For each listed functionality, the following files and directories within ~sdk/data/ are required:
_facegen_data_dir.flag base/ main/si.ctl csam/<ModelSetYouUse>/ *.tri *.egm *.png *.egt *.fim files for your custom model sets main/ artist/daz/ photofit/ full/ Specify the FaceGen data directory using Fg::setDataDir(...) . If you do not,
the directory containing the current executable will be checked for a data directory
containing the file _facegen_data_dir.flag . If not found it will recurse this check
in the parent directory.