Function handleViewStateChange

modules/react/src/deckgl.ts:139–149

  let inRender = true;

  const handleViewStateChange: DeckProps<ViewsT>['onViewStateChange'] = params => {
    if (inRender && props.viewState) {
      // Callback may invoke a state update. Defer callback to after render() to avoid React error
      // In React StrictMode, render is executed twice and useEffect/useLayoutEffect is executed once
      // Store deferred parameters in ref so that we can access it in another render
      thisRef.viewStateUpdateRequested = params;
      return null;
    }
    thisRef.viewStateUpdateRequested = null;
    return props.onViewStateChange?.(params);
  };

  const handleInteractionStateChange: DeckProps<ViewsT>['onInteractionStateChange'] = params => {
    if (inRender) {