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

Please log in (or register) to post a dweet (copy-paste the code somewhere safe to save it meanwhile)


    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

show FPS hide FPS share fullscreen

etheranger

function u(t) {

j=(d,L,M)=>d*M?j(d-1,L*L-M*M+.4,2*L*M+S(t)):d
for(p=0;U=p%214,V=p++/214,x.fillStyle=R(j(30,U/25-4,V/25-2)*9),V<99;)x.fillRect(U*9,~~V*9,9,9)

Dec 29 2017 1:46 PM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

u/Xen

nice
u/sigveseb

Lags a bit but very good
u/etheranger

There are a few improvements/optimisations I could do with a few more bytes, anyone have golf suggestions?
u/Flopster

Nice! I was wondering when a Julia set would turn up here.
u/joeytwiddle

#fractal #julia

show FPS hide FPS share 1 remix fullscreen

rodrigo.siqueira

remix of d/35346 by u/mark1626

function u(t) {

for(i=99;i--;f(i,t,280))f=(X,Y,n)=>n--&&(f(1+.96*(X*C(Z=.2/(X*X+Y*Y)+1)-Y*S(Z)),(X*S(Z)+Y*C(Z)),n),x.fillRect(X*600+650,Y*440+190,t<3,.1))

May 6 2026 10:43 PM UTC

}// 138/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Multiple vortex convergence

show FPS hide FPS share fullscreen

taupelink

remix of d/19722 by u/taupelink

function u(t) {

for(i=500;i--;x.fillRect((--X+C(X+Y))*30,(--Y+C(X))*30,15,15/t))X=i*t%68,Y=X*i%40,x.fillStyle=['#40D','#FC0','#C309','#149'][4*C(X+Y%3^X)&3]

Jan 25 2025 2:40 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

d/33114

u/taupelink

Prompt: The textile design patterns of public transport seating.
u/taupelink

#genuary #genuary2025 #genuary9

show FPS hide FPS share fullscreen

rmerino

function u(t) {

t||x.translate(980,540)
for(var i=t;i<1500;i++){
x.fillStyle=R(C(t/i)*i,S(i/t)*i,T(t)*i)
x.fillRect(i,4,S(t)*2,C(t)*i);x.rotate(S(T(t/t)))}

Jan 15 2018 11:55 PM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

show FPS hide FPS share 2 remixes fullscreen

mmastrac

function u(t) {

t?v&&x.drawImage(v,0,0,1920,1080):navigator.mediaDevices.getUserMedia({video:1}).then(e=>(v=document.createElement('video'),v.srcObject=e))

Oct 31 2017 12:47 AM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

116 w/corruptio's help: t?v&&x.drawImage(v,0,0):navigator.mediaDevices.getUserMedia().then(e=>(v=document.createElementvideo).srcObject=e)

u/magna

Hijack c instead of v: https://www.dwitter.net/d/3425

show FPS hide FPS share 2 remixes fullscreen

rodrigo.siqueira

remix of d/35560 by u/rodrigo.siqueira

function u(t) {

for(X=Y=i=3e4;i--;x.fillRect(Y*110+960,X*250+380,t<1,.1))u=X%1*2,r=(u*u+Y*Y)**.5,s=S(i*i/t)<.8||-1,X=s*(r+u)/4+S(X),Y=s*(r-u)**.7*(Y<0||-1)

Jun 11 2026 1:00 AM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Bioform: Fractal Mosquito

u/UEZ

#bug
u/vain

absolutely incredible und beeindruckendI have no idea how you managed to turn such a detailed and impressive Mosquito into code. It's genuinely mind-blowing. Wow! ❤️👍

show FPS hide FPS share fullscreen

rodrigo.siqueira

remix of d/32974 by u/rodrigo.siqueira

function u(t) {

X=Y=0
G=_=>S(Y)/4+9*X*X/(.3+X**6)-X*.7
for(I=3e4;I--;x.fillRect(950+X*12,530+Y*16,.2,t<1))Z=X*1-1.3,X=Y+G()+Y/180-Y**3/2e4,Y=G()+S(t)/35-Z

Dec 23 2024 2:38 AM UTC

}// 138/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Sea wheel

show FPS hide FPS share fullscreen

jylikangas

function u(t) {

c.width=-1
for(q=j=8;j++<21;T=65+~(t/6)%5*9)for(i=300;i-=2;x.clearRect(i,Y,1,1))x.fillRect(i,Y=j*5+(h=C(i/T)*35+(q+=S(i/j))),j/7,S(t)+T/2-h)

Apr 29 2018 10:22 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Remote Islands

u/iverjo

Cool! After a while it shows multiple groups of islands
u/iverjo

#water #islands #landscape
u/BuRRak

Making of coming soon i hope
u/donbright

#art

show FPS hide FPS share fullscreen

384.cz

function u(t) {

eval(unescape(escape`𭀿𜀺𨐽𦱝𒡄👮𩑷𘁄𨑴𩐊𩡯𬠨𧰽𪐽𝀳𜀰𫠻𪐭𛐾𜐻𚑟𚠽𪐊𬰽𜀊𨐮𬁵𬱨𚀳𜀰𛰨𫡥𭰠𡁡𭁥𛑄𚐩𒡡𛡭𨑰𚁟🐾𬰫👟𚐊𨰮𭱩𩁴𪀽𜐹𜠻𩡯𬠨𬰽𪐽𚁳𛱡𛡬𩑮𩱴𪀩𯀰𞱩𛐭𞰩𮀮𩡩𫁬𤡥𨱴𚀴𜀫𪐪𞐫𤰨𭀪𜠩𚠳𜀬𝀰𛀵𛀲𜀩𒡴𪁲𫱷𘁳`.replace(/u../g,'')))

Feb 2 2024 8:03 PM UTC

}// 130/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

how many bars, so fast is your computer #benchmark #cpu

u/384.cz

in chrome it's broken
u/384.cz

use firefox pls (for this dweet)
u/joeytwiddle

Starts at 7, then becomes 8
u/cantelope

works in my chrome, Version 121.0.6167.161 (Official Build) (64-bit)
u/384.cz

cantelope, it has too many bars in chrome, in ff not

show FPS hide FPS share 1 remix fullscreen

Tekmap

remix of d/23138 by u/Tekmap

function u(t) {

for(i=1e4*(t<5);i--;x.fillRect(960+260*a,540+260*b,.1,1))
S(r=i*t)>0?(a=T(r*i)*3,b=T(r*t)*2):b=T(a)-(a=S(-b)/2+a/2)/5
x.fillStyle=R(99)

Jun 17 2021 1:47 PM UTC

}// 135/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

infinite hole