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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Opposites

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rodrigo.siqueira

remix of d/25797 by u/rodrigo.siqueira

function u(t) {

for(i=2e4;i--;x.fillRect(960+S(p=i*i*t)/(Z=S(t+i)/250/(t<.1?.3:t<.5?1:1.7)),540+C(p**-4+p*(i%3))/Z,K=.6/(1+t),K))'◬'

Jul 15 2022 12:53 AM UTC

}// 116/140

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Elements of Sacred Geometry #1

u/jdspugh

The shading is great

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rodrigo.siqueira

remix of d/25499 by u/rodrigo.siqueira

function u(t) {

for(m=800;m--;x[t>.8?'fill':'stroke']())x.beginPath(x.fillStyle=R(i=m%280,i/2,0,(t<1)/50)),x[m%8?'rect':'arc'](m*m%2e3,m*2,i/2+t*7,i^m,m)

May 16 2022 1:47 PM UTC

}// 137/140

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rodrigo.siqueira

remix of d/25475 by u/rodrigo.siqueira

function u(t) {

for(m=1e3;t<.6&&m--;x[m%2?'fill':'stroke']())x.beginPath(x.fillStyle=R(i=m%126,i*2,i*4,.2)),x[m%5?'rect':'arc'](m*m%2e3,m,T(i-.1/t)**2,i,m)

May 10 2022 12:26 PM UTC

}// 139/140

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Geometric blue lights

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rodrigo.siqueira

remix of d/23431 by u/rodrigo.siqueira

function u(t) {

for(Y=t/9-1,i=2e3;i--;x.fillRect(i,60*t,1,1))r=((X=i/540-1.8)*X-Y*Y)/30,x.fillStyle=`hsl(${(K=T(Y/r|X/r)*2)*6+i/6},59%,${99*S(K*3)**4}%`

Mar 10 2022 10:55 PM UTC

}// 136/140

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Four buildings seen from above and the streets below.

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rodrigo.siqueira

remix of d/24904 by u/rodrigo.siqueira

function u(t) {

with(x)for(i=900;i--;fillRect(~setTransform(s=i,0,0,s,960+i/t+3*s*S(i-t/2),560+2*s*C(i/40-t*2.5)),+~rotate(i/5),2,2))fillStyle=R(i,i/3,0,.2)

Feb 11 2022 3:12 AM UTC

}// 140/140

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Ethereal creature

u/rodrigo.siqueira

Misty mountain fog #smoke
u/magna

Or fire dragon tongue
u/jellyedwards

So cool!

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rodrigo.siqueira

function u(t) {

for(j=9;j--;)for(i=2e3;i--;x.fillRect(X,Y,85,2))x.fillStyle=R(k=i%2*180,k,k),k?(X=i/5+j*170+49,Y=i):(X=j*170+377-i/22,Y=i/5+360)

Dec 12 2021 4:03 PM UTC

}// 128/140

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Spatial Contradiction (#art reproduction) #default artwork from 1958 by Waldemar Cordeiro, a pioneer in the use of computer in the arts in Brazil and Latin America. He was the precursor, theorist and leader of the concrete movement in Brazil. Original name: "Contradição Espacial".

u/magna

Awesome! :)
u/magna

Scrolling up and down, this creates the optical illusion that the bars are shifting left and right
u/neimad

that's a neat trick!

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rodrigo.siqueira

remix of d/24199 by u/rodrigo.siqueira

function u(t) {

for(i=k=680;--i;x.fillRect(k+S(i)*Y*i,k+S(i)*v*i*9,q*Y,Y*i*v))f=i*t,X=f%3-1,Y=X*f%7-2,x.fillStyle=R(q=i*X,q*=X,q*=Y*Y*t*q/i/X,i/q/q),v=.2**t

Nov 26 2021 6:25 PM UTC

}// 140/140

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Future cyber city

u/magna

OMG

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rodrigo.siqueira

remix of d/23958 by u/rodrigo.siqueira

function u(t) {

for(i=k=720;--i;x.fillRect(Y*k*C(i)+i,k-Y*f,9*q*X/t,Y*i*v))f=i*t,X=i*f%3-1,Y=X*f%4-2,x.fillStyle=R(q=i*X,q*=X**t,q*=Y/t*3,i/q/q),v=.2**t

Sep 30 2021 7:58 PM UTC

}// 136/140

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Sea and sun (rectangle collage)

u/donbright

wild

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rodrigo.siqueira

remix of d/23896 by u/rodrigo.siqueira

function u(t) {

for(i=5e4,w=960;i--;x.fillRect(w+w*X/Z,w*Y/Z/2-Z*640-3e3,8/Z/Z,t<3))r=Math.random,X=r()*20-9,Y=r()*20-9,Z=(s=S(s=S(X*Y)+X*X+Y*Y+7)/s)**.2-6

Sep 22 2021 4:06 PM UTC

}// 139/140

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Circular layers

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rodrigo.siqueira

remix of d/23827 by u/rodrigo.siqueira

function u(t) {

for(i=420;r=--i>>2;i&3||x.beginPath(x.fill()))x.fillStyle=`hsl(1,60%,${90-3*r}%`,x.arc(960,580,(t<2?t:2)*20*r,a=(i+S(r/S(i)-t))/.9549/.6,a)

Sep 10 2021 8:17 PM UTC

}// 139/140

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Floating Pieces

dwitter.net | rodrigo.siqueira (15489)