3// What follows are just default light parameters which are overwriten down in the hierarchy in constructors.
4// 'Segregated' means value for a light source that consists of 1 bulb (ex.: when 1 of 2 headlights are destroyed)
5// 'Aggregated' means value for 1 light source that consists of 2 bulbs (ex.: when both headlights are shining, or brake & reverse lights are shining at once)