[texhax] metafont mystery

[Karl Berry]

To get a different resolution, adjust the mag value.  mode:=ljfour gets
you 600 dpi, you want 1120, 1120/600 = 1.866667, therefore (also have to
convert gf to pk):

$ mf '\mode=ljfour; \mag=1.8666;' input yinit.mf
$ gftopk yinit.1120gf
$ ls -l yinit*
-rw-rw-rw- 1 karl root 407324 Nov  2 16:11 yinit.1120gf
-rw-rw-rw- 1 karl root 316520 Nov  2 16:11 yinit.1120pk
-rw-rw-rw- 1 karl root   2374 Nov  2 16:11 yinit.log
-rw-rw-rw- 1 karl root    188 Nov  2 16:11 yinit.tfm

Hope this helps,
Karl