diff options
Diffstat (limited to 'Master/texmf-dist/tex/luatex/optex/unimath-codes.opm')
| -rw-r--r-- | Master/texmf-dist/tex/luatex/optex/unimath-codes.opm | 91 |
1 files changed, 71 insertions, 20 deletions
diff --git a/Master/texmf-dist/tex/luatex/optex/unimath-codes.opm b/Master/texmf-dist/tex/luatex/optex/unimath-codes.opm index 83d59835b5f..f1d0b01b0f7 100644 --- a/Master/texmf-dist/tex/luatex/optex/unimath-codes.opm +++ b/Master/texmf-dist/tex/luatex/optex/unimath-codes.opm @@ -2,6 +2,13 @@ \_codedecl \_ncharrmA {Uni math codes <2020-03-14>} % preloaded on demand by \loadmath + \_doc ----------------------------- + The control sequences for `\alpha`, `\beta` etc are redefined here. + The `\alpha` expands to the charcter with unicode `"03B1`, this is normal + character $α$. You can type in directly in your editor, if you know how + to do this. + \_cod ----------------------------- + \_umathnumB="0391 \_greekdef \Alpha \Beta \Gamma \Delta \Epsilon \Zeta \Eta \Theta \Iota \Kappa \Lambda \Mu \Nu \Xi \Omicron \Pi \Rho \varTheta \Sigma \Tau \Upsilon \Phi @@ -12,6 +19,10 @@ \lambda \mu \nu \xi \omicron \pi \rho \varsigma \sigma \tau \upsilon \varphi \chi \psi \omega \varbeta \vartheta \phi \varpi \_relax + \_doc ----------------------------- + The math alphabets are declared here using the \^`\_umathrange` macro. + \_cod ----------------------------- + \_chardef\_ncharrmA=`A \_chardef\_ncharrma=`a \_chardef\_ncharbfA="1D400 \_chardef\_ncharbfa="1D41A \_chardef\_ncharitA="1D434 \_chardef\_ncharita="1D44E @@ -78,6 +89,14 @@ \_protected\_def\_bsansdigits {\_umathrange{0-9}\_digitbsO} \_protected\_def\_ttdigits {\_umathrange{0-9}\_digitttO} + \_doc ----------------------------- + The `\rm`, `\it`, `\cal` etc. are redefined here.\nl + You can redefine them if you need different behavior (for example + you don't want to use sans serif bold in math). + When you do this then you must repeat `\_public \bf ;`\nl + \`\_inmath` `{<cmds>}` applies `<cmds>` only in math mode. + \_cod ----------------------------- + \_protected\_def\_inmath#1{\_relax \_ifmmode#1\_fi} % to keep off \loop processing in text mode % You can redefine these macros to follow your wishes. @@ -96,10 +115,15 @@ \_protected\_def\_mbisans {\_bisansvariables \_isansgreek \_bsansdigits} \_protected\_def\_script {\_rmvariables \_fam4 } -\_public - \rm \it \bf \bi \tt \bbchar \cal \frak \misans \mbisans \script ; +\_public \rm \it \bf \bi \tt \bbchar \cal \frak \misans \mbisans \script ; -% Math codes: + \_doc ----------------------------- + Each Unicode slot carries information about math type. This is saved in + the file `mathclass.txt` which is copied to `mathclass.opm` The file + has the following format: + {\vitt{mathclass.opm}\verbinput (70-85) mathclass.opm } + We have to read this information and convert it to the `\Umathcode`s. + \_cod ----------------------------- \_begingroup % \input mathclass.opm (which is a copy of MathClass.txt): \_def\_p#1;#2{\_edef\_tmp{\_pB#2}\_ifx\_tmp\_empty \_else\_pA#1....