Almost every object depicted in a thangka
required outlining or linear detail. Outlining proper (bead) served to set off most objects from their surroundings, and it was used to demarcate the main subdivisions within them. Tibetan painters
also used line drawings
to develop the form or texture inside a given area, for instance within a swirling mass of flames or within the hair of a deity.
Furthermore, fine linear drawings were the main way of .