Shading¶ Phong reflection model: ADS(Ambient Diffuse Specular) VertexADS(Ambient, Diffuse, Specular) PixelADS(Ambient, Diffuse, Specular) Tangent Space Lighting tangent vs ps NormalMap を作る方法 Physically Based Rendering Diffuse 正規化Lambert Albedo Specular: 鏡面反射モデル