From a8cae347b3c8a3154c36444e5d38705b59e5e57e Mon Sep 17 00:00:00 2001 From: Philipp Gesang Date: Fri, 10 Jun 2016 07:43:41 +0200 Subject: [fontloader] sync with Context as of 2016-05-31 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This corresponds to commit a274872832cd on the mirror repo. The changes since then were numerous but seem to introduce a couple new files we didn’t ask for =) Later. --- src/fontloader/misc/fontloader-font-con.lua | 37 ++++--- src/fontloader/misc/fontloader-font-dsp.lua | 29 +++--- src/fontloader/misc/fontloader-font-otj.lua | 11 +- src/fontloader/misc/fontloader-font-otl.lua | 2 +- src/fontloader/runtime/fontloader-reference.lua | 127 +++++++++++++++--------- 5 files changed, 128 insertions(+), 78 deletions(-) (limited to 'src') diff --git a/src/fontloader/misc/fontloader-font-con.lua b/src/fontloader/misc/fontloader-font-con.lua index 45ecdd6..367f807 100644 --- a/src/fontloader/misc/fontloader-font-con.lua +++ b/src/fontloader/misc/fontloader-font-con.lua @@ -337,6 +337,20 @@ function constructors.enhanceparameters(parameters) } end +local function mathkerns(v,vdelta) + local k = { } + for i=1,#v do + local entry = v[i] + local height = entry.height + local kern = entry.kern + k[i] = { + height = height and vdelta*height or 0, + kern = kern and vdelta*kern or 0, + } + end + return k +end + function constructors.scale(tfmdata,specification) local target = { } -- the new table -- @@ -748,22 +762,15 @@ function constructors.scale(tfmdata,specification) chr.top_accent = vdelta*va end if stackmath then - local mk = character.mathkerns -- not in math ? + local mk = character.mathkerns if mk then - local kerns = { } - local v = mk.top_right if v then local k = { } for i=1,#v do local vi = v[i] - k[i] = { height = vdelta*vi.height, kern = vdelta*vi.kern } - end kerns.top_right = k end - local v = mk.top_left if v then local k = { } for i=1,#v do local vi = v[i] - k[i] = { height = vdelta*vi.height, kern = vdelta*vi.kern } - end kerns.top_left = k end - local v = mk.bottom_left if v then local k = { } for i=1,#v do local vi = v[i] - k[i] = { height = vdelta*vi.height, kern = vdelta*vi.kern } - end kerns.bottom_left = k end - local v = mk.bottom_right if v then local k = { } for i=1,#v do local vi = v[i] - k[i] = { height = vdelta*vi.height, kern = vdelta*vi.kern } - end kerns.bottom_right = k end - chr.mathkern = kerns -- singular -> should be patched in luatex ! + local tr, tl, br, bl = mk.topright, mk.topleft, mk.bottomright, mk.bottomleft + chr.mathkern = { -- singular -> should be patched in luatex ! + top_right = tr and mathkerns(tr,vdelta) or nil, + top_left = tl and mathkerns(tl,vdelta) or nil, + bottom_right = br and mathkerns(br,vdelta) or nil, + bottom_left = bl and mathkerns(bl,vdelta) or nil, + } end end if hasitalics then diff --git a/src/fontloader/misc/fontloader-font-dsp.lua b/src/fontloader/misc/fontloader-font-dsp.lua index e265f48..37ae166 100644 --- a/src/fontloader/misc/fontloader-font-dsp.lua +++ b/src/fontloader/misc/fontloader-font-dsp.lua @@ -715,6 +715,8 @@ function gsubhandlers.single(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofg end end +-- we see coverage format 0x300 in some old ms fonts + local function sethandler(f,fontdata,lookupid,lookupoffset,offset,glyphs,nofglyphs,what) local tableoffset = lookupoffset + offset setposition(f,tableoffset) @@ -1628,12 +1630,12 @@ do if not h then -- here we have a lookup that is used independent as well -- as in another one - nofsublookups = nofsublookups + 1 - -- report("registering %i as sublookup %i",lookupid,nofsublookups) local lookup = lookups[lookupid] if lookup then local d = lookup.done if d then + nofsublookups = nofsublookups + 1 + -- report("registering %i as sublookup %i",lookupid,nofsublookups) h = { index = nofsublookups, -- handy for tracing name = f_lookupname(lookupprefix,"d",lookupid+lookupidoffset), @@ -2027,16 +2029,15 @@ local function readmathglyphinfo(f,fontdata,offset) local function get(offset) setposition(f,kernoffset+offset) local n = readushort(f) - if n > 0 then + if n == 0 then + local k = readmathvalue(f) + if k == 0 then + -- no need for it (happens sometimes) + else + return { { kern = k } } + end + else local l = { } - -- for i=1,n do - -- l[i] = { readushort(f), 0 } -- height, kern - -- skipshort(f) - -- end - -- for i=1,n do - -- l[i][2] = readushort(f) - -- skipshort(f) - -- end for i=1,n do l[i] = { height = readmathvalue(f) } end @@ -2071,10 +2072,10 @@ local function readmathglyphinfo(f,fontdata,offset) if next(kernset) then local glyph = glyphs[coverage[i]] local math = glyph.math - if not math then - glyph.math = { kerns = kernset } - else + if math then math.kerns = kernset + else + glyph.math = { kerns = kernset } end end end diff --git a/src/fontloader/misc/fontloader-font-otj.lua b/src/fontloader/misc/fontloader-font-otj.lua index 61baf93..0db30c6 100644 --- a/src/fontloader/misc/fontloader-font-otj.lua +++ b/src/fontloader/misc/fontloader-font-otj.lua @@ -753,7 +753,7 @@ local function inject_pairs_only(head,where) end local leftkern = i.leftkern if leftkern and leftkern ~= 0 then - insert_node_before(head,current,newkern(leftkern)) + head = insert_node_before(head,current,newkern(leftkern)) end local rightkern = i.rightkern if rightkern and rightkern ~= 0 then @@ -1521,10 +1521,19 @@ function injections.handler(head,where) head = injectspaces(head) end if nofregisteredmarks > 0 or nofregisteredcursives > 0 then + if trace_injections then + report_injections("injection variant %a","everything") + end return inject_everything(head,where) elseif nofregisteredpairs > 0 then + if trace_injections then + report_injections("injection variant %a","pairs") + end return inject_pairs_only(head,where) elseif nofregisteredkerns > 0 then + if trace_injections then + report_injections("injection variant %a","kerns") + end return inject_kerns_only(head,where) else return head, false diff --git a/src/fontloader/misc/fontloader-font-otl.lua b/src/fontloader/misc/fontloader-font-otl.lua index 304b6b9..73e3df9 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 = 3.020 -- beware: also sync font-mis.lua and in mtx-fonts +otf.version = 3.021 -- 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/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua index 9e7d889..4d1ef83 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 : 05/22/16 15:18:33 +-- merge date : 05/31/16 09:02:55 do -- begin closure to overcome local limits and interference @@ -5286,6 +5286,19 @@ function constructors.enhanceparameters(parameters) extra=extra, } end +local function mathkerns(v,vdelta) + local k={} + for i=1,#v do + local entry=v[i] + local height=entry.height + local kern=entry.kern + k[i]={ + height=height and vdelta*height or 0, + kern=kern and vdelta*kern or 0, + } + end + return k +end function constructors.scale(tfmdata,specification) local target={} if tonumber(specification) then @@ -5624,22 +5637,15 @@ function constructors.scale(tfmdata,specification) chr.top_accent=vdelta*va end if stackmath then - local mk=character.mathkerns + local mk=character.mathkerns if mk then - local kerns={} - local v=mk.top_right if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.top_right=k end - local v=mk.top_left if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.top_left=k end - local v=mk.bottom_left if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.bottom_left=k end - local v=mk.bottom_right if v then local k={} for i=1,#v do local vi=v[i] - k[i]={ height=vdelta*vi.height,kern=vdelta*vi.kern } - end kerns.bottom_right=k end - chr.mathkern=kerns + local tr,tl,br,bl=mk.topright,mk.topleft,mk.bottomright,mk.bottomleft + chr.mathkern={ + top_right=tr and mathkerns(tr,vdelta) or nil, + top_left=tl and mathkerns(tl,vdelta) or nil, + bottom_right=br and