diff options
Diffstat (limited to 'src/fontloader')
| -rw-r--r-- | src/fontloader/misc/fontloader-font-afm.lua | 224 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-con.lua | 11 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-map.lua | 4 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-otl.lua | 2 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-otr.lua | 7 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-oup.lua | 14 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-tfm.lua | 2 | ||||
| -rw-r--r-- | src/fontloader/runtime/fontloader-basics-gen.lua | 6 | ||||
| -rw-r--r-- | src/fontloader/runtime/fontloader-reference.lua | 207 |
9 files changed, 370 insertions, 107 deletions
diff --git a/src/fontloader/misc/fontloader-font-afm.lua b/src/fontloader/misc/fontloader-font-afm.lua index 329639b..3dedf12 100644 --- a/src/fontloader/misc/fontloader-font-afm.lua +++ b/src/fontloader/misc/fontloader-font-afm.lua @@ -28,9 +28,11 @@ don't have this issue.</p> local fonts, logs, trackers, containers, resolvers = fonts, logs, trackers, containers, resolvers local next, type, tonumber = next, type, tonumber -local format, match, gmatch, lower, gsub, strip = string.format, string.match, string.gmatch, string.lower, string.gsub, string.strip -local abs = math.abs -local P, S, C, R, lpegmatch, patterns = lpeg.P, lpeg.S, lpeg.C, lpeg.R, lpeg.match, lpeg.patterns +local match, gmatch, lower, gsub, strip, find = string.match, string.gmatch, string.lower, string.gsub, string.strip, string.find +local char, byte, sub = string.char, string.byte, string.sub +local abs, mod = math.abs, math.mod +local bxor, rshift = bit32.bxor, bit32.rshift +local P, S, R, Cmt, C, Ct, Cs, lpegmatch, patterns = lpeg.P, lpeg.S, lpeg.R, lpeg.Cmt, lpeg.C, lpeg.Ct, lpeg.Cs, lpeg.match, lpeg.patterns local derivetable = table.derive local trace_features = false trackers.register("afm.features", function(v) trace_features = v end) @@ -48,11 +50,6 @@ local definers = fonts.definers local readers = fonts.readers local constructors = fonts.constructors -local fontloader = fontloader -local font_to_table = fontloader.to_table -local open_font = fontloader.open -local close_font = fontloader.close - local afm = constructors.newhandler("afm") local pfb = constructors.newhandler("pfb") @@ -171,7 +168,7 @@ end local function get_charmetrics(data,charmetrics,vector) local characters = data.characters local chr, ind = { }, 0 - for k,v in gmatch(charmetrics,"([%a]+) +(.-) *;") do + for k, v in gmatch(charmetrics,"([%a]+) +(.-) *;") do if k == 'C' then v = tonumber(v) if v < 0 then @@ -225,41 +222,193 @@ local function get_variables(data,fontmetrics) end end -local function get_indexes(data,pfbname) - data.resources.filename = resolvers.unresolve(pfbname) -- no shortcut - local pfbblob = open_font(pfbname) - if pfbblob then - local characters = data.characters - local pfbdata = font_to_table(pfbblob) - if pfbdata then - local glyphs = pfbdata.glyphs - if glyphs then - if trace_loading then - report_afm("getting index data from %a",pfbname) - end - for index, glyph in next, glyphs do - -- for index, glyph in table.sortedhash(glyphs) do - local name = glyph.name - if name then - local char = characters[name] - if char then - if trace_indexing then - report_afm("glyph %a has index %a",name,index) +local get_indexes + +do + + -- old font loader + + local fontloader = fontloader + + if fontloader then + + local font_to_table = fontloader.to_table + local open_font = fontloader.open + local close_font = fontloader.close + + local function get_indexes_old(data,pfbname) + local pfbblob = open_font(pfbname) + if pfbblob then + local characters = data.characters + local pfbdata = font_to_table(pfbblob) + if pfbdata then + local glyphs = pfbdata.glyphs + if glyphs then + if trace_loading then + report_afm("getting index data from %a",pfbname) + end + for