Click an object to open
the options for its construction history, or press the on an object to show information
about its geometry and highlight construction history dependencies.
This tool has two uses:
Press the to edit the construction
history of an object. For example, click a surface created with
the Rail Surface tool to open the
options window for that surface.
Press the to show statistics on an
object in a floating window and highlight construction history dependencies:
The object you clicked is drawn in yellow.
Curves and surfaces used to construct
the object are drawn in green.
Curves and surfaces built from the object
are drawn in blue.