Random dweets | Dwitter

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 1 remix fullscreen

cantelope

function u(t) {

x.globalAlpha=.1
x.fillRect(0,0,(w=960)*2,w*2)
for(i=18;i--;p=.7*i+t,x.clearRect(w+1/(Z=3+C(p))*S(p)*w,540+(i<9?.4:-.5)/Z*w,s=199/(Z*Z),s));

Apr 9 2017 12:54 AM UTC

}// 140/140

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

fixed a FF bug. apparently it doesn't like the syntax Z**2

u/donbright

this has a really cool look

show FPS hide FPS share fullscreen

ximavus

remix of d/34331 by u/ximavus

function u(t) {

x.lineWidth=t*5
onmousemove=m=>{X=m.x*3.4;Y=m.y*3.4}
x.lineTo(X,Y,9,9);x.stroke()

Oct 3 2025 1:26 PM UTC

}// 81/140

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

Too watery paint

u/lewdev

To avoid the ReferenceError: X is not defined error and having to initialize variables, you can swap X and Y with R and T since you aren't using them and are already declared.
u/ximavus

oh nice

show FPS hide FPS share fullscreen

gpolonus

function u(t) {

t?0:b=17.3
onmousemove=e=>b=e.x/15
f=(a,y)=>(x.fillStyle=a%2?'#dee':'#abb',x.fillRect(a,y,9,9))
for(i=0;i++<2e3;)f(i,S(t+i/100*b)*540+540)

Mar 12 2020 2:04 AM UTC

}// 138/140

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

Interactive argyle #interactive

show FPS hide FPS share fullscreen

pavel

function u(t) {

eval(unescape(escape`景爨樽㈲㭱㵃⡶㵪ⴭ⼸⤬爽㌰〫ㄵ〪焬稽匨瘩㬩景爨椽ㄱ㐻甽椭⴯ㄸ㭸⹦楬汒散琨㤴㜫爪䌨甩ⰵ㈸⭲⩓⡵⤬㈵ⰲ㔩⥦㴲⩺⨨焪䌨甩⩓⡴⤫稪䌨琩⤭䌨琩ⱸ⹦楬汓瑹汥㵒⡧㵦⩦⨲㔶ⱧⱧ⬲〪昩;`.replace(/u(..)/g,"$1%")))

Mar 5 2019 2:07 AM UTC

}// 132/140

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

Two-color phong specular shaded torus

u/pavel

166 for(j=22;q=C(v=j--/8),r=300+150*q,z=S(v);)for(i=114;u=i--/18;x.fillRect(947+r*C(u),528+r*S(u),25,25))f=2*z*(q*C(u)*S(t)+z*C(t))-C(t),x.fillStyle=R(g=f*f*256,g,g+20*f)
u/tomxor

Nice #shading #torus
u/f8f82804

#d3 #phong

show FPS hide FPS share 1 remix fullscreen

New_Core

remix of d/3007 by u/New_Core

function u(t) {

b=c.width|=1,d=350
X=10*S(t)
Y=10*C(t)
for(i=d;i--;x.fillRect(X*Z+960,Y*Z+540,Z,Z))Z=d/(9+d-t*i%d),X+=6*C(a=i/50-9*S(t/8)*S(i/9)),Y+=6*S(a)

Aug 3 2017 7:42 AM UTC

}// 139/140

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

total chaos ;)

u/13thptr

#d3

show FPS hide FPS share fullscreen

everdaynormalguy

function u(t) {

for(x.fillRect(0,0,i=640,i);z=--i**.3;x.fillStyle=R(0,100/--z))x.setTransform(s=20/z,0,0,s,0,0),x.fillText('Send Nudes',i%z*77,t++%z*60)

Jun 24 2019 12:16 PM UTC

}// 136/140

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

u/katkip

same to your mom. dont #spam

show FPS hide FPS share 1 remix fullscreen

jick

function u(t) {

for(i=0;i<2e3;i++) { x.fillStyle=R(0,C(t*i)*255,0); x.fillRect(i,1070,10,4); }
x.drawImage(c,0,-5,1920,1080)

Mar 21 2017 3:07 AM UTC

}// 109/140

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

u/donbright

interesting technique
u/Xen

your turn ;-) remix: #2920, i hope you like!
u/Xen

your turn ;-) remix: #2920, i hope you like!

show FPS hide FPS share fullscreen

New_Core

remix of d/25867 by u/New_Core

function u(t) {

with(x)for(c.width=j=200;j--;)for(i=3;i--;lineTo(i*100,j+3*C(b=t+S(j/9+t)+i)*S(b)))i>1?beginPath(stroke()):strokeStyle=`hsl(${b*9},99%,50%)`

Jul 21 2022 8:24 PM 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 1 remix fullscreen

rodrigo.siqueira

remix of d/34568 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert()sepia(`
for(𝕏=X=Y=t,i=3e4;i--;𝕏=X,x.fillRect(Y*3e3+1150,X*2e3-520,t<3,.1))X=(X*X-Y*Y/3)%9+.29,Y=C(2*𝕏*Y+8)+i%3/30

Dec 2 2025 1:46 PM UTC

}// 137/140

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

Soft thorns

show FPS hide FPS share fullscreen

vnf

remix of d/12275 by u/katkip

function u(t) {

a=C(t)<.5;s=S(t)<.5;b=480+(a?1:-1)*50+(s?1:-1)*100;y=270+(!s?1:-1)*50+(a?1:-1)*100;x.fillRect(860,440,200,200);x.drawImage(c,b,y,960,540)

Feb 10 2019 4:30 PM UTC

}// 137/140

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

f-fractal, slow but gets there eventually #fractal