¥The Spec file contains
information about the surfaces that will be viewed.
HInformation is
specified in the format: field = value.
HThe = sign must be
preceded and followed by a space character.
H# delimit comment lines, empty lines and tabs are
ignored.
HIn addition to
fields, there is also the NewSurface tag which is used to announce a new
surface.
HUnrecognized text
will cause the program parsing Spec file to complain and exit.