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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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Opposites

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KilledByAPixel

remix of d/31956 by u/KilledByAPixel

function u(t) {

for(i=2e3;i--;x.fillRect(i,t*120,((i+h)/99^t-(h|0)/400)%.9,2))h=(2e5-(i-960)**2-(t*120-540)**2)**.5

Jun 5 2024 7:09 PM UTC

}// 99/140

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Small Sphere 🎱

u/joeytwiddle

Beautiful! #sphere

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KilledByAPixel

remix of d/31726 by u/KilledByAPixel

function u(t) {

c.width=w=233
B=t?[...A]:A=[]
for(k=3e4;k--;A[k]=(t?a+(Z(-1)+Z(!x.fillRect(k%w,k/w|0,a/7,1))+Z(-w)+Z(w)==1):k)%8)a=B[k],Z=o=>(a+1)%8==B[k+o]

May 13 2024 3:37 AM UTC

}// 140/140

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Chaotic Automata

u/Joachim

I never thought this kind of thing was possible in 140! :O
u/Xen

sexy!

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384.cz

function u(t) {

for(f=c.width=128,i=1e4;i--;x.fillRect(i%f,i/f,1,3+S(i/f)))x.fillStyle=R(S(T/(1&t?f:64))*f,T=(i+(t+f))%f%(i/f-t)+(i&t*f*(i/f/f))%(i/f),2*T)

Mar 13 2024 4:52 PM UTC

}// 139/140

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cybersecurity wallpaper

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KilledByAPixel

remix of d/29534 by u/KilledByAPixel

function u(t) {

for(i=W=R=400;i--;x.drawImage(c,X=T(T=r=>++R**4.3%2400)-W,Y=T()-W,W,W,X+S(T()+t),Y+S(T()+t),W,W))x.fillText('🔥',X=i*9*t%2e3,X**4%2e3)

Feb 19 2024 1:38 AM UTC

}// 133/140

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Molten 🌋

Show more comments…
u/lewdev

This reminds me of those sand desk toys. Very cool. I especially like the first second of the animation.
u/KilledByAPixel

thanks!
u/tomxor

Whoa neat!
u/jdspugh

Amazing
u/magna

WOWZA
u/magna

NEW TECHNIQUE ALERT!!

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HardlyProductive

function u(t) {

f=(e,r)=>{x.fillRect(960+(e+r)*C(-t/4)-r*C((e+r)*(-t/4)/r),1080+(e+r)*S(-t/4)-r*S((e+r)*(-t/4)/r),3,3)}
for(i=19;i--;){f(100+i*50,25)}

Oct 7 2024 12:59 PM UTC

}// 134/140

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geeknik

function u(t) {

c.width|=0;for(i=0;i<444;i++){x.save();x.translate(960,540);x.rotate(t+i/50);x.fillText("👁️⚙️🐉💀🌀",S(i+t)*500,C(i+t)*500);x.restore()}

Oct 5 2024 8:43 PM UTC

}// 133/140

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Rotating & Spinning

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rodrigo.siqueira

remix of d/32542 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(a=b=t,i=6e4;i--;b=b/1.6-C(a*3.3),a+=(i/b&1)*3.3-b*S(a*4)/8-a*a/5)x.fillRect(3400-a*5e3-b**9*i,400-b*999,.1,1)

Sep 30 2024 1:07 AM UTC

}// 138/140

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Emanating light #spiral

u/magna

Incredible!
u/KilledByAPixel

https://www.reddit.com/r/tinycode/comments/1…

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rodrigo.siqueira

remix of d/32421 by u/jpthinker

function u(t) {

x.reset(i=2e3)
for(x.fillRect(0,0,i,i);i--;x.fillStyle=R(412**S(i*2-1-t*8)+60))r=250,x.fillRect(960+S(i-t)*r,Y=540+C(i+S(i+t)/2)*r,20,20)

Sep 17 2024 12:16 AM UTC

}// 137/140

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Red light flow

u/jpthinker

Super cool! I’ll have to study this one. Thanks for the remix
u/KilledByAPixel

https://www.reddit.com/r/tinycode/comments/1…

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magna

remix of d/32308 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`󩭯󬬨󪜽󜜳󝼻󪜭󛜻󮌮󩭩󫍬󚌩󛍸󛭦󪝬󫍒󩝣󭌨󦌬󦜬󬬯󞜬󬬪󣝡󭍨󛭲󨝮󩍯󫜨󚜪󝜩󚝸󛭦󪝬󫍓󭍹󫍥󟝒󚍲󟝃󚍩󚬵󚽴󚬸󚜪󪜪󝌬󬬯󜼩󛍸󛭢󩝧󪝮󤍡󭍨󚌩󛍸󛭡󬭣󚍘󟜹󝬰󚽃󚍫󟝩󚜪󚍖󟝩󚭓󚍴󙜱󚽩󚭩󚜪󤼨󭌩󚭩󚜬󦜽󝜴󜌫󤼨󪼫󥬩󚭖󚽓󚍴󚜬󬬽󜜯󭌬󜌬󝼩`.replace(/u../g,'')))

Sep 1 2024 5:53 PM UTC

}// 135/140

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Leaky edition

u/KilledByAPixel

https://www.reddit.com/r/tinycode/comments/1…

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KilledByAPixel

function u(t) {

c.width|=0
for(i=1e4;i--;x.fillRect(...b?[i/5-70,540+200*C(i/25),9,9]:[(t*99+i*w)%3e3,140,9-w,800]))w=i<35?29:34,x.fillStyle=R(b=i>80&&i)

Jul 13 2024 2:21 PM UTC

}// 137/140

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Wave Mover #illusion demake of https://x.com/jitanpon/status/18120295973426…