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

Please log in (or register) to post a dweet (copy-paste the code somewhere safe to save it meanwhile)


    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

show FPS hide FPS share fullscreen

Bravveo

function u(t) {

c.width|=0
for(i=2000;i--;)e=0.0628,x.fillStyle=R(255,C(t+i/1000)*255,0),x.fillRect(960+S(t+i*6284)*125+C(t-i*e)*800,540+T(t+i*e)*999,99,25)

Sep 30 2018 5:47 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Lava + Spaghetti = This

show FPS hide FPS share fullscreen

cantelope

function u(t) {

eval(unescape(escape`景爨硛焽❦楬汓瑹汥❝㴧⌱〱㌧ⱸ孬㴧晩汬剥捴❝⠰ⰰⱩ㴲攳Ⱪ⤻椭ⴻ硛煝㵠桳氨⑻楽ⰶ〥Ⱔ笳〫椥㠰紥怬硛汝⠹㘰⭓⡰㵩⼹㤥㜫匨琯㈩⨴⤪⡶㴨⸱⭩⩩⼹㤹┱⤯娪㤹⤬㔴〫䌨瀩⩶ⱳ㴲⽚ⱳ⤩娽⡩⼹⸲⭴⼹⤥⸳`.replace(/u(..)/g,"$1%")))

Sep 28 2018 12:14 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

show FPS hide FPS share fullscreen

cantelope

function u(t) {

eval(unescape(escape`景爨樽眽⡣⹷楤瑨㴱攳⤯㈬焽⠱⬱⼳⤪⨮㔻樭ⴻ砮扥杩湐慴栨砮獴牯步⠩⤩景爨椽㐻椭ⴻ⥚㴲㔫⠨瘽樯㌰簰⤭ㄴ⵴⨳┲⤪ㄮ㔫䌨瀽ㄮ〵⩩⤬堽⡪┳〭ㄵ⤪㈯焫⡶┲㼱⽱㨰⤫匨瀩ⱸ⹬楮敔漨眫堯娪眬㘯娪眭ㄵ〩`.replace(/u(..)/g,"$1%")))

Sep 27 2018 2:16 AM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

https://dweet.net/315/10113

show FPS hide FPS share fullscreen

QXY

function u(t) {

c.width|=0;for(i=0;i++<99;){x.strokeStyle=R(o=i&1?-9:99,0,o,.5),x.beginPath(),x.arc(o*5*S(t/2)+960,520+o,i*(x.lineWidth=16),0,7),x.stroke()}

Sep 29 2018 1:20 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Inspired by Spaceballs - SotA

show FPS hide FPS share 2 remixes fullscreen

ETHproductions

function u(t) {

for(i=8192,c.width=128,r=R,R=n=>~-r[i+n]-~r[i-n];i--;(R[i]=p+new Date%9/t/9>=3-r[i]&p<4)&&x.fillRect(i>>6,i%64,1,1))p=R(1)+R(63)+R(64)+R(65)

Sep 25 2018 6:06 PM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Conway's Game of Life in 140b

Show more comments…
u/ETHproductions

Takes a second to get going due to the limitations on how I could kick it off. The 184b version looks much better; I may post it when I'm satisfied with it.
u/aemkei

Nice! #gameoflife
u/and3k5

How do you twist your brain to do this thinking? It's amazing!
u/katkip

That's a huge GOL
u/zanella

My new favourite dweet. :)
u/hells-fargo

i was waiting to find this somewhere on here! :D

show FPS hide FPS share fullscreen

Xen

remix of d/10146 by u/anotherkitten

function u(t) {

c.width|=c.style.background=R();for(i=3e3;i-=6;x.fillRect(i,420+b,h=9+C(a)*3,h))x.fillStyle=R(b=299*S(a=i/(300+50*C(i*t/8))+t*9),C(t)*b,-b)

Sep 28 2018 10:31 PM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

had to have a play

u/anotherkitten

some really nice colors for them being this dynamic

show FPS hide FPS share fullscreen

Xen

function u(t) {

x.fillRect(T(t)*1e3,T(t*t)*1e3,2e3,2e3)
x.fillStyle=`hsla(${t*2e3},90%,40%,.04)`

Sep 30 2018 6:19 PM UTC

}// 80/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

show FPS hide FPS share fullscreen

anotherkitten

remix of d/10141 by u/anotherkitten

function u(t) {

e=(a,b)=>a/b%2>1?b-a%b:a%b;x.fillRect(0,0,j=2e3,j);x.globalAlpha=.1;for(;j--;)x.clearRect(e(t**3*S(j/1200),1911),e(t**3*C(j/1200),1071),9,9)

Sep 29 2018 2:20 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

exponential ripple

show FPS hide FPS share fullscreen

THORinHOOD

function u(t) {

w=1920;q=20;for(i=0,d=0;i<1920;d=(d+1)%2){p=w/2*(1+C(t/2+i/200));x.fillStyle=`hsl(${C(t)*10+20*d},99%,50%`;x.fillRect(d*p,i,w*d+p,q);i+=q*d}

Sep 29 2018 4:09 PM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

u/BirdsTweetCodersDweet

If you replace your ; with ,, you won't need the {} ;)

show FPS hide FPS share fullscreen

Purpzie

remix of d/10129 by u/Purpzie

function u(t) {

for(c.width|=i=2e3;i--;)x.fillRect(960+200*C(a=0|i/6)*S(T(t/1)+i%6/a),540+200*S(a),9,9)

Sep 28 2018 1:38 AM UTC

}// 87/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

even MORE golfed, 22 characters less than the very original