Options
Override Phong Tag
Phong Angle [0..180°]
Use Edge Breaks
If active, phong edges defined by the Phong tag will be marked for selection. Activate this option if you want to temporarily display additional phong edges. This will give you access to the Phong Angle and Use Edge Breaks.
Normally (option disabled), only the phong edge (and the associated loop) on which you click will be selected. If the
Click on this button to select all of a selected object’s Phong breaks.