Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!hellgate.utah.edu!caen!uakari.primate.wisc.edu!sdd.hp.com!elroy.jpl.nasa.gov!lll-winken!uunet!visix!amanda From: amanda@visix.com (Amanda Walker) Newsgroups: comp.lang.postscript Subject: Re: Why does a font need an Encoding vector? Message-ID: Date: 1 Nov 90 18:15:09 GMT References: <1990Oct31.225607.10364@phri.nyu.edu> Organization: Visix Software Inc., Reston, VA Lines: 16 In article <1990Oct31.225607.10364@phri.nyu.edu> roy@alanine.phri.nyu.edu (Roy Smith) writes: > > The Red Book says that the Encoding vector is a required item for >all fonts. Why? Is there some bit of internal PS font machinery that uses >it? Yup: the font cache. Character bitmaps are stored by name, not by character code. I once had a LaserWriter crash with a fatal system error by sending it a font that didn't have an encoding vector... -- Amanda Walker amanda@visix.com Visix Software Inc. ...!uunet!visix!amanda -- Marching to a different kettle of fish.