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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Xen

remix of d/16336 by u/username

function u(t) {

for(c.width|=j=9;j--;)for(a=j**t%t/j,i=-45;++i<46;x[f](0,d*.69,1e4,b))x[f=`fillRect`](d=i*j**a+960,0,b=a/j,2e3)

Oct 27 2019 9:26 PM UTC

}// 111/140

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#dubstep #remix #Xen

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bencoveney

function u(t) {

i=560
j=180
x.fillStyle=R(j+S(t)*j,j+C(t)*j)
x.beginPath()
x.arc(960+S(t)*i,i+C(t)*i,i,0,7)
x.fill()

Oct 26 2019 7:00 PM UTC

}// 100/140

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KilledByAPixel

function u(t) {

with(x)for(c.width|=i=139;i--;stroke())beginPath(q=55*S(t+i)**2),fill(ellipse(i%16*120+60,(i>>4)*120+60,Q=q,55,0,7,0,fillStyle=R(Q*8,Q*5)))

Oct 25 2019 6:51 PM UTC

}// 139/140

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1 coin = 1 byte

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metamero

function u(t) {

o
        ab
surdo
não
         h
ouve

}{c.outerHTML=`<textarea rows=6 style="resize:none">${code}`

Oct 25 2019 2:43 PM UTC

}// 100/140

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poema de Walter Franco - publicado na revista artéria #2 em 1976 - transcriação - homenagem ao compositor que nos deixou ontem

u/metamero

disponível aqui: https://issuu.com/amir_brito/docs/arteria2
u/metamero

[en] poem by Walter Franco - originally published in Artéria #2 magazine in 1976 - transcreation - tribute to the composer who left us yesterday - brazilian concrete poetry
u/metamero

this is also a #quine #dwitterquine

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katkip

function u(t) {

for(c.style.background='#313',i=99;i--;)x.fillStyle=R(255-i*9,99-i*i,i*i),x.fillRect((i<10?960-S(z=i/4)*200:0),99+i*40,i<10?S(z)*400:2e3,20)

Oct 23 2019 2:35 PM UTC

}// 140/140

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#synthwave

u/katkip

the sun is pretty weird, i know lol

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asteriskman

function u(t) {

c.width=180
with(x)fillText('⚪',30*(6-4*t%6.2),59),fillStyle='#FF0',moveTo(n=20,f=55),arc(n,f,n,q=S(4*t)*S(4*t),3),fill(arc(n,f,n,3,6.3-q))

Oct 25 2019 11:56 AM UTC

}// 139/140

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Inktober Day 25 - Tasty

u/Xen

*waka waka waka du-du-du-du*
u/joeytwiddle

#pacman

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katkip

function u(t) {

eval(localStorage.Y)//ꑶ㺡땩쁿徫醋鿏뉈ꑍ奉岙䙽屙箞꽵되㻻覺棘ꐺꐹ䇔䔙嫳㻩䈉䀺公賚棘ꐹ䈉썹썚龝㻘䔙䔚䁍慛뮮鿉꤬舤뵼鸍陨된㺤삊䛄䇒妍㈹夵匀㧹阬뮮鿉꤬肅鬤㺹咐䍘覩䇺䓵兰䍘謹䇺䔚䔚䂍岖귢㻩㉯龀箙삖㻩䠸䔩䠹䔩䠺䀼ꐾ賋徹䠺䦡夻䳋ꑶ㻩䠺愕䬰䁹䠺往쎋

Oct 27 2019 10:55 AM UTC

}// 128/140

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If this doesn't work, view d/16213

u/katkip

#color

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taupelink

remix of d/16295 by u/taupelink

function u(t) {

for(i=d=e=1e3;i--;x.fillRect(d*z,e*z,1,1))[d,e]=[(r=1+Math.random(z=40)*1e3|0)/20+(r%.7+.01)*C(q=d*.1)*S(w=e*.1),r%37+(.01+r%.8)*S(q)*S(w)]

Oct 25 2019 1:44 AM UTC

}// 139/140

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d/16296

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KilledByAPixel

remix of d/16275 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁣𛡷𪑤𭁨𯀽𪐽𜰬𬱣𨑬𩐨𜐹𛀱𞐩𞱩𛐭𞱢𩑧𪑮𤁡𭁨𚁩𛐲𙠦𨱬𪑰𨁥𭡥𫡯𩁤𨀩𚑺👩🀱𛁥𫁬𪑰𬱥𚁺🰴𜀫𝀹𚠨𭀥🐲𚐺𪐪𝀱𛐱𝀬𮠿𜐵𚰶𝠪𭀪𭀺𞐬𮠿𞐺𜠵𛁺🰴𞠲𜠫𤰨𭀪𜰩𛁺𚡴𛀭𜐬𮠿𝰺𜠮𝐵𚐬𮠿𩡩𫁬𚀩𞡳𭁲𫱫𩐨𚐬𬡥𨱴𚀰𛀰𛀹𞐬𞐹𚐻`.replace(/u../g,'')))

Oct 24 2019 7:03 PM UTC

}// 140/140

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Poopy Butt 💩

u/katkip

#nsfw
u/katkip

i feel like dwitter is evolving
u/KilledByAPixel

What if Dwitter becomes self aware and turns into Skynet? #funny

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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.fillRect(a-=S(Φ),b-=C(Φ),r/70,.6)
while(r>8)v(a,b,Φ+S(b)/3,r*=.7)}
v(~~t*177%2e3,1e3-t*20,0,99*(t%(K=3-t/25)))

Oct 23 2019 3:08 PM UTC

}// 140/140

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Crop Growth #organic #fractal #tree #plant

u/Xen

nice
u/joeytwiddle

Look like slithy toves to me