The history of luaTEX 2006–2009 / v 0.50 - Pragma ADE

More documents

Recommendations

Info

using some kind of api and history has proved that macro packages are stable enough for this. Sometime around 2010 the team expects LuaTEX to be feature complete and stable. By that time I can probably provide a more detailed categorization. 214 The luaTEX Mix
Page 1:
MKII CONTEXT CONTEXT The history of
Page 4 and 5:
XXI The luacation of TEX and ConTEX
Page 6 and 7:
4 Introduction
Page 8 and 9:
Keep in mind that the functionality
Page 10 and 11:
tricky part of this conversion is t
Page 12 and 13:
prologues := 1 ; mpprocset := 1 ; W
Page 14 and 15:
code. However, the signicantly larg
Page 16 and 17:
\input zip:///somezipfile.zip?name=
Page 18 and 19:
ecause we could move all kind of po
Page 20 and 21:
If an acrhive is not a real TEX tre
Page 22 and 23:
luatools --generate This command wi
Page 24 and 25:
I know that it sounds a bit messy,
Page 26 and 27:
By combining Lua with TEX, we can d
Page 28 and 29:
26 An example: CalcMath
Page 30 and 31:
collapser was written. In the (pre)
Page 32 and 33:
30 Going utf
Page 34 and 35:
In practice we prefer a more abstra
Page 36 and 37:
of making that table accessible for
Page 38 and 39:
Therefore, it will be no surprise t
Page 40 and 41:
{"special","pdf: 1 0 0 rg"}, {"font
Page 42 and 43:
some neat feature of \TeX, once you
Page 44 and 45:
OPENTYPE 144 17.571.732 ENC 268 782
Page 46 and 47:
The font denition callback intercep
Page 48 and 49:
When processing a not so large le b
Page 50 and 51:
letter 105 i spacer 32 letter 116 t
Page 52 and 53:
egister 2 3190 dimen other_char 50
Page 54 and 55:
This example uses an active charact
Page 56 and 57:
function tex.printlist(data) callba
Page 58 and 59:
56 Token speak
Page 60 and 61:
Interesting is that upto now I didn
Page 62 and 63:
do end local function nextbyte(f) r
Page 64 and 65:
\ctxlua{collectgarbage("setstepmul"
Page 66 and 67:
Collecting tokens can take place in
Page 68 and 69:
where TEX has to convert to and fro
Page 70 and 71:
When experimenting with the new imp
Page 72 and 73:
It will be clear that here we colle
Page 74 and 75:
72 Nodes and attributes t={ attr={
Page 76 and 77:
Let's end with an observation. Attr
Page 78 and 79:
end end tex.sprint("\\setbox0=\\hbo
Page 80 and 81:
78 Dirty tricks
Page 82 and 83:
Those who read the previous chapter
Page 84 and 85:
In a similar way support for xml wi
Page 86 and 87:
Undoubtely this will have a huge im
Page 88 and 89:
86 Going beta
Page 90 and 91:
We like testing LuaTEX's open type
Page 92 and 93:
k a el--rie am, ld p n th re, l ak
Page 94 and 95:
his or her font). As said, it also
Page 96 and 97:
["tag"]="calt", } }, ["name"]="ks_l
Page 98 and 99:
When testing the implementation we
Page 100 and 101:
Mr. rmn p Of course we have to test
Page 102 and 103:
ه‎ مَ‏ ه‎ لِ‏ دْ‏
Page 104 and 105:
لاۤئِهٰٖا لاۤئِه
Page 106 and 107:
َ غْتَرِفٌُم عْتَر
Page 108 and 109:
وَْر وةَ،‏ ٰ ي كَ‏
Page 110 and 111:
white black t-green a=1.000 t=0.500
Page 112 and 113:
Palets work with names: \definepale
Page 114 and 115:
• support mechanism are under con
Page 116 and 117:
So, effectively we set a box, and e
Page 118 and 119:
116 Colors redone
Page 120 and 121:
• Spaces at the end of the line (
Page 122 and 123:
兡也包因沘氓侷柵苗
Page 124 and 125:
〉 + 々 = 〉々〉々〉々
Page 126 and 127:
124 Chinese, Japanese and Korean, a
Page 128 and 129:
for k, v in pairs(_G) do print(k, v
Page 130 and 131:
} [4] = 200 I mistakingly assumed t
Page 132 and 133:
130 Optimization
Page 134 and 135:
xetex metapost We can also
Page 136 and 137:
\startluacode xml.sprint(xml.first(
Page 138 and 139:
a[position()=5] maybe a[first()] ma
Page 140 and 141:
Now we have: okay okay okay Repla
Page 142 and 143:
\startxmlsetups xml:mysetups \xmlse
Page 144 and 145:
c1d1 c2d2 d3 d4 d5 Here com
Page 146 and 147:
c2 d3 b/c[1] c1 c2 a/c[1] d3 a/c[-1
Page 148 and 149:
The code in traditional TEX that de
Page 150 and 151:
and this is where MkIV hooks in ist
Page 152 and 153:
con-text == [c][o](pre=n-,post=,rep
Page 154 and 155:
luastate_bytes min:37009927, max:87
Page 156 and 157:
dyn_used min:478158, max:554800, pa
Page 158 and 159:
str_ptr min:2131299, max:2136226, p
Page 160 and 161:
if_stack min:0, max:13, pages:326 k
Page 162 and 163:
