Top dweets by u/vinca

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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vinca

function u(t) {

for(c.width=500,x.fillStyle=0,x.fillRect(0,0,500,500),x.fillStyle='red',i=0;i++<300;)for(j=0;j++<20;)X=i%2?S:C,x.fillRect(i^j*X(t)*99,i,2,2)

Mar 27 2019 12:51 PM UTC

}// 140/140

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vinca

function u(t) {

for(c.width=50,i=1250;i--;x.fillRect(X,Y,1,1/n*5))for(n=R=0,I=S(t);n<20&R*R+I*I<4;n++)a=R*R-I*I+(X=i/25|0)/50,b=2*R*I+(Y=i%25)/25,R=a,I=b

Apr 24 2019 12:02 PM UTC

}// 138/140

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u/Xen

nice
u/13thptr

reminds me of https://www.dwitter.net/d/697
u/katkip

I don't understand anything of this.
u/vinca

oh. d/697 is nice.
u/joeytwiddle

#fractal #mandelbrot

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vinca

function u(t) {

for(c.width|=0,x.font="2em'",r=40;r--;)for(i=360;i>0;i-=360/5/r)A=3.14*(i+t*(r+10)*2%360)/180,x.fillText("🍄",960+50*r*C(A),540+30*r*S(A))

Mar 17 2019 1:18 PM UTC

}// 137/140

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u/tomxor

I like how the ones around the center jiggle due to aliasing, it looks like they are all walking :P

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vinca

remix of d/13621 by u/vinca

function u(t) {

eval(unescape(escape`睩瑨⡸⥻景爨挮睩摴桼㵩㴷ⱦ楬汓瑹汥㵒⠹㤪匨琩⤻椾〻汩湥呯⠱攳⬵〰⩃⡩⭓⡴⭓⡴⭩⤩⤬㔴〫㔰〪匨椭㴮〱⤩⤻景爨捬楰⠩Ⱪ㴲〰㭩ⴭ㭣汯獥偡瑨⡡牣⠹㤪⡩⼹簰⤬椥㤪ㄲ〬㈵⬲㔪匨椫琩ⰰⰷ⤩⤻晩汬⠩紻`.replace(/u(..)/g,"$1%")))

May 5 2019 3:59 AM UTC

}// 140/140

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u/13thptr

Nice and original :)

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vinca

function u(t) {

c.width|=0,F=(e=>{0!=e&&(x.beginPath(),x.arc(1e3+50*C((t+.1*e)%6.4),500+45*S((t+.13*e)%6.4),9*e,0,6.1),x.stroke(),F(e-2))}),F(130)

Mar 18 2019 3:42 AM UTC

}// 130/140

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vinca

function u(t) {

for(c.width|=i=9,x.translate(w=960,h=540);i--;)x.fillRect(99*T(t/3+i/2),0,50,99);for(i=15;i--;x.drawImage(c,0,0,w,h))x.rotate(1.256)

May 20 2019 12:48 PM UTC

}// 132/140

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u/katkip

kewl

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vinca

function u(t) {

eval(unescape(escape`景爨椠楮⁴籼⡣⹷楤瑨㵦㴹㤬砮景湴㴧㜰灸∧ⱡ㴰⤬砮晩汬呥硴⠢屵笱䘶㌱索ⰰⰷ〩Ɒ㵸⹧整䥭慧敄慴愨〬〬昬昩ⱡ㵮敷⁄慴攥㈵㔬搽瀮摡瑡⥩┴㴽愥㐦☨摛楝㵡⤻砮灵瑉浡来䑡瑡⡰ⰰⰰ⭡┹⤻`.replace(/u(..)/g,"$1%")))

Apr 5 2019 9:03 AM UTC

}// 133/140

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u/Xen

Yes!!!!
u/magna

Xen is having a hard time remixing this because it is already perfectly pyshedelic as it is.
u/magna

*psychedelic
u/vinca

for(i in t||(c.width=f=99,x.font='70px"',a=0),x.fillText("\u{1F631}",0,70),p=x.getImageData(0,0,f,f),a=new Date%255,d=p.data)i%4==a%4&&(d[i]=a);x.putImageData(p,0,0+a%9)

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vinca

function u(t) {

for(c.width=150,i=11250;i--;)x.fillRect(X=i/75,Y=i%75,1,S((X|Y|t)*t*.1))

Apr 3 2019 12:04 PM UTC

}// 72/140

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u/andrea270872

S and | together... wow. I cannot see what that is as a math function, but the effect is amazing
u/katkip

metal
u/joeytwiddle

#shiny

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vinca

function u(t) {

for(X=2e3;X--;x.fillRect(X,0,1,5))x.fillStyle=R(255*(T(a=X/50+(Y=60*t)/9)+T(S(X/50)+S(Y/9))),S(a|X/5^Y)*200);x.drawImage(c,0,5)

May 25 2019 5:35 AM UTC

}// 127/140

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u/joeytwiddle

ooh #pattern
u/sigveseb

Nice!

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vinca

function u(t) {

eval(unescape(escape`景爨挮睩摴桼㴰ⱪ㴷攳㭪ⴭ㬩筦潲⡶慲⁘㵪⼷ぼ〬夽樥㜰Ɱ㵲㴰Ⱪ㵓⡴⤻渼ㄹ☦爪爫椪椼㐻渫⬩愽爪爭椪椫⡘ⴷ〩⼲㔬戽㈪爪椫⡙ⴳ㔩⼳㔬爽愬椽戻砮牥捴⠲攳⩘⼱〰ⰱ攳⩙⼷〬㌪測㌪温絸⹳瑲潫攨⤻`.replace(/u(..)/g,"$1%")))

Apr 30 2019 2:11 PM UTC

}// 136/140

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u/Jezza

Wow!
u/13thptr

#mandelbrot

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