* Add new shading model to Filament for specularGlossiness. This adds a shading model based on KHR_materials_pbrSpecularGlossiness. The corollary gltfio change will be in an upcoming PR. * Improve documentation for specular-glossiness
* Add new shading model to Filament for specularGlossiness. This adds a shading model based on KHR_materials_pbrSpecularGlossiness. The corollary gltfio change will be in an upcoming PR. * Improve documentation for specular-glossiness