Created attachment 153977 [details] Screenshot SUMMARY *** I run RKWad version 0.7.5-1 under Arch Linux + KDE. Greek letters do not show up in R plots in RKward *** STEPS TO REPRODUCE 1. Start RKWard 2. Execute: a = rnorm(10000); hist(a, main = expression(paste(mu,"=0"))) 3. I see a blank square instead of the Greek letter "mu" in the title of the plot OBSERVED RESULT A black square is shown instead of the Greek letter "mu" (see the attached screenshot) EXPECTED RESULT The Greek letter "mu" should be displayed in the title of the plot SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: Arch Linux + KDE (available in About System) KDE Plasma Version: 5.26.3 KDE Frameworks Version: 5.100.1 Qt Version: 5.15.7 ADDITIONAL INFORMATION --- Please fill in --- --- IMPORTANT NOTE: If possible at all, please use the "Report bug" feature from the "Help" menu inside RKWard. Otherwise, please make sure to read http://rkward.kde.org/bugs for guidelines on what information to include in your report. ---
Greek letters are not included in R plots. To reproduce the issue, start RKward and execute: a = rnorm(10000); hist(a, main = expression(paste(mu,"=0")))
Confirmed, I will investigate. However, as a quick workaround, simply: a = rnorm(10000); hist(a, main = "μ=0") will work just fine, nowadays.
A possibly relevant merge request was started @ https://invent.kde.org/education/rkward/-/merge_requests/51
Git commit 5cc1dd4de49c1754c411ef8bcd0a92990d8b7357 by Thomas Friedrichsmeier. Committed on 03/08/2024 at 21:57. Pushed by tfry into branch 'master'. QPainter does not paint using "Symbol" font M +1 -0 ChangeLog M +1 -1 rkward/rbackend/rkwarddevice/rkgraphicsdevice_frontendtransmitter.cpp M +7 -2 rkward/rbackend/rkwarddevice/rkgraphicsdevice_stubs.cpp https://invent.kde.org/education/rkward/-/commit/5cc1dd4de49c1754c411ef8bcd0a92990d8b7357