From 59e188b96de531e50d10b4a3a6fa6d0c941adf24 Mon Sep 17 00:00:00 2001
From: Marius <mariausol@gmail.com>
Date: Wed, 7 Aug 2013 15:40:24 +0300
Subject: beta 2013.08.07 14:40
---
tex/generic/context/luatex/luatex-fonts-merged.lua | 137 ++++++++++++---------
1 file changed, 82 insertions(+), 55 deletions(-)
(limited to 'tex/generic')
diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua
index f7b952af9..93a3de890 100644
--- a/tex/generic/context/luatex/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
-- merged file : luatex-fonts-merged.lua
-- parent file : luatex-fonts.lua
--- merge date : 08/07/13 10:55:57
+-- merge date : 08/07/13 14:40:18
do -- begin closure to overcome local limits and interference
@@ -5184,7 +5184,7 @@ local report_otf=logs.reporter("fonts","otf loading")
local fonts=fonts
local otf=fonts.handlers.otf
otf.glists={ "gsub","gpos" }
-otf.version=2.744
+otf.version=2.745
otf.cache=containers.define("fonts","otf",otf.version,true)
local fontdata=fonts.hashes.identifiers
local chardata=characters and characters.data
@@ -5204,6 +5204,7 @@ local packdata=true
local syncspace=true
local forcenotdef=false
local includesubfonts=false
+local overloadkerns=false
local wildcard="*"
local default="dflt"
local fontloaderfields=fontloader.fields
@@ -5215,6 +5216,7 @@ registerdirective("fonts.otf.loader.usemetatables",function(v) usemetatables=v e
registerdirective("fonts.otf.loader.pack",function(v) packdata=v end)
registerdirective("fonts.otf.loader.syncspace",function(v) syncspace=v end)
registerdirective("fonts.otf.loader.forcenotdef",function(v) forcenotdef=v end)
+registerdirective("fonts.otf.loader.overloadkerns",function(v) overloadkerns=v end)
local function load_featurefile(raw,featurefile)
if featurefile and featurefile~="" then
if trace_loading then
@@ -6495,74 +6497,93 @@ actions["merge kern classes"]=function(data,filename,raw)
local resources=data.resources
local unicodes=resources.unicodes
local splitter=data.helpers.tounicodetable
+ local ignored=0
+ local blocked=0
for gp=1,#gposlist do
local gpos=gposlist[gp]
local subtables=gpos.subtables
if subtables then
+ local first_done={}
+ local split={}
for s=1,#subtables do
local subtable=subtables[s]
local kernclass=subtable.kernclass
+ local lookup=subtable.lookup or subtable.name
if kernclass then
- local split={}
- for k=1,#kernclass do
- local kcl=kernclass[k]
- local firsts=kcl.firsts
- local seconds=kcl.seconds
- local offsets=kcl.offsets
- local lookups=kcl.lookup
- if type(lookups)~="table" then
- lookups={ lookups }
- end
- for n,s in next,firsts do
- split[s]=split[s] or lpegmatch(splitter,s)
- end
- local maxseconds=0
- for n,s in next,seconds do
- if n>maxseconds then
- maxseconds=n
- end
- split[s]=split[s] or lpegmatch(splitter,s)
+ if #kernclass>0 then
+ kernclass=kernclass[1]
+ lookup=type(kernclass.lookup)=="string" and kernclass.lookup or lookup
+ report_otf("fixing kernclass table of lookup %a",lookup)
+ end
+ local firsts=kernclass.firsts
+ local seconds=kernclass.seconds
+ local offsets=kernclass.offsets
+ for n,s in next,firsts do
+ split[s]=split[s] or lpegmatch(splitter,s)
+ end
+ local maxseconds=0
+ for n,s in next,seconds do
+ if n>maxseconds then
+ maxseconds=n
end
- for l=1,#lookups do
- local lookup=lookups[l]
- for fk=1,#firsts do
- local fv=firsts[fk]
- local splt=split[fv]
- if splt then
- local extrakerns={}
- local baseoffset=(fk-1)*maxseconds
- for sk=2,maxseconds do
- local sv=seconds[sk]
- local splt=split[sv]
- if splt then
- local offset=offsets[baseoffset+sk]
- if offset then
- for i=1,#splt do
- extrakerns[splt[i]]=offset
- end
- end
+ split[s]=split[s] or lpegmatch(splitter,s)
+ end
+ for fk=1,#firsts do
+ local fv=firsts[fk]
+ local splt=split[fv]
+ if splt then
+ local extrakerns={}
+ local baseoffset=(fk-1)*maxseconds
+ for sk=2,maxseconds do
+ local sv=seconds[sk]
+ local splt=split[sv]
+ if splt then
+ local offset=offsets[baseoffset+sk]
+ if offset then
+ for i=1,#splt do
+ extrakerns[splt[i]]=offset
end
end
- for i=1,#splt do
- local first_unicode=splt[i]
- local description=descriptions[first_unicode]
- if description then
- local kerns=description.kerns
- if not kerns then
- kerns={}
- description.kerns=kerns
- end
- local lookupkerns=kerns[lookup]
- if not lookupkerns then
- lookupkerns={}
- kerns[lookup]=lookupkerns
- end
+ end
+ end
+ for i=1,#splt do
+ local first_unicode=splt[i]
+ if first_done[first_unicode] then
+ report_otf("lookup %a: ignoring further kerns of %C",lookup,first_unicode)
+ blocked=blocked+1
+ else
+ first_done[first_unicode]=true
+ local description=descriptions[first_unicode]
+ if description then
+ local kerns=description.kerns
+ if not kerns then
+ kerns={}
+ description.kerns=kerns
+ end
+ local lookupkerns=kerns[lookup]
+ if not lookupkerns then
+ lookupkerns={}
+ kerns[lookup]=lookupkerns
+ end
+ if overloadkerns then
for second_unicode,kern in next,extrakerns do
lookupkerns[second_unicode]=kern
end
- elseif trace_loading then
- report_otf("no glyph data for %U",first_unicode)
+ else
+ for second_unicode,kern in next,extrakerns do
+ local k=lookupkerns[second_unicode]
+ if not k then
+ lookupkerns[second_unicode]=kern
+ elseif k~=kern then
+ if trace_loading then
+ report_otf("lookup %a: ignoring overload of kern between %C and %C, rejecting %a, keeping %a",lookup,first_unicode,second_unicode,k,kern)
+ end
+ ignored=ignored+1
+ end
+ end
end
+ elseif trace_loading then
+ report_otf("no glyph data for %U",first_unicode)
end
end
end
@@ -6573,6 +6594,12 @@ actions["merge kern classes"]=function(data,filename,raw)
end
end
end
+ if ignored>0 then
+ report_otf("%s kern overloads ignored",ignored)
+ end
+ if blocked>0 then
+ report_otf("%s succesive kerns blocked",blocked)
+ end
end
end
actions["check glyphs"]=function(data,filename,raw)
--
cgit v1.2.3