colour_hdri.exposure_index_values¶
-
colour_hdri.exposure_index_values(H_a)[source]¶ Computes the exposure index values \(I_{EI}\) from given focal plane exposure \(H_a\).
- Parameters
H_a (array_like) – Focal plane exposure \(H_a\).
- Returns
Exposure index values \(I_{EI}\).
- Return type
ndarray
References
Examples
>>> exposure_index_values(0.1628937086212269) 61.3897251...