xtrkcad.xtq
is the main parameter file which contains definitions for each scale. It also includes turnout definitions for the demos and lists the playback (.xtr) files for the demos.
params
directory contains *.xtp
files which are the XTrkCad Library parameter files. These files (atlasn.xtp, pecon55.xtp, ...
) contain definitions for turnouts, sectional track pieces and structures. These files to be used are selected in the Parameter Files (Section 2.5.5) dialog.
xtrkcad.chm
(on MS-Windows) or xtrkcad.help
(on Linux) is the XTrkCad help file.
xtrkcad.exe
(MS-Windows) or xtrkcad
(Linux) is the XTrkCad program.
xtrkcad.tip
contains the Tip of the Day information accessible from the Help menu or shown during startup.
xtrkcad.upd
contains the list of parameter files supplied with XTrkCad
xtrkcad0.ini
specifies the location of the XTrkCad working directory (MS-Windows only).
demos
directory contains *.xtr
which are the XTrkCad demonstration files which can be run via the Help>Demos menu item.
examples
directory contain some example .xtc
files