Matlab code for the analytic physical sphere diffraction, its simplistic model "sph_head_model.m", the file "plot_HRIRs_and_HRTFs.m" for plotting KU100 dummy head HRIRs and HRTFs including all data, Franz's HRIRs/HRTFs from ARI in Vienna (Thanks to Michael Mihocic and Piotr Majdak), for writing the input matrices for Pd, and the file "test_psypan.m" for analyzing what psypan does.