\_end#2\_fi} @@ -124,6 +148,13 @@ \_input mathclass.opm \_endgroup + \_doc ----------------------------- + Each math symbol has its declaration in the file `unicode-math-table.tex` + which is copied to `unimath-table.opm`. The file has following format: + {\vitt{unimath-table.opm}\verbinput (70-85) unimath-table.opm } + We have to read this information and convert it to the Unicode math codes. + \_cod ----------------------------- + \_begingroup % \input unimath-table.opm (it is a copy of unicode-math-table.tex): \_def\UnicodeMathSymbol #1#2#3#4{% \_global\_Umathcharnumdef#2=\_Umathcodenum#1\_relax @@ -134,6 +165,13 @@ \_input unimath-table.opm \_endgroup + \_doc ----------------------------- + Many special characters must be declared with care... + \_cod ----------------------------- + +\_global\_Udelcode`<=1 "027E8 % these characters have different meaning +\_global\_Udelcode`>=1 "027E9 % as normal and as delimeter + \_nitgreek \_nitvariables \_rmdigits % default setting \_Umathcode `- = 2 1 "2212 @@ -179,10 +217,14 @@ \_protected\def \overrightarrow {\Umathaccent 7 1 "020D7 } \_protected\def \overleftrightarrow {\Umathaccent 7 1 "020E1 } -% corrections: - \_mathchardef\ldotp="612E \_let\|=\Vert +\_mathcode`\_="8000 + + \_doc ----------------------------- + Aliases are declared here. They are names not menitioned in the `unimath-table.opm` file + but commonly used in \TeX. + \_cod ----------------------------- \_let \setminus=\smallsetminus \_let \diamond=\smwhtdiamond @@ -242,6 +284,10 @@ \_let \upphi=\mupphi \_let \upvarpi=\mupvarpi + \_doc ----------------------------- + The \^`\not` macro is redefined here. + \_cod ----------------------------- + \_protected\_def\_not#1{% \_ifcsname _not!\_csstring#1\_endcsname \_csname _not!\_csstring#1\_endcsname \_else \_mathrel{\_mathord{\_rlap{\_kern1pt/}}\_mathord{#1}}% @@ -262,36 +308,34 @@ \_public \not ; -% we need no more 8bit math fonts - -\mathcode`\_="8000 + \_doc ----------------------------- + Newly declared public control sequences are used in internal macros by + \OpTeX/. We need to get new meanings of these control sequences in + private name space. + \_cod ----------------------------- -\_private +\_private \ldotp \cdotp \bullet \triangleleft \trianglerigt \mapstochar \rightarrow \prime \lhook \rightarrow \leftarrow \rhook \triangleright \triangleleft \Relbar \Rightarrow \relbar \rightarrow \Leftarrow \mapstochar \longrightarrow \Longleftrightarrow \vdots \ddots ; - \_endcode --------------------------------------------- +\secc A few observations -You can combine more fonts, if you register them to another -math families (5, 6, 7, etc.) in \normalmath macro. +You can combine more fonts in math, if you register them to another +math families (5, 6, 7, etc.) in the \^`\normalmath` macro. -The default value of \normalmath shows a combination of base Unicode Math -font with 8bit Math font at family 4. See definition of \script macro where -\fam4 is used. Of course, we need to set \rmvariables too, because 8bit font +The default value of \^`\normalmath` shows a combination of base Unicode Math +font with 8bit Math font at family 4. See definition of the `\script` macro where +`\fam4` is used. Of course, we need to set `\rmvariables` too, because 8bit font accepts only codes less than 255. -See http://tex.stackexchange.com/questions/308749/ for more technical details. - ------ - XITSmath-bold needs correction: the norm symbol ||x|| is missing here. So, you can define: +\begtt \def\_boldmath{% \loadumathfamily 1 {[xitsmath-bold]}{} % Base font \loadmathfamily 4 rsfs % script @@ -299,3 +343,10 @@ can define: \def\|{\Udelimiter 0 5 "02016 }% % norm delimiter from family 5 \setmathdimens } +\endtt + +\_endinput + +History: +2020-04-09 Bug fix: \Udelcode`<, \Udelcode`> added +
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