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-rw-r--r--js/animation.js49
1 files changed, 0 insertions, 49 deletions
diff --git a/js/animation.js b/js/animation.js
deleted file mode 100644
index d78ac8f..0000000
--- a/js/animation.js
+++ /dev/null
@@ -1,49 +0,0 @@
-var K=document.querySelector('canvas'),
-{random:z,PI,cos,sin}=Math,
-X=K.getContext('2d'),F=24,l=-1001,
-u=0,S=Array(~~(z()*2)+3).fill().map(()=>({
- C:~~(z()*10)+4,
- r:30-4*u++, T:z()*.1,
- R:z()>.25?z()/5-.1:0,
- S:z()>.25?z()*.5+.5:1,
- n:30,t:0,d:1
-})),Z=matchMedia('(prefers-reduced-motion: reduce)').matches?0:1
-
-X.strokeStyle='#fff'
-X.lineWidth=1
-function pl(x,y,r,s,t) {
- X.beginPath()
- for (let i=0; i<=s; i++) {
- var a=(i*2*PI/s)+t,
-px=x+r*cos(a), py=y+r*sin(a)
- i==0?X.moveTo(px, py):X.lineTo(px, py)
- }
-X.stroke()
-}
-function d(s) {
- var cx=30,cy=30,{T,d,r,S,n}=s
- s.n+=T*d
- if (s.n>=r) {
- s.n=r
- s.d=-1
- }
- if (s.n<=r*S) {
- s.n=r*S
- s.d=1
- }
- s.t+=s.R
- s.C<13?pl(cx,cy,n,s.C,s.t):(X.beginPath(),X.arc(cx,cy,n,0,2*PI),X.stroke())
-}
-function f(t) {
- if(Z)requestAnimationFrame(f)
- var dt=t-l
- if (dt>1000/F) {
- X.clearRect(0,0,60,60)
- X.rect(0,0,60,60)
- X.stroke()
- S.map(d)
- l=t
- }
-}
-K.onclick=()=>((Z=!Z)&&f())
-f(0)