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 1 remix fullscreen

warbino

remix of d/33751 by u/warbino

function u(t) {

x.fillRect(900,0,2e3,9e3*t)
for(i=9e2;i--;x.fillRect(960+9*s/C(i),540+3*s/S(i),s,s))x.fillStyle=R(c=600*S(t+i*i),c*3,c*4,.07),s=(i/t*90)%500

May 8 2025 6:31 PM UTC

}// 140/140

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

parallelism

show FPS hide FPS share 1 remix fullscreen

yolo

remix of d/608 by u/yolo

function u(t) {

c.width=1920;for(i=0;i<100;i++) {
for(j=0;j<100;j++){
 x.fillStyle=R(S(i*t)*255,S(10*t)*255,255*S(t));
 x.fillRect(i*10,10*j,S(j),255)
}
}

Jan 14 2017 4:24 PM UTC

}// 138/140

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 fullscreen

katkip

remix of d/16775 by u/katkip

function u(t) {

X=960,Y=940;with(x)for(fillStyle=`hsl(${80+(t*50)%100},59%,40%,.1`,i=599;i--;)x.fillRect(X+=S(t+=Y)*22,Y+=C(X)*2,9,Y);x.drawImage(c,C(Y),-2)

Dec 1 2019 5:48 PM UTC

}// 140/140

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

Landscape with rivers??

show FPS hide FPS share fullscreen

Xen

remix of d/20310 by u/andrea270872

function u(t) {

x.fillRect(a=t%1*2e3,b=(20*~~t)%1e3,35,99)
x.fillStyle=`hsl(${a^b},70%,50%,.3)`

Oct 20 2020 4:06 PM UTC

}// 79/140

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

test and golf

u/Xen

#noloop

show FPS hide FPS share 1 remix fullscreen

JonasPeeters

function u(t) {

c.width=150
d=new Date
b=5
f(d.getSeconds())
f(d.getMinutes())
function f(a){for(i=0;i<60;i++){x.fillText(a==i?i:" "+i,b*16,50-(i-a)*9)}b--}

Jan 2 2018 1:45 AM UTC

}// 140/140

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 fullscreen

AliYil

remix of d/4139 by u/AliYil

function u(t) {

c.width=1920;for(i=0;i<50;i++)for(j=0;j<28;j++){s=S(S(t)*(i-10)+j)*25+25
x.beginPath()
x.arc(i*100,j*100,s,0,2*Math.PI,false);
x.fill()
}

Dec 27 2017 8:50 PM UTC

}// 137/140

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

u/itsjustmustafa

wow this is kinda neat

show FPS hide FPS share 1 remix fullscreen

rodrigo.siqueira

remix of d/34888 by u/rodrigo.siqueira

function u(t) {

w=540
for(i=8e3;i--;)X=i%95*21,Y=i/95*20-w,x.fillStyle=`hsl(5,50%,${S(i*i+t)**33*70+75-((X-t%5*w+w)**2+(Y-w)**2)/w}%)`,x.fillRect(X,Y,21,20)

Feb 21 2026 12:14 AM UTC

}// 140/140

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

Moving red creature

u/cantelope

mauve tho
u/ximavus

this looks like really light red

show FPS hide FPS share fullscreen

jamespwilliams

function u(t) {

c.width|=0;for(i=0;i<100;i++)for(j=1;j<6;j++){x.fillStyle=R(0,200-100*j,255,.5);x.fillRect((i+j*t)*j*t%1920,540+200*S(i),40,20);
}

Dec 27 2017 5:48 PM UTC

}// 134/140

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 fullscreen

rep_movsd

function u(t) {

eval(unescape(escape`𪑦𚁦𬡡𫑥𙐶𜀽🐰𚑻𨰮𭱩𩁴𪁼🐱𛁋👍𨑴𪀮𬡡𫡤𫱭𚀩𒡦𫱲𚁸𛡢𩑧𪑮𤁡𭁨𚀩𛁡🐰𞱡🀶𛠲𞀻𨐫🐮𜀱𛁸𛡬𪑮𩑔𫰨𦀬𦐩𚐊𩡯𬠨𦀽𞐶𜀬𦐽𝐴𜀬𤠽𝀰𜀬𪐽𜐵𞱩𛐭🠲𞰩𦀫👓𚁢👡𚡩𚐪𠰨𢰪𭀪𪐩𚠨𣀽𤠯𪐩𛁙𚰽𠰨𨠩𚡓𚁴𚠪𪐩𚡌𞱸𛡦𪑬𫀨𚑽`.replace(/u../g,'')))

Jul 29 2021 1:27 PM UTC

}// 135/140

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

Xenobiology picture book #alien

u/taupelink

wow!
u/rep_movsd

It's just a sum of random fourier co-efficients - never expected this weird effect!
u/TGY

this is like so amazing, you could build game out of it
u/rep_movsd

Yeah - something like pokemon - people collect random creatures and pit them against each other, and some way to combine them

show FPS hide FPS share 1 remix fullscreen

freetobelee

function u(t) {

c.width=1920;for(i=9e3;i--;)x.fillRect(960+S(i/99)*i/3,540+C(i/88+t)*i/3,S(i)**3*9,S(i)**3*9,x.fillStyle=`rgb(${i%256},${i%256},${i%256})`)

Sep 20 2024 4:39 PM UTC

}// 139/140

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

Created using Claude.ai