def test_domain_range_scale_RGB_to_HSV(self):
"""
Tests :func:`colour.models.rgb.deprecated.RGB_to_HSV` definition domain
and range scale support.
"""
RGB = np.array([0.45620519, 0.03081071, 0.04091952])
HSV = RGB_to_HSV(RGB)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(
RGB_to_HSV(RGB * factor), HSV * factor, decimal=7)
def test_n_dimensional_RGB_to_HSV(self):
"""
Tests :func:`colour.models.rgb.deprecated.RGB_to_HSV` definition
n-dimensional arrays support.
"""
RGB = np.array([0.45620519, 0.03081071, 0.04091952])
HSV = RGB_to_HSV(RGB)
RGB = np.tile(RGB, (6, 1))
HSV = np.tile(HSV, (6, 1))
np.testing.assert_almost_equal(RGB_to_HSV(RGB), HSV, decimal=7)
RGB = np.reshape(RGB, (2, 3, 3))
HSV = np.reshape(HSV, (2, 3, 3))
np.testing.assert_almost_equal(RGB_to_HSV(RGB), HSV, decimal=7)
def test_n_dimensional_RGB_to_HSV(self):
"""
Tests :func:`colour.models.rgb.deprecated.RGB_to_HSV` definition
n-dimensional arrays support.
"""
RGB = np.array([0.25000000, 0.60000000, 0.05000000])
HSV = np.array([0.27272727, 0.91666667, 0.6])
np.testing.assert_almost_equal(RGB_to_HSV(RGB), HSV, decimal=7)
RGB = np.tile(RGB, (6, 1))
HSV = np.tile(HSV, (6, 1))
np.testing.assert_almost_equal(RGB_to_HSV(RGB), HSV, decimal=7)
RGB = np.reshape(RGB, (2, 3, 3))
HSV = np.reshape(HSV, (2, 3, 3))
np.testing.assert_almost_equal(RGB_to_HSV(RGB), HSV, decimal=7)
def test_RGB_to_HSV(self):
"""
Tests :func:`colour.models.rgb.deprecated.RGB_to_HSV` definition.
"""
np.testing.assert_almost_equal(
RGB_to_HSV(np.array([0.25000000, 0.60000000, 0.05000000])),
np.array([0.27272727, 0.91666667, 0.6]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_HSV(np.array([0.00000000, 0.00000000, 0.00000000])),
np.array([0.00000000, 0.00000000, 0.00000000]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_HSV(np.array([1.00000000, 1.00000000, 1.00000000])),
np.array([0.00000000, 0.00000000, 1.00000000]),
decimal=7)
def test_RGB_to_HSV(self):
"""
Tests :func:`colour.models.rgb.deprecated.RGB_to_HSV` definition.
"""
np.testing.assert_almost_equal(
RGB_to_HSV(np.array([0.45620519, 0.03081071, 0.04091952])),
np.array([0.99603944, 0.93246304, 0.45620519]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_HSV(np.array([0.00000000, 0.00000000, 0.00000000])),
np.array([0.00000000, 0.00000000, 0.00000000]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_HSV(np.array([1.00000000, 1.00000000, 1.00000000])),
np.array([0.00000000, 0.00000000, 1.00000000]),
decimal=7)
def test_nan_RGB_to_HSV(self):
"""
Tests :func:`colour.models.rgb.deprecated.RGB_to_HSV` definition nan
support.
"""
cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]
cases = set(permutations(cases * 3, r=3))
for case in cases:
RGB = np.array(case)
RGB_to_HSV(RGB)