v4.1

Redraws the user interface. It does this by pausing the execution of the plug-in until all pending window messages have been processed.

Note: It is recommended that this method be used with caution. Calling this method frequently can significantly slow down the execution of a plug-in. Redrawing the UI can have implications beyond just the pixels on the screen, for example render regions may be recalculated and parts of the scene may be re-evaluated.

PPG Refresh SceneRefresh RenderRegionRefresh