello

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Xen

remix of d/22039 by u/danny@hille.dk

function u(t) {

c.width|=0;x.font=`9cm'`,x.fillText('🐇',2e3-t**t%2e3,666)

Mar 18 2021 10:14 PM UTC

}// 57/140

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Run Rabbit Run

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pstefanlarsson

function u(t) {

c.width=1920
for(i=0;i<400;i++){
a=i%20
b=Math.floor(i/20)
f=C(a+b-t)
w=10+30*f
x.fillRect(600+(40*(2*a+1)-w)/2,140+(40*(2*b+1)-w)/2,w,w)
}

Feb 28 2017 7:59 AM UTC

}// 139/140

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pbdcae

function u(t) {

c.width=1920 // clear the canvas
https://pbdc.ae/
x.fillRect(400+i*100+S(t)*300,400,50,200) // draw 50x200 rects

Nov 19 2024 12:55 PM UTC

}// 112/140

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https://pbdc.ae/

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rodrigo.siqueira

remix of d/11566 by u/ellisk1

function u(t) {

with(x)for(m=q=t*30|0;m-->q-90;fill(arc(960+(r=m**.2*60*S(m))*S(a=m**4),540+r*C(a),w*3,0,9)))beginPath(fillStyle=R((w=q-m)*2,0,0,1/w**1.48))

Dec 28 2018 6:18 PM UTC

}// 140/140

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Mutating blood cell on microscope

u/aleamb

great! #cell
u/rodrigo.siqueira

#blood #coronavirus #growth