pdf_refximage min:0, max:7, pages:3
Page 164 and 165:
162 Collecting garbage
Page 166 and 167: \definefontfeature[coward] [kern=ye
Page 168 and 169: We do our tests of a variant of Con
Page 170 and 171: --make or --ini --run or --fmt= --l
Page 172 and 173: mtxrun --script font --list --patte
Page 174 and 175: Opening up TEX started with rewriti
Page 176 and 177: One can question if a properly work
Page 178 and 179: ound to fonts (instead of being com
Page 180 and 181: • TEX primitives Access to and co
Page 182 and 183: • Open an instance using mplib.ne
Page 184 and 185: is dened in the les whose names sta
Page 186 and 187: }, }, ["pen"]={ { ["left_x"]=2.4548
Page 188 and 189: local tx, ty = p.x_coord, p.y_coord
Page 190 and 191: \startreusableMPgraphic{test} fill
Page 192 and 193: vardef textext(expr str) = image (
Page 194 and 195: local factor = 65536*(7200/7227) fu
Page 196 and 197: end return t This is a typical exam
Page 198 and 199: The user interface is downward comp
Page 200 and 201: key concept. There are few accessib
Page 202 and 203: \directlua 0 { for i=1,10 do tex.pr
Page 204 and 205: } end And still it's not okay, sinc
Page 206 and 207: eason why such code normally is not
Page 208 and 209: Of course we can discuss until eter
Page 210 and 211: some text some more When using Co
Page 212 and 213: and the document itself is processe
Page 214 and 215: setups and functions are assigned n
Page 225 and 226: XXV OpenType: too open? In this cha
Page 227 and 228: Let's go back for a moment to tradi
Page 229 and 230: are many under user control. This d
Page 231 and 232: XXVI It works! One of the more powe
Page 233 and 234: end end end tex.wd[n] = width end -
Page 235 and 236: XXVII Virtual Reality When a font l
Page 237 and 238: \definefontsynonym [SerifPlus] [Ser
Page 239 and 240: XXVIII Getting lost \setupdirection
Page 241 and 242: aaabbbcccddd (-aaabbbcccddd-) aaabb
Page 243 and 244: XXIX Everything structure At the ti
Page 245 and 246: • sectioning (chapters, sections,
Page 247 and 248: The entry in the multi pass data le
Page 249 and 250: \definestructureseparatorset [demos
Page 251 and 252: XXX Tracking We entered 2009 with a
Page 253 and 254: number of changes in the code neede
Page 255 and 256: flinke fietser feature liga, lookup
Page 257 and 258: ر:‏U+FEAE U+F0170: ض:‏U+636
Page 259 and 260: 1: [+TRT] ل:‏U+644‎ U+650:ِ
Page 261 and 262: feature mark, lookup ml_arab_l_16_s
Page 263 and 264: ۝ 1: [+TRT] U+6DD:۝ [-TRT] ۝ fea
Page 265 and 266: features: analyze=yes, calt=yes, cc
Page 267 and 268:
Prof. Dr. Donald E. Knuth feature c
Page 269 and 270:
feature calt, chain ks_latn_l_61_c_
Page 271 and 272:
XXXI The order of things Normally t
Page 273 and 274:
callback.register("ligaturing", dum
Page 275 and 276:
The previous description is far fro
Page 277 and 278:
end function filters.add(where,fnc,
Page 279 and 280:
XXXII Unicode math I assume that th
Page 281 and 282:
alternate that provides some altern
Page 283 and 284:
∑ n i=0 ∫ n i=0 cos n i=0∏
Page 285 and 286:
• We can pass parameters as MathC
Page 287 and 288:
For the virtualized Latin Modern we
Page 289 and 290:
The successive sizes of the root wi
Page 291 and 292:
The fraction symbol also comes in s
Page 293 and 294:
width: 272000, height: 462400, dept
Page 295 and 296:
This gives: { { } } {}}{ ⏞ }{{}
Page 297 and 298:
faking glyphs A previous section al
Page 299 and 300:
XXXIII User code Previous versions
Page 301 and 302:
...userdata") tex.print(help[1]) }
Page 303 and 304:
XXXIV Just plain running For testin
Page 305 and 306:
If you want access by name you need
Page 307 and 308:
XXXV Halfway introduction We are ab
Page 309 and 310:
The interface is already rather sta
Page 311 and 312:
There are new primitives for placin
Page 313 and 314:
This policy change opened the road
Page 315 and 316:
XXXVI Where do we stand In the prev
Page 317 and 318:
fact that on my machine for some re
Page 319 and 320:
fonts) and dynamic OpenType font fe
Page 321 and 322:
This is where we stand now. The thr
Page 323 and 324:
July 19, 2009 - The size of (core)
Page 325:
July 19, 2009 - The relative size o
show all

The history of luaTEX 2006–2009 / v 0.50 - Pragma ADE

Create successful ePaper yourself

Delete template?

Save as template?