X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=bdfnorm;h=bbca464d601aefdb6c8ec052c18c8bc973899193;hb=600129d8791496caf36ead1f1350657b8e2d4d7c;hp=87aed71e85ca6d6801ffedf05b68fd4721efa10b;hpb=a8d468c298ee86963159d0e9c940ad2afbad88d5;p=xfonts-traditional.git

diff --git a/bdfnorm b/bdfnorm
index 87aed71..bbca464 100755
--- a/bdfnorm
+++ b/bdfnorm
@@ -1,5 +1,12 @@
 #!/usr/bin/perl -w
 
+# BDF can represent glyphs as smaller bitmap rectangles with padding.
+# But our approach to font editing works best if the glyphs are the
+# full character cell.  Although most fonts do not use this feature
+# (at least, as seen in pdf2bdf output), some do, and also output from
+# fontforge does.  So this script pads each glyph to the font bounding
+# box.
+
 use strict;
 use POSIX;
 
@@ -48,6 +55,7 @@ while (<>) {
 	$_ .= "0" x ($numbytes*8 - length);
 #	print "# $_\n";
 	$_ = unpack "H*", pack "B*", $_;
+	$_ = uc $_;
 	$_ .= "\n";
     }
     print;