title: HERE Maps JS API V3 - Clustering: how to get the default cluster icon
body: <p>I've to customize only the noise icon, so I'm going to override only the <code>getNoisePresentation</code> method. If I do so I've the error <code>getClusterPresentation is not a function</code>.</p>
  
  <p>I found a clue in <a href="https://stackoverflow.com/questions/29100832/different-color-to-noise-marker-using-here-maps">Different color to noise marker using here maps</a>, I tried </p>
  
  <pre><code>var clusterIcon = new window.H.clustering.DefaultTheme().getClusterPresentation(cluster).getIcon();
  </code></pre>
  
  <p>but it fails with the error <code>H.clustering.DefaultTheme is not a constructor</code></p>