- TCollection_AsciiString aFileName(theFileName.c_str());
- OSD_Path aPath(aFileName);
- TCollection_AsciiString anExtension = aPath.Extension();
- // ".brep" -> "BREP", TCollection_AsciiString are numbered from 1
- anExtension = anExtension.SubString(2, anExtension.Length());
- anExtension.UpperCase();