
CHAPTER 1
Preliminaries of Shadows
1.1 What’s C overed in This Chapter
is chapter covers the basic concepts of shadows, including an introduction of the
perceptual impact of hard, so, and colored shadows (Section 1.2). It then classies
the algorithms into major categories (planar receivers of shadows, shadow depth
map, shadow volume, ray tracing, etc.), and discusses the high-level algorithm as
well as advantages and disadvantages of the categorized approaches (Section 1.3).
Because this book mainly deals with shadowing based on occlusion of other objects
onto the shadowed object, self-shadowing also needs to be considered (Section 1.4).
is chapter ...