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: #Food

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katkip

remix of d/17495 by u/katkip

function u(t) {

eval(unescape(escape`𭁼𯀨𮠽𦱻𮀺𞐶𜀬𮐺𞐹𞐬𩀺𜑽𧐬𭰽𜀩𞱦𫱲𚁩𘁯𩠠𮠩𮀮𩡩𫁬𤡥𨱴𚁩𛡸𛁩𛡹𛀴𛀴𚐬𪐮𮐭🐱𚱓𚁩𛡤𚐯𜠬𪐮𮀫👃𚁩𛡤𚠪𜠫𭀯𪐮𩀩𚡩𛡤𛰲𞱩𩠨𚰫𭰥𜠰🐽𜀩𮠮𬁵𬱨𚁻𮀺𪐮𮀬𮐺𪐮𮐬𩀺𭁽𚐠`.replace(/uD./g,'')))

Feb 5 2020 8:34 PM UTC

}// 117/140

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#growth #compressed this is more smooth

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DaSpider

function u(t) {

throw(C(2*t)>0?'❤':'💔')+(C(2*t)>0?'▒':'░').repeat(S(2*t)*12+12)+(C(2*t)>0?'😁':'😟')

Feb 3 2020 8:21 AM UTC

}// 82/140

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#growth

u/zungl

Change <3 to 8==D

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Xen

remix of d/17488 by u/DataMeta

function u(t) {

for(j=2e3;j--;x.fillRect(j,t*99,j,9))x.fillStyle=R(n=C(j**t^j)<0?1:255,n,n,.1)

Feb 4 2020 10:33 PM UTC

}// 78/140

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golf test

u/DataMeta

nice one!

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DataMeta

remix of d/17436 by u/DataMeta

function u(t) {

for(r=Math.random,j=1e3;j--;)r()<.1?n=99:r()>.9?n=255:x.fillStyle=R(n,n,n,.05),x.fillRect(j*2-9,t*99-9,99*r(),9)

Feb 4 2020 9:07 PM UTC

}// 112/140

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brushed steel #texture

u/Xen

nice!

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Leodude123

function u(t) {

c.width=1920 
for(i=0;i<25;i++) {
x.fillStyle=R(39+i*S(t)*10,78,180,1)
x.fillRect(4+i*100+S(t)*100,400+50*S(t*10+i),50,200) 
}

Feb 5 2020 12:57 AM UTC

}// 126/140

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Waves!

u/Leodude123

#deafault

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rodrigo.siqueira

remix of d/14479 by u/rodrigo.siqueira

function u(t) {

v=(a,b,Φ,r)=>{for(i=~r;i++;x.fillStyle=R(r/2,1e3/r))x.fillRect(a+=S(Φ),b-=C(Φ),r/59,1)
while(r>9)v(a,b,Φ+S(b),r*=.7)}
v(960,1050,S(t)/7,299)

Feb 2 2020 3:54 PM UTC

}// 140/140

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Carrot #growth

u/lionleaf

Love it! It gets incredibly hairy after a while :)
u/katkip

Tastyy!

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Xen

remix of d/17465 by u/Cloud

function u(t) {

for(c.width|=i=1+~~t,x.font="19em Sans";i--;)x.fillText("🦡",810+C(i)*810,400+C(t*15)*99+S(i**2)*500)

Feb 3 2020 4:54 PM UTC

}// 100/140

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badger badger badger

u/sigveseb

:D
u/rnbw

(mushroom, mushroom!)
u/joeytwiddle

#badger

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Cloud

function u(t) {

c.width|=0
x.fillStyle="#ddd"
x.ellipse(990,1020,160-C(t*15)*60,40,0,0,7)
x.fill()
x.font="19em Sans"
x.fillText("😀",810,910-C(t*15)*100)

Feb 3 2020 3:39 PM UTC

}// 137/140

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Colobok

u/sigveseb

cool concept
u/Cloud

Thanks)

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rodrigo.siqueira

remix of d/17474 by u/rodrigo.siqueira

function u(t) {

c.width+=0
v=(a,b,Φ,r,N)=>{for(i=0;i++<r;)x.fillRect(a-=S(p=Φ/2),b+=C(p),s=r/30,s)
r>6&&v(a,b,Φ+N,r*=.8,N-S(t/2)/2)}
v(1200,0,S(t*2),840,3)

Feb 4 2020 1:59 AM UTC

}// 139/140

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Swinging #spiral maker

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Cloud

function u(t) {

c.width|=0
x.font=`${-C(t*8)*2+9}em Arial`
x.fillText("😵",960-S(t*8)*500-70,540-C(t*8)*100)

Feb 4 2020 1:44 PM UTC

}// 91/140

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😵😵😵😵