Oren Nayar shader is based on the research paper “Generalization of Lambert’s Reflectance Model”. The shader is based on a more physical approach to shading rough surfaces, and considers rough surfaces to have microscopic grooves and hills. Unlike the conv
Velvet shader is based on the shader by Stephen H. Westin. The shader is an attempt to capture the phenomenological effects that occur with velvet materials. The shader captures the rim like fuzz that is usually associated with velvet. Along with the soft
Closeup of corrected-grain leather which has had its surfaces sanded, buffed or snuffed to remove any imperfection on the surface due to insect bites, healed scars or brands.
*This is a tileable texture.