Reflection Models 2

Topics:

• The Phong model
• Energy conservation and Phong shading
• Light reflecting off water ripples
• Analyzing rough surface distributions on the sphere
• Solid angle distributions
• Normalizing microfacet distributions
• Microfacet models - Blinn, Torrance-Sparrow, Towbridge-Reitz
• Isotropy
• Derivation of Torrance-Sparrow model
• Self-shadowing
• Statistical heightfields -- a Gaussian surface
• Beckmann distributions
• V-groove shadowing
• Anisotropic reflection