知乎首页粒子效果动态背景

效果展示：

知乎网址：https://www.zhihu.com/

https://github.com/VincentGarreau/particles.js/

  1 <!DOCTYPE html>
  2 <html xmlns="http://www.w3.org/1999/xhtml">
  3 <head>
  4     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  5     <title></title>
  6     <style>
  7         body {
  8             background: #f7fafc none repeat scroll 0 0;
  9             color: #555;
 10             font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
 11             font-size: 15px;
 12             line-height: 1.7;
 13         }
 14 
 15 
 16         #particles {
 17             position: absolute;
 18             top: 0;
 19             width: 100%;
 20             z-index: -1;
 21         }
 22     </style>
 23 
 24 
 25 </head>
 26 <body>
 27 
 28     <div id="particles"></div>
 29 
 30     <script src="Content/js/indexS/particles.js"></script>
 31 
 32     <script type="text/javascript">
 33         particlesJS("particles", {
 34             "particles": {
 35                 "number": {
 36                     "value": 20,
 37                     "density": {
 38                         "enable": true,
 39                         "value_area": 1E3
 40                     }
 41                 },
 42                 "color": {
 43                     "value": "#e1e1e1"
 44                 },
 45                 "shape": {
 46                     "type": "circle",
 47                     "stroke": {
 48                         "width": 0,
 49                         "color": "#000000"
 50                     },
 51                     "polygon": {
 52                         "nb_sides": 5
 53                     },
 54                     "image": {
 55                         "src": "img/github.svg",
 56                         "width": 100,
 57                         "height": 100
 58                     }
 59                 },
 60                 "opacity": {
 61                     "value": 0.5,
 62                     "random": false,
 63                     "anim": {
 64                         "enable": false,
 65                         "speed": 1,
 66                         "opacity_min": 0.1,
 67                         "sync": false
 68                     }
 69                 },
 70                 "size": {
 71                     "value": 15,
 72                     "random": true,
 73                     "anim": {
 74                         "enable": false,
 75                         "speed": 180,
 76                         "size_min": 0.1,
 77                         "sync": false
 78                     }
 79                 },
 80                 "line_linked": {
 81                     "enable": true,
 82                     "distance": 650,
 83                     "color": "#cfcfcf",
 84                     "opacity": 0.26,
 85                     "width": 1
 86                 },
 87                 "move": {
 88                     "enable": true,
 89                     "speed": 2,
 90                     "direction": "none",
 91                     "random": false,
 92                     "straight": false,
 93                     "out_mode": "out",
 94                     "bounce": false,
 95                     "attract": {
 96                         "enable": false,
 97                         "rotateX": 600,
 98                         "rotateY": 1200
 99                     }
100                 }
101             },
102             "interactivity": {
103                 "detect_on": "canvas",
104                 "events": {
105                     "onhover": {
106                         "enable": false,
107                         "mode": "repulse"
108                     },
109                     "onclick": {
110                         "enable": true,
111                         "mode": "push"
112                     },
113                     "resize": true
114                 },
115                 "modes": {
116                     "grab": {
117                         "distance": 400,
118                         "line_linked": {
119                             "opacity": 1
120                         }
121                     },
122                     "bubble": {
123                         "distance": 400,
124                         "size": 40,
125                         "duration": 2,
126                         "opacity": 8,
127                         "speed": 3
128                     },
129                     "repulse": {
130                         "distance": 200,
131                         "duration": 0.4
132                     },
133                     "push": {
134                         "particles_nb": 4
135                     },
136                     "remove": {
137                         "particles_nb": 2
138                     }
139                 }
140             },
141             "retina_detect": true
142         }
143 );
144     </script>
145 </body>
146 </html>

View Code

代码如上：

如果有需要可以把粒子的js配置代码放到单独文件种去

/* particlesJS.load(@dom-id, @path-json, @callback (optional)); */
particlesJS.load('particles-js', 'assets/particles.json', function() {
  console.log('callback - particles.js config loaded');
});

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原文地址：https://www.cnblogs.com/DemoLee/p/6290136.html

知乎首页 粒子效果 动态背景

知乎首页粒子效果动态背景