add orientation of generated cardioid or second order lobe

calibration/src/sphear_bf_plot_polar_response.m

@@ -36,7 +36,7 @@
 %%  You should have received a copy of the GNU General Public License
 %%  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-function sphear_bf_plot_polar_response(B, frefmin, frefmax, fmin, fmax, Noct, Nfft, Fs, cardioid = 0)
+function sphear_bf_plot_polar_response(B, frefmin, frefmax, fmin, fmax, Noct, Nfft, Fs, cardioid = 0, azim = 45)
 
   %% color plot
   copt = '-color';
@@ -65,7 +65,7 @@ function sphear_bf_plot_polar_response(B, frefmin, frefmax, fmin, fmax, Noct, Nf
   idx = 1;
   for i = (1:size(fc))
     printf("fc = %d\n", fc(i));
-    BP = sphear_signal_power(B, Fs, fe(i), fe(i + 1), Nfft, cardioid) / norm;
+    BP = sphear_signal_power(B, Fs, fe(i), fe(i + 1), Nfft, cardioid, azim) / norm;
     sphear_bf_plot(BP, fe(i), fe(i + 1), 1.25, cardioid);
     idx = idx + 1;
   end