Visualization: Different view qualities

A fir tree previewed without needles (1), with needles (2)  and viewed in full detail (3)

A fir tree previewed without needles (1), with needles (2) and viewed in full detail (3)

The environmental system can be looked at using different view qualities. EVO routines exist to switch between these view qualities, allowing the user to choose between, e.g., fast previews, views with some scene components being hidden or full, detailed views (that may take a bit to display in fine resolution).