From 0ffb1582b624630882f4c927b059875a1b797b3d Mon Sep 17 00:00:00 2001
From: Simon Howard <fraggle@soulsphere.org>
Date: Sun, 24 Nov 2019 03:01:28 +0000
Subject: [PATCH] textgen: More kerning rules for lower-case letters.

I did this by starting from some of the upper-case rules, copying them
to generate lower-case versions and then iterating to see what looked
good.
---
 graphics/text/config.py | 65 +++++++++++++++++++++++------------------
 1 file changed, 36 insertions(+), 29 deletions(-)

diff --git a/graphics/text/config.py b/graphics/text/config.py
index 3cb4f09a..0dc78c96 100644
--- a/graphics/text/config.py
+++ b/graphics/text/config.py
@@ -13,54 +13,61 @@ import re
 
 FONT_KERNING_RULES = {
     # Right character fits under left character:
-    r"T[07ACOSZa]": -2,
-    r"Y[7ASZa]": -2,
+    r"T[0ACOSZacos]": -2,
+    r"V[OC]": -2,
+    r"Y[ASZacs]": -2,
     r"Y[CO0]": -1,
-    r"P[A]": -3,
+    r"P[Aa]": -3,
     r"P[7]": -2,
     r"P[Z]": -1,
-    r"7[Z]": -1,
-    r"[0O]A": -1,
+    r"[0O][Aa]": -1,
     r"S[A]": -1,
-    r"yo": -1,
-    r"[FStf]a": -2,
-    r"[Wy]a": -1,
+    r"Sa": -2,
+    r"Wa": -1,
     r"oa": +1,
-    r"V[0OC]": -2,
+    r"p[a]": -1,
+    r"ta": -2,
+    r"v[oc]": -1,
+    r"y[oacs]": -1,
     # Left character fits under right character:
-    r"L[0OCTY]": -4,
-    r"L[14Q]": -3,
-    r"L[9]": -2,
-    r"L[yVo]": -1,
-    r"l[t]": -2,
+    r"L[4Q]": -3,
+    r"L[O0CTYtcoq]": -2,
+    r"L[yVv]": -1,
+    r"l[tTY]": -2,
     r"l[y]": -1,
-    r"[0O][4TY]": -2,
+    r"[0O][4TYy]": -2,
     r"[0O][1]": -1,
     r"Q[1TY]": -2,
-    r"A[CGTY]": -2,
-    r"A[c]": -1,
-    r"a[cTYt]": -2,
-    r"a[vVy]": -1,
+    r"A[CGTYt]": -2,
+    r"A[cgy]": -1,
+    r"a[TYt]": -2,
+    r"a[cvVy]": -1,
     # Fits into "hole" in left character:
     r"B[0CGOQ]": -2,
+    r"B[0cgq]": -2,
     r"C[0CGOQ]": -3,
     r"C[q]": -2,
-    r"C[Go]": -1,
+    r"C[cgo]": -1,
     r"X[0CO]": -3,
-    r"X[Q]": -2,
+    r"X[Qqco]": -2,
     r"8[0CO]": -3,
-    r"8[GQ]": -2,
+    r"8[GQcgqo]": -2,
     r"Z[0CO]": -2,
-    r"Z[GQo]": -1,
-    r"I[0COQ]": -1,
+    r"Z[GQocgq]": -1,
+    r"I[0COQcoq]": -1,
     r"K[0CO]": -4,
     r"K[GQ]": -3,
-    r"K[E]": -1,
-    r"[PR][0COQ]": -1,
+    r"K[cgo]": -2,
+    r"K[Eq]": -1,
+    r"P[0COQcoq]": -1,
+    r"R[0COQcoq]": -1,
     # Fits into "hole" in right character:
-    r"[O0Q][2X8]": -3,
-    r"[O0Q][9K]": -2,
-    r"[O0Q][I]": -1,
+    r"[O0][2X8]": -3,
+    r"[O0][9Kx]": -2,
+    r"[O0][Iik]": -1,
+    r"Q[28X]": -2,
+    r"Q[9Iix]": -1,
+    r"q[IXx]": -1,
     # Just because.
     r"[O0][O0]": -1,
 }