Lubomir Oleksiak
Lubomir Oleksiak voted up Amen Bukhari's answer
Materials are typically defined by using ambient, diffuse, specular and emissive colors. It is an effect to catch the nuances of real world light material surface interaction. Ambient and diffuse lights are grouped together and emissive light is specified only for objects that generate their own light. Ambient lighting is just the general environmental illumination … Read more