Class DiffuseParams

src/testrender/shading.cpp:29–29

// they will be contained inside ClosureComponent
struct EmptyParams      { };
struct DiffuseParams    { Vec3 N; };
struct OrenNayarParams  { Vec3 N; float sigma; };
struct PhongParams      { Vec3 N; float exponent; };
struct WardParams       { Vec3 N, T; float ax, ay; };