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

More documents

Recommendations

Info

c1d1 c2d2 d3 d4 d5 Here come the examples: a/b/c c1 c2 /a/b/c c1 c2 b/c c1 c2 c c1 c2 d3 d4 d5 a/*/c c1 c2 a/**/c c1 142 XML revisioned
c2 a//c d3 d4 d5 a/*/*/c no match */c d3 d4 d5 **/c c1 c2 d3 d4 d5 a/../*/c d3 d4 d5 a/../c no match c[@n='x'] c1 c[@n] c1 c2 d3 d4 d5 c[@n='y'] c2 d4 c[1] c1 XML revisioned 143
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 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 216:
using some kind of api and history
Page 226 and 227:
In LuaTEX with ConTEXt MkIV support
Page 228 and 229:
• Designers (or programmers) may
Page 230 and 231:
228 OpenType: too open?
Page 232 and 233:
cannot be grabbed and they make the
Page 234 and 235:
232 It works!
Page 236 and 237:
when writing the result to le, TEX
Page 238 and 239:
236 Virtual Reality
Page 240 and 241:
\start \textdir TLT one \bidilro tw
Page 242 and 243:
240 Getting lost
Page 244 and 245:
using a few arabic fonts, some chin
Page 246 and 247:
The core data structure that we nee
Page 248 and 249:
table can contain information about
Page 250 and 251:
The ConTEXt cross reference mechani
Page 252 and 253:
of them. Each lookup has a detailed
Page 254 and 255:
otf.replacements otf.sequences otf.
Page 256 and 257:
features: analyze=yes, calt=yes, cc
Page 258 and 259:
feature mark, lookup ml_arab_l_16_s
Page 260 and 261:
للِ‏ ه‎ ِ feature init, lo
Page 262 and 263:
features: analyze=yes, calt=yes, cc
Page 264 and 265:
esult: ۝ 1: [+TRT] U+6DD:۝ [-TRT]
Page 266 and 267:
2: [+TRT] U+F01DD:۝ [-TRT] ۝ The
Page 268 and 269:
Pro. Dr. Donld E. Knuth feature cal
Page 270 and 271:
268 Tracking
Page 272 and 273:
The order in which this happens now
Page 274 and 275:
normalizers characters words fonts
Page 276 and 277:
local function hyphenation(head,tai
Page 278 and 279:
276 The order of things
Page 280 and 281:
of LuaTEX Taco and I worked in para
Page 282 and 283:
Next we see (scaled) Latin Modern:
Page 284 and 285:
As you can see, it is possible to a
Page 286 and 287:
next: U+FF008 { => U+FF06E { => U+F
Page 288 and 289:
end } commands = { { "slot", 1, bas
Page 290 and 291:
(a,b) = (1.20,3.40) So we don't nee
Page 292 and 293:
} description = "SOLIDUS", directio
Page 294 and 295:
⎧ ⎪ ⎪ ⎪ ⎨ ⎪ ⎪ ⎪ ⎩
Page 296 and 297:
840 italic 60 top_accent (0,1020) f
Page 298 and 299:
296 Unicode math
Page 300 and 301:
tex.print("access") else tex.print(
Page 302 and 303:
300 User code
Page 304 and 305:
namespace with code not coming from
Page 306 and 307:
• The code denes a few global tab
Page 308 and 309:
ut this now refers to an index in a
Page 310 and 311:
On the agenda is xing some ‘hyphe
Page 312 and 313:
We also use the opportunity to slow
Page 314 and 315:
Math. Because the TEX Gyre math pro
Page 316 and 317:
Tracing on Taco's machine has shown
Page 318 and 319:
node list callback tasks - 4 unique
Page 320 and 321:
pdftex 1.28 (23) 2.07 (144) 6.96 (2
Page 322 and 323:
July 19, 2009 - The number of files
Page 324 and 325:
July 19, 2009 - The relative number
show all

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

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?