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diff --git a/Master/texmf-dist/tex/optex/base/math-preload.opm b/Master/texmf-dist/tex/optex/base/math-preload.opm new file mode 100644 index 00000000000..0ec9abae2f7 --- /dev/null +++ b/Master/texmf-dist/tex/optex/base/math-preload.opm @@ -0,0 +1,227 @@ +%% This is part of the OpTeX project, see http://petr.olsak.net/optex + +\_codedecl \normalmath {Math fonts CM + AMS preloaded <2020-05-06>} % preloaded in format + + \_doc ------------------------------ + We have two math macros \`\normalmath` for the normal shape of all math + symbols and \`\boldmath` for the bold shape of all math symbols. The second one + can be used in bold titles, for example. + These macros load all fonts from all given math font families. + \_cod ------------------------------ + +\_def\_normalmath{% + \_loadmathfamily 0 cmr % CM Roman + \_loadmathfamily 1 cmmi % CM Math Italic + \_loadmathfamily 2 cmsy % CM Standard symbols + \_loadmathfamily 3 cmex % CM extra symbols + \_loadmathfamily 4 msam % AMS symbols A + \_loadmathfamily 5 msbm % AMS symbols B + \_loadmathfamily 6 rsfs % script + \_loadmathfamily 7 eufm % fractur + \_loadmathfamily 8 bfsans % sans serif bold + \_loadmathfamily 9 bisans % sans serif bold slanted (for vectors) +% \_setmathfamily 10 \_tentt +% \_setmathfamily 11 \_tenit + \_setmathdimens +} +\_def\_boldmath{% + \_loadmathfamily 0 cmbx % CM Roman Bold Extended + \_loadmathfamily 1 cmmib % CM Math Italic Bold + \_loadmathfamily 2 cmbsy % CM Standard symbols Bold + \_loadmathfamily 3 cmexb % CM extra symbols Bold + \_loadmathfamily 4 msam % AMS symbols A (bold not available?) + \_loadmathfamily 5 msbm % AMS symbols B (bold not available?) + \_loadmathfamily 6 rsfs % script (bold not available?) + \_loadmathfamily 7 eufb % fractur bold + \_loadmathfamily 8 bbfsans % sans serif extra bold + \_loadmathfamily 9 bbisans % sans serif extra bold slanted (for vectors) +% \_setmathfamily 10 \_tentt +% \_setmathfamily 11 \_tenbi + \_setmathdimens +} +\_count18=9 % families declared by \newfam are 12, 13, ... + +\_def \normalmath {\_normalmath} \_def\boldmath {\_boldmath} + + \_doc ----------------------------- + The classical math family selectors + \`\mit`, \^`\cal`, \^`\bbchar`, \^`\frak` and \^`\script` + are defined here. + The \^`\rm`, \^`\bf`, \^`\it`, \^`\bi` and \^`\tt` does two things: + they are variant selectors for text fonts and math family selectors for math fonts. + The idea was adapted from plain \TeX/.\nl + These macros are redefined when `unimat-codes.opm` is loaded, + see the section~\ref[unimath-codes]. + \_cod ----------------------------- + +\_chardef\_bffam = 8 +\_chardef\_bifam = 9 +%\_chardef\_ttfam = 10 +%\_chardef\_itfam = 11 + +\_protected\_def \_rm {\_tryloadrm \_tenrm \_fam0 } +\_protected\_def \_bf {\_tryloadbf \_tenbf \_fam\_bffam} +\_protected\_def \_it {\_tryloadit \_tenit \_fam1 } +\_protected\_def \_bi {\_tryloadbi \_tenbi \_fam\_bifam} +\_protected\_def \_tt {\_tryloadtt \_tentt} + +\_protected\_def \_mit {\_fam1 } +\_protected\_def \_cal {\_fam2 } +\_protected\_def \_bbchar {\_fam5 } % double stroked letters +\_protected\_def \_frak {\_fam7 } % fraktur +\_protected\_def \_script {\_fam6 } % more extensive script than \cal + +\_public \rm \bf \it \bi \tt \mit \cal \bbchar \frak \script ; + + \_doc ----------------------------- + The optical sizes of Computer Modern fonts, AMS, and other fonts + are declared here. + \_cod ----------------------------- + +%% CM math fonts, optical sizes: + +\_regtfm cmmi 0 cmmi5 5.5 cmmi6 6.5 cmmi7 7.5 cmmi8 8.5 cmmi9 9.5 + cmmi10 11.1 cmmi12 * +\_regtfm cmmib 0 cmmib5 5.5 cmmib6 6.5 cmmib7 7.5 cmmib8 8.5 cmmib9 9.5 cmmib10 * +\_regtfm cmtex 0 cstex8 8.5 cstex9 9.5 cstex10 * +\_regtfm cmsy 0 cmsy5 5.5 cmsy6 6.5 cmsy7 7.5 cmsy8 8.5 cmsy9 9.5 cmsy10 * +\_regtfm cmbsy 0 cmbsy5 5.5 cmbsy6 6.5 cmbsy7 7.5 cmbsy8 8.5 cmbsy9 9.5 cmbsy10 * +\_regtfm cmex 0 cmex7 7.5 cmex8 8.5 cmex9 9.5 cmex10 * +\_regtfm cmexb 0 cmexb10 * + +\_regtfm cmr 0 cmr5 5.5 cmr6 6.5 cmr7 7.5 cmr8 8.5 cmr9 9.5 + cmr10 11.1 cmr12 15 cmr17 * +\_regtfm cmbx 0 cmbx5 5.5 cmbx6 6.5 cmbx7 7.5 cmbx8 8.5 cmbx9 9.5 + cmbx10 11.1 cmbx12 * +\_regtfm cmti 0 cmti7 7.5 cmti8 8.5 cmti9 9.5 cmti10 11.1 cmti12 * +\_regtfm cmtt 0 cmtt8 8.5 cmtt9 9.5 cmtt10 11.1 cmtt12 * + +%% AMS math fonts, optical sizes: + +\_regtfm msam 0 msam5 5.5 msam6 6.5 msam7 7.5 msam8 8.5 msam9 9.5 msam10 * +\_regtfm msbm 0 msbm5 5.5 msbm6 6.5 msbm7 7.5 msbm8 8.5 msbm9 9.5 msbm10 * + +%% fraktur, rsfs, optical sizes: + +\_regtfm eufm 0 eufm5 6 eufm7 8.5 eufm10 * +\_regtfm eufb 0 eufb5 6 eufb7 8.5 eufb10 * +\_regtfm rsfs 0 rsfs5 6 rsfs7 8.5 rsfs10 * + +%% bf and bi sansserif math alternatives: + +\_regtfm bfsans 0 ecsx0500 5.5 ecsx0600 6.5 ecsx0700 7.5 ecsx0800 + 8.5 ecsx0900 9.5 ecsx1000 11.1 ecsx1200 * +\_regtfm bisans 0 ecso0500 5.5 ecso0600 6.5 ecso0700 7.5 ecso0800 + 8.5 ecso0900 9.5 ecso1000 11.1 ecso1200 * +\_regtfm bbfsans 0 ecsx0500 5.5 ecsx0600 6.5 ecsx0700 7.5 ecsx0800 + 8.5 ecsx0900 9.5 ecsx1000 11.1 ecsx1200 * +\_regtfm bbisans 0 ecso0500 5.5 ecso0600 6.5 ecso0700 7.5 ecso0800 + 8.5 ecso0900 9.5 ecso1000 11.1 ecso1200 * + + \_doc ----------------------------- + \`\_loadmathfamily` `<number> <font>` loads one math family, i.\,e.\ + the triple of fonts in the text size, script size and script-script size. + The `<font>` is `<font-id>` used in the `\_regtfm` parameter or + the real TFM name. The family is saved as `\fam<number>`. + \nl + \`\_setmathfamily` `<number> \<font-switch>` loads one math family + like `\_loadmathfamily` does it. But the second parameter is a + `\<font-switch>` declared previously by the `\font` primitive. + \nl + The font family is loaded at \`\_sizemtext`, \`\_sizemscript` and + \`\_sizemsscript` sizes. These sizes are set by the + \`\setmathsizes` `[<text-size>/<script-size>/<scriptscript-size>]` macro. + These parameters are given in the \`\ptmunit` unit, it is set to + 1\`\ptunit` and it is set to 1\,pt by default. + \nl + \`\_corrmsize` `<factor><space>` can be used just before + `\_loadmathfamily` or `\_setmathfamily`. + The `<factor>` is decimal number, it denotes + scale-factor \"size of loaded math font in `\textstyle` : size of text font". + You can use it in `\_normalmath` or `\_boldmath` macros if you want to do a + corrections (for example due to different ex-height in text and math + font). The `\_corrmsize` is applied only to one following + `\_loadmathfamily` or `\_setmathfamily`. If it is missing + then the `<factor>` is 1 for such math family (i.e.