diff options
| -rw-r--r-- | src/fontloader/misc/fontloader-font-afm.lua | 4 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-otj.lua | 6 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-otr.lua | 10 | ||||
| -rw-r--r-- | src/fontloader/misc/fontloader-font-ots.lua | 20 | ||||
| -rw-r--r-- | src/fontloader/runtime/fontloader-reference.lua | 36 |
5 files changed, 53 insertions, 23 deletions
diff --git a/src/fontloader/misc/fontloader-font-afm.lua b/src/fontloader/misc/fontloader-font-afm.lua index 7003304..99b8577 100644 --- a/src/fontloader/misc/fontloader-font-afm.lua +++ b/src/fontloader/misc/fontloader-font-afm.lua @@ -30,7 +30,7 @@ local fonts, logs, trackers, containers, resolvers = fonts, logs, trackers, cont local next, type, tonumber = next, type, tonumber 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 abs = math.abs 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 @@ -317,7 +317,7 @@ do local function step(c) local cipher = byte(c) local plain = bxor(cipher,rshift(r,8)) - r = mod((cipher + r) * c1 + c2,65536) + r = ((cipher + r) * c1 + c2) % 65536 return char(plain) end diff --git a/src/fontloader/misc/fontloader-font-otj.lua b/src/fontloader/misc/fontloader-font-otj.lua index aae70d1..ebda723 100644 --- a/src/fontloader/misc/fontloader-font-otj.lua +++ b/src/fontloader/misc/fontloader-font-otj.lua @@ -49,8 +49,8 @@ local attributes, nodes, node = attributes, nodes, node fonts = fonts local hashes = fonts.hashes local fontdata = hashes.identifiers -local parameters = fonts.hashes.parameters -local resources = fonts.hashes.resources +----- parameters = fonts.hashes.parameters -- not in generic +----- resources = fonts.hashes.resources -- not in generic nodes.injections = nodes.injections or { } local injections = nodes.injections @@ -1444,7 +1444,7 @@ local function injectspaces(head) -- end leftkerns = trig.left rightkerns = trig.right - local par = parameters[font] + local par = fontdata[font].parameters -- fallback for generic factor = par.factor threshold = par.spacing.width - 1 -- get rid of rounding errors lastfont = font diff --git a/src/fontloader/misc/fontloader-font-otr.lua b/src/fontloader/misc/fontloader-font-otr.lua index a9ad739..24f6854 100644 --- a/src/fontloader/misc/fontloader-font-otr.lua +++ b/src/fontloader/misc/fontloader-font-otr.lua @@ -69,7 +69,7 @@ local next, type, unpack = next, type, unpack local byte, lower, char, strip, gsub = string.byte, string.lower, string.char, string.strip, string.gsub local bittest = bit32.btest local concat, remove, unpack, fastcopy = table.concat, table.remov, table.unpack, table.fastcopy -local floor, mod, abs, sqrt, round = math.floor, math.mod, math.abs, math.sqrt, math.round +local floor, abs, sqrt, round = math.floor, math.abs, math.sqrt, math.round local P, R, S, C, Cs, Cc, Ct, Carg, Cmt = lpeg.P, lpeg.R, lpeg.S, lpeg.C, lpeg.Cs, lpeg.Cc, lpeg.Ct, lpeg.Carg, lpeg.Cmt local lpegmatch = lpeg.match @@ -1270,10 +1270,10 @@ formatreaders[4] = function(f,fontdata,offset) -- bad encoding elseif offset == 0 then if trace_cmap then - report("format 4.%i segment %2i from %C upto %C at index %H",1,segment,startchar,endchar,mod(startchar + delta,65536)) + report("format 4.%i segment %2i from %C upto %C at index %H",1,segment,startchar,endchar,(startchar + delta) % 65536) end for unicode=startchar,endchar do - local index = mod(unicode + delta,65536) + local index = (unicode + delta) % 65536 if index and index > 0 then local glyph = glyphs[index] if glyph then @@ -1303,13 +1303,13 @@ formatreaders[4] = function(f,fontdata,offset) else local shift = (segment-nofsegments+offset/2) - startchar if trace_cmap then - report("format 4.%i segment %2i from %C upto %C at index %H",0,segment,startchar,endchar,mod(startchar + delta,65536)) + report("format 4.%i segment %2i from %C upto %C at index %H",0,segment,startchar,endchar,(startchar + delta) % 65536) end for unicode=startchar,endchar do local slot = shift + unicode local index = indices[slot] if index and index > 0 then - index = mod(index + delta,65536) + index = (index + delta) % 65536 local glyph = glyphs[index] if glyph then local gu = glyph.unicode diff --git a/src/fontloader/misc/fontloader-font-ots.lua b/src/fontloader/misc/fontloader-font-ots.lua index 6911872..ac81989 100644 --- a/src/fontloader/misc/fontloader-font-ots.lua +++ b/src/fontloader/misc/fontloader-font-ots.lua @@ -9,6 +9,9 @@ if not modules then modules = { } end modules ['font-ots'] = { -- sequences -- to be checked: discrun doesn't seem to do something useful now (except run the -- check again) so if we need it again we'll do a zwnjrun or so +-- components will go away and be replaced by a property table which simplifies +-- code (also more efficient) + -- beware, on my development machine we test a slightly a more optimized version -- assumptions: @@ -566,7 +569,22 @@ local function toligature(head,start,stop,char,dataset,sequence,markflag,discfou local pre, post, replace, pretail, posttail, replacetail = getdisc(discfound,true) if not replace then -- todo: signal simple hyphen local prev = getprev(base) - local copied = copy_node_list(comp) +-- local copied = copy_node_list(comp) +local current = comp +local previous = nil +local copied = nil +while current do + if getid(current) == glyph_code then + local n = copy_node(current) + if copied then + setlink(previous,n) + else + copied = n + end + previous = n + end + current = getnext(current) +end setprev(discnext,nil) -- also blocks funny assignments setnext(discprev,nil) -- also blocks funny assignments if pre then diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua index 09a24b9..ab81bc6 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 : 04/22/16 09:10:04 +-- merge date : 04/25/16 13:30:09 do -- begin closure to overcome local limits and interference @@ -6984,7 +6984,7 @@ local fonts,logs,trackers,containers,resolvers=fonts,logs,trackers,containers,re local next,type,tonumber=next,type,tonumber 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 abs=math.abs 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 @@ -7183,7 +7183,7 @@ do local function step(c) local cipher=byte(c) local plain=bxor(cipher,rshift(r,8)) - r=mod((cipher+r)*c1+c2,65536) + r=((cipher+r)*c1+c2)%65536 return char(plain) end decrypt=function(binary) @@ -8249,7 +8249,7 @@ local next,type,unpack=next,type,unpack local byte,lower,char,strip,gsub=string.byte,string.lower,string.char,string.strip,string.gsub local bittest=bit32.btest local concat,remove,unpack,fastcopy=table.concat,table.remov,table.unpack,table.fastcopy -local floor,mod,abs,sqrt,round=math.floor,math.mod,math.abs,math.sqrt,math.round +local floor,abs,sqrt,round=math.floor,math.abs,math.sqrt,math.round local P,R,S,C,Cs,Cc,Ct,Carg,Cmt=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Ct,lpeg.Carg,lpeg.Cmt local lpegmatch=lpeg.match local setmetatableindex=table.setmetatableindex @@ -8952,10 +8952,10 @@ formatreaders[4]=function(f,fontdata,offset) elseif offset==0xFFFF then elseif offset==0 then if trace_cmap then - report("format 4.%i segment %2i from %C upto %C at index %H",1,segment,startchar,endchar,mod(startchar+delta,65536)) + report("format 4.%i segment %2i from %C upto %C at index %H",1,segment,startchar,endchar,(startchar+delta)%65536) end for unicode=startchar,endchar do - local index=mod(unicode+delta,65536) + local index=(unicode+delta)%65536 if index and index>0 then local glyph=glyphs[index] if glyph then @@ -8984,13 +8984,13 @@ formatreaders[4]=function(f,fontdata,offset) else local shift=(segment-nofsegments+offset/2)-startchar if trace_cmap then - report("format 4.%i segment %2i from %C upto %C at index %H",0,segment,startchar,endchar,mod(startchar+delta,65536)) + report("format 4.%i segment %2i from %C upto %C at index %H",0,segment,startchar,endchar,(startchar+delta)%65536) end for unicode=startchar,endchar do local slot=shift+unicode local index=indices[slot] if index and index>0 then - index=mod(index+delta,65536) + index=(index+delta)%65536 local glyph=glyphs[index] if glyph then local gu=glyph.unicode @@ -16680,8 +16680,6 @@ local attributes,nodes,node=attributes,nodes,node fonts=fonts local hashes=fonts.hashes local fontdata=hashes.identifiers -local parameters=fonts.hashes.parameters -local resources=fonts.hashes.resources nodes.injections=nodes.injections or {} local injections=nodes.injections local tracers=nodes.tracers @@ -17871,7 +17869,7 @@ local function injectspaces(head) local function updatefont(font,trig) leftkerns=trig.left rightkerns=trig.right - local par=parameters[font] + local par=fontdata[font].parameters factor=par.factor threshold=par.spacing.width-1 lastfont=font @@ -18719,7 +18717,21 @@ local function toligature(head,start,stop,char,dataset,sequence,markflag,discfou local pre,post,replace,pretail,posttail,replacetail=getdisc(discfound,true) if not replace then local prev=getprev(base) - local copied=copy_node_list(comp) +local current=comp +local previous=nil +local copied=nil +while current do + if getid(current)==glyph_code then + local n=copy_node(current) + if copied then + setlink(previous,n) + else + copied=n + end + previous=n + end + current=getnext(current) +end setprev(discnext,nil) setnext(discprev,nil) if pre then |