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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taupelink

remix of d/24336 by u/taupelink

function u(t) {

for(m=t?0:1e4;X=1+S(m),Y=5*S(m*m--);x.fillRect(1e3*X,108*(5-Y),q/X**.5,i))i=m%256,x.fillStyle=R(q=i*(1+C(Y>0?X:Y)),q^=i,q*=X<Y?X:Y,.1/(7+Y))

Nov 14 2021 9:13 PM UTC

}// 140/140

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d/24339

u/magna

Yes!

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gpolonus

remix of d/27309 by u/gpolonus

function u(t) {

t||(m=[960,540])
r=t*3
x.fillStyle=R((m[0]+=r*S(r)/3)*.13,(m[1]+=r*C(r)/3)/4.23,150)
x.fillRect(...m,50,50)

Mar 30 2023 9:29 PM UTC

}// 107/140

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Spiral Journey of the Rect

u/Xen

nice!

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LydianLights

function u(t) {

for(c.width=i=1920;i>0;i-=26+t<<0)for(j=0;j<1080;j+=26){a=T(i+S(t))*T(j*j+C(t));b=a<-60?-60:a>60?60:a;x.fillStyle=R(a);x.fillRect(i,j,b,b)}

Dec 20 2019 4:34 AM UTC

}// 139/140

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Volatile squares

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luta

function u(t) {

eval(unescape(escape`󭌿󮌮󩭯󫭴󟜧󝭥󫜢󙼺󠜽󦽮󟜰󧜻󩭯󬬨󪜽󝌲󞽩󛜭󞽸󛭦󪝬󫍔󩝸󭌨󘭜󭜲󝭁󠝜󭜲󝬳󠭜󭜲󝬳󠜢󦽁󦽩󧝝󛍩󙜷󚬱󝼵󛌨󜜫󪜯󝽼󜌩󚬱󝼵󚜩󭌪󫬿󠝛󪝝󯍼󪜼󝼿󜌺󚍁󦽩󧜽󠝛󪜭󝽝󛍁󦽩󛜷󧜽󜌩󞭁󦽩󧜽󜌻󫽮󪽥󮝤󫽷󫬽󩜽󟭁󦽫󟝥󛭷󪍩󨽨󛜴󞝝󟜽󜌿󠝛󪽝󟝮󟜱󚽮󙜲󞭮󟜰`.replace(/u../g,'')))

Jul 22 2026 11:09 PM UTC

}// 139/140

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Connect Four #Game

u/luta

Click on the canvas and then use keyboard keys 1...7

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Nixotica

remix of d/11515 by u/Nixotica

function u(t) {

s=10;w=c.width=1920;h=c.height=1080;for(i=h;i--;x.fillRect((w-s)/2+(w-s)/2*S(t/s*i*1/3),s*i,s,s));

Dec 22 2018 3:22 AM UTC

}// 98/140

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u/katkip

Everybody can do this sine dynamic patterns. They are so many on dwitter
u/13thptr

There's no need to be aggressive
u/13thptr

or rude, no one forces you to "awesome"

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mildlybean

function u(t) {

for(i=c.width+=0;i-=10;)for(j=1080;j-=10;)x.fillRect(i+t+C(t),j+t,9,9)

Sep 9 2019 7:33 PM UTC

}// 70/140

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I can't be the first person to do this

u/0x04

There is always a first time 😏
u/lionleaf

#grid Works a whole lot better in fullscreen :) Without fullscreen I'm getting aliasing effects
u/metamero

#moire #opticalillusion

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taupelink

remix of d/36533 by u/taupelink

function u(t) {

with(x)for(i=628;i--;fill(lineTo(X,Y)))beginPath(globalAlpha=S(j=71*i)**80),arc(X=i%33*60,Y=i%19*60,(i/4%5&3)*180/15**t,j*=(i&7)*2.5,j+1.57)

Oct 21 2026 8:27 PM UTC

}// 140/140

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d/36540

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rodrigo.siqueira

remix of d/22450 by u/Xen

function u(t) {

for(x.fillRect(0,0,z=i=2e3,i);i--;x.font="2in'")x.fillStyle=R(i,i/3,x.fillText(String.fromCharCode(12449+i%99),480*(t%4),(i*i+t*i)%z),i+.1)

Apr 12 2021 9:22 PM UTC

}// 139/140

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Samurai's fire log #fire

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ketolli

function u(t) {

c.width=a=1920;for(i=0;i<a;i++)x.fillRect((S(t+i*12)+2)*480,i,S(i/60+t)*90,i/60)

Apr 14 2021 8:26 AM UTC

}// 82/140

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Dust Devil

u/Xen

Welcome to the dwitter family!

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SMON

remix of d/14412 by u/katkip

function u(t) {

throw "🌊".repeat((5000-5*t)%40) + "🐠" + "🌊".repeat(5*t%40)

Jun 3 2019 9:11 PM UTC

}// 58/140

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