%% This is part of the OpTeX project, see http://petr.olsak.net/optex

\_famdecl [Lato] \Lato {Geometric grotesk, many weights}
        {\hair \thin \light \normal \book \bolder} {} {}
        {[Lato-Regular]}
        {\_def\_fontnamegen {[Lato-\_currV]:\_capsV\_fontfeatures}}

\_wlog{\_detokenize{%
Modifier: \caps .... Old digits only (caps not provided)^^J%
Modifiers (face weight):^^J
 \hair ...... \rm, \it = Hair, \bf, \bi = Normal^^J
 \thin ...... \rm, \it = Thin, \bf, \bi = Medium^^J
 \light ..... \rm, \it = Light, \bf, \bi = Semibold^^J
 \normal .... \rm, \it = Normal, \bf, \bi = Bold^^J
 \book ...... \rm, \it = Medium, \bf, \bi = Heavy^^J
 \bolder .... \rm, \it = Semibold, \bf, \bi = Black^^J%
}}

\_moddef \resetmod {\_fsetV caps={} \_fvars Regular Bold Italic BoldItalic }
\_moddef \caps     {\_fsetV caps=+smcp;\_ffonum; }
\_moddef \hair     {\_fvars Hairline Regular HairlineItalic Italic }
\_moddef \thin     {\_fvars Thin Medium ThinItalic MediumItalic }
\_moddef \light    {\_fvars Light Semibold LightItalic SemiboldItalic }
\_moddef \normal   {\_fvars Regular Bold Italic BoldItalic }
\_moddef \book     {\_fvars Medium Heavy MediumItalic HeavyItalic }
\_moddef \bolder   {\_fvars Semibold Black SemiboldItalic BlackItalic }

\_moddef \caps     {\_fsetV caps=+smcp;\_ffonum; }
\_moddef \nocaps   {\_fsetV caps={} }

\_initfontfamily % new font family must be initialized

\_endcode