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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metamn

remix of d/10529 by u/anotherkitten

function u(t) {

if(!t){a=[];for(i=1e4;i--;)a.push(Math.random()*255)}
x.putImageData(new ImageData(new Uint8ClampedArray(a),50),1,515),x.drawImage(c,5,S(t))

Oct 25 2018 6:30 AM UTC

}// 140/140

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taupelink

remix of d/21436 by u/taupelink

function u(t) {

for(i=k=540;--i;x.fillRect(k+X*C(Y),k+X*S(Y),w=i/2**t,w))f=i*t,X=f*f%2e3,Y=X*f%6.3,x.fillStyle=`hsl(${h=240+61**S(X/3e3+Y)},80%,${h&X/12}%)`

Mar 31 2021 1:42 PM UTC

}// 140/140

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d/22314

u/magna

#tunnel

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dwardu

function u(t) {

x.drawImage(c,0,0,1920,1080,8+16*S(t/5)**2,t%32,w=1888,h=1048)
x.strokeStyle=R(z=255*S(t)**2,z,z)
x.lineWidth=32
x.strokeRect(16,16,w,h)

Feb 28 2018 9:26 PM UTC

}// 136/140

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drawImage() arguments 0,0,1920,1080 may be dropped!

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firegodjr

function u(t) {

F=a=>((p=1.62)**a-(-p)**-a)/2.2
with(x)for(c.width|=D=10,x.m=translate,m(8e2,9);D--;)arc(0,0,F(D+2)*9,0,p),m(0,F(D)*9),rotate(1.57),stroke()

Jun 16 2018 3:33 AM UTC

}// 140/140

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The first #fibonacci spiral to ever grace Dwitter! :D

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stockHUman

remix of d/4022 by u/nystrand

function u(t) {

for(i=c.width|=g=(o,a=n=7,b=8,z)=>--n?g(n>5?i*n:n/t,b*C(o)-a*S(o),z,a*C(o)+b*S(o)):x.lineTo(a*(z+=40)+960,b*z+540);i--;g(i&t/2));x.stroke()

Dec 28 2017 7:04 PM UTC

}// 139/140

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u/Axioplase

Cool stuff!

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rodrigo.siqueira

remix of d/29093 by u/rodrigo.siqueira

function u(t) {

c.style='filter:sepia(.2'
for(X=Y=t,i=1e5;i--;x.fillRect(2600-X*230,Y*70+1180-X*70,.1,t<5))
Y=(i/Y&2)*7+(Y-X)/2+X*S(X/2)*1.2,X+=Y/3

Jan 12 2024 10:04 PM UTC

}// 131/140

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Turbulence on Saturn's surface. Resembles patterns found in marbled paper (paper marbling technique). Homage to u/tomxor original Saturn's post, about 60 remixes down. #spiral #saturn

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bromingo

function u(t) {

for(i=c.width=480;--i;){for(j=15,d=10;j-->2;){y=40*j**.6+30/j*C(d*t/j+i/70);x.fillStyle=R(10,200 -10*j,200);x.fillRect(i,300-y,2,y);d=d}}

Sep 29 2017 6:36 PM UTC

}// 137/140

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u/iverjo

#water

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JoshiRaez

remix of d/4444 by u/JoshiRaez

function u(t) {

c.width|=0;for(i=0;i<36; i++)x.fillRect(960+C(t+i)*500,540,10,10);

Dec 29 2017 12:03 PM UTC

}// 66/140

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BuRRak

function u(t) {

t||(p=3);f=frame*2;p+=(f%4?4:-4)/((f)*(f+1)*(f+2));throw p

Feb 22 2018 8:08 PM UTC

}// 58/140

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Calculating Pi using Nilakantha's series :)

u/BuRRak

meh, got an extra pair of brackets in there, nvm

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Agnes

function u(t) {

for(c.width|=i=9,f=t>1.4,x.scale(m=100,m);i--;)with(x)fillRect(e=4+i+S(f?1.4:t)*3,4,.5,2),font=i+'px A',fillText(f?"ゴ":'',e,6+i)

Mar 5 2018 2:26 PM UTC

}// 128/140

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The joke was going to be that everything turned sepia (#7F462C) after it stops but I couldn't find any way to get that below 152 characters. I'd be really impressed if someone found a way.

u/katkip

#jojo