def test_RGB_to_RGB_matrix(self):
"""
Tests :func:`colour.models.rgb.rgb_colourspace.RGB_to_RGB_matrix`
definition.
"""
aces_2065_1_colourspace = RGB_COLOURSPACES['ACES2065-1']
aces_cg_colourspace = RGB_COLOURSPACES['ACEScg']
sRGB_colourspace = RGB_COLOURSPACES['sRGB']
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(aces_2065_1_colourspace, sRGB_colourspace),
np.array(
[[2.52164943, -1.13688855, -0.38491759],
[-0.27521355, 1.36970515, -0.09439245],
[-0.01592501, -0.14780637, 1.16380582]]),
decimal=7) # yapf: disable
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(sRGB_colourspace, aces_2065_1_colourspace),
np.array(
[[0.43958564, 0.38392940, 0.17653274],
[0.08953957, 0.81474984, 0.09568361],
[0.01738718, 0.10873911, 0.87382059]]),
decimal=7) # yapf: disable
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(aces_2065_1_colourspace, aces_cg_colourspace,
'Bradford'),
np.array(
[[1.45143932, -0.23651075, -0.21492857],
[-0.07655377, 1.17622970, -0.09967593],
[0.00831615, -0.00603245, 0.99771630]]),
decimal=7) # yapf: disable
def test_RGB_to_RGB_matrix(self):
"""
Tests :func:`colour.models.rgb.rgb_colourspace.RGB_to_RGB_matrix`
definition.
"""
aces_2065_1_colourspace = RGB_COLOURSPACES['ACES2065-1']
aces_cg_colourspace = RGB_COLOURSPACES['ACEScg']
sRGB_colourspace = RGB_COLOURSPACES['sRGB']
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(aces_2065_1_colourspace, sRGB_colourspace),
np.array([
[2.52164943, -1.13688855, -0.38491759],
[-0.27521355, 1.36970515, -0.09439245],
[-0.01592501, -0.14780637, 1.16380582],
]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(sRGB_colourspace, aces_2065_1_colourspace),
np.array([
[0.43958564, 0.38392940, 0.17653274],
[0.08953957, 0.81474984, 0.09568361],
[0.01738718, 0.10873911, 0.87382059],
]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(aces_2065_1_colourspace, aces_cg_colourspace,
'Bradford'),
np.array([
[1.45143932, -0.23651075, -0.21492857],
[-0.07655377, 1.17622970, -0.09967593],
[0.00831615, -0.00603245, 0.99771630],
]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(aces_2065_1_colourspace, sRGB_colourspace,
'Bradford'),
np.array([
[2.52140089, -1.13399575, -0.38756186],
[-0.27621406, 1.37259557, -0.09628236],
[-0.01532020, -0.15299256, 1.16838720],
]),
decimal=7)
np.testing.assert_almost_equal(
RGB_to_RGB_matrix(aces_2065_1_colourspace, sRGB_colourspace, None),
np.array([
[2.55809607, -1.11933692, -0.39181451],
[-0.27771575, 1.36589396, -0.09353075],
[-0.01711199, -0.14854588, 1.08104848],
]),
decimal=7)