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/29628 by u/taupelink

function u(t) {

f=(u,m=9)=>(m>1?f(u,m*.65)-m:u%6-3)**2/3;g=n=>f(X/n)+f(Y/(n^3))&9;for(i=1e4;i--;x.fillRect(480+5*X,90+5*Y,t<g(6),t<g(5)))X=i*t%180,Y=X*i%180

Mar 10 2024 4:17 AM UTC

}// 140/140

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d/29631

u/magna

Almost heraldic

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Xen

function u(t) {

99*t%9<4?x.fillStyle=R(0,0,225-Z,.5):x.fillRect(900+C(Z=t*19)*Z,500+S(Z)*Z,Z/5,Z/5)

Nov 1 2018 9:06 PM UTC

}// 83/140

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ximavus

function u(t) {

x.fillRect(x.globalAlpha=.001/t,0,2e3,1080)
for(i=2e3;i--;)x.clearRect(i,C(t+i)**S(t+i)*t,9,9)

Dec 14 2025 7:27 PM UTC

}// 94/140

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Demonstration of a bug I found with x.globalAlpha. Breaking the .001961 limit. As long as it is more than .001961 at some point if will be valid

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metamero

remix of d/11631 by u/metamero

function u(t) {

c.before('╲╱'[Date.now()&3])
document.body.style.lineHeight=1

Jan 4 2019 1:48 PM UTC

}// 63/140

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classic #maze

u/katkip

Awesome!
u/metamero

=]

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taupelink

remix of d/22895 by u/taupelink

function u(t) {

r=997*t;e=4**(r*r%3+3);X=e*r%9;Y=X*r%4;x.fillStyle=R(e**(a=1+C(Y*.8)),e*a,e/a,1/t);x.fillRect(X*250,Y*400,-5*e*.8**t,-5e4/e*.9**t)

May 30 2021 5:17 PM UTC

}// 130/140

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d/22905

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DirtyDan

remix of d/5500 by u/DirtyDan

function u(t) {

c.width=1920;p=Math.PI*2;x.beginPath();a=960;for(i=0;i<1080;i++){b=p*(i/540)*T(t);x.lineTo(a+a*S(b),0);x.lineTo(a+a*-S(b)*C(t),i)}x.stroke()

Jan 4 2018 5:52 PM UTC

}// 140/140

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May not run well on smartphones ¯\_(ツ)_/¯

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rodrigo.siqueira

remix of d/26470 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
a=0;for(X=1920;X--;)x.fillStyle=R(a*X,a*130,9/X),a+=C(a*((X/160-3+C(X/t)/t)*5+25)/16),x.fillRect(X,a*630+190,1,.2)

Nov 15 2022 2:51 PM UTC

}// 139/140

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Neon #bifurcation "A bifurcation occurs when a small smooth change made to the parameter values (the bifurcation parameters) of a system causes a sudden qualitative or topological change in its behavior." (from the Bifurcation Theory)

u/leafyvez

amazing!
u/Xen

Siick!
u/Joachim

Beautiful!
u/magna

So glowy!

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webgyo

remix of d/4613 by u/webgyo

function u(t) {

c.width=1920;for(i=0;i<9;i++){x.fillRect(400+i*100+S(t)*300,400,50,200)}

Dec 29 2017 8:25 AM UTC

}// 73/140

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username

remix of d/8132 by u/Xen

function u(t) {

with(x)fillRect(C(t*t*9)*2e3,2,Z=52,Z),drawImage(c,0,Z),fillStyle=shadowColor=`hsla(${t*Z},90%,50%,.7)`,shadowBlur=Z/14

Sep 21 2018 8:25 PM UTC

}// 119/140

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gaps

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magna

remix of d/3349 by u/magna

function u(t) {

with(x)fillRect(0,540,c.width|=0,2e3),font='25px arial',fillStyle=R(0,0,0,1-t),fillText('VARIOUS GOLFERS',990,510)

Oct 22 2017 7:17 PM UTC

}// 114/140

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[IG]

u/magna

#ig