colour.temperature.CCT_to_uv_Ohno2013¶
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colour.temperature.
CCT_to_uv_Ohno2013
(CCT_D_uv, cmfs=XYZ_ColourMatchingFunctions(name='CIE 1931 2 Degree Standard Observer', ...))[source]¶ Returns the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\), \(\Delta_{uv}\) and colour matching functions using Ohno (2013) method.
Parameters: - CCT_D_uv (ndarray) – Correlated colour temperature \(T_{cp}\), \(\Delta_{uv}\).
- cmfs (XYZ_ColourMatchingFunctions, optional) – Standard observer colour matching functions.
Returns: CIE UCS colourspace uv chromaticity coordinates.
Return type: ndarray
References
Examples
>>> from colour import STANDARD_OBSERVERS_CMFS >>> cmfs = STANDARD_OBSERVERS_CMFS['CIE 1931 2 Degree Standard Observer'] >>> CCT_D_uv = np.array([6507.4342201047066, 0.003223690901513]) >>> CCT_to_uv_Ohno2013(CCT_D_uv, cmfs) # doctest: +ELLIPSIS array([ 0.1977999..., 0.3122004...])