index, glyph in next, glyphs do + local name = glyph.name + if name then + local char = characters[name] + if char then + if trace_indexing then + report_afm("glyph %a has index %a",name,index) + end + char.index = index + end end - char.index = index end + elseif trace_loading then + report_afm("no glyph data in pfb file %a",pfbname) end + elseif trace_loading then + report_afm("no data in pfb file %a",pfbname) end + close_font(pfbblob) elseif trace_loading then - report_afm("no glyph data in pfb file %a",pfbname) + report_afm("invalid pfb file %a",pfbname) end - elseif trace_loading then - report_afm("no data in pfb file %a",pfbname) end - close_font(pfbblob) - elseif trace_loading then - report_afm("invalid pfb file %a",pfbname) + end + + -- new (unfinished) font loader but i see no differences between + -- old and new (one bad vector with old) + + local n, m + + local progress = function(str,position,name,size) + local forward = position + tonumber(size) + 3 + 2 + n = n + 1 + if n >= m then + return #str, name + elseif forward < #str then + return forward, name + else + return #str, name + end + end + + local initialize = function(str,position,size) + n = 0 + m = tonumber(size) + return position + 1 + end + + local charstrings = P("/CharStrings") + local name = P("/") * C((R("az")+R("AZ")+R("09")+S("-_."))^1) + local size = C(R("09")^1) + local spaces = P(" ")^1 + + local p_filternames = Ct ( + (1-charstrings)^0 * charstrings * spaces * Cmt(size,initialize) + * (Cmt(name * P(" ")^1 * C(R("09")^1), progress) + P(1))^1 + ) + + -- if one of first 4 not 0-9A-F then binary else hex + + local decrypt + + do + + local r, c1, c2, n = 0, 0, 0, 0 + + local function step(c) + local cipher = byte(c) + local plain = bxor(cipher,rshift(r,8)) + r = mod((cipher + r) * c1 + c2,65536) + return char(plain) + end + + decrypt = function(binary) + r, c1, c2, n = 55665, 52845, 22719, 4 + binary = gsub(binary,".",step) + return sub(binary,n+1) + end + + -- local pattern = Cs((P(1) / step)^1) + -- + -- decrypt = function(binary) + -- r, c1, c2, n = 55665, 52845, 22719, 4 + -- binary = lpegmatch(pattern,binary) + -- return sub(binary,n+1) + -- end + + end + + local function loadpfbvector(filename) + -- for the moment limited to encoding only + + local data = io.loaddata(resolvers.findfile(filename)) + + if not find(data,"!PS%-AdobeFont%-") then + print("no font",filename) + return + end + + if not data then + print("no data",filename) + return + end + + local ascii, binary = match(data,"(.*)eexec%s+......(.*)") + + if not binary then + print("no binary",filename) + return + end + + binary = decrypt(binary,4) + + local vector = lpegmatch(p_filternames,binary) + + vector[0] = table.remove(vector,1) + + if not vector then + print("no vector",filename) + return + end + + return vector + + end + + get_indexes = function(data,pfbname) + local vector = loadpfbvector(pfbname) + if vector then + local characters = data.characters + if trace_loading then + report_afm("getting index data from %a",pfbname) + end + for index=1,#vector do + local name = vector[index] + local char = characters[name] + if char then + if trace_indexing then + report_afm("glyph %a has index %a",name,index) + end + char.index = index + end + end + end + end + + if fontloader then + + afm.use_new_indexer = true + get_indexes_new = get_indexes + + get_indexes = function(data,pfbname) + if afm.use_new_indexer then + return get_indexes_new(data,pfbname) + else + return get_indexes_old(data,pfbname) + end + end + + end + end local function readafm(filename) @@ -351,8 +500,9 @@ function afm.load(filename) data = readafm(filename) if data then if pfbname ~= "" then + data.resources.filename = resolvers.unresolve(pfbname) get_indexes(data,pfbname) - elseif trace_loading then + elseif trace_loading then report_afm("no pfb file for %a",filename) -- data.resources.filename = "unset" -- better