闻心阁

一蓑烟雨看苍生,半壶浊酒笑红尘

程序员的玫瑰,属于程序员的浪漫

2012-08-30 约 3 分钟读完 搬砖秘籍

七夕过去不久,看着身边一对对的情人,不免有些羡慕,于是想起了之前三人帮的一篇博文,转载过来,画一朵玫瑰送给自己。

效果请见:http://yqc.im/flower/

详细代码:

<!doctype html>
<html>
<head>
<title>Love</title>
<meta charset=”utf-8″ />
<!–[if IE]>                                                                
  <script src="”http://html5shiv.googlecode.com/svn/trunk/html5.js”">
<![endif]–>
</head>
<body>
<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>
    // start of submission //
    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)
    // end of submission //
</script>
</body>
</html>

转载:http://www.3rbang.com/archives/1066