Game Development Reference
Figure 6.53 The fi reworks comp
in the Levels and Curves project.
This image appears courtesy of
Figure 6.54 The Curves effect in
the Effect Controls panel.
This diagonal line represents how the luminance values of this
image are mapped. The bottom edge of this graph represents the
current luminance values, from black (left) to white (right). The
left edge represents how the colors will be remapped, from black
(bottom) to white (top). That is why this line is a diagonal line,