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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username

remix of d/15226 by u/rep_movsd

function u(t) {

eval(unescape(escape`砮晩汬剥捴⠰ⱸ⹧汯扡汁汰桡㴮㈬圽㉥㌬䠽ㅥ㌩㭡㴶㔵㌷㭌㵢㴷㔻䄽㈵㔻景爨椽圻椭ⴻ砮捬敡牒散琨堫圯㈬夫䠯㈬焽䴪㠬焩⥁㵁⩢╡ⱌ㵌⩢╡ⱍ㴵⨨琯㄰⬨䰯愩⤥ㄬ堽䌨䄩⩍⩗⼲ⱙ㵓⡁⤪䴪䠯㈻`.replace(/u(..)/g,"$1%")))

Aug 1 2019 9:15 PM UTC

}// 133/140

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OPTICAL ILLUSION

u/username

it looks like the ellipse is shrinking
u/username

holy moly, I only tried to golf this one, golfed it like crazy already and made it look like an actual warp and then I did this on accident and immediately stoped golfing half way through

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Xor

function u(t) {

for(i=c.width|=s=15;i--;)d=i**.5*s,x.fillStyle=R(d/2,i/8),x.fillRect(960+C(a=t/3+i*3.883222)*d,540+S(a)*d,s,s)

Apr 29 2021 10:06 PM UTC

}// 110/140

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Sunflower seeds

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taupelink

remix of d/19784 by u/taupelink

function u(t) {

r=Math.random;for(i=1e3;i--;x.fillRect((X-S(Y))*90,(Y-C(X))*90,1,60/t))X=r(Y=r()*12)*22,x.fillStyle='#'+'FFC369'.substr(S(X|Y)*9&C(X^Y)*6,3)

Aug 29 2020 8:33 PM UTC

}// 140/140

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d/19792

u/rep_movsd

#jaquard #weave

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384.cz

remix of d/29374 by u/384.cz

function u(t) {

I=new ImageData(f=c.width=256,f)
for(i=2e5;i--;)I.data[i]=i%4==3?f:C((t+i/f/f|t+i/f)*22/14)*f/(i%4);
x.putImageData(I,0,0)

Jan 27 2024 12:34 PM UTC

}// 122/140

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#dungeon

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eviltoad

remix of d/5427 by u/eviltoad

function u(t) {

t||(a=s=1);f=(n)=>n<0|n>2080?s*=-1:x.fillRect(0,a=n,2920,1);x.fillStyle=R(a*S(t/.1),a*C(t+.1),a*S(t));f(a+s);x.rotate(.1);x.translate(-9,-9)

Jan 3 2018 10:29 PM UTC

}// 140/140

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AnnanFay

remix of d/7082 by u/yonatan

function u(t) {

x.drawImage(c,t&3?0:960,t&1?0:540,960,540)
x.drawImage(I,480,270,960,540)
};{(I=new Image).src='//具.pw'

Mar 2 2018 12:49 AM UTC

}// 103/140

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!h6q: please link https://picsum.photos/1920/1080?random

u/AnnanFay

Change t&3 to t&4 if you want it to branch in all directions.
u/AnnanFay

*t&2

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tonetheman

function u(t) {

x.fillRect((300* S(t)+300)/t%3*200, (300*C(t)+300)/t%3*200, 3, 6);

Feb 25 2017 12:29 AM UTC

}// 66/140

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TGY

function u(t) {

c.width=1920
x.font='100px S'
x.translate(400,400)
x.fillText(['(*_*)', '( *_)','(  *)','(   )','(*  )','(_* )'][Math.floor(4*t)%6],-30,0)

Feb 27 2021 7:18 AM UTC

}// 138/140

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eggs

u/DaSpider

Let me fix that for you c.width=555,x.font='5em S',x.fillText('('+[(s=' ')+s+s,'* '+s,'_*'+s,'*_*',s+'*_',s+' *'][Math.floor(4*t)%6]+')',200,170)
u/DaSpider

Adjust spaces in ' ', as comment apparently removes spaces.

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cesque

function u(t) {

for(i=0;i<128;i++)for(j=0;j<128;j++){{ 
var f=a=>((S(t*a)+1)*32)*(j^i)
x.fillStyle=R(f(5),f(4),f(3.5),1)
x.fillRect(i*8, j*8, 8, 8)
}}

Jul 13 2017 10:27 PM UTC

}// 134/140

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andrea270872

remix of d/12630 by u/andrea270872

function u(t) {

u.o=u.o||[2,3]
u.o[0]+=u.o[1]
u.o[1]*=(2<u.o[0]&u.o[0]<190)?1:-1
c.width=192
a=50+S(t/2)*50
x.fillRect(2,a-5,3,9)
x.fillRect(u.o[0],a,3,3)

Mar 5 2019 4:13 PM UTC

}// 138/140

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PerfectPong (with better bounce)