diff options
| -rw-r--r-- | src/luaotfload-database.lua | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/src/luaotfload-database.lua b/src/luaotfload-database.lua index 0c2fd40..437091f 100644 --- a/src/luaotfload-database.lua +++ b/src/luaotfload-database.lua @@ -2608,8 +2608,17 @@ do end pick_fallback_style = function (italicangle, weight, pfmweight) - --- more aggressive, but only to determine bold faces - if pfmweight == bold_weight or bold_synonym [weight] then --- bold spectrum matches + --[[-- + More aggressive, but only to determine bold faces. + Note: Before you make this test more inclusive, ensure + no fonts are matched in the bold synonym spectrum over + a literally “bold[italic]” one. In the past, heuristics + been tried but ultimately caused unwanted modifiers + polluting the lookup table. What doesn’t work is, e. g. + treating weights > 500 as bold or allowing synonyms like + “heavy”, “black”. + --]]-- + if pfmweight == bold_weight then --- bold spectrum matches if italicangle == 0 then return "b" end @@ -2753,13 +2762,12 @@ local collect_families = function (mappings) pfmweight) end + if not modifier then + modifier = pick_fallback_style (italicangle, weight, pfmweight) + end + if modifier then add_family (familyname, subtable, modifier, entry) - elseif pfmweight >= bold_spectrum_low then -- in bold spectrum - modifier = pick_fallback_style (italicangle, weight, pfmweight) - if modifier then - add_family (familyname, subtable, modifier, entry) - end end end |