Top #Sierpinski 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.

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Layl

function u(t) {

w=960;if(!t){c.width=w}a=x.getImageData(0,t*60,w,1);d=a.data;for(i=0;i<w*4;i+=4)if((d[i-1]&1^d[i+3]&1)||!t)x.fillRect(i/4,t*60.0+1.0,1,1);

Feb 17 2020 6:32 PM UTC

}// 138/140

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RuleX3 #growth

u/Xen

nicely! :-)
u/Xen

#sierpinski

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iznax

remix of d/17503 by u/iznax

function u(t) {

eval(unescape(escape`𩡯𬠨𪐽𜀻𬀽𚁫👩𙠶𜰩𛰲𜀬𣰽𚁪👩🠾𝠩𛰱𝀬𨐽𚁪𚱴𚠲𝐩𙠱𜠷𛀫𚱩🀲𞀰𜀻𮀮𩡩𫁬𤡥𨱴𚀹𝠰𛑃𚁏𚐪𤰨𬀩𚠵𜀰𛀵𝀰𚱃𚁰𚐪𝐰𜀬𝀹𛀲𝀩𚑸𛡦𪑬𫁓𭁹𫁥👒𚁧👓𚁡𙡫𚐪𞀰𚠨𜠮𞀭𣰩𚠨𚁡𛐴𜠩𚠪𜠫𚁫𛐴𜠩𚠪𜠼𝐶🰮𜠺𜐩𛁧𛁧𛀮𝐩`.replace(/u../g,'')))//iznax

Feb 8 2020 4:23 AM UTC

}// 140/140

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Star-Killer-Alpha

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pavel

remix of d/3599 by u/Xen

function u(t) {

t*=2;x.fillStyle=`hsl(${~~t*45},69%,50%`
x.fillRect(w=640,h=360,w,h);o='00012221'
x.drawImage(c,0,0,3*w,3*h,w*o[t+2&7],h*o[t&7],w,h)

May 4 2019 2:08 AM UTC

}// 132/140

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Magic #carpet ride #sierpinski #fractal

u/Xen

much better :)

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eviltoad

remix of d/5469 by u/eviltoad

function u(t) {

c.width|=f=(a,d,g,b,w,h)=>!d?0:(x.fillRect(w-=g*C(a),h-=g*S(a),d*4,d*4),[b,b/9,-b].map(_=>f(a+_,d-1,g/2,b,w,h)));f(2,7,600,4*S(t),940,1080)

Jan 4 2018 11:00 AM UTC

}// 139/140

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u/joeytwiddle

#klingon #sierpinski #batleth

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antonio

function u(t) {

for(i=0;i<400;i++){e=this;X=e.X||0;Y=e.Y||0;s=Math.floor((Math.random()*3)+1);A=(X+s%2)/2;B=(Y+s)/2;x.fillRect(A*900,B*500-500,1,1);X=A;Y=B}

Feb 22 2017 12:08 PM UTC

}// 140/140

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u/iverjo

#sierpinski

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tactical_retard

remix of d/23959 by u/tactical_retard

function u(t) {

if(!t){s=256
for(i=s*s;i--;x.fillRect(X*8,Y*4,8,4))X=i>>8,Y=i%s,A=X-s/2,B=Y-s/2,x.fillStyle=`hsl(${d=((A*A+B*B)**.5&X%Y)%20*5},99%,${d}%`}

Oct 13 2021 2:14 PM UTC

}// 138/140

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#gold #sierpinski

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firegodjr

function u(t) {

x.globalCompositeOperation="difference"
x.fillStyle="#f00"
x.fillRect(0,0,1,1)
x.drawImage(c,1,0)
x.drawImage(c,0,1)

Sep 29 2021 6:57 PM UTC

}// 116/140

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Recurrence

u/aleamb

#recursion #sierpinski

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tactical_retard

function u(t) {

c.width=t*100
s=256+(2**~~t)
for(i=s*s;i--;x.fillRect(X,Y,1,1)){
X=0|i/s
Y=i%s
d=(X*X+Y*Y)**.5
b=X*d&Y*d
x.fillStyle=R(b,b,b)
}

Aug 20 2021 2:16 AM UTC

}// 127/140

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warped #sierpinski

u/384.cz

amazing

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rodrigo.siqueira

remix of d/23439 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)/99,x.fillStyle=`hsl(${K=T(Y/r|X/r)/9+Math.random()*9},5%,${300-K/r}%`

Aug 15 2021 6:18 PM UTC

}// 138/140

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Sierpinski vortex #sierpinski

u/danny@hille.dk

Looks pretty dope

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rodrigo.siqueira

remix of d/23410 by u/danny@hille.dk

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)/59,x.fillStyle=`hsl(${K=T(Y/r|X/r)*3},59%,${r*C(K*3)*6e3}%`

Jul 29 2021 2:51 PM UTC

}// 128/140

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Inverted #sierpinski color remix

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