def testEquatorToSouthPole(self):
for lon in [0.0, 15.0, 45.0, 90.0, 180.0, 270.0]:
self.assertAlmostEqual(
geo.bearing_to(
lat1=0.0, lon1=lon,
lat2=-90.0, lon2=lon),
180.0)
def bearing_to(self, other):
"""Computes bearing in degrees to another GNSSFix."""
return geo.bearing_to(self.lat, self.lon, other.lat, other.lon)
def testHonoluluToKualaLumpur(self):
self.assertAlmostEqual(
geo.bearing_to(
lat1=21.3, lon1=-157.816667,
lat2=3.133333, lon2=101.683333),
-83.20267, places=4)
def testLondonToNewYork(self):
self.assertAlmostEqual(
geo.bearing_to(
lat1=51.507222, lon1=-0.1275,
lat2=40.7127, lon2=-74.0059),
-71.67013, places=4)
def testEquatorFacingWest(self):
self.assertAlmostEqual(
geo.bearing_to(
lat1=0.0, lon1=0.0,
lat2=0.0, lon2=-15.0),
-90.0)
def bearing_to(self, other):
"""Computes bearing in degrees to another GNSSFix."""
return geo.bearing_to(self.lat, self.lon, other.lat, other.lon)
