Display clouds in the sky¶

Sample utilizing cloud layers to overlay clouds in the sky.

cloud_from_space.html

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Display clouds in the sky </title>
  <meta property="og:description" content="Sample utilizing cloud layers to overlay clouds in the sky." />
  <script src="https://resource.mapray.com/mapray-js/v0.9.6/mapray.min.js"></script>
  <script src="https://resource.mapray.com/ui/v0.9.6/maprayui.min.js"></script>
  <link rel="stylesheet" href="https://resource.mapray.com/styles/v1/mapray.css">
  <style>
    body {margin: 0; padding: 0;}
    html, body, div#mapray-container { height: 100%; }
  </style>
</head>

<body>
<div id="mapray-container"></div>
</body>
</html>

<script>
  class EarthView extends maprayui.StandardUIViewer {
    constructor( container, apikey, options ) {
      super( container, apikey, options );
      this.time = 0.0;
    }
    onUpdateFrame( delta_time ) {
      super.onUpdateFrame( delta_time );
      // calculate the frame of cloud animation
      const dv = 1.0 / 18.0;
      let fade = this.time * dv > 1.0 ? 0 : this.time * dv;
      this.viewer.cloudVisualizer.setFade( fade );
      if ( fade === 0 && this.time != 0.0 ) {
        this.time = 0.0;
      } else {
        this.time += delta_time;
      }
    }
  }

  var apikey= "<YOUR_MAPRAY_API_KEY>";
  const uiviewer = new EarthView( "mapray-container", apikey, {
    atmosphere: new mapray.Atmosphere(),
    sun_visualizer: new mapray.SunVisualizer( 32 ),
    moon_visualizer: new mapray.MoonVisualizer( 'https://resource.mapray.com/assets/images/moon.jpg' ),
    cloud_visualizer: new mapray.CloudVisualizer(),
    star_visualizer: new mapray.StarVisualizer( 'https://resource.mapray.com/assets/data/star75.json', 'https://resource.mapray.com/assets/images/starmap_512n2.jpg' ),
  } );

  uiviewer.setCameraPosition({
    longitude: 142.0,
    latitude: 20.0,
    height: 2500000
  });

  uiviewer.setLookAtPosition({
    longitude: 137.65906432922944,
    latitude:  36.294572127536995,
    height: 1000
  });

  uiviewer.viewer.cloudVisualizer.loadData( 'https://resource.mapray.com/assets/data/cloud_0.png' , 'https://resource.mapray.com/assets/data/cloud_1.png', 0.0 );


</script>

Info

このサンプルコードは、<YOUR_MAPRAY_API_KEY>を、あなたのMapray CloudアカウントのAPI Keyに置き換えるまで、期待通りに動作しません。