colour.table_interpolation#
- colour.table_interpolation(V_xyz: ArrayLike, table: ArrayLike, method: Literal['Trilinear', 'Tetrahedral'] | str = 'Trilinear') NDArrayFloat [source]#
Perform interpolation of given \(V_{xyz}\) values using given interpolation table.
- Parameters:
V_xyz (ArrayLike) – \(V_{xyz}\) values to interpolate.
table (ArrayLike) – 4-Dimensional (NxNxNx3) interpolation table.
method (Literal['Trilinear', 'Tetrahedral'] | str) – Interpolation method.
- Returns:
Interpolated \(V_{xyz}\) values.
- Return type:
References
Examples
>>> import os >>> import colour >>> path = os.path.join( ... os.path.dirname(__file__), ... "..", ... "io", ... "luts", ... "tests", ... "resources", ... "iridas_cube", ... "Colour_Correct.cube", ... ) >>> LUT = colour.read_LUT(path) >>> table = LUT.table >>> prng = np.random.RandomState(4) >>> V_xyz = colour.algebra.random_triplet_generator(3, random_state=prng) >>> print(V_xyz) [[ 0.9670298... 0.7148159... 0.9762744...] [ 0.5472322... 0.6977288... 0.0062302...] [ 0.9726843... 0.2160895... 0.2529823...]] >>> table_interpolation(V_xyz, table) array([[ 1.0120664..., 0.7539146..., 1.0228540...], [ 0.5075794..., 0.6479459..., 0.1066404...], [ 1.0976519..., 0.1785998..., 0.2299897...]]) >>> table_interpolation(V_xyz, table, method="Tetrahedral") ... array([[ 1.0196197..., 0.7674062..., 1.0311751...], [ 0.5105603..., 0.6466722..., 0.1077296...], [ 1.1178206..., 0.1762039..., 0.2209534...]])