PDF output might be potentially achievable with newer version of mathtext which has fontembedpdf.cc file
See [mathtext] mv to bultin subdir, isolate from ROOT and sync with upstream by ferdymercury · Pull Request #22476 · root-project/root · GitHub
PDF output might be potentially achievable with newer version of mathtext which has fontembedpdf.cc file
See [mathtext] mv to bultin subdir, isolate from ROOT and sync with upstream by ferdymercury · Pull Request #22476 · root-project/root · GitHub