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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KilledByAPixel

function u(t) {

f=2e3;for(i=0;i<f;)x.fillStyle=R(q=i?255:220,q,q,.6),x.fillRect((S(i)*5e5+i*S(t+i)/20)%f-9,(S(i*i)*5e5+(i>0)*t*99)%1080-9,Z=i++?2+9*i/f:f,Z)

Apr 13 2019 5:17 PM UTC

}// 140/140

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#snow

u/KilledByAPixel

Must be viewed full screen for full effect. (:
u/KilledByAPixel

This is my favorite dweet I've made so far!

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rodrigo.siqueira

remix of d/32592 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`𘑴𙠦𮀮𩡩𫁬𤡥𨱴𚀰𛀰𛀲𩐳𛀲𩐳𚐻𘁦𫱲𚁡🐰𞱡🀮𞀻𨐫🐮𜀰𝐩𮱦𫱲𚁩🐸𜀬𫀽𩐽𛠵𞱩𛐭𞱲👩𙐳🱡𚡃𚁡𚠲𚐪𝰺𭀬𩐽𬠪𩐪𚠨𪰽𜐭𩐩𛁬𛐽𜠫𣑡𭁨𛡬𫱧𚁫𚠪𜠯𞐩𚑸𛡦𪑬𫁓𭁹𫁥👒𚁲👬𛁲𛰲𚐬𮀮𩡩𫁬𤡥𨱴𚀷𝠰𚱡𚠴𞀰𛀹𞐫𭀪𜐲𜀬𜠬𞐩}`.replace(/u../g,"")))

Oct 16 2024 10:40 PM UTC

}// 136/140

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Lyapunov's Larger Exponent

u/Agnes

Looks like an X-ray of a Kakuna
u/cantelope

looks like a specimen trapped in amber
u/magna

finger of god
u/tomxor

Vacuum tube

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Tekmap

remix of d/23093 by u/KilledByAPixel

function u(t) {

for(w=c.width&=j=10480;-j;99+C((X/9|.1)*(Z=t*9+T)>>2)**9*75>(Y=j/3e3*T-T+90)&T<w||x.fillRect(j%w,--j>>7,1-T/w+S(Y&Z&X)/T,T=1))X=j%w/64*++T-T

Jun 13 2021 2:48 PM UTC

}// 140/140

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1 point perspective

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rodrigo.siqueira

remix of d/19764 by u/rodrigo.siqueira

function u(t) {

f=(X,Y,n=90)=>Y*Y>n?n:f(X*Y*2+.3,X*X-Y*Y-.3,n-1);for(i=2e3;i--;x.fillRect(i,K*999,s=9/t,s))x.fillStyle=`hsl(9,85%,${f(i/999-1,K=S(i*t))}%)`

Aug 24 2020 1:17 PM UTC

}// 139/140

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Ultra fast #fractal

u/katkip

nice!

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New_Core

function u(t) {

for(c.width|=j=2;j--;x.beginPath())for(i=4;i--;x.stroke())x.lineTo(a=50*i*S(v=t*2+j*3-i/4)+t*300%2e3,b=540+i*99+-50*(i+1)**C(i+4+v))

Jul 26 2020 10:33 AM UTC

}// 132/140

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running legs test

u/katkip

woah
u/13thptr

neat
u/KilledByAPixel

Is your dweet running? 🏃‍♂️
u/rodrigo.siqueira

There is a technique called neuroevolution (search for Evolving Virtual Creatures, by Karl Sims and also AI Learning to Walk And Run With Neuroevolution) where this kind of body movement spontaneously appears after the evolution of a genetic algorithm.
u/DataMeta

Exactly what came to mind, Rodrigo. Excellent dweet!

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jorgensandhaug

function u(t) {

k = 480
for(i=0;i<960;i++)
  x.fillText(S(i/k+t)>0?'0':'1',i,540+S(t+i)*100,20,20)

Dec 2 2022 3:23 PM UTC

}// 83/140

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asteriskman

function u(t) {

n=999
c=((t*99)/n|0)*99
x.fillStyle=`hsl(${c} 33%15%`
for(i=0;i<1920;i++)
v=t*99%n,q=v+9*S(c+i/29)-9,v<n+C(c)*299?x.fillRect(i,q,2,2):0

Oct 27 2019 6:06 PM UTC

}// 135/140

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Inktober Day 27 - Coat

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rodrigo.siqueira

remix of d/36069 by u/erin

function u(t) {

c.width|=c.style.filter=`invert(`
for(i=900;i--;)with(x)beginPath(),arc(960+2e3*(z=.994**(i-t))*C(a=i/9+t*7),i+240+1e3*z*S(a),8,0,8),fill()

Aug 3 2026 1:33 AM UTC

}// 139/140

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Illusion Vortex #spiral

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atgz

remix of d/8890 by u/atgz

function u(t) {

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

Jul 18 2018 8:49 PM UTC

}// 85/140

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made it colorless so that it's easier to notice the bistable perception

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katkip

function u(t) {

f=[];z=t;for(i=99;i--;)f.push(z=S(z+S(z)/4));for(o of f)x.fillRect(t*100,540-o*180,9,9)

Nov 16 2019 4:51 PM UTC

}// 87/140

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Sin & Square