%% This is part of OpTeX project, see http://petr.olsak.net/optex \_fontdecl [Bonum] \Bonum {TeX Gyre Bonum fonts based on Bookman} {\caps} {\rm \bf \it \bi} {Bonum} {[texgyrebonum-regular]} \_wlog{\_detokenize{% Modifier:^^J \caps ...... caps & small caps^^J }} \_protected\def \Bonum {% \_def \_currfamily {Bonum}% \_def \_fontnamegen {[texgyrebonum-\_currV]:\_capsV\_fontfeatures}% \_resetmod } \_moddef \resetmod {\_fsetV caps={} \_fvars regular bold italic bolditalic } \_moddef \caps {\_fsetV caps=+smcp;+onum; } \_initfontfamily % new font family must be initialized \_loadmath {[texgyrebonum-math]} \_endcode See the file `f-heros.opm` for information about principles of such font-macro-files.