colour.models.rgb.transfer_functions.gamma Module¶
Gamma Colour Component Transfer Function¶
Defines gamma encoding / decoding colour component transfer function related objects:
See also
-
colour.models.rgb.transfer_functions.gamma.
gamma_function
(a, exponent=1.0)[source]¶ Defines a typical gamma encoding / decoding function.
Parameters: - a (numeric or array_like) – Array to encode / decode.
- exponent (numeric, optional) – Encoding / decoding exponent.
Returns: Encoded / decoded array.
Return type: numeric or ndarray
Examples
>>> gamma_function(0.18, 2.2) 0.0229932...