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: #Food

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rodrigo.siqueira

remix of d/28792 by u/rodrigo.siqueira

function u(t) {

c.style='filter:sepia()invert()'
for(X=Y=t,i=6e4;i--;x.fillRect(X*15+230,Y*15+540,.1,t<1))Y=(i/Y&8)*6+(Y-X)/2+.8/Y,X+=Y

Nov 3 2023 12:18 AM UTC

}// 120/140

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When I look through my window #night

u/rodrigo.siqueira

Improved version with less bright problem around the black lines: c.style='filter:sepia()invert()';for(A=X=Y=t,i=7e4;i--;x.fillRect(1680-X*15,Y*15+540,.1,t<1))Y=(i/Y&8)*6+(Y-X)/2+.8/Y*S(Y*i),X+=Y
u/magna

It's a greenhouse at night!

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rodrigo.siqueira

remix of d/20182 by u/danny@hille.dk

function u(t) {

with(x)for(fillRect(0,0,w=i=2e3,i);i--;strokeRect(960-i/2+2*i*S(t),540-i,9*S(i*w)*i,2*i))strokeStyle=R(w,w/19),setLineDash([i])

Aug 15 2023 1:38 PM UTC

}// 127/140

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Immersive perspective environment

u/Joachim

:O

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rodrigo.siqueira

remix of d/28252 by u/rodrigo.siqueira

function u(t) {

for(i=1e5;i--;x.fillRect(960+C(K=i+2/C(i*2)/9+S(a*9)/a)*740*a,540-S(K)*630*a,(t<1)*a,.4))a=i*i*t%2

Aug 7 2023 12:59 PM UTC

}// 98/140

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Spiral Labyrinth #spiral

u/cantelope

damson thats cool. I like that
u/Joachim

Very satisfying!

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rodrigo.siqueira

remix of d/28151 by u/rodrigo.siqueira

function u(t) {

for(i=2e4;i--;x.fillRect(1600+C(K=i/22222+a/1+1/a)*740*a,340+S(K)*590*a,3*a,a))a=((S(t*i/299)**2/t/9))%2

Jul 23 2023 2:48 PM UTC

}// 104/140

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The bird spiral #spiral

u/cantelope

birdness intensifies

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rodrigo.siqueira

remix of d/28061 by u/rodrigo.siqueira

function u(t) {

for(i=1e4;i--;x.fillRect(99*X+190,86*Y,K=2+5/t,K))f=(S(X=i/t%21-2)-C(Y=i*t%13)-.2)**.5,x.fillStyle=`hsl(${-9*t},40%,${f*45+C(f*X*Y+t)*28}%)`

Jun 29 2023 2:33 PM UTC

}// 140/140

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Color cycle objects

u/Joachim

Oh, nice!
u/tomxor

I want to touch
u/_louis

beautiful!

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rodrigo.siqueira

remix of d/27290 by u/vgel

function u(t) {

for(c.width|=m=1420;m--;x.stroke())X=C(m+t),Y=S(m+t*2),x.beginPath(),x.fillRect(V=m%41*47,m-m%41,9,9),x.arc(700+330*++X,530+320*Y++,120,0,7)

Mar 30 2023 10:55 PM UTC

}// 140/140

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#torus #grid #uncompressed

u/Xen

love it!
u/vgel

RIP the SDF... :-) it looks convincing though!

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rodrigo.siqueira

remix of d/27177 by u/rodrigo.siqueira

function u(t) {

for(i=1e4;i--;x.fillRect(64*X,90*Y,Y+f&3,.5))X=i*i*t%30,Y=6+6*C(i*t),f=C(X+S(C(Y+S(Y-X))))*4+Y,x.fillStyle=`hsl(${-30*(f&5)},50%,${i%59}%)`

Mar 8 2023 1:05 PM UTC

}// 139/140

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Fluid waves

u/_louis

very nice background!

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rodrigo.siqueira

remix of d/27105 by u/rodrigo.siqueira

function u(t) {

for(X=Y=f=c=>C(T(c/r*(d=r>1||T(r))*6)),i=9e3;i--;x.fillRect(X=u&2047,Y=u>>11,1,(1+O*f(P+C(i*r)))*d))u=-~u,r=(O=X/400-2.4)*O+(P=Y/400-1.3)*P

Feb 22 2023 10:18 PM UTC

}// 139/140

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Charcoal ball sketch over <canvas>.

u/jdspugh

Amazing
u/Joachim

Wow!!!
u/donbright

could sell a book describing these

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rodrigo.siqueira

remix of d/26883 by u/taupelink

function u(t) {

r=Math.random;for(i=2e4;i--;x.fillRect(60*X+S(X)*9,50*Y+C(X)*9+80,1,1))X=r(Y=r()*18)*32,x.fillStyle=(X%(a=6-Y%4|0)-a/2)**2+Y&3?`#025`:`#e54`

Feb 12 2023 11:21 PM UTC

}// 140/140

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Flag

u/taupelink

140!
u/Joachim

Wow, this reminds me a bit of Escher’s work! There’s a challenge u/taupelink :P

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rodrigo.siqueira

remix of d/27011 by u/danny@hille.dk

function u(t) {

for(t?i=3e4>>t:G=X=Y=1;i--;x.fillRect(800-X*60,290+Y*45,.1,1))Z=X,X=G+Y*1.12-Y**4/7e3-8,G=4*X*X/(3+X*X)-X/5,Y=G-Z+S(t)/9

Feb 8 2023 9:15 PM UTC

}// 120/140

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The Swan Attractor

dwitter.net | rodrigo.siqueira (18262)