Drag-orbit around the active pivot.
Drag-pan the camera.
Drag-zoom the camera.
Move or place a section plane.
Hide the selected objects.
Assign a random opaque color to the selected objects.
Assign a random transparent color to the selected objects.
Toggle the default auto-rotate animation.
Fit the view to the selection, or to all visible objects when nothing is selected.
Temporarily disable vertex snapping while the binding state is active.
Re-enable vertex snapping when the binding state is active.
Cycle an area measurement through gross, net (the openings in the face it was taken from subtracted) and hull (the convex hull of the ring).
Drag-look around from the current eye position.
Move forward while the binding is held.
Move backward while the binding is held.
Move or turn left, depending on the mode configuration.
Move or turn right, depending on the mode configuration.
Move up while the binding is held.
Move down while the binding is held.
Jump to the nearest walkable spot one storey up (walk physics; needs the walkable-surfaces artifact).
Jump to the nearest walkable spot one storey down (walk physics; needs the walkable-surfaces artifact).
Actions that can be configured through Viewer3d key bindings.