than loading the afm file end diff --git a/src/fontloader/misc/fontloader-font-con.lua b/src/fontloader/misc/fontloader-font-con.lua index f36f750..b118535 100644 --- a/src/fontloader/misc/fontloader-font-con.lua +++ b/src/fontloader/misc/fontloader-font-con.lua @@ -776,9 +776,14 @@ function constructors.scale(tfmdata,specification) elseif autoitalicamount then -- itlc feature local vi = description.italic if not vi then - local vi = description.boundingbox[3] - description.width + autoitalicamount - if vi > 0 then -- < 0 indicates no overshoot or a very small auto italic - chr.italic = vi*hdelta + local bb = description.boundingbox + if bb then + local vi = bb[3] - description.width + autoitalicamount + if vi > 0 then -- < 0 indicates no overshoot or a very small auto italic + chr.italic = vi*hdelta + end + else + -- report_defining("no boundingbox for character %C in font %a, fullname %a, filename %a",unicode,name,fullname,filename) end elseif vi ~= 0 then chr.italic = vi*hdelta diff --git a/src/fontloader/misc/fontloader-font-map.lua b/src/fontloader/misc/fontloader-font-map.lua index db501f0..509e751 100644 --- a/src/fontloader/misc/fontloader-font-map.lua +++ b/src/fontloader/misc/fontloader-font-map.lua @@ -19,6 +19,8 @@ local trace_mapping = false trackers.register("fonts.mapping", function(v) trac local report_fonts = logs.reporter("fonts","loading") -- not otf only +local force_ligatures = false directives.register("fonts.mapping.forceligatures",function(v) force_ligatures = v end) + local fonts = fonts or { } local mappings = fonts.mappings or { } fonts.mappings = mappings @@ -443,7 +445,7 @@ function mappings.addtounicode(data,filename,checklookups) local collected = false local unicoded = 0 for unicode, glyph in next, descriptions do - if not glyph.unicode and glyph.class == "ligature" then + if glyph.class == "ligature" and (force_ligatures or not glyph.unicode) then if not collected then collected = fonts.handlers.otf.readers.getcomponents(data) if not collected then diff --git a/src/fontloader/misc/fontloader-font-otl.lua b/src/fontloader/misc/fontloader-font-otl.lua index 210abfe..bcea275 100644 --- a/src/fontloader/misc/fontloader-font-otl.lua +++ b/src/fontloader/misc/fontloader-font-otl.lua @@ -53,7 +53,7 @@ local report_otf = logs.reporter("fonts","otf loading") local fonts = fonts local otf = fonts.handlers.otf -otf.version = 3.017 -- beware: also sync font-mis.lua and in mtx-fonts +otf.version = 3.018 -- beware: also sync font-mis.lua and in mtx-fonts otf.cache = containers.define("fonts", "otl", otf.version, true) local otfreaders = otf.readers diff --git a/src/fontloader/misc/fontloader-font-otr.lua b/src/fontloader/misc/fontloader-font-otr.lua index 3542d18..27bb6a6 100644 --- a/src/fontloader/misc/fontloader-font-otr.lua +++ b/src/fontloader/misc/fontloader-font-otr.lua @@ -1066,14 +1066,13 @@ readers.hmtx = function(f,fontdata,specification) local nofmetrics = fontdata.horizontalheader.nofhmetrics local glyphs = fontdata.glyphs local nofglyphs = fontdata.nofglyphs - local nofrepeated = nofglyphs - nofmetrics local width = 0 -- advance local leftsidebearing = 0 for i=0,nofmetrics-1 do local glyph = glyphs[i] width = readshort(f) leftsidebearing = readshort(f) - if advance ~= 0 then + if width ~= 0 then glyph.width = width end -- if leftsidebearing ~= 0 then @@ -1082,8 +1081,8 @@ readers.hmtx = function(f,fontdata,specification) end -- The next can happen in for instance a monospace font or in a cjk font -- with fixed widths. - for i=nofmetrics,nofrepeated do - local glyph = glyphs[i] + for i=nofmetrics,nofglyphs-1 do + local glyph = glyphs[i] if width ~= 0 then glyph.width = width end diff --git a/src/fontloader/misc/fontloader-font-oup.lua b/src/fontloader/misc/fontloader-font-oup.lua index 7edaaf6..a99aaf4 100644 --- a/src/fontloader/misc/fontloader-font-oup.lua +++ b/src/fontloader/misc/fontloader-font-oup.lua @@ -378,7 +378,12 @@ local function copyduplicates(fontdata) t[#t+1] = f_character_y(u) end end - report("duplicates: % t",t) + local n = #t + if n > 25 then + report("duplicates: %i : %s .. %s ",n,t[1],t[n]) + else + report("duplicates: %i : % t",n,t) + end else -- what a mess end @@ -577,13 +582,12 @@ local function checklookups(fontdata,missing,nofmissing) if r then local name = descriptions[i].name or f_index(i) if not ignore[name] then - done[#done+1] = name + done[name] = true end end end - if #done > 0 then - table.sort(done) - report("not unicoded: % t",done) + if next(done) then + report("not unicoded: % t",table.sortedkeys(done)) end end end diff --git a/src/fontloader/misc/fontloader-font-tfm.lua b/src/fontloader/misc/fontloader-font-tfm.lua index 83ac2f0..8e92c48 100644 --- a/src/fontloader/misc/fontloader-font-tfm.lua +++ b/src/fontloader/misc/fontloader-font-tfm.lua @@ -155,7 +155,7 @@ local function read_from_tfm(specification) end -- let's play safe: properties.haskerns = true - properties.haslogatures = true + properties.hasligatures = true resources.unicodes = { } resources.lookuptags = { } -- diff --git a/src/fontloader/runtime/fontloader-basics-gen.lua b/src/fontloader/runtime/fontloader-basics-gen.lua index c298f6d..2a68b1c 100644 --- a/src/fontloader/runtime/fontloader-basics-gen.lua +++ b/src/fontloader/runtime/fontloader-basics-gen.lua @@ -92,12 +92,10 @@ local remapper = { otf = "opentype fonts", ttf = "truetype fonts", ttc = "truetype fonts", - dfont = "truetype fonts", -- "truetype dictionary", cid = "cid maps", cidmap = "cid maps", - fea = "font feature files", - pfa = "type1 fonts", -- this is for Khaled, in ConTeXt we don't use this! - pfb = "type1 fonts", -- this is for Khaled, in ConTeXt we don't use this! + -- fea = "font feature files", -- no longer supported + pfb = "type1 fonts", -- needed for vector loading afm = "afm", } diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua index e784738..7c06c25 100644 --- a/src/fontloader/runtime/fontloader-reference.lua +++ b/src/fontloader/runtime/fontloader-reference.lua @@ -1,6 +1,6 @@ -- merged file : c:/data/develop/context/sources/luatex-fonts-merged.lua -- parent file : c:/data/develop/context/sources/luatex-fonts.lua --- merge date : 04/18/16 22:12:36 +-- merge date : 04/21/16 12:13:25 do -- begin closure to overcome local limits and interference @@ -3693,11 +3693,8 @@ local remapper={ otf="opentype fonts", ttf="truetype fonts", ttc="truetype fonts", - dfont="truetype fonts", cid="cid maps", cidmap="cid maps", - fea="font feature files", - pfa="type1 fonts", pfb="type1 fonts", afm="afm", } @@ -5656,9 +5653,13 @@ function constructors.scale(tfmdata,specification) elseif autoitalicamount then local vi=description.italic if not vi then - local vi=description.boundingbox[3]-description.width+autoitalicamount - if vi>0 then - chr.italic=vi*hdelta + local bb=description.boundingbox + if bb then + local vi=bb[3]-description.width+autoitalicamount + if vi>0 then + chr.italic=vi*hdelta + end + else end elseif vi~=0 then chr.italic=vi*hdelta @@ -6408,6 +6409,7 @@ local formatters=string.formatters local trace_loading=false trackers.register("fonts.loading",function(v) trace_loading=v end) local trace_mapping=false trackers.register("fonts.mapping",function(v) trace_unimapping=v end) local report_fonts=logs.reporter("fonts","loading") +local force_ligatures=false directives.register("fonts.mapping.forceligatures",function(v) force_ligatures=v end) local fonts=fonts or {} local mappings=fonts.mappings or {} fonts.mappings=mappings @@ -6676,7 +6678,7 @@ function mappings.addtounicode(data,filename,checklookups) local collected=false local unicoded=0 for unicode,glyph in next,descriptions do - if not glyph.unicode and glyph.class=="ligature" then + if glyph.class=="ligature" and (force_ligatures or not