mathkerns(br,vdelta) or nil, + bottom_left=bl and mathkerns(bl,vdelta) or nil, + } end end if hasitalics then @@ -11953,6 +11959,13 @@ do end end local reported={} + local function report_issue(i,what,sequence,kind) + local name=sequence.name + if not reported[name] then + report("rule %i in %s lookup %a has %s lookups",i,what,name,kind) + reported[name]=true + end + end for i=lastsequence+1,nofsequences do local sequence=sequences[i] local steps=sequence.steps @@ -11964,37 +11977,42 @@ do local rule=rules[i] local rlookups=rule.lookups if not rlookups then - local name=sequence.name - if not reported[name] then - report("rule %i in %s lookup %a has %s lookups",i,what,name,"no") - reported[name]=true - end + report_issue(i,what,sequence,"no") elseif not next(rlookups) then - local name=sequence.name - if not reported[name] then - report("rule %i in %s lookup %a has %s lookups",i,what,name,"empty") - reported[name]=true - end + report_issue(i,what,sequence,"empty") rule.lookups=nil else for index,lookupid in sortedhash(rlookups) do local h=sublookuphash[lookupid] if not h then - nofsublookups=nofsublookups+1 - local d=lookups[lookupid].done - h={ - index=nofsublookups, - name=f_lookupname(lookupprefix,"d",lookupid+lookupidoffset), - derived=true, - steps=d.steps, - nofsteps=d.nofsteps, - type=d.lookuptype, - markclass=d.markclass or nil, - flags=d.flags, - } - sublookuplist[nofsublookups]=h - sublookuphash[lookupid]=nofsublookups - sublookupcheck[lookupid]=1 + local lookup=lookups[lookupid] + if lookup then + local d=lookup.done + if d then + nofsublookups=nofsublookups+1 + h={ + index=nofsublookups, + name=f_lookupname(lookupprefix,"d",lookupid+lookupidoffset), + derived=true, + steps=d.steps, + nofsteps=d.nofsteps, + type=d.lookuptype, + markclass=d.markclass or nil, + flags=d.flags, + } + sublookuplist[nofsublookups]=h + sublookuphash[lookupid]=nofsublookups + sublookupcheck[lookupid]=1 + else + report_issue(i,what,sequence,"missing") + rule.lookups=nil + break + end + else + report_issue(i,what,sequence,"bad") + rule.lookups=nil + break + end else sublookupcheck[lookupid]=sublookupcheck[lookupid]+1 end @@ -12335,7 +12353,13 @@ local function readmathglyphinfo(f,fontdata,offset) local function get(offset) setposition(f,kernoffset+offset) local n=readushort(f) - if n>0 then + if n==0 then + local k=readmathvalue(f) + if k==0 then + else + return { { kern=k } } + end + else local l={} for i=1,n do l[i]={ height=readmathvalue(f) } @@ -12371,10 +12395,10 @@ local function readmathglyphinfo(f,fontdata,offset) if next(kernset) then local glyph=glyphs[coverage[i]] local math=glyph.math - if not math then - glyph.math={ kerns=kernset } - else + if math then math.kerns=kernset + else + glyph.math={ kerns=kernset } end end end @@ -14508,7 +14532,7 @@ 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=3.020 +otf.version=3.021 otf.cache=containers.define("fonts","otl",otf.version,true) local otfreaders=otf.readers local hashes=fonts.hashes @@ -16147,7 +16171,7 @@ local function inject_pairs_only(head,where) end local leftkern=i.leftkern if leftkern and leftkern~=0 then - insert_node_before(head,current,newkern(leftkern)) + head=insert_node_before(head,current,newkern(leftkern)) end local rightkern=i.rightkern if rightkern and rightkern~=0 then @@ -16808,10 +16832,19 @@ function injections.handler(head,where) head=injectspaces(head) end if nofregisteredmarks>0 or nofregisteredcursives>0 then + if trace_injections then + report_injections("injection variant %a","everything") + end return inject_everything(head,where) elseif nofregisteredpairs>0 then + if trace_injections then + report_injections("injection variant %a","pairs") + end return inject_pairs_only(head,where) elseif nofregisteredkerns>0 then + if trace_injections then + report_injections("injection variant %a","kerns") + end return inject_kerns_only(head,where) else return head,false -- cgit v1.2.3