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: #Opposites

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rodrigo.siqueira

remix of d/28786 by u/rodrigo.siqueira

function u(t) {

for(a=b=t,i=1e4;i--;b=C(a*4)+b*.83+S(a),a+=(i/a&i%2)*4+b*S(a/2)/5-a*a/5)x.fillRect(a*3e3-500,590-b*270,.1,1),x.fillStyle=R(0,30,50)

Nov 13 2023 5:29 PM UTC

}// 131/140

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#spiral #fractal #plant

u/rodrigo.siqueira

"In the realm where art and science embrace, mathematics unveils the hidden symmetries, infusing imagination with the precision of the universe, transcending the known to inspire the creation of the yet unseen." (ChatGPT)

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rodrigo.siqueira

remix of d/28793 by u/AArt1256

function u(t) {

for(X=Y=t,i=8e4;i--;Y=(i/Y&8)+(Y-X)*.999,X+=Y+.1/X)x.fillRect(X*16+900,Y*16+540,.1,t<2);c.style.filter='invert()sepia()'

Nov 1 2023 8:44 PM UTC

}// 120/140

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Tiling effect

u/Joachim

#shiny
u/magna

#texture

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rodrigo.siqueira

remix of d/28669 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`挮獴祬攮晩汴敲㵠楮癥牴⠱⥠ഊ景爨愽戽琬椽㉥㐻椭ⴻ愫㴨椪琯戦ㄩ⨳⸲ⵢ⩓⡡⨴⤯㘭愪愯㐮㌬戽戯㈭䌨愪㌮ㄩ⥸⹦楬汒散琨㔵㔰ⵡ⨹攳⭡⨪ㄲ⩩ⰳ〰ⵢ⨱㠰〬⸱ⰱ⤠`.replace(/u([^D].)/g,'$1%')))

Oct 16 2023 3:19 PM UTC

}// 124/140

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Emergence of fractal flowers 2 #organic #plant

u/rodrigo.siqueira

Needs to rotate -90 degrees to be printed in portrait mode.

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rodrigo.siqueira

remix of d/28677 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(a=b=t,i=6e4;i--;b=b/1.7-C(a*3),a+=(i*t/b&1)*3-b*S(a*4)/6-a*a/4.1)x.fillRect(550+b*900+a**9*i,a*5e3-1250,.1,1)

Oct 12 2023 1:10 PM UTC

}// 138/140

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Branches in the swamp #tree

u/rodrigo.siqueira

The effect of blurred reflections with misty and swampy bottom is given by +a**9*i. Without this the image becomes cleaner.

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rodrigo.siqueira

remix of d/28568 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`sepia()invert(`
for(a=b=t,i=8e4;i--;a+=(r=i*t/b&1)/4+b*S(a*3)/5,b+=C(a*6.3-r)/1.24-b/5)x.fillRect(5215-a*4e3,3e3-b*760,.1,1)

Sep 29 2023 3:19 PM UTC

}// 140/140

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Branching patterns

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rodrigo.siqueira

remix of d/28482 by u/rodrigo.siqueira

function u(t) {

// 👀𖦹🐘
eval(unescape(escape`󩭯󬬨󨜽󨬽󜌬󪜽󜽥󝌻󪜭󛜻󨜫󟝲󛼳󚼨󨬪󤼨󨜪󜼮󜬫󬬪󜜮󝌩󛝡󚭡󚜯󝜬󨬫󟝃󚍡󚬴󚜭󨜪󨬯󞌩󬬽󪜪󭌯󨬦󜜬󮌮󩭩󫍬󤭥󨽴󚍢󚬵󜼰󚼲󞌰󛌴󜬱󜌭󨜪󜬹󜌰󛌮󜬬󭌼󝜩󒭸󛭦󫽮󭌽󙼱󪝮󘬧󒭸󛭦󪝬󫍔󩝸󭌨󙽜󭝄󞌳󡍜󭝄󠼴󜌧󛌴󝼰󛌲󞌵󚜻`.replace(/u../g,'')))

Sep 13 2023 11:45 AM UTC

}// 134/140

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Spiral creature 👀𖦹🐘

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rodrigo.siqueira

remix of d/28309 by u/rodrigo.siqueira

function u(t) {

for(j=5e3;r=j--/(9-++t%9);x.fillRect(j,0,.2,2e3))x.clearRect(S(j*j)*r+900,950-j%2*(r/t/9-S(j))*r-r/t,r>>=8,-r*2)

Aug 23 2023 7:32 PM UTC

}// 112/140

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City of comets

u/Joachim

Oooh nice, upside down comets!! :D

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rodrigo.siqueira

remix of d/28106 by u/rodrigo.siqueira

function u(t) {

for(c.width<<=i=2e4;i--;x.fillRect(960+C(K=i-1/C(i*2)+1/a)*640*a,540+S(K)*490*a,12*a,25*a))a=(i/C(i*2)+t/4)%2-2

Jul 8 2023 10:06 PM UTC

}// 111/140

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Double vortex #vortex #spiral

u/NoName

woh

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rodrigo.siqueira

remix of d/27494 by u/rodrigo.siqueira

function u(t) {

for(x.fillRect(0,0,w=2e3,w),i=1e4;i--;x.clearRect(w/2+S(p=T(i**5+t)+t/19)/(Z=T(i)/3),w/4+C(p+4)/Z,K=3*S(t*3+i**3)**2,K))x.globalAlpha=.09

May 9 2023 12:40 PM UTC

}// 137/140

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Atomic energy levels

u/magna

Pretty!

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rodrigo.siqueira

remix of d/27386 by u/joeytwiddle

function u(t) {

x.fillRect(0,0,2e3,2e3)
for(i=c.width=595;i--;x.fillRect(138+(i%3)*160+S(i/94)*S(a=i-t)*50,19+i/2,W=1.2+C(a),2))c.style.filter=`invert(`

Apr 18 2023 1:20 PM UTC

}// 136/140

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Triple spiral

u/cantelope

wow that invert filter trick is p cool!
u/Xen

love it!

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