Top #Butterfly 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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pavel

function u(t) {

for(i=c.width|=h=1.5708;Y=i--%3-1||S(i);x.fillRect(960+S(a+t)*800/r/z,540+Y*800/z,s=60/z/z,s))a=i%3?i:i*h,r=(a%2?S:T)(a%h+h/2),z=3+C(a+t)/r

Apr 12 2019 7:45 AM UTC

}// 139/140

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Butterfly box #d3 #cube #perspective

u/Jezza

Woah!
u/KilledByAPixel

Well done.
u/lionleaf

That's wild! Love it #butterfly

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Jezza

function u(t) {

f=C(t),g=100,k=3**f-2*C(4*t)-S(t/12)**5,x.fillStyle=`hsla(${t*g},100%,50%,.1)`,x.arc(960+S(t)*k*g,540-f*k*g,20,0,7),x.fill(),x.beginPath();

Jan 29 2018 10:05 AM UTC

}// 139/140

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Watercolour butterfly!

u/Punky

Cute!
u/donbright

:)
u/joeytwiddle

#rainbow #butterfly #cute

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rodrigo.siqueira

remix of d/27204 by u/rodrigo.siqueira

function u(t) {

x.fillRect(x.globalAlpha=.1,0,2e3,2e3)
for(k=i=940;i--;)for(j=14;j--;x.clearRect(r*S(i/2)*(1+S(t*7)/5)+k,r*C(i)+540,3,3))r=j*25+S(i*9+t)*i/9

Mar 16 2023 3:48 PM UTC

}// 140/140

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Night #Butterfly

u/Jezza

Love it!

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rodrigo.siqueira

remix of d/12319 by u/rodrigo.siqueira

function u(t) {

c.width|=X=Y=Z=1
for(i=3e3;i--;x.fillRect(500*(t%6.2-i%3-X*C(t*9)/33),800-i%3*90-(1.3+S(t))*Z*6,5,5))Z+=(X*Y-Z)/39,X+=(Y-X)/9,Y+=X*(27-Z)/97

Sep 2 2019 2:05 PM UTC

}// 140/140

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Three Lorenz Butterflies #lorenz #attractor #butterfly

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rodrigo.siqueira

remix of d/19431 by u/rodrigo.siqueira

function u(t) {

x.fillRect(0,0,2e3,2e3)
for(var i=3e3;i--;)X=S(i*i)*2,Y=C(i+t),Z=-X*X-Y*Y*2,x.clearRect(980+170*(Z*S(i/2+t)/2+S(t)*2),500-Y*60*Z*C(t*4),5,5)

Jul 17 2020 8:03 PM UTC

}// 140/140

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fly #butterfly

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rodrigo.siqueira

remix of d/21681 by u/rodrigo.siqueira

function u(t) {

for(i=3e3;i--;x.fillStyle=`hsl(${99*t+i/59},99%,${30+99*S(i+t)}%,25%)`)x.fillRect(960+570*C(i)*C(K=i/4)*S(t),500*C(i)*S(i+t)+540,2,2)

Feb 16 2021 3:26 PM UTC

}// 133/140

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Changing colors #butterfly

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Zmeos

remix of d/21687 by u/rodrigo.siqueira

function u(t) {

for(i=2e3;i--;x.fillStyle=`hsl(${99*t+i/59},99%,${30+99*S(t)}%,15%)`)x.fillRect(960+855*S(i+t)*C(i/8)*S(t),500*C(i)*S(t)+560,4,4)

Feb 19 2021 12:50 PM UTC

}// 129/140

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#butterfly

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yonatan

remix of d/6595 by u/yonatan

function u(t) {

c.width|=0
for(i=99;i--;x.fill(new Path2D('M-1 -1L1 1 1 -1 -1 1')))w=i*S(i+t*15),x.setTransform(w,0,0,i,(t*i*9+i*i)%2e3,S(t+i)*i*9+99)

Feb 25 2018 12:57 PM UTC

}// 135/140

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small bugfix - removed *S(i)

u/magna

#butterfly #hiddengem

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rodrigo.siqueira

remix of d/19447 by u/rodrigo.siqueira

function u(t) {

c.width|=0
for(var i=3e3;i--;){var X=S(i*i),Y=C(i+t),Z=X*X+Y*2;x.fillRect(980+220*(Z*S(i/2+t)+C(t)),850-Y*99*Z*(1.3+C(t*6))+S(t)*199,5,5)}

Jul 18 2020 6:13 PM UTC

}// 139/140

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Another #butterfly from my garden

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MarcelaAmorim

function u(t) {

c.width|=X=Y=Z=6
for(i=2e3;i--;)
X+=.1*(Y-X),
Y+=.01*(X*(29-Z)-Y),
Z+=.01*(X*Y-1.6*Z),
x.fillRect(960+X*30+Y*C(t*8)*6,1150-Z*23,3,6)

Apr 18 2025 2:34 AM UTC

}// 134/140

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