Shadow accumulation

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The ShadowAccumulation widget displays the amount of shadow that 3D objects cast in a scene over a selected amount of time. This type of analysis is useful in fields like architecture or urban planning.

      
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// create a new ShadowAccumulation widget
const shadowAccumulation = new ShadowAccumulation({
  view: view
});
// add the widget to the view
view.ui.add(shadowAccumulation, "top-right");

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