ZH: rework beacon info in hdf5 file

simulations/airshower_beacon_simulation/aa_generate_beacon.py

@@ -55,10 +55,13 @@ def read_beacon_hdf5(fname, **h5ant_kwargs):
 
     return f_beacon, tx, antennas
 
-def Antenna_from_h5ant(h5ant, traces_key='traces', raise_exception=True, read_AxB=True):
+def Antenna_from_h5ant(h5ant, traces_key='traces', raise_exception=True, read_AxB=True, read_beacon_info=True):
     mydict = { k:h5ant.attrs.get(k) for k in ['x', 'y', 'z', 'name'] }
     ant = Antenna(**mydict)
+    if h5ant.attrs:
+        ant.attrs = {**h5ant.attrs}
 
+    # Traces
     if traces_key is None:
         pass
     elif traces_key not in h5ant:
@@ -72,12 +75,20 @@ def Antenna_from_h5ant(h5ant, traces_key='traces', raise_exception=True, read_Ax
         if len(h5ant[traces_key]) > 4:
             ant.beacon = h5ant[traces_key][4]
 
+    # E_AxB
     if read_AxB and 'E_AxB' in h5ant:
         ant.t_AxB = h5ant['E_AxB'][0]
         ant.E_AxB = h5ant['E_AxB'][1]
 
-    if h5ant.attrs:
-        ant.attrs = {**h5ant.attrs}
+    # Beacons
+    if read_beacon_info and 'beacon' in h5ant:
+        h5beacon = h5ant['beacon']
+
+        beacon_info = {}
+        for name in h5beacon.keys():
+            beacon_info[name] = h5beacon[name].attrs
+
+        ant.beacon_info = beacon_info
 
     return ant
 

simulations/airshower_beacon_simulation/ba_beacon_phases.py

@@ -124,6 +124,9 @@ if __name__ == "__main__":
             amplitude = amps[idx]
             orientation = orients[idx]
 
+            # for reporting using plots
+            found_data[i] = frequency, phase, amplitude
+
             if show_plots and (i == 60 or i == 72):
                 fig, ax = plt.subplots()
                 trace_amp = max(traces[-1]) - min(traces[-1])
@@ -134,12 +137,26 @@ if __name__ == "__main__":
                 ax.set_title(f"Beacon at antenna {h5ant}\nF:{frequency}, P:{phase}, A:{amplitude}")
                 ax.legend()
 
-            h5ant_group.attrs['beacon_freq'] = frequency
-            h5ant_group.attrs['beacon_phase_measured'] = phase
-            h5ant_group.attrs['beacon_amplitude'] = amplitude
-            h5ant_group.attrs['beacon_orientation'] = orientation
+            # save to file
+            h5beacon = h5ant.require_group('beacon')
 
-            found_data[i] = frequency, phase, amplitude
+            # only take n_sig significant digits into account
+            # for naming in hdf5 file
+            n_sig = 4
+            decimal = int(np.floor(np.log10(abs(frequency))))
+            freq_name = str(np.around(frequency, n_sig-decimal))
+
+            # delete previous values
+            if freq_name in h5beacon:
+                del h5beacon[freq_name]
+
+            h5beacon_freq = h5beacon.create_group(freq_name)
+
+            h5attrs = h5beacon_freq.attrs
+            h5attrs['freq'] = frequency
+            h5attrs['phase'] = phase
+            h5attrs['amplitude'] = amplitude
+            h5attrs['orientation'] = orientation
 
     print("Beacon Phases, Amplitudes and Frequencies written to", antennas_fname)