def test_operators_vector4(self):
v1 = Vector4()
v2 = Vector4([1., 2., 3., 4.])
# add
self.assertTrue(np.array_equal(v1 + v2, [1., 2., 3., 4.]))
# subtract
self.assertTrue(np.array_equal(v1 - v2, [-1., -2., -3., -4]))
# multiply
self.assertTrue(np.array_equal(v1 * v2, [0., 0., 0., 0.]))
# divide
self.assertTrue(np.array_equal(v1 / v2, [0., 0., 0., 0.]))
# or
self.assertTrue(
np.array_equal(v1 | v2,
vector4.dot([0., 0., 0., 0.], [1., 2., 3., 4.])))
# xor
#self.assertTrue(np.array_equal(v1 ^ v2, vector4.cross([0.,0.,0.,0.], [1.,2.,3.,4.])))
# ==
self.assertTrue(Vector4() == Vector4())
self.assertFalse(Vector4() == Vector4([1., 1., 1., 1.]))
# !=
self.assertTrue(Vector4() != Vector4([1., 1., 1., 1.]))
self.assertFalse(Vector4() != Vector4())
def test_operators_vector4(self):
v1 = Vector4()
v2 = Vector4([1.,2.,3.,4.])
# add
self.assertTrue(np.array_equal(v1 + v2, [1.,2.,3.,4.]))
# subtract
self.assertTrue(np.array_equal(v1 - v2, [-1.,-2.,-3.,-4]))
# multiply
self.assertTrue(np.array_equal(v1 * v2, [0.,0.,0.,0.]))
# divide
self.assertTrue(np.array_equal(v1 / v2, [0.,0.,0.,0.]))
# or
self.assertTrue(np.array_equal(v1 | v2, vector4.dot([0.,0.,0.,0.], [1.,2.,3.,4.])))
# xor
#self.assertTrue(np.array_equal(v1 ^ v2, vector4.cross([0.,0.,0.,0.], [1.,2.,3.,4.])))
# ==
self.assertTrue(Vector4() == Vector4())
self.assertFalse(Vector4() == Vector4([1.,1.,1.,1.]))
# !=
self.assertTrue(Vector4() != Vector4([1.,1.,1.,1.]))
self.assertFalse(Vector4() != Vector4())
def test_dot_batch(self):
result = vector4.dot([
[1.,0.,0.,1.],
[0.,1.,0.,1.],
[.2,.2,0.,1.]
],[
[0.,1.,0.,1.],
[0.,1.,0.,1.],
[2.,-.2,0.,1.]
])
expected = [
1.,
2.,
1.36
]
np.testing.assert_almost_equal(result, expected, decimal=5)
def test_dot_angle(self):
result = vector4.dot([.2,.2,0.,1.], [2.,-.2,0.,1.])
np.testing.assert_almost_equal(result, 1.359999, decimal=5)
def test_dot_parallel(self):
result = vector4.dot([0.,1.,0.,1.], [0.,1.,0.,1.])
np.testing.assert_almost_equal(result, 2.0, decimal=5)
def test_dot_adjacent(self):
result = vector4.dot([1.,0.,0.,1.], [0.,1.,0.,1.])
np.testing.assert_almost_equal(result, 1.0, decimal=5)
def test_dot_batch(self):
result = vector4.dot(
[[1., 0., 0., 1.], [0., 1., 0., 1.], [.2, .2, 0., 1.]],
[[0., 1., 0., 1.], [0., 1., 0., 1.], [2., -.2, 0., 1.]])
expected = [1., 2., 1.36]
np.testing.assert_almost_equal(result, expected, decimal=5)
def test_dot_angle(self):
result = vector4.dot([.2, .2, 0., 1.], [2., -.2, 0., 1.])
np.testing.assert_almost_equal(result, 1.359999, decimal=5)
def test_dot_parallel(self):
result = vector4.dot([0., 1., 0., 1.], [0., 1., 0., 1.])
np.testing.assert_almost_equal(result, 2.0, decimal=5)
def test_dot_adjacent(self):
result = vector4.dot([1., 0., 0., 1.], [0., 1., 0., 1.])
np.testing.assert_almost_equal(result, 1.0, decimal=5)
def test_bitwise(self):
v1 = Vector4([1., 0., 0., 1.])
v2 = Vector4([0., 1., 0., 1.])
# or (dot)
self.assertTrue(np.array_equal(v1 | v2, vector4.dot(v1, v2)))
def test_bitwise(self):
v1 = Vector4([1.,0.,0.,1.])
v2 = Vector4([0.,1.,0.,1.])
# or (dot)
self.assertTrue(np.array_equal(v1 | v2, vector4.dot(v1, v2)))
