New #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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rodrigo.siqueira

remix of d/23572 by u/rodrigo.siqueira

function u(t) {

for(Z=c.width=i=175;i--;)for(H=Z;H--;x.fillRect(i,H,1,1))Y=H/9-5,r=((X=i/10-9)*X+Y*Y+1-C(t*8))/Z,x.fillStyle=R(K=T(Y/r|X/r+t*Z)*Y+5/r,K/5)

Aug 17 2021 5:16 PM UTC

}// 138/140

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Spierpinski debris around a pulsating core #sierpinski

u/danny@hille.dk

Beautiful
u/danny@hille.dk

better resolution + performance for(I=new ImageData(c.width=w=175,w),i=w*w;i--;)Y=i/w/9-5,r=((X=(i%w)/10-9)*X+Y*Y+1-C(t*3))/w,I.data.set([K=T(Y/r|X/r+t*25)*Y+16/r,K/6,,255],i*4);x.putImageData(I,0,0)
u/jellyedwards

Wow!

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rodrigo.siqueira

remix of d/23567 by u/danny@hille.dk

function u(t) {

eval(unescape(escape`󢜽󫭥󭼠󢝭󨝧󩝄󨝴󨜨󥼽󜼲󜌬󢌽󜜸󜜩󞽳󟝉󛭤󨝴󨜻󩭯󬬨󨼮󭽩󩍴󪌽󭼽󪜽󜼲󜌻󪜭󛜻󚝦󫽲󚍈󟜱󞌱󞽈󛜭󞽳󛭳󩝴󚍛󢼽󥌨󦜯󬭼󦌯󬬫󭌪󞜩󚭈󚼱󛽲󛽈󚭓󚍴󚜪󞌸󚭙󛍋󛼶󛌬󜬵󝝝󛍈󚭗󚬴󚽩󚬴󚜩󦜽󢌯󝼰󛍲󟜨󚍘󟝩󛼸󜌭󜬩󚭘󚽙󚭙󚜯󝜰󞽸󛭰󭝴󢝭󨝧󩝄󨝴󨜨󢜬󜌬󜌩`.replace(/u../g,'')))

Aug 16 2021 10:09 PM UTC

}// 139/140

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Sierpinski Pulsar Orbit #sierpinski

u/danny@hille.dk

Super cool - golfed a bit to center the pulsar I=new ImageData(c.width=i=W=320,h=181);for(s=I.data;i--;)for(H=h;H--;s.set([K=T(Y/r|X/r+t*9)*H+1/r/h*S(t*3)*W*H/16,K/6,,255],H*W*4+i*4))Y=1.3-H/70,r=((X=i/80-2)*X+Y*Y)/50;x.putImageData(I,0,0)
u/danny@hille.dk

better version: I=new ImageData(c.width=i=W=320,h=181);for(s=I.data;i--;)for(H=h;H--;s.set([K=T(Y/r|X/r+t*9)*H+1/r/h*(1+S(t*3))*W*3,K/6,,255],H*W*4+i*4))Y=1.3-H/70,r=((X=i/80-2)*X+Y*Y)/50;x.putImageData(I,0,0)
u/384.cz

nice

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rodrigo.siqueira

remix of d/23561 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-.5)/99,x.fillStyle=R(K=T(Y/r|X/r)*3+Math.random()*9,0,K/r/20)

Aug 16 2021 3:32 AM UTC

}// 129/140

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UV emissions from the Sierpinski sphere #sierpinski

u/rep_movsd

Sphere of doom
u/cantelope

#slowdraw

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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/23546 by u/rodrigo.siqueira

function u(t) {

for(c.width=w=429,d=new ImageData(w,w),m=w*w,i=-1;m--;d.data[i+=4]=Y**S(t*1))Y=(m%w&m/w/2-t*40)*(50+(t+i*3)**2*m%w)
x.putImageData(d,0,0)

Aug 13 2021 3:09 PM UTC

}// 137/140

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#Sierpinski transition effect

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rodrigo.siqueira

remix of d/23528 by u/rodrigo.siqueira

function u(t) {

for(c.width=w=482,d=new ImageData(w,w),m=w*w,i=3;m--;d.data[i+=4]=Y*w&7e8)X=m-t*9e4,Y=m%w&X/w-S(m%w/99+t*3)*w/8
x.putImageData(d,0,0)

Aug 12 2021 1:52 PM UTC

}// 133/140

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#Sierpinski waves

u/danny@hille.dk

Love it: - idk why, but it reminds me of the old windows logo https://logodix.com/logo/661924.png

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ArthurThuczsec

remix of d/23528 by u/rodrigo.siqueira

function u(t) {

for(d=new ImageData(c.width=w=256,m=w*w),i=3;m--;d.data[i+=4]=i&i*Y)Y=m%w&w+(m-t*19e12)/w&t*t;x.putImageData(d,0,0)

Aug 10 2021 7:24 PM UTC

}// 115/140

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#sierpinski attack noise

u/cantelope

no moar sierpinski plox
u/ArthurThuczsec

"in less than 60 seconds you will see the most momentous explosion ever witnessed by human eyes!"

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rodrigo.siqueira

remix of d/23469 by u/rodrigo.siqueira

function u(t) {

for(c.width=w=417,d=new ImageData(w,w),m=w*w,i=-1;m--;d.data[i+=4]=i*Y*w&w+t*m*w&i+9e8)X=m-t*5e4,Y=m%w&w+X/w
x.putImageData(d,0,0)

Aug 10 2021 12:02 PM UTC

}// 130/140

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#sierpinski static noise

u/magna

Very nice noise

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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)/99,x.fillStyle=`hsl(${(K=T(Y/r|X/r*2))*t},75%,${1e3*r*K}%`

Jul 30 2021 12:41 PM UTC

}// 127/140

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Inverted #sierpinski color remix 3

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rodrigo.siqueira

remix of d/23430 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}%`

Jul 29 2021 2:59 PM UTC

}// 136/140

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Inverted #sierpinski color remix 2

u/taupelink

wow!!
u/danny@hille.dk

Nice!

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