====== Side Switch Shader ======

The //SideSwitchShader// allows to two use different Shades for a planar object as parallelograms or triangulated mash surfaces etc. The //SideSwitchShader(Shader frontShader, Shader backShader)// expects two input shader, where as the //frontShader// will define the upper side shader, where as the //backShader// will be applied to the downside of the object.