glyph.unicode) then if not collected then collected=fonts.handlers.otf.readers.getcomponents(data) if not collected then @@ -6927,7 +6929,7 @@ local function read_from_tfm(specification) end end properties.haskerns=true - properties.haslogatures=true + properties.hasligatures=true resources.unicodes={} resources.lookuptags={} depth[filename]=depth[filename]-1 @@ -6980,9 +6982,11 @@ if not modules then modules={} end modules ['font-afm']={ } local fonts,logs,trackers,containers,resolvers=fonts,logs,trackers,containers,resolvers local next,type,tonumber=next,type,tonumber -local format,match,gmatch,lower,gsub,strip=string.format,string.match,string.gmatch,string.lower,string.gsub,string.strip -local abs=math.abs -local P,S,C,R,lpegmatch,patterns=lpeg.P,lpeg.S,lpeg.C,lpeg.R,lpeg.match,lpeg.patterns +local match,gmatch,lower,gsub,strip,find=string.match,string.gmatch,string.lower,string.gsub,string.strip,string.find +local char,byte,sub=string.char,string.byte,string.sub +local abs,mod=math.abs,math.mod +local bxor,rshift=bit32.bxor,bit32.rshift +local P,S,R,Cmt,C,Ct,Cs,lpegmatch,patterns=lpeg.P,lpeg.S,lpeg.R,lpeg.Cmt,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.match,lpeg.patterns local derivetable=table.derive local trace_features=false trackers.register("afm.features",function(v) trace_features=v end) local trace_indexing=false trackers.register("afm.indexing",function(v) trace_indexing=v end) @@ -6994,10 +6998,6 @@ local findbinfile=resolvers.findbinfile local definers=fonts.definers local readers=fonts.readers local constructors=fonts.constructors -local fontloader=fontloader -local font_to_table=fontloader.to_table -local open_font=fontloader.open -local close_font=fontloader.close local afm=constructors.newhandler("afm") local pfb=constructors.newhandler("pfb") local afmfeatures=constructors.newfeatures("afm") @@ -7111,39 +7111,140 @@ local function get_variables(data,fontmetrics) end end end -local function get_indexes(data,pfbname) - data.resources.filename=resolvers.unresolve(pfbname) - local pfbblob=open_font(pfbname) - if pfbblob then - local characters=data.characters - local pfbdata=font_to_table(pfbblob) - if pfbdata then - local glyphs=pfbdata.glyphs - if glyphs then - if trace_loading then - report_afm("getting index data from %a",pfbname) - end - for index,glyph in next,glyphs do - local name=glyph.name - if name then - local char=characters[name] - if char then - if trace_indexing then - report_afm("glyph %a has index %a",name,index) +local get_indexes +do + local fontloader=fontloader + if fontloader then + local font_to_table=fontloader.to_table + local open_font=fontloader.open + local close_font=fontloader.close + local function get_indexes_old(data,pfbname) + local pfbblob=open_font(pfbname) + if pfbblob then + local characters=data.characters + local pfbdata=font_to_table(pfbblob) + if pfbdata then + local glyphs=pfbdata.glyphs + if glyphs then + if trace_loading then + report_afm("getting index data from %a",pfbname) + end + for index,glyph in next,glyphs do + local name=glyph.name + if name then + local char=characters[name] + if char then + if trace_indexing then + report_afm("glyph %a has index %a",name,index) + end + char.index=index + end end - char.index=index end + elseif trace_loading then + report_afm("no glyph data in pfb file %a",pfbname) end + elseif trace_loading then + report_afm("no data in pfb file %a",pfbname) end + close_font(pfbblob) elseif trace_loading then - report_afm("no glyph data in pfb file %a",pfbname) + report_afm("invalid pfb file %a",pfbname) + end + end + end + local n,m + local progress=function(str,position,name,size) + local forward=position+tonumber(size)+3+2 + n=n+1 + if n>=m then + return #str,name + elseif forward<#str then + return forward,name + else + return #str,name + end + end + local initialize=function(str,position,size) + n=0 + m=tonumber(size) + return position+1 + end + local charstrings=P("/CharStrings") + local name=P("/")*C((R("az")+R("AZ")+R("09")+S("-_."))