def get_height_map_for_latitude_and_longitude(
self, latitude: float, longitude: float) -> HeightMap:
"""Get the HeightMap for the given latitude and longitude"""
base = RasterBaseCoordinates.from_float(latitude, longitude)
try:
return self.height_maps[base]
except KeyError:
raise Exception(
f"Height map for {base} not found. Have you called "
f"build_file_index() on your heightmap collection?")
def get_height_map_for_latitude_and_longitude(
self, latitude: float, longitude: float) -> HeightMap:
"""Get the HeightMap for the given latitude and longitude"""
base = RasterBaseCoordinates.from_float(latitude, longitude)
try:
return self.height_maps[base]
except KeyError:
raise NoHeightMapDataException(
f"Height map for {base} not found. Either your the SRTM directory "
f"'{self.hgt_dir}' is missing files, or you have set auto_build_index=False "
f"and therefore need to manually call build_file_index(). It is probably "
f"the former.")
def test_raster_base_coordinates_zero():
assert (RasterBaseCoordinates.from_float(
latitude=0.1,
longitude=0.1,
).file_name == "N00E000")
def test_raster_base_coordinates_ne():
assert (RasterBaseCoordinates.from_float(
latitude=40.1,
longitude=5.1,
).file_name == "N40E005")
def test_raster_base_coordinates_sw():
assert (RasterBaseCoordinates.from_float(
latitude=-7.956037,
longitude=-14.357948,
).file_name == "S08W015")
def test_raster_base_coordinates_se():
assert (RasterBaseCoordinates.from_float(
latitude=-33.768549,
longitude=18.504695,
).file_name == "S34E018")
def test_raster_base_coordinates_nw():
assert (RasterBaseCoordinates.from_float(
latitude=40.1,
longitude=-7.1,
).file_name == "N40W008")