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  <div id="dartdoc-main-content" class="col-xs-12 col-sm-9 col-md-8 main-content">
      <div><h1><span class="kind-class">PhysicalShapeEngineLayer</span> class </h1></div>

    <section class="desc markdown">
      <p>An opaque handle to a physical shape engine layer.</p>
<p>Instances of this class are created by <a href="dart-ui/SceneBuilder/pushPhysicalShape.html">SceneBuilder.pushPhysicalShape</a>.</p>
<p><code>oldLayer</code> parameter in <a href="dart-ui/SceneBu