[f] added altitudes of links

FHSTP/01_data_preparation/prep.py

@@ -273,7 +273,7 @@ def get_inca_data(datetimes: np.array, lon_a: np.array, lat_a: np.array, lon_b:
         lat_a (np.array): Vector containing latitude values of LINK site a
         lon_b (np.array): Vector containing longitude values of LINK site b
         lat_b (np.array): Vector containing latiotude values of LINK site b
-        length (np.array): Vector containing distance between sites in km
+        length (np.array): Vector containing distance between sites in m
     
     Returns:
         inca_RR (np.array): Vector containing INCA RR data for each transmission
@@ -307,7 +307,7 @@ def get_inca_data(datetimes: np.array, lon_a: np.array, lat_a: np.array, lon_b:
     # define n INCA RR points for each km of link length
     # --> min. points: 3 (start, mid and end) if length < 3km
     # --> get odd amount of RR points to always include the middle of the link
-    n = np.round(lengths, decimals = 0).astype(int)
+    n = np.round(lengths//1000, decimals = 0).astype(int)
     n = np.where(n < 3, 3, n)
     n = np.where(n%2 == 0, n+1, n)
     
@@ -437,7 +437,7 @@ def prep() -> None:
     df_config['ANT_HEIGHT_ALTITUDE_MID'] = df_config['ANT_HEIGHT_ALTITUDE_MID'].astype('int')
     _log('Calculated midpoint of links')
     
-    # calculate LENGTH in km between links
+    # calculate LENGTH in m between links
     df_config['LENGTH'] = get_distance(
         df_config['LONGITUDE_A'],
         df_config['LATITUDE_A'],