September 2008
Beginner
502 pages
12h 9m
English
Content preview from Introduction to 3D Game Programming with DirectX 10Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 6
Lighting
Figure 6.1 shows how important lighting and shading are in conveying the solid form and volume of an object. The unlit sphere on the left looks like a flat 2D circle, whereas the lit sphere on the right does look 3D. In fact, our visual perception of the world depends on light and its interaction with materials, and consequently, much of the problem of generating photorealistic scenes has to do with physically accurate lighting models.
Figure 6.1: (a) An unlit sphere looks 2D. (b) A lit sphere looks 3D.
Of course, in general, the more accurate the model, the more computationally expensive it is; thus a balance must be reached ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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