Top dweets of all time

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: #Food

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Xen

remix of d/28876 by u/xyper

function u(t) {

c.style="filter:invert("
for(i=490;i--;x.strokeRect(799+S(i+t)*i*4,399+C(i+t)*i*2,i,i))x.strokeStyle=R(i,i*2,255,.5)

Nov 17 2023 7:34 PM UTC

}// 116/140

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bang a lil remix.... Star about die.

u/Xen

#warm
u/xyper

it looks like a black hole, but without, yknow, the hole
u/DataMeta

or maybe a star about to be born from nebula hot gas and dust! :D

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xyper

function u(t) {

a=b=800;c=[500,0,0,800,999,800];for(i=0;i<99;i++){f=~~(Math.random()*3);a=a+(c[f*2]-a)/2;b=b+(c[f*2+1]-b)/2;x.fillRect(a,b,1,1)}

Nov 15 2023 11:09 AM UTC

}// 128/140

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sierpinski triangle thing i made, took way too long and is probably super unoptimised

u/Xen

nicely done!
u/rodrigo.siqueira

Simple optimization to reduce 6 chars: c=[500,0,0,a=b=800,1e3,b]

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danny@hille.dk

remix of d/28848 by u/danny@hille.dk

function u(t) {

for(c.width=i=170,t*=4;i--;)for(j=99;j--;)x.fillRect(i,j,m=(i&t&j&t)%(t/4),1/m)

Nov 11 2023 4:59 PM UTC

}// 79/140

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really fu... up remix

u/Xen

this is love!

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alien

function u(t) {

w=c.width=180
f=frame
for(j=0;j<w;j++)
for(i=0;i<w;i++){
q=(i*i+j*j)**(1.14)+f&9
s=j*C(q)
s%=255
x.fillStyle=R(s*f,s,q)
x.fillRect(i,j,1,1)}

Nov 11 2023 2:57 AM UTC

}// 140/140

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rodrigo.siqueira

remix of d/28798 by u/rodrigo.siqueira

function u(t) {

c.style='filter:sepia()invert()'
for(X=Y=t,i=6e4;i--;x.fillRect(X*9+280,Y*11+99,.1,t<1))
Y=(i/Y&8)*6+(Y-X)/2+.8/Y+.8/Y*S(Y*i),X+=Y*2

Nov 4 2023 11:21 PM UTC

}// 132/140

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Fractal night

u/sissinnguaq

beautifull

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rodrigo.siqueira

remix of d/28798 by u/rodrigo.siqueira

function u(t) {

c.style='filter:sepia()invert()'
for(A=X=Y=t,i=7e4;i--;x.fillRect(1680-X*15,Y*15+540,.1,t<1))
Y=(i/Y&8)*6+(Y-X)/2,X+=Y

Nov 4 2023 11:12 PM UTC

}// 118/140

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Night fractal sky #night #stars

u/andrea270872

almost looks like an actual night-sky picture! terrific

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lewdev

function u(t) {

c.width=A=1e3
for(i=90;i--;){x.save()
x.translate((i%9+1)*99,(i/9*99+t*99)%A)
x.rotate(i+t*3)
x.restore(x.fillRect(-25,-25,50,50))}

Nov 2 2023 11:15 PM UTC

}// 131/140

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🟥 Individually Rotating Squares (it took way too long to understand how translate & rotate works)

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Xen

remix of d/28777 by u/lewdev

function u(t) {

x.fillRect(frame*40%1e3,frame*1.6|0,40,40)
x.fillStyle=frame%2?"red":R()

Oct 31 2023 1:18 AM UTC

}// 72/140

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quick messy golff

u/Joachim

61 char -->x.fillRect(t*2e3%6e2,t*90|0,40,40);x.fillStyle=R(T(t*89)*999)

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384.cz

function u(t) {

for(c.width|=c.style.background=R(),x.font="2in'",i=6;i--;)x.fillText("🎃",800,600+200*(i+(1e3-t))%1e3);x.font="7in'";x.fillText("🛸",500,500)

Oct 24 2023 2:22 PM UTC

}// 140/140

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Why is the #alien sucking our #pumpkin for #halloween

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rodrigo.siqueira

remix of d/28737 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(a=b=t,i=8e4;i--;b+=C(a*4)-b/9,a+=(i/a&i%2)*4+b*S(a/2)/3-a*a/5-a*b/19)x.fillRect(a*7e3-1900,b*530+300,.1,t<3)

Oct 23 2023 2:54 PM UTC

}// 137/140

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Dense spiral

u/donbright

legendary