From b6166d9eb67e10bbfc5508027a57abc75bdae3c4 Mon Sep 17 00:00:00 2001
From: emile <mail@emilegreis.net>
Date: Thu, 31 Oct 2024 12:53:40 +0100
Subject: [PATCH] mergehex script that remove duplicate glyphs

---
 README.md   | 30 ++++++++++++++++++------------
 mergehex.sh | 20 ++++++++++++++++++++
 2 files changed, 38 insertions(+), 12 deletions(-)
 create mode 100755 mergehex.sh

diff --git a/README.md b/README.md
index b9427c7..bacd6f1 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,10 @@ Change the GLYPH_MAX_WIDTH variable from hex2otf.c to 64 and compile it with `gc
 
     #define GLYPH_MAX_WIDTH 64	///< Maximum glyph width, in pixels.
 
+TODO: change metadata
+
+    see unifont/src/hex2otf
+
 Draw glyphs in a pad following this format (hexadecimal identifier):
 
     F4910:
@@ -34,21 +38,13 @@ Draw glyphs in a pad following this format (hexadecimal identifier):
     ----------------
     ----------------
 
-Run `padascii2uniascii` to download the pad's content and format it for the Unifont utilities (uniascii) 
+Run `padascii2uniascii.sh` to download the pad's content and format it for the Unifont utilities (uniascii) 
 
     ./padascii2uniascii.sh http://88.127.187.90:9001/p/qunifont > qunifont.txt
 
-Use the Unifont hex glyphs as a base file 
-
-    cp unifont/font/planee00/unifont-base.hex qunifont.hex
-
-Convert uniascii to unihex and add them to the base file
-
-    ./unifont/src/hexdraw qunifont.txt  >> qunifont.hex
-
-TODO: remove duplicate id
+Run `mergehex.sh` to convert `qunifont.txt` (uniascii) to unihex and merge it with the `unfont-base.hex` file
 
-    ???
+    ./mergehex.sh
 
 Convert unihex to bdf
 
@@ -58,10 +54,16 @@ Convert unihex to otf, --help for format list
     
     ./unifont/src/hex2otf hex=qunifont.hex out=qunifont.otf format=truetype
 
-TODO: add OpenType features, change metadata
+TODO: add OpenType features
+
+    see https://gitlab.com/bye-bye-binary/typotheque/-/raw/master/features-samples/features_exemple_long.fea
 
 ## Other useful commands
 
+Convert uniascii to unihex
+
+    ./unifont/src/hexdraw qunifont.txt  > qunifont.hex
+
 Convert unihex to png preview table (-p for plage)
 
     ./unifont/src/unihex2png -i qunifont.hex -o qunifont.png -p 0
@@ -80,3 +82,7 @@ Print specific glyph in terminal from hexcode
 
     printf %b\\n \\U1F480
     💀
+
+Download .fea from BBB
+
+    wget https://gitlab.com/bye-bye-binary/typotheque/-/raw/master/features-samples/features_exemple_long.fea
diff --git a/mergehex.sh b/mergehex.sh
new file mode 100755
index 0000000..20eaf00
--- /dev/null
+++ b/mergehex.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# convert qunifont uniascii to unihex
+./unifont/src/hexdraw qunifont.txt > qunifont.hex
+
+# get new glyphs ids
+ids=();
+for i in `cat qunifont.hex`; do 
+    ids+=($(echo "$i" | cut -d : -f 1):)
+done; 
+
+# remove duplicate ids from unifont.hex 
+cp unifont/font/plane00/unifont-base.hex unifont.hex
+for i in "${ids[@]}"; do 
+    echo $i;
+    sed -i "/^$i/d" unifont.hex
+done; 
+
+# concat qunifont.hex to cleaned unifont.hex
+cat qunifont.hex >> unifont.hex && cp unifont.hex qunifont.hex