Download 3D Lighting: History, Concepts, and Techniques (With CD-ROM) by Arnold Gallardo PDF

By Arnold Gallardo

Книга для 3D-визуализаторов из разряда «маст хэв» - прекрасно иллюстрированное справочное пособие по созданию освещения сцены: теория, общие принципы, конкретные примеры.

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Extra resources for 3D Lighting: History, Concepts, and Techniques (With CD-ROM) (Graphics Series

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4 27 3D LIGHTING 28 F IGURE Optic pathways. 5 is being seen. The last two layers sense contrast changes, which detect object location, image flicker, and motion detection. The cells in the lateral geniculate could be considered feature detectors. However, these neural detectors are not passive. 6. This ability shows that the higher visual functions sometimes generate signals to make sense of the world the human perceives. Visual illusions are another type of visual process F IGURE A blind spot.

F IGURE Light interaction. 1 CHAPTER 3 FUNDAMENTALS OF PHOTOGRAPHY AND CINEMATOGRAPHY F IGURE Light passing through film. 2 Most modern films have an antihalation backing to prevent this from happening. Antihalation backing is normally dark brown when dry and after development is sometimes seen dissolved as a pinkish-red coloration. 2. The film and light interaction is really more complex than just irradiation and halation. This process covers several disciplines, from photometry to sensitometry.

It is the perception of depth based on the merging of small details as they are repeated on both the foreground and the background. The repetition of the pattern as it approaches the horizon is perceived as receding into the background. This concept is very easy to visualize if you think of a field of grain or grass that extends to the horizon. 9). F IGURE Texture gradient. 9 S PATIAL S UMMATION Spatial summation is the integration of small objects into a larger collective perception, even if the small details on their own are independent.

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