玫瑰花动态代码html（可直接复制）

<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>玫瑰</title>

<style type="text/css">

#shusheng {

position: absolute;

width: 100%;

height: 100%;

text-align: center;

}

</style>

</head>

<body>

<div style="text-align: center">

</div>

<div id="shusheng">

<canvas id="c"></canvas>

<script>

var b = document.body;

var c = document.getElementsByTagName('canvas')[0];

var a = c.getContext('2d');

document.body.clientWidth;

</script>

<script>

with(m=Math)C=cos,

S=sin,

P=pow,

R=random;

c.width=c.height=f=500;

h=-250;

function p(a,b,c){

if(c>60)

return[S(a*7)*(13+5/(.2+P(b*4,4)))-S(b)*50,b*f+50,625+C(a*7)*(13+5/(.2+P(b*4,4)))+b*400,a*1-b/2,a];A=a*2-1;

B=b*2-1;

if(A*A+B*B<1){

if(c>37) {

n=(j=c&1)?6:4;o=.5/(a+.01)+C(b*125)*3-a*300;w=b*h;

return[o*C(n)+w*S(n)+j*610-390,o*S(n)-w*C(n)+550-j*350,1180+C(B+A)*99-j*300,.4-a*.1+P(1-B*B,-h*6)*.15-a*b*.4+C(a+b)/5+P(C((o*(a+1)+(B>0?w:-w))/25),30)*.1*(1-B*B),o/1e3+.7-o*w*3e-6]

}

if(c>32) {

c=c*1.16-.15;o=a*45-20;w=b*b*h;z=o*S(c)+w*C(c)+620;

return[o*C(c)-w*S(c),28+C(B*.5)*99-b*b*b*60-z/2-h,z,(b*b*.3+P((1-(A*A)),7)*.15+.3)*b,b*.7]

}

o=A*(2-b)*(80-c*2);

w=99-C(A)*120-C(b)*(-h-c*4.9)+C(P(1-b,7))*50+c*2;

z=o*S(c)+w*C(c)+700;

return[o*C(c)-w*S(c),B*99-C(P(b, 7))*50-c/3-z/1.35+450,z,(1-b/1.2)*.9+a*.1, P((1-b),20)/4+.05]

}

}

setInterval('for(i=0;i<1e4;i++)if(s=p(R(),R(),i%46/.74)){z=s[2];x=~~(s[0]*f/z-h);y=~~(s[1]*f/z-h);if(!m[q=y*f+x]|m[q]>z)m[q]=z,a.fillStyle="rgb("+~(s[3]*h)+","+~(s[4]*h)+","+~(s[3]*s[3]*-80)+")",a.fillRect(x,y,1,1)}',0)

</script>

</div>

</body>

</html>

动态效果图：