colour_hdri.tonemapping_operator_gamma¶
-
colour_hdri.
tonemapping_operator_gamma
(RGB, gamma=1, EV=0)[source]¶ Performs given RGB array tonemapping using the gamma and exposure correction method.
- Parameters
RGB (array_like) – RGB array to perform tonemapping onto.
gamma (numeric, optional) – \(\gamma\) correction value.
EV (numeric, optional) – Exposure adjustment value.
- Returns
Tonemapped RGB array.
- Return type
ndarray
References
Examples
>>> tonemapping_operator_gamma(np.array( ... [[[0.48046875, 0.35156256, 0.23632812], ... [1.39843753, 0.55468757, 0.39062594]], ... [[4.40625388, 2.15625895, 1.34375372], ... [6.59375023, 3.43751395, 2.21875829]]]), ... 1.0, -3.0) array([[[ 0.0600585..., 0.0439453..., 0.0295410...], [ 0.1748046..., 0.0693359..., 0.0488282...]], [[ 0.5507817..., 0.2695323..., 0.1679692...], [ 0.8242187..., 0.4296892..., 0.2773447...]]])