colour_hdri.hat_function¶

colour_hdri.hat_function(a)[source]¶

Returns given array weighted by a hat function.

Parameters: a (array_like) – Array to apply the weighting function onto.
Returns: Weighted array.
Return type: ndarray

Examples

>>> hat_function(np.linspace(0, 1, 10))
array([ 0.        ,  0.95099207,  0.99913557,  0.99999812,  1.        ,
        1.        ,  0.99999812,  0.99913557,  0.95099207,  0.        ])