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.
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