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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ocasta181

remix of d/189 by u/ocasta181

function u(t) {

c.width=2e3;x.translate(980,450);for(i=0;i<392;)x.fillStyle=R(i,0,S(t)*190),x.rotate(!i*C(t)+!(i++%4)*S(t)|t),x.fillRect(5*i,5/t,i*t,i)

Jun 20 2016 10:02 PM UTC

}// 135/140

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wbbradley

remix of d/9019 by u/wbbradley

function u(t) {

x.fillRect(0,0,1920,1200)
for(i=0;i<20;i++){
j=i/19.
x.font=178+i*80+'px s'
r=150
o=40*i
x.fillText('💮',800+r*C(t)*j-o,600+r*S(-t)*j+o)}

Aug 1 2018 2:25 AM UTC

}// 136/140

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kodierer

remix of d/7970 by u/kodierer

function u(t) {

c.width=1920
h=0;
i=50;
while (h<=301){
if (h==300)i=-50;
x.fillRect (600, 500, 300, h+=i)

May 4 2018 4:49 AM UTC

}// 91/140

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u/BalintCsala

You shouldn't post broken dweets, especially when they are infinite loops

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alien

remix of d/7373 by u/alien

function u(t) {

w=c.width=401
h=w/2
for(i=0;i<w;i++){
x.moveTo(h,h/2)
X=C(i/h)*90
Y=h/2+h/(i-t%1)
x.lineTo(h*X+i,h)
x.moveTo(0,Y)
x.lineTo(w,Y)
}
x.stroke()

Mar 18 2018 3:29 PM UTC

}// 140/140

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thanks @joeytwiddle for the hitns

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function u(t) {

c.width=(w=960)*2,h=540
for(i=1e3;i--;)
D=C(p=i*t)*(v=i%3/3+1),
X=S(q=i/T(t))*D,Y=S(p)*v,Z=C(q)*D+3,
x.fillRect(w+X/Z*w,h+Y/Z*w,s=30/Z,s)

Jul 27 2020 12:12 AM UTC

}// 137/140

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a very nippy electron #tiny3d

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larzuk

function u(t) {

w=1920;c.width=w;k=30,g=w/k<<0;for(i=0;i<g*1080/k;i++){j=i%g,h=i/g<<0,m=h^j*S(t+j)*C(t+h)<<2;x.fillStyle=R(0,m,m);x.fillRect(j*k,h*k,k,k);}

Oct 9 2019 10:44 PM UTC

}// 139/140

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CyberChecks

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atgz

remix of d/8878 by u/atgz

function u(t) {

for(c.width|=i=256;i--;)x.fillRect(960+2*i*S(t--+i*.979),512+S(t---i-t-t--)*i*2,i/9,i/9)

Jul 18 2018 8:12 PM UTC

}// 89/140

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rodrigo.siqueira

remix of d/36153 by u/rodrigo.siqueira

function u(t) {

for(m=8e3;m--;x.stroke())i=m&95,x.beginPath(x.strokeStyle=`hsl(${i**.8/t},60%,${i*S(t)}%`),x.arc(C(i)*m+960,S(i)*m+560,T(m+.1/t**9)**2,0,8)

Aug 26 2026 5:40 PM UTC

}// 139/140

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Geometric abstraction

u/oddbar

I really like this. I has a fun cubist vibe like a Braque painting.

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anotherkitten

function u(t) {

for(i=~~t*5;i--;x.fill(p=new Path2D(),p.arc(v%2e3,99*(t*5-i)-600,v%60+9,0,7)))v=(i+8)**3,x.fillStyle=`hsl(${v%360} 69% 50%`

Nov 10 2018 1:31 AM UTC

}// 123/140

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i dont like this one

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sandromiccoli

remix of d/5989 by u/sandromiccoli

function u(t) {

c.width=2e3;x.globalCompositeOperation='xor';for(i=~~(t*9);i--;){a=i*.52;x.beginPath();x.arc(960+C(a-t)*199,540+S(a)*199,119,0,7);x.fill()}

Jan 13 2018 5:32 PM UTC

}// 139/140

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u/Xaviaro

very nice!