Re: [Groff] Poor spacing in eqn terminal output

[Werner LEMBERG]

> > The attached file, extracted from XFree86's gluPerspective(3x) man
> > page, formats very poorly with 'groff -e -Tascii'; the rows of the
> > matrix are far too widely spaced. I know very little about eqn,
> > though. Can anyone tell me whether eqn, troff, or the man page is
> > at fault?
> 
> Isn't groff's eqn meant to cope poorly with ASCII output?

Right.

> If it helps decide, here's AIX 3.2.5's output, i.e. troff not groff.
> 
>     $ eqn <k | nroff | col -b | cat -S        
>                (                                        )
>                |                 0            0         |
>                |  ______  0                   0         |
>                |  aspect  f      0       ____________   |
>                |    0     0  __________   zNear-zFar    |
>                |    0        zNear-zFar       0         |
>                |    0     0      -1                     |
>                (                                        )

Well, this isn't correct either since the top of each fraction is
missing.  I strongly suggest that the author of gluPerspective(3x)
uses `.ie t \{...\} .el \{...\}' to provide a hand-tuned TTY version
of the matrix if it is essential to the man page.


    Werner