Chapter 12. Omnidirectional Shadow Mapping
Philipp S. Gerasimov iXBT.com
Introduction
One of the most difficult problems in real-time computer graphics is generating high-quality shadows. Yet, the appearance of such shadows is one of the most important factors in achieving graphic realism. In computer-generated scenes, an object’s shadow enhances our perception of the object and the relationship between objects. In computer games, shadows—along with lighting, music, and special effects—play a very important role in portraying a realistic game atmosphere. For example, shadows are a major part of the story line in id Software’s Doom 3, one of the most technologically advanced games. Figures 12-1 and 12-2 show examples of shadows from our own demo, ...
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