¥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.