Light and Matter For Computer Graphics. Comp 770 Lecture Spring 2009. Overview. A very high-level introduction to some concepts and definitions underlying image synthesis. Optics Materials and Surfaces Radiometry and Photometry Color Energy Transport. Optics.
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Comp 770 Lecture
(Definitions from Glassner1995).
sintSnell’s Law of Refraction
i()sini = t()sint
i = IOR of incident medium
t = IOR of medium into which the light is transmitted
i()sinc = t()sin( / 2)
sinc = t () / i()
specular + glossy + diffuse = reflectance distribution