Bi-Directional Reflectance Distribution Functions (BRDF’s). Matthew McCrory. What is a BRDF?. Must know something about light and how it interacts with matter When light interacts with matter: Complicated light-matter dynamic occurs
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Scattering and Emission
Transmitted LightWhat is a BRDF?
Small surface element
Neighborhood of directionsDifferential Solid Angles
sphere of radius 1
dDifferential Solid Angles
Differential solid angle dwi
Small surface elementDefinition of a BRDF
=Classes and Properties of BRDF’s
SurfaceThe BRDF Lighting Equation