Alain, the answer is to interpolate the glyphs but I don't know how to 
do it - by the way, at least on what concerns Epson printers, I think 
that there's a native way to interpolate low-resolution glyphs. Anyone 
wishing to develop the printer driver would also have to check Panasonic 
documentation.

Henrique

Em 6/5/2011 23:01, Alain Mouette escreveu:
> In the printes, fonts should have
>
> Low Res  9 pin: 72/6 = 12 pixels
> Low Res 24 pin: 180/6= 30 pixels
> Hi Res   9 pin: 144/6= 24 pixels
> Hi Res  24 pin: 360/6= 60 pixels
>
> This for the whole line (glyph + spacing). Can tou imagine how to
> convert your database to work with these resolutions?
>
> Alain
>
> Em 06-05-2011 23:33, Henrique Peron escreveu:
>> Hi Eric, Mark,
>>
>> Ok - I have a glyph database of 8x16 chars in a single text file.
>> Would that do for a start? Or the idea is to wait for someone volunteer
>> on developing software to automatically convert screen fonts to the printer?
>>
>> Henrique
>>
>> Em 6/5/2011 17:09, Eric Auer escreveu:
>>> Hi Mark, Henrique,
>>>
>>> ghostscript in general is a nice tool and there are ports for
>>> DOS which work in FreeDOS or are even made for FreeDOS, I think
>>> that for example Blair made one such port. Using 32 bit DOS C
>>> compilers is no big problem, things still run on 16 bit DOS but
>>> you will need a 386 or newer CPU. Another nice detail is that
>>> ghostscript can output several printer languages, PDF and PS.
>>>
>>> However, the main purpose of ghostscript is to read postscript.
>>> As such, it is not meant to be used as a small tool or even a
>>> driver to "convert plain text into a picture of that text with
>>> a given bitmap font". In fact, ghostscript would be a *very*
>>> bloated software if you only want to do that ;-)
>>>
>>> Eric
>>>
>>> PS: I think 8x16 fonts or 16x16 fonts are not that bad. And it
>>> is indeed true that graphics modes with a limited horizontal
>>> resolution print much faster... In fact 180x180 dpi fits text
>>> printing, speed and compatibility very well on ESC/P printers.
>>>
>>>
>>>
>>> ...
>>>>> Last but not least - the DOS drivers you pointed us to refer to
>>>>> 32-bit DOS.
>>>> Ah, I didn't catch that.  You could find an older 16-bit GhostScript,
>>>> but it doesn't sound like scalable fonts are your current goal.
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