hypso.georeference.georef_plots

Module Contents

Functions

numpy_norm(np_array)	Gets the norm of an array
compute_elevation_angle(image_pos, sat_pos)	Computes the elevation angle
compute_off_nadir_angle(image_pos, sat_pos)	Compute the off-nadir angle between the image and the satellite position
pixel_index_to_angle(index, aoi_offset, fov_full, ...)	Get the pixel to angle
compute_local_angles(times, pos_teme, latlons)	Compute the local angles on the capture
compute_local_angles_2(times, pos_teme, lats, lons, ...)	Compute the Local Angles of the Capture (Second Variation)
get_wkt(top_latlon, bot_latlon)	Gets WKT
get_wkt_points(latlon_top, latlon_mid_top, latlon_mid, ...)	Get WKT Points in a string readable format
add_grid(axes, lat_center, lon_center, seg_lat, ...)	Adds a grid for plotting based on the lat and lon
geometry_computation(framepose_data_path[, hypso_height])	Compute geometry using the framepose data

Attributes

R_eq
f
e_2
R_pl
hypso_height_sensor

hypso.georeference.georef_plots.R_eq = 6378137.0

hypso.georeference.georef_plots.f

hypso.georeference.georef_plots.e_2

hypso.georeference.georef_plots.R_pl = 6356752.0

hypso.georeference.georef_plots.hypso_height_sensor = 1216

hypso.georeference.georef_plots.numpy_norm(np_array)

Gets the norm of an array

Parameters:

np_array – Numpy array to get the norm

Returns:

Float of the norm of the array

Return type:

float

hypso.georeference.georef_plots.compute_elevation_angle(image_pos, sat_pos)

Computes the elevation angle

Parameters:

• image_pos –

• sat_pos –

Returns:

Float number of the elevation angle

Return type:

float

hypso.georeference.georef_plots.compute_off_nadir_angle(image_pos, sat_pos)

Compute the off-nadir angle between the image and the satellite position

Parameters:

• image_pos –

• sat_pos –

Returns:

The off-nadir angle float value

Return type:

float

hypso.georeference.georef_plots.pixel_index_to_angle(index, aoi_offset, fov_full, pixels_full)

Get the pixel to angle

Parameters:

• index –

• aoi_offset –

• fov_full –

• pixels_full –

Returns:

Return type:

float

hypso.georeference.georef_plots.compute_local_angles(times, pos_teme, latlons)

Compute the local angles on the capture

Parameters:

• times –

• pos_teme –

• latlons –

Returns:

Numpy array with the local angles

Return type:

numpy.ndarray

hypso.georeference.georef_plots.compute_local_angles_2(times, pos_teme, lats, lons, indices)

Compute the Local Angles of the Capture (Second Variation)

Parameters:

• times –

• pos_teme –

• lats –

• lons –

• indices –

Returns:

Returns array of local angles, and a list of numpy arrays of the satellite and sun zenith and azimuth pos

Return type:

Tuple[numpy.ndarray, List[numpy.ndarray]]

hypso.georeference.georef_plots.get_wkt(top_latlon, bot_latlon)

Gets WKT

Parameters:

• top_latlon –

• bot_latlon –

Returns:

a long string in Well known text representation of shapes format

Return type:

str

hypso.georeference.georef_plots.get_wkt_points(latlon_top, latlon_mid_top, latlon_mid, latlon_mid_bot, latlon_bot)

Get WKT Points in a string readable format

Parameters:

• latlon_top –

• latlon_mid_top –

• latlon_mid –

• latlon_mid_bot –

• latlon_bot –

Returns:

String of the WKT points

Return type:

str

hypso.georeference.georef_plots.add_grid(axes, lat_center, lon_center, seg_lat, seg_lon, size_lat_deg, size_lon_deg)

Adds a grid for plotting based on the lat and lon

Parameters:

• axes –

• lat_center –

• lon_center –

• seg_lat –

• seg_lon –

• size_lat_deg –

• size_lon_deg –

Returns:

No return.

Return type:

None

hypso.georeference.georef_plots.geometry_computation(framepose_data_path, hypso_height=684)

Compute geometry using the framepose data

Parameters:

• framepose_data_path –

• hypso_height – Height of the Hypso capture

Returns:

No return.

Return type:

None