^1) + local size=C(R("09")^1) + local spaces=P(" ")^1 + local p_filternames=Ct ( + (1-charstrings)^0*charstrings*spaces*Cmt(size,initialize)*(Cmt(name*P(" ")^1*C(R("09")^1),progress)+P(1))^1 + ) + local decrypt + do + local r,c1,c2,n=0,0,0,0 + local function step(c) + local cipher=byte(c) + local plain=bxor(cipher,rshift(r,8)) + r=mod((cipher+r)*c1+c2,65536) + return char(plain) + end + decrypt=function(binary) + r,c1,c2,n=55665,52845,22719,4 + binary=gsub(binary,".",step) + return sub(binary,n+1) + end + end + local function loadpfbvector(filename) + local data=io.loaddata(resolvers.findfile(filename)) + if not find(data,"!PS%-AdobeFont%-") then + print("no font",filename) + return + end + if not data then + print("no data",filename) + return + end + local ascii,binary=match(data,"(.*)eexec%s+......(.*)") + if not binary then + print("no binary",filename) + return + end + binary=decrypt(binary,4) + local vector=lpegmatch(p_filternames,binary) + vector[0]=table.remove(vector,1) + if not vector then + print("no vector",filename) + return + end + return vector + end + get_indexes=function(data,pfbname) + local vector=loadpfbvector(pfbname) + if vector then + local characters=data.characters + if trace_loading then + report_afm("getting index data from %a",pfbname) + end + for index=1,#vector do + local name=vector[index] + local char=characters[name] + if char then + if trace_indexing then + report_afm("glyph %a has index %a",name,index) + end + char.index=index + end + end + end + end + if fontloader then + afm.use_new_indexer=true + get_indexes_new=get_indexes + get_indexes=function(data,pfbname) + if afm.use_new_indexer then + return get_indexes_new(data,pfbname) + else + return get_indexes_old(data,pfbname) end - elseif trace_loading then - report_afm("no data in pfb file %a",pfbname) end - close_font(pfbblob) - elseif trace_loading then - report_afm("invalid pfb file %a",pfbname) end end local function readafm(filename) @@ -7222,6 +7323,7 @@ function afm.load(filename) data=readafm(filename) if data then if pfbname~="" then + data.resources.filename=resolvers.unresolve(pfbname) get_indexes(data,pfbname) elseif trace_loading then report_afm("no pfb file for %a",filename) @@ -8701,18 +8803,17 @@ readers.hmtx=function(f,fontdata,specification) local nofmetrics=fontdata.horizontalheader.nofhmetrics local glyphs=fontdata.glyphs local nofglyphs=fontdata.nofglyphs - local nofrepeated=nofglyphs-nofmetrics local width=0 local leftsidebearing=0 for i=0,nofmetrics-1 do local glyph=glyphs[i] width=readshort(f) leftsidebearing=readshort(f) - if advance~=0 then + if width~=0 then glyph.width=width end end - for i=nofmetrics,nofrepeated do + for i=nofmetrics,nofglyphs-1 do local glyph=glyphs[i] if width~=0 then glyph.width=width @@ -13840,7 +13941,12 @@ local function copyduplicates(fontdata) t[#t+1]=f_character_y(u) end end - report("duplicates: % t",t) + local n=#t + if n>25 then + report("duplicates: %i : %s .. %s ",n,t[1],t[n]) + else + report("duplicates: %i : % t",n,t) + end else end end @@ -14025,13 +14131,12 @@ local function checklookups(fontdata,missing,nofmissing) if r then local name=descriptions[i].name or f_index(i) if not ignore[name] then - done[#done+1]=name + done[name]=true end end end - if #done>0 then - table.sort(done) - report("not unicoded: % t",done) + if next(done) then + report("not unicoded: % t",table.sortedkeys(done)) end end end @@ -15486,7 +15591,7 @@ local trace_defining=false registertracker("fonts.defining",function(v) trace_de local report_otf=logs.reporter("fonts","otf loading") local fonts=fonts local otf=fonts.handlers.otf -otf.version=3.017 +otf.version=3.018 otf.cache=containers.define("fonts","otl",otf.version,true) local otfreaders=otf.readers local hashes=fonts.hashes |