building_blocks.point.start.edge

Syntax

ep = building_blocks.point.start.edge(pp)

Get the first edge in a list. The list comprises edges connected to the point p.

Returns:

ep - start edge pointer

Arguments:

pp - point pointer

This function and related functions (building_blocks.point.start.index, building_blocks.edge.next.edge, building_blocks.edge.next.index) can be used together to loop through the edges connected to a point.