Dwitter - javascript demos in 140 characters

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: #ScaryMovies

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rodrigo.siqueira

remix of d/31658 by u/rodrigo.siqueira

function u(t) {

x.save(c.style='filter:sepia()invert()')
x.globalAlpha=.1
x.translate(t*88-240,760)
x.rotate(-t/5)
x.fillRect(200,0,9,2500)
x.restore()

Apr 25 2024 11:27 AM UTC

}// 135/140

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Blue flame (it takes 25 seconds to complete) #light

u/cantelope

#slowdraw

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BriSeven

remix of d/31655 by u/BriSeven

function u(t) {

eval(unescape(escape`景爨挮睩摴株㴱ⱷ㴱㘬栽⡩ⱷⱨ⤽㹓⡩⭷⤪㤪䌨栩⩃⡴⼴⥼〬椽㔴㭩ⴭ㬩景爨樽ㄲ㭪ⴭ㬩欽栨〬椬琩ⱬ㵨⡫ⱪⱴ⬲⤬砮晩汬剥捴⠴〰⬨椫氩⩷ⰴ〰⬨樫栨氬椬琩⭫⤪眬椯㌦ㄦ♷ⱷ)`.replace(/u(..)/g,"$1%")))

Apr 25 2024 8:56 AM UTC

}// 127/140

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3 Skew melting dance #default

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katana

function u(t) {

c.width=1e3;a="";x.font="70px s"
for(k=10;y=--k*(1+t/8);y%6.2832<.3&&(a=k))x.fillText(k,470+180*C(y),290+180*S(y))
x.fillText(a,470,290)

Apr 26 2024 8:22 AM UTC

}// 136/140

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BriSeven

function u(t) {

eval(unescape(escape`景爨䠽挮睩摴株㴱ⱳ㴴⩓⠵⩴⤫㔬眽㔰⽳ⱗ㴱㠪猬欽〻欼㐪圪猻欫⬩椽欥坼〬瘽匨琩ⱡ㴨䌨琩ⴱ⤯瘬樽⡫⽗簰⤫椪慼〬搽椫瘪橼〬攽椯猦ㄦ♷ⱸ⹦楬汒散琨䠯㐫搪眬䠯㐫⡪⭡⩤簰⤪眬攬攩`.replace(/u(..)/g,"$1%")))

Apr 24 2024 3:26 AM UTC

}// 130/140

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#default "pixel perfect" rotation with 3 skews

u/BriSeven

eee i got it under 140 chars!
u/BriSeven

for(c.width*=1,k=0;k<1800;k++)i=k%90|0,v=S(t),a=(C(t)-1)/v,j=(k/90|0)+i*a|0,d=i+v*j|0,x.fillRect(400+d*10,400+(j+a*d|0)*10,e=i/5&1&&10,e)
u/BriSeven

124 for(k=c.width*=1,x.scale(10,10);k--;)i=k%90|0,v=1/S(t),a=C(t)*v-v,j=k/90+i*a|0,d=i+j/v|0,x.fillRect(40+d,40+j+a*d|0,i/5&1,1)

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rodrigo.siqueira

remix of d/25755 by u/BriSeven

function u(t) {

x.save(c.style='filter:invert(')
x.font=5/t+4*t+'px a'
x.translate(560,460)
x.rotate(t*73+5.065)
x.fillText(' Dwitter',W=30*t,W)
x.restore()

Apr 24 2024 7:29 PM UTC

}// 140/140

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Dwitter card #text #flower

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lewdev

remix of d/31658 by u/rodrigo.siqueira

function u(t) {

x.save(x.font=5/t+4*t+'px a')
x.translate(960,540)
x.rotate(t*73+5.065)
x.restore(x.fillText('🤣',W=30*t,W))

Apr 25 2024 10:52 PM UTC

}// 107/140

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🤣 #text #flower

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Agnes

function u(t) {

for(c.width|=i=9;i--;x.rotate(t+i),x.scale(S(i+t),C(i+t)),x.fillText("🃏",-.5,-.5))x.setTransform(10,0,0,30,400+(i+.5)*100+S(t)*300,500)

Apr 24 2024 6:06 AM UTC

}// 135/140

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Balatro #default

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taupelink

remix of d/31648 by u/taupelink

function u(t) {

eval(unescape(escape`昽瘽㸨㈪瘥ㄲ⵶┶⵶⼲┲ⴲ⤪⨲⼲㭧㵮㴾昨堯温⭦⡙⽮⤦㌻景爨椽ㅥ㐻椭ⴻ砮晩汬剥捴⠲㐰⬴⩘ⰶ〫㐪夬木ㄩ幧⠲⤬㈪⨭琩⥘㵩⩩⩴┳㘰ⱙ㵘⩩┲㐰ⱸ⹦楬汓瑹汥㵛✣䐵㔧Ⱗ⍁䉄✬✣ㄳ䄧Ⱗ⌴㄰❝孧⠵⥝`.replace(/u([^D].)/g,'$1%')))

Apr 26 2024 4:53 AM UTC

}// 140/140

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d/31667

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lewdev

remix of d/28320 by u/lewdev

function u(t) {

x.fillText([36e2,c.width=60,1,.01].map(A=>(B=t>=A?t/A>>0:0,t%=A,B>9?B:`0`+B)).join`:`,2,9)

Apr 26 2024 1:55 AM UTC

}// 90/140

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⏲ Running #timer #clock (#golfed -15b)

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lewdev

function u(t) {

eval(unescape(escape`琿挮睩摴桼㴰㨨愽嬮⸮∠††††≝Ɫ㴢砢⤊渽㈰〬砮景湴㴢㑩渧∊愮浡瀨⡤Ⱪ⤽㹸⹦楬汔數琨搬椥㌪㘴〫測繾⡩⼳⤪㌶〫温⤊挮潮捬楣欽攽㹡孾縨攮砯温⭾縨攮礯ㄱ㈩⨳崽戽⡢㴽≸∿≯∺≸∩`.replace(/u([^D].)/g,'$1%')))

Apr 26 2024 1:06 AM UTC

}// 137/140

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❌⭕ #tictactoe #tic-tac-toe Click on canvas to play

u/lewdev

Add for(i=9;--i;)x.rect(~~(i%3)*640,~~(i/3)*360,640,360);x.stroke() for lines