Controls:

• a and d — translate view left and right along view X
• w and s — translate view forward and backward along view Z
• q and e — translate view up and down along view Y
• A and D — rotate view left and right around view Y (yaw)
• W and S — rotate view forward and backward around view X (pitch)
• Q and E — rotate selection (counter-)clockwise around view Z (roll)
• escape — undo all view changes; restore default view

• left and right — select and highlight the next/previous triangle set (previous off)
• up and down — select and highlight the next/previous sphere (previous off)
• space — deselect and turn off highlight
• k and ; — translate selection left and right along view X
• o and l — translate selection forward and backward along view Z
• i and p — translate selection up and down along view Y
• K and : — rotate selection left and right around view Y (yaw)
• O and L — rotate selection forward and backward around view X (pitch)
• I and P — rotate selection clockwise and counterclockwise around view Z (roll)
• backspace — undo all sphere and triangle transformations