" PageTech also sells TTF2PFB.EXE to convert TTF to PFB. Īnanda Das tells the type 3 story: Type 3 is an almost-obsolete format once very popular because it was the only way for non-Adobe folks to produce PostScript fonts in the old days. ![]() chargrid.ods – the OpenOffice spreadsheet used to make chargrid.The font technology was generally considered inferior because it did not allow hinting to make the fonts reproduce well on 300-dpi laser printers, although they generally were fine on filmsetters.CrapHand2.pbm – a sample array drawn by me, gzipped for your inconvenience (and no, I don’t know why WordPress is changing the file extension to ‘pbm_’ either).Only ASCII characters are supported, to keep the number of scanned pages simple.Most of the above process could be written into a FontForge script to make things easier.There are a couple of limitations to the process: Fontforge will throw you a bunch of warnings and suggestions, and I’d recommend reading the help to find out what they mean. You’ll need to fiddle with (auto)spacing, set up some kerning tables, set the font name (in Element→Font Info … – and you’ll probably want to set the em scale to 1024, as TrueType fonts like powers of two), then File→Generate Fonts. You’ll see your characters appear in the main window. Select Edit→Select→All, then Element→Autotrace.Point it at the first of the image tiles (uni0020.png), and Import. Now File→Import…, and use Image Template as the format. This should result in a bunch of files called uniNNNN.png in the current folder, like these:.If you miss out the call to the shell, it will just print out the commands it would have run to create the character tiles. You might want to put a new font in a new folder, as the next stage creates lots of files, and might overwrite your old work. Save the image as a Portable Bitmap (PBM).I also scale and threshold the image so I get a very dark image at 300-600dpi. Crop/rotate/skew the page so the very corners of the character grid table are at the edges of the image, like this: I find it helpful at this stage to clean off any specks/macules.You want to scan in greyscale or black and white. Scan the page, making sure the page is as straight as possible and the scanner glass is spotless.Keep well within the lines there’s nothing clever about how splits the page up. ![]() This doesn’t work very well if you use thick paper. The second page is guidelines that you can place under the page.
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