Top dweets by u/rodrigo.siqueira

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: #Opposites

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rodrigo.siqueira

remix of d/28852 by u/rodrigo.siqueira

function u(t) {

for(X=Y=t,i=4e4;i--;x.fillRect(X*2+Y*7+860,Y*4-X*3+900,.1,t<1))
Y=(r=i/Y&8)*4+X*r/29+Y/2-X/3+S(Y/5),x.fillStyle=R(19*r,35,30),X+=Y

Nov 14 2023 11:58 AM UTC

}// 130/140

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Roots

u/danny@hille.dk

Or dragon wings❤️

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rodrigo.siqueira

remix of d/28843 by u/alien

function u(t) {

for(c.width=j=-85;j<85;j++)for(i=-150;i<151;x.fillStyle=R(6*s/q,s/5,q))q=(i++*i+j*j)**(.7+t/1500)/14,s=370*C(q*q),x.fillRect(i+148,j+85,1,1)

Nov 11 2023 3:16 PM UTC

}// 140/140

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HAL's eye

u/cantelope

similar d/21033

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rodrigo.siqueira

remix of d/28802 by u/timothytomato

function u(t) {

c.width|=c.style.filter=`blur(2.5vh)contrast(9)sepia(1)hue-rotate(${t/2}rad)`
for(i=300;i--;)x.fillRect(3*i+500,1e3-T(t/15+i**3)*300,50,200)

Nov 4 2023 7:18 PM UTC

}// 140/140

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Lava lamp #metaballs

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rodrigo.siqueira

remix of d/28763 by u/neimad

function u(t) {

for(u+=x.fillRect(0,0,n=m=c.width=360,m);n;x.fillText(u[n],n*7-t*60%2e3+S(t+n/6)*86+99,y+99))y=S(n--/9+t)*m,x.fillStyle=`hsl(${y/=5} 99%50%`

Oct 27 2023 5:30 PM UTC

}// 140/140

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u/neimad , this code contains a few more tricks to make it shorter and fit in 140 chars.

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rodrigo.siqueira

remix of d/28537 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`󨼮󬽴󮝬󩜽󙽦󪝬󭍥󬬺󪝮󭭥󬭴󚌧󒭦󫽲󚍡󟝢󟜰󛍩󟜳󩜴󞽩󛜭󞽡󚼽󚍲󟝩󚭢󛽴󙬱󚜯󝌭󨬪󤼨󨜪󝌮󞌫󬬪󜬩󛼸󛝡󚭡󛼳󛬳󛍢󛜽󠼨󨜪󝜩󚽢󛼶󚝸󛭦󪝬󫍒󩝣󭌨󨜪󞝥󜼭󝼳󜌰󛍢󚬱󜬰󜌭󞜴󜌬󛬱󛍴󟌱󚜬󭌼󜼦󙭸󛭦󪝬󫍒󩝣󭌨󥌨󪜪󪜯󭌩󚭩󛍩󛍋󟝢󙜳󛼲󛍋󚜻`.replace(/u../g,'')))

Sep 22 2023 10:33 AM UTC

}// 134/140

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illuminated ice planet

u/384.cz

insane!

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rodrigo.siqueira

function u(t) {

c.style='filter:invert('
for(a=b=0,i=1e4;i--;a+=(i*t/b&1)/9-a*a+b*S(a/9),b+=C(a*4.6))x.fillRect(a*4e3-450,b*320,.2,t<3)

Sep 3 2023 2:03 PM UTC

}// 119/140

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Frozen pine leaves #fractal #plant

u/Joachim

Wow!! You should make more like this.
u/rodrigo.siqueira

I've just found where I saw a similar technique, it's a remix of: d/17222 by u/tomxor , and my comment there was "Please create more like this."
u/Joachim

u/rodrigo.siqueira LOL what were the chances!? Well, I guess that’s proof that people like them!

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rodrigo.siqueira

remix of d/28270 by u/rodrigo.siqueira

function u(t) {

f=n=>2*(n+~n+.5)**2
for(c.width%=X=2e3;X--;)
for(Y=9,k=2;k<=9;k++,Y-=f(-f(1.7**k*X/1918/k+t/3+.2))/1.3**k)x.fillRect(X,Y*199-850,C(k)/2,3e3)

Aug 11 2023 12:30 PM UTC

}// 140/140

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Volumetric waves

u/Xen

love it!
u/cantelope

amazing

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rodrigo.siqueira

remix of d/28100 by u/Xen

function u(t) {

for(i=2e4;i--;x.fillRect(960+C(K=S(i)*i+t/4+1/a+a/t)*1200*a,540+S(K)*520*a,9*a,9*a*(t<.5)))a=(i/C(i)+t/6)%2

Jul 6 2023 12:39 PM UTC

}// 107/140

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Andromeda

u/UEZ

#galaxy

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rodrigo.siqueira

remix of d/28076 by u/rodrigo.siqueira

function u(t) {

for(i=1e4;i--;x.fillRect(960+q*C(u=i*i*t)/Z*2500,540-S(u*q)/Z*2450,(t<6)/3,S(Z/99+3)*9))q=C(i%2/9+T(u*t)/2e3),Z=q*S(u)+9+3*S(u/2)|0

Jun 30 2023 2:39 PM UTC

}// 131/140

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Construction #2.5 (squaring the circle)

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rodrigo.siqueira

remix of d/27472 by u/Xen

function u(t) {

c.width|=0
for(K=i=2e3;i--;)x.fillRect(i*1,1080,1,S(i/130-T(t/2-i/K+1)/4)*99-3e3/(S(i/9+S(i/88+t)*5*S(i/20+t)+S(i-t*3)/9)+C(i*9-t)/t/t/t+9))

Apr 30 2023 2:40 PM UTC

}// 140/140

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Pulse of T(t/2-i/K+1) waves

u/Xen

nicely done!

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