Graphics Programs Reference
In-Depth Information
Summary
This chapter explained the significance of the alpha channel and how to create or
manipulate alpha masks using Object Index and keying techniques. A very important
understanding about the difference between value and luminance was also covered
in this chapter.
Using all the different concepts and techniques explained in this topic, many complex
Blender node trees related to VFX or CG animation can be created. Based on the de-
sired effect, a specific technique or a group of techniques explained in this topic can
be applied.