zengminguo
/
beihang


			
				
					
						
						
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<head>
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  <link rel="icon" href="<%= BASE_URL %>favicon.png">
  <title>祝融工地塔吊吊钩三维定位系统</title>
  <style>#loading-mask{position:fixed;left:0;top:0;height:100%;width:100%;background:#fff;user-select:none;z-index:9999;overflow:hidden}.loading-wrapper{position:absolute;top:50%;left:50%;transform:translate(-50%,-100%)}.loading-dot{animation:antRotate 1.2s infinite linear;transform:rotate(45deg);position:relative;display:inline-block;font-size:64px;width:64px;height:64px;box-sizing:border-box}.loading-dot i{width:22px;height:22px;position:absolute;display:block;background-color:#1890ff;border-radius:100%;transform:scale(.75);transform-origin:50% 50%;opacity:.3;animation:antSpinMove 1s infinite linear alternate}.loading-dot i:nth-child(1){top:0;left:0}.loading-dot i:nth-child(2){top:0;right:0;-webkit-animation-delay:.4s;animation-delay:.4s}.loading-dot i:nth-child(3){right:0;bottom:0;-webkit-animation-delay:.8s;animation-delay:.8s}.loading-dot i:nth-child(4){bottom:0;left:0;-webkit-animation-delay:1.2s;animation-delay:1.2s}@keyframes antRotate{to{-webkit-transform:rotate(405deg);transform:rotate(405deg)}}@-webkit-keyframes antRotate{to{-webkit-transform:rotate(405deg);transform:rotate(405deg)}}@keyframes antSpinMove{to{opacity:1}}@-webkit-keyframes antSpinMove{to{opacity:1}}</style>
</head>
<body>
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    <strong>We're sorry but bin-admin doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
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  <div id="app">
    <div id="loading-mask">
      <div class="loading-wrapper">
        <span class="loading-dot loading-dot-spin"><i></i><i></i><i></i><i></i></span>
      </div>
    </div>
  </div>
  <!-- built files will be auto injected -->
<script id='vShader' type='x-vertex/x-shader'>
  uniform float size;
  uniform float t;
  uniform float z;
  uniform float pixelRatio;

  varying vec3 vPosition;
  varying vec3 mPosition;//modified position
  varying float gas;

  float a,b=0.;

  void main(){

    vPosition=position;

    a=length(position);
    if(t>0.)b=max(0.,(cos(a/20.-t*.02)-.99)*3./a);
    if(z>0.)b=max(0.,cos(a/40.-z*.01+2.));
    mPosition=position*(1.+b*4.);
    vec4 mvPosition=modelViewMatrix*vec4(mPosition,1.);
    gl_Position=mvPosition*projectionMatrix;

    gas=max(.0,sin(-a/20.));
    gl_PointSize=pixelRatio*size*(1.+gas*2.)/length(mvPosition.xyz);

  }
</script>
<script id='fShader' type='x-fragment/x-shader'>
uniform float z;

varying vec3 vPosition;
varying vec3 mPosition;
varying float gas;

void main(){

float a=distance(mPosition,vPosition);
if(a>0.)a=1.;

float b=max(.32,.0065*length(vPosition));

float c=distance(gl_PointCoord,vec2(.5));
float starlook=-(c-.5)*1.2*gas;
float gaslook=(1.-gas)/(c*10.);
float texture=starlook+gaslook;

gl_FragColor=vec4(.32,.28,b,1.)*texture*(1.-a*.35);
if(z>0.)gl_FragColor*=cos(1.57*z/322.)*(1.-.001*length(mPosition));

}
    </script>
</body>
</html>