games101-week9

Materials and Appearances

Material == BRDF

Material

Specular Reflection

Specular Refraction

水底看水面视角是 一个锥形

Fresnel Reflection

计算 多少能量被反射

Microfacet Material

远处看，看见是平面的

Isotropic / Anisotropic Materials (BRDFs)

Anisotropic BRDFs

Properties of BRDFs

Measuring BRDFs

Advanced Light Transport

Unbiased light transport methods

Bidirectional Path Tracing (BDPT)

Metropolis Light Transport (MLT)

Biased light transport methods

Photon Mapping

Vertex Connection and Merging

Instant radiosity (VPL / many light methods)

Advanced Appearance Modeling

Non-surface models

Participating Media: Fog, Cloud

Hair Appearance

Kajiya-Kay Model

Marschner Model

Double Cylinder Model

Granular Material

Surface models

Subsurface Scattering

Cloth

Detailed Appearance: Motivation

Procedural appearance