New #Spiral dweets

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/25546 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=5)=>y<X+x?f(2*x*y+.16,x*x/5-y*y+.5,n+1):C(n/19)
for(i=1e4;i--;x.fillRect(X=u&2047,u>>11,f(X/2000-1,u/8e6-.7),1))u=-~u

May 30 2022 1:58 PM UTC

}// 126/140

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Deep spiral #fractal #spiral

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rodrigo.siqueira

remix of d/25442 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=0)=>y<X+x/4?f(x*x-y*T(y)+.3,.02+2*x*S(y),n+1):C(n/7)
for(i=1e4;i--;x.fillRect(X=u&2047,u>>11,f(X/3200-.7,u/7e6-.37),1))u=-~u

May 25 2022 5:13 PM UTC

}// 133/140

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Mysteries of spirals #fractal #spiral

u/pavel

Has anyone searched random views of random simple fractals for animals or common objects via machine learning identification? Just let it run for a while and see if you can find some weirdly coincidental stuff?
u/jdspugh

Great idea
u/rep_movsd

I manually searched for motifs in the Gumowski Mira attractor for my NFT
u/rep_movsd

I manually searched for motifs in the Gumowski Mira attractor for my NFT
u/rep_movsd

There are turtles, humanoids and some jar like artifacts

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rodrigo.siqueira

remix of d/25415 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=0)=>y<9*X?f(x*x-y*C(y+3)+.4,3*x*S(y+.001),n+1):S(n/5)**2
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/1100-.75,u/2e6-.7),1))u=-~u

May 6 2022 1:40 PM UTC

}// 137/140

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The spiral and the rock. #spiral

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rodrigo.siqueira

remix of d/25384 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=0)=>y<9*X?f(x*x-y*C(y+3.2)+.5,3*x*S(y+.001),n+1):S(n/5)**2
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/2700-.03,u/5e6-.5),1))u=-~u

Apr 30 2022 1:56 PM UTC

}// 139/140

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#spiral noise

u/rep_movsd

WOW

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rodrigo.siqueira

remix of d/25383 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=3)=>y<S(X*y*n)**2*X?f(x*x-y*S(y*2)+.3,2*x*S(y),n+1):S(n/8)**2
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/3e3-.9,u/8e6-.3),1))u=-~u

Apr 28 2022 1:42 PM UTC

}// 140/140

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#spiral with delicate details

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rodrigo.siqueira

remix of d/25351 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=1)=>y<X/S(y)**2?f(T(x)**2-y*S(y)-.2,2*y*x+.7,n+1):S(n/9)**2
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/650-1.5,u/8e5-1.4),1))u=-~u

Apr 22 2022 3:10 AM UTC

}// 140/140

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Spiral formation #fractal #spiral

u/donbright

dude

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rodrigo.siqueira

remix of d/25331 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=9)=>x/y<X/T(x)**2?f(x*x-y*y-.8,2*x*S(y)+.2,n+t/4+1):S(n/9)
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/4e3+.3,u/8e6-.2),1))u=-~u

Apr 18 2022 3:03 AM UTC

}// 137/140

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5th version #spiral with noise and details

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rodrigo.siqueira

remix of d/25326 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=9)=>x<4*x**2?f(x*x-y*y-.8,2*x*S(T(y))+.2,n+t/4+1):S(n/9)
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/4e3+.28,u/8e6-.24),1))u=-~u

Apr 14 2022 6:14 PM UTC

}// 137/140

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4th version of the same spiral from previous remixes. #fractal #spiral

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rodrigo.siqueira

remix of d/25324 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=9)=>x<4*S(x**2)?f(x*x-y*y-.8,2*x*S(S(y))+.2,n+1):C(n/70)
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/4e3+.28,u/8e6-.24),1))u=-~u

Apr 13 2022 5:40 PM UTC

}// 137/140

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The Dark Spiral #fractal #spiral

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rodrigo.siqueira

remix of d/25274 by u/rodrigo.siqueira

function u(t) {

for(X=2e3;X--;x.fillRect(X,S(P)*1e3,K=9/t+1,K))for(i=a=X/13e3-1.16,b=S(P=X*t)/12;1/a<12;i++)d=a*a-b*b-.7,b=2*a*b+.3,a=d,x.fillStyle=R(i*3,i)

Apr 4 2022 12:21 PM UTC

}// 140/140

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Branches of an imaginary #spiral #fractal

u/jellyedwards

Wow!
u/rodrigo.siqueira

View fullscreen to see details of the swamp water from where the branches are growing and evolving.
u/vain

I don't know why.. but reminds me a bit of "Shadow of the Beast" (amiga)
u/joeytwiddle

Really pretty! I see #glow #trees

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