def test_n_dimensional_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition n-dimensional arrays support.
"""
L = 0.18
V = 0.374576791382298
np.testing.assert_almost_equal(
log_encoding_Panalog(L),
V,
decimal=7)
L = np.tile(L, 6)
V = np.tile(V, 6)
np.testing.assert_almost_equal(
log_encoding_Panalog(L),
V,
decimal=7)
L = np.reshape(L, (2, 3))
V = np.reshape(V, (2, 3))
np.testing.assert_almost_equal(
log_encoding_Panalog(L),
V,
decimal=7)
L = np.reshape(L, (2, 3, 1))
V = np.reshape(V, (2, 3, 1))
np.testing.assert_almost_equal(
log_encoding_Panalog(L),
V,
decimal=7)
def test_nan_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition nan support.
"""
log_encoding_Panalog(
np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_nan_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition nan support.
"""
log_encoding_Panalog(
np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition.
"""
self.assertAlmostEqual(
log_encoding_Panalog(0.0), 0.062561094819159, places=7)
self.assertAlmostEqual(
log_encoding_Panalog(0.18), 0.374576791382298, places=7)
self.assertAlmostEqual(
log_encoding_Panalog(1.0), 0.665689149560117, places=7)
def test_domain_range_scale_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition domain and range scale support.
"""
x = 0.18
y = log_encoding_Panalog(x)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(
log_encoding_Panalog(x * factor), y * factor, decimal=7)
def test_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition.
"""
self.assertAlmostEqual(
log_encoding_Panalog(0.0), 0.062561094819159, places=7)
self.assertAlmostEqual(
log_encoding_Panalog(0.18), 0.374576791382298, places=7)
self.assertAlmostEqual(
log_encoding_Panalog(1.0), 0.665689149560117, places=7)
def test_domain_range_scale_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition domain and range scale support.
"""
x = 0.18
y = log_encoding_Panalog(x)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(
log_encoding_Panalog(x * factor), y * factor, decimal=7)
def test_n_dimensional_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition n-dimensional arrays support.
"""
x = 0.18
y = log_encoding_Panalog(x)
x = np.tile(x, 6)
y = np.tile(y, 6)
np.testing.assert_almost_equal(log_encoding_Panalog(x), y, decimal=7)
x = np.reshape(x, (2, 3))
y = np.reshape(y, (2, 3))
np.testing.assert_almost_equal(log_encoding_Panalog(x), y, decimal=7)
x = np.reshape(x, (2, 3, 1))
y = np.reshape(y, (2, 3, 1))
np.testing.assert_almost_equal(log_encoding_Panalog(x), y, decimal=7)
def test_n_dimensional_log_encoding_Panalog(self):
"""
Test :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition n-dimensional arrays support.
"""
x = 0.18
y = log_encoding_Panalog(x)
x = np.tile(x, 6)
y = np.tile(y, 6)
np.testing.assert_almost_equal(log_encoding_Panalog(x), y, decimal=7)
x = np.reshape(x, (2, 3))
y = np.reshape(y, (2, 3))
np.testing.assert_almost_equal(log_encoding_Panalog(x), y, decimal=7)
x = np.reshape(x, (2, 3, 1))
y = np.reshape(y, (2, 3, 1))
np.testing.assert_almost_equal(log_encoding_Panalog(x), y, decimal=7)
def test_n_dimensional_log_encoding_Panalog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.panalog.\
log_encoding_Panalog` definition n-dimensional arrays support.
"""
L = 0.18
V = 0.374576791382298
np.testing.assert_almost_equal(log_encoding_Panalog(L), V, decimal=7)
L = np.tile(L, 6)
V = np.tile(V, 6)
np.testing.assert_almost_equal(log_encoding_Panalog(L), V, decimal=7)
L = np.reshape(L, (2, 3))
V = np.reshape(V, (2, 3))
np.testing.assert_almost_equal(log_encoding_Panalog(L), V, decimal=7)
L = np.reshape(L, (2, 3, 1))
V = np.reshape(V, (2, 3, 1))
np.testing.assert_almost_equal(log_encoding_Panalog(L), V, decimal=7)
