9.5.2

Table Of Contents
868 CHAPTER 18
THE SHADERS 869
Although the Fresnel shader can be used in any material channel, it does not affect the bump or
displacement channels unless used as a secondary channel within Fusion or something similar.
Use Bump
Dictates whether the output of the bump channel will be used in the calculation of the falloff.
Render
Front Only
Calculates the falloff for the front of the object and then sets the back of the object to black if it can
be seen.
Front Trans
Calculates the falloff for the front of the object and then sets the back of the object to white if it can
be seen (good for use in the transparency channel).
Back Only
Calculates the falloff for the back of the object and then sets the front of the object to black if it can
be seen.
Back Trans
Calculates the falloff for the back of the object and then sets the front of the object to white if it can
be seen.
Front and Back
Calculates the falloff for all surfaces intercepted.