\ no size corrections). + \_cod ----------------------------- + +\_def\_corrmsize#1 {\_ptmunit=#1\_ptunit} % for corrections of sizes in diferent fonts + +\_def\_loadmathfamily #1 #2 {% + \_edef\_optsizesave{\_the\_optsize}% + \_optsize=\_sizemtext \_font\_mF=\_whichtfm{#2} at\_optsize \_textfont#1=\_mF + \_optsize=\_sizemscript \_font\_mF=\_whichtfm{#2} at\_optsize \_scriptfont#1=\_mF + \_optsize=\_sizemsscript \_font\_mF=\_whichtfm{#2} at\_optsize \_scriptscriptfont#1=\_mF + \_optsize=\_optsizesave \_ptmunit=\_ptunit +} +\_def\_setmathfamily #1 #2{\_let\_mF=#2% + \_edef\_optsizesave{\_the\_optsize}% + \_optsize=\_sizemtext \_fontlet#2=#2 at\_optsize \_textfont#1=#2% + \_optsize=\_sizemscript \_fontlet#2=#2 at\_optsize \_scriptfont#1=#2% + \_optsize=\_sizemsscript \_fontlet#2=#2 at\_optsize \_scriptscriptfont#1=#2% + \_optsize=\_optsizesave \_ptmunit=\_ptunit \_let#2=\_mF +} +\_def\_setmathsizes[#1/#2/#3]{\_ptmunit=\_ptunit + \_def\_sizemtext{#1\_ptmunit}\_def\_sizemscript{#2\_ptmunit}% + \_def\_sizemsscript{#3\_ptmunit}% +} +\_newdimen\_ptunit \_ptunit=1pt +\_newdimen\_ptmunit \_ptmunit=1\_ptunit + +\_public \setmathsizes \ptunit \ptmunit ; + + \_doc ----------------------------- + The \`\_setmathdimens` macro is used in \^`\normalmath` or \^`\boldmath` + macros. It makes math dimensions dependent on the font size (plain \TeX/ sets + them only for 10\,pt typesetting). The `\skewchar` of some math families are + set here too. + \_cod ----------------------------- + +\_def\_setmathdimens{% PlainTeX sets these dimens for 10pt size only: + \_delimitershortfall=0.5\_fontdimen6\_textfont3 + \_nulldelimiterspace=0.12\_fontdimen6\_textfont3 + \_scriptspace=0.05\_fontdimen6\_textfont3 + \_skewchar\_textfont1=127 \_skewchar\_scriptfont1=127 + \_skewchar\_scriptscriptfont1=127 + \_skewchar\_textfont2=48 \_skewchar\_scriptfont2=48 + \_skewchar\_scriptscriptfont2=48 + \_skewchar\_textfont6=127 \_skewchar\_scriptfont6=127 + \_skewchar\_scriptscriptfont6=127 +} + + \_doc ----------------------------- + Finally, we preload a math fonts collection in [10/7/5] sizes + when the format is generated. This is done when + `\_suppressfontnotfounderror=1` because we need not errors when the format is + generated. Maybe there are not all fonts in the \TeX/ distribution + installed. + \_cod ----------------------------- + +\_suppressfontnotfounderror=1 +\_setmathsizes[10/7/5]\_normalmath +\_suppressfontnotfounderror=0 + + +\_endcode %--------------------------------------------------- + +The Computer Modern and AMS fonts are preloaded here in classical math-fam +concept, where each math family includes three fonts with max 256 characters +(typically 128 characters). + +On the other hand, when \^`\fontfam` macro is used in the document then text +font family and appropriate math family is loaded with Unicode fonts, i.e. +Unicode-math is used. It re-defines all settings given here. + +The general rule of usage the math fonts in different sizes in \OpTeX/ says: set three +sizes by the macro +\^`\setmathsizes` `[<text-size>/<script-size>/<scriptscript-size>]` and then +load all math fonts in given sizes by \^`\normalmath` or \^`\boldmath` macros. +For example +\begtt +\setmathsizes[12/8.4/6]\normalmath ... math typesetting at 12 pt is ready. +\endtt + +\_endinput + +2020-05-06: \itfam, \ttfam removed, (Unicode math preferred) +2020-04-14: \skewchar\fam6 added |