It simulates a point light from an image with Normal and Point Position layers.
G_PointLight
Updated: 3 December 2018
Author: guillej.rodriguez
Compatible Nuke versions: 10.0 or later
Compatibility:
It simulates a point light from an image with Normal and Point Position layers. The output is an alpha, so we can use it as a mask for a grade node.
The light position is controlled from the screen space. That's mean we must translate the light as a 2D point, and the depth from a float slider.