Dweets awesomed by u/NiVZ

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.

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Current theme challenge: #Food

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taupelink

remix of d/35301 by u/taupelink

function u(t) {

z=t?z+C(z/6):1;for(i=6e3;i--;x.fillRect(i/3,60*t,(z%=12)+1,z/=.8+S(t*z+t/8)/4))x.fillStyle=(z+=S(i/2e3-9/z))&6?z&3?'#0136':'#EEE1':'#9FE3'

May 6 2026 4:26 AM UTC

}// 138/140

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d/35344

u/Axioplase

Nice. It looks like a forest with lakes, seen from a plane!
u/KilledByAPixel

that's cool, i see it! 🛩️
u/magna

WOW
u/magna

I see a city with buildings and streets
u/aleamb

I see a city too. Amazing.

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mark1626

remix of d/35272 by u/rodrigo.siqueira

function u(t) {

f=(X,Y,s,r)=>{if(s>1)f(X+s*S(r),Y+s*C(r),s/1.23,r+S(v=r*2.5)+C(v/5+t*8))
else x.fillRect(X,Y,t<2,.1)}
for(i=2e4;i--;)f(960,540,99,t*i)

May 6 2026 3:42 AM UTC

}// 134/140

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penta-sphere

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rodrigo.siqueira

remix of d/34918 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(𝕏=X=Y=i=3e4;i--;𝕏=X,x.fillRect(Y*900+960,X*1600+210,t<1,.1))
X=T(X*X-Y*Y)+.27,Y=T(𝕏*Y-.02+S(i/1.02+S(i+t)%1)/3)

May 5 2026 2:28 PM UTC

}// 140/140

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Silk surface

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taupelink

remix of d/35291 by u/taupelink

function u(t) {

with(x)for(m=2e3;m--;fill(arc(m%11*190+r*C(m),(m>>2)%7*190-r*S(m),r/w,i=m*.4,i-6+t)))beginPath(w=2**t,fillStyle=R(r=m**(1-t/8),r,r,9*t/r/w))

Apr 29 2026 4:14 AM UTC

}// 140/140

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d/35293

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rodrigo.siqueira

remix of d/34746 by u/rodrigo.siqueira

function u(t) {

x.reset()
for(i=651;i--;)
for(j=16;j--;x.fillRect(960+S(k=i/69.08*4/3)*r,540+C(k)*r,4,4))r=410-12*j+19*C(i/17.27-j/9)*(-2+S(t*3+S(j/2+t*5)))

Apr 28 2026 2:17 AM UTC

}// 140/140

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Animated object

u/Agmerboi

awsome
u/Agmerboi

awsome

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HardlyProductive

function u(t) {

a=9e3;for(x.fillStyle="#0001",x.fillRect(0,0,a,a),x.fillStyle='red';a--;)x.fillRect((a%5*811+t*a/3)%a,a/5|0,5*(Math.random()*20<a%25),5)

Apr 28 2026 12:55 AM UTC

}// 136/140

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lasers

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joeytwiddle

remix of d/15128 by u/joeytwiddle

function u(t) {

c.width|=0;x.font='9em"';[...'🌽🐖🥓🍔💩'].map((C,j)=>{for(i=12;i--;)X=((i+t*4+S(t*5-j*8))%12)-6,x.fillText(C,900-(1-2*(j%2))*X*192,160+220*j)})

Apr 24 2026 11:07 PM UTC

}// 139/140

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Pork burger factory (squeamix)

u/cantelope

i don't pay you to show me how the porkburgers are made

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NiVZ

function u(t) {

f=['🍟','🍔']
r=(a)=>Math.round(Math.random()*a);
x.font='120px Arial'
x.fillText(f[r(1)],r(1920),r(1080))

Apr 24 2026 2:25 PM UTC

}// 104/140

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Fast #Food

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rodrigo.siqueira

remix of d/35144 by u/rodrigo.siqueira

function u(t) {

c.width|=c.style.filter=`invert(`
for(𝕏=X=Y=i=1e4;i--;𝕏=X,x.fillRect(Y*2e3+960,X*2500-320,2,3))X=X*X-Y*Y+.27,Y=S(2*𝕏*Y+S(i/7+S(i-t)%.9)/9)

Apr 23 2026 2:13 AM UTC

}// 138/140

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Particle flow

u/gennadiy

Зачем много где артхаусный 3D ретрофутуристический мультфильм "Фунтик"?

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rodrigo.siqueira

remix of d/35269 by u/mark1626

function u(t) {

f=(X,Y,s,r)=>{if(s>1)f(X+s*S(r),Y+s*C(r),s/1.25,r+S(v=r*1.4)+C(v/5+t*8))
else x.fillRect(X,Y,t<2,.1)}
for(i=2e4;i--;)f(960,540,99,t*i)

Apr 21 2026 3:12 PM UTC

}// 134/140

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#mandala

u/mark1626

There's a lot of interesting combinations with this. Is there a math behind this equation?

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