ProjectV/visualization/生产数据分析/js/index.html

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<html><head>
<meta charset="utf-8">
<title>www.husonghe.com</title>
<style>
html {
  height: 100%;
  background-image: -webkit-radial-gradient(ellipse farthest-corner at center center, #1b44e4 0%, #020f3a 100%);
  background-image: radial-gradient(ellipse farthest-corner at center center, #1b44e4 0%, #020f3a 100%);
  cursor: move;
}

body {
  width: 100%;
  margin: 0;
  overflow: hidden;
}
</style>
</head>

<body>


<canvas id="canv" width="1920" height="572"></canvas>
<script>
var num = 200;
var w = window.innerWidth;
var h = window.innerHeight;
var max = 100;
var _x = 0;
var _y = 0;
var _z = 150;
var dtr = function(d) {
  return d * Math.PI / 180;
};

var rnd = function() {
  return Math.sin(Math.floor(Math.random() * 360) * Math.PI / 180);
};
var dist = function(p1, p2, p3) {
  return Math.sqrt(Math.pow(p2.x - p1.x, 2) + Math.pow(p2.y - p1.y, 2) + Math.pow(p2.z - p1.z, 2));
};

var cam = {
  obj: {
    x: _x,
    y: _y,
    z: _z
  },
  dest: {
    x: 0,
    y: 0,
    z: 1
  },
  dist: {
    x: 0,
    y: 0,
    z: 200
  },
  ang: {
    cplane: 0,