Vz.MarkMarks.
This module provides a few convenience combinators to create paths.
Mark constructors share the following optional parameters.
contour, if true ensures that the path defines a bounded area of the plane (defaults to false).normalize, if true adjusts the size of the mark so that it's area is equivalent to size of a square of the given width.path, the path to add the mark to (defaults to P.empty.). Marks always start a new subpath.pos, the location of the mark (defaults to P2.o).halign, mark horizontal alignement with respect to pos (defaults to `Center).valign, mark vertical alignement with respect to pos (defaults to `Center).htick l is a horizontal tick of length l.
vtick l is a vertical tick of length l.
dot w is a dot of diameter w.