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 2 remixes fullscreen

taupelink

remix of d/26374 by u/taupelink

function u(t) {

eval(unescape(escape`景爨洽㔰㐻洭ⴻ砮晩汬⠩⥤㵴⨪琬砮扥杩湐慴栨砮晩汬却祬攽刨樽洪⨨ㄭ津⠷⼹⤩Ⱪ㵭┱㠹⬲〬漽楞樯搬㔰⩃⡩┳⩭⤪⨲⽩⽤⤩ⱸ⹡牣⡭┷⨳㈰⭯⩃⡩⤬椥㤪ㄳ㔫漪匨椩Ⱪ⩃⡩⭭⤪⨲⨲⩴⽤ⱭⱭ⬱⭩┳⤠`.replace(/u([^D].)/g,'$1%')))

Nov 14 2022 1:22 AM UTC

}// 140/140

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

d/26474

u/KilledByAPixel

cool, i love how this one grows
u/magna

Amazign!

show FPS hide FPS share fullscreen

taupelink

remix of d/26474 by u/taupelink

function u(t) {

for(m=756;m--;x.fillRect(i%9*240+o*C(i),m%7*180+o*S(i),j/d,i*t/d))d=t**t,x.fillStyle=R(j=m**(1-m%.875),i=m%252+50,o=i/t+j,j*C(i%3*m)**2/i/d)

Nov 15 2022 1:59 AM UTC

}// 140/140

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

d/26476

show FPS hide FPS share fullscreen

384.cz

remix of d/26160 by u/384.cz

function u(t) {

x.fillRect((f=t*60)*3,(16-(f%16))*48,48,48*`︀舀먀먀먀舀︀䠀䠀䠀䠀䠀䡿䡁保䁝䁝俁䡿䠀䠀䠀䠀䠀︀舀먀먀먀舀︀`.charCodeAt(f/16).toString(2).padStart(16)[0|f%16])

Nov 13 2022 4:53 PM UTC

}// 128/140

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

Tridl

u/384.cz

More info about Tridl: https://384.cz/en/potvurky/prehled/#tridl

show FPS hide FPS share fullscreen

Inkbox

function u(t) {

p=["☀️","🌑","🪐","🌎","☄️"]
W=1920
x.fillRect(0,0,W,W)
x.font="4em'"
for(i=0;i<5;i++)x.fillText(p[i],i*99*C(t/(i+1))+W/2,i*99*S(t/(i+1))+540)

Nov 11 2022 1:13 PM UTC

}// 139/140

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

Solar System

u/tomxor

very cute
u/DaSpider

astronomically innacurate
u/andrea270872

nice

show FPS hide FPS share 1 remix fullscreen

rodrigo.siqueira

remix of d/18274 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(Y=X=j=7e3;j--;j%99||(T=Y=S(j*t)*2,R=X=C(Y)))Y=Y*Y-X*X+(X=X*Y/5+R,T),x.fillRect(1300-X*1200,Y*299+650,.5,t<6)

Nov 12 2022 11:52 PM UTC

}// 137/140

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

I was trying to remix the Buddhabrot but got the #Bifurcation Diagram instead.

u/joeytwiddle

Sometimes mistakes are the most fun

show FPS hide FPS share fullscreen

rodrigo.siqueira

remix of d/18274 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`sepia()invert(`
for(Y=X=j=1e4;j--;j%9||(T=Y=C(j%99),R=X=C(t*j)*t))Y=Y*Y-X*X+(X=X*Y+R,T),x.fillRect(X*390+960,Y*400+680,.3,1)

Nov 12 2022 9:39 PM UTC

}// 140/140

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

Explosion of lines

u/lonestar108

Looks like Horus, looks like your program may be channeling Egyptian gods, you might want to get that checked out

show FPS hide FPS share fullscreen

tridee

function u(t) {

c.width=1920
n=600,r=300
for(i=0;i<n;i++){
a=7/n*i
x.fillRect(
C(a*3+S(n)+t)*r+960, 
S(a*2+C(t)+t)*r+540, 
S(i)*8, 
S(i)*8)}

Nov 12 2022 4:46 PM UTC

}// 124/140

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

the hourglass

show FPS hide FPS share fullscreen

neverGonnaGive

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<600;i++) {
x.fillRect(
900+S(i)*S(t*i)*S(t*i)+500*S(t)*C(i),
500+100*C(i+t),
100,
100*S(t)
)
}

Nov 13 2022 8:47 PM UTC

}// 137/140

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

One ring to rule them all...

show FPS hide FPS share fullscreen

rodrigo.siqueira

remix of d/26462 by u/Odog8

function u(t) {

for(k=6e3;k--;){Q=B=C(k/t)
P=a=[A=T(k*t+k)]
for(i=20;i;)a[i--]=[P,Q]=[P*P-Q*Q+A,2*P*Q+B]
x.fillRect(a[0]*680+1200,a[k%9][1]*580+540,t<9,1)}

Nov 12 2022 1:28 AM UTC

}// 139/140

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

Shadows of a Buddhabrot #buddhabrot

show FPS hide FPS share 1 remix fullscreen

Odog8

function u(t) {

eval(unescape(escape`景爨氽㡥㌻氭ⴻ吽䵡瑨⹲慮摯洩筡㵛䄽吨䈽吨倽儽〩⨴ⴲ⤪㐭㉝㭦潲⡩㴲〻椭ⴻ愮灵獨⡛倬兝㵛倪倭優儫䄬㈪倪儫䉝⤩㭩昨倪倫優儾㐩景爨樠潦⁡⥸⹦楬汒散琨橛そ⨵〰⬱攳ⱪ嬱崪㔰〫㔰〬⸱ⰱ⥽`.replace(/u(..)/g,"$1%")))

Nov 10 2022 6:55 PM UTC

}// 134/140

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

Buddhabrot. Please golf further!

u/Odog8

Iter 20
u/Odog8

#waitforit
u/KilledByAPixel

nice! heres my 140 byte one https://www.dwitter.net/d/18241 and a longer one with color https://www.dwitter.net/d/18243
u/Odog8

THanks, those are awesome
u/rodrigo.siqueira

#Buddhabrot