15
votes
Accepted
Radiosity VS Ray tracing
Radiosity does not account for specular reflections (i.e. it only handles diffuse reflections). Whitted's ray-tracing only considers glossy or diffuse reflection, possibly mirror-reflected. And ...
7
votes
Accepted
How does Smith multiple scattering interact with diffuse subsurface scattering?
The goal of Heitz et al.'s model is pretty much the opposite of subsurface scattering: They only consider surface scattering, i.e. the ray can never enter the material.
Because microfacets are ...
6
votes
Accepted
Volumetric rendering fundamental concepts and terminology
When I was first reading about all of this I stumbled upon this link which helped me better understand this large subject. Also this goes into some more detail on things mentioned here.
Light ...
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