Added UI controls for specifying logical operations (logical AND, OR,

and NOT) to combine feature edge selection criteria.

release/scripts/ui/properties_render.py

@@ -221,6 +221,11 @@ class RENDER_PT_freestyle(RenderButtonsPanel):
             if lineset:
                 col.prop(lineset, "name")
 
+                row = col.row()
+                row.prop(lineset, "selection_negation", expand=True)
+                row = col.row()
+                row.prop(lineset, "selection_combination", expand=True)
+
                 row = col.row()
                 sub = row.column()
                 sub.prop(lineset, "select_silhouette")