Modified models loaded as managed resources to have their dynamic flag set to false.
Considering adding pixel compression before sending over the network
Added a method to generate triangle face normals from vertex positions
Modified the sampling of DiffusePTMaterial to use a cosine weighted hemisphere.
Added a new material that mixes diffuse and fresnel terms.
Added a reference axis to Material for use in calculating tangents and bitangents.
Added a new loader entry for css 168 project 3.
Changed test settings.
Added a new scene for css 168 project 3 that uses the Ashikhmin BRDF
Added a new material that simulates the Ashikhmin BRDF