//length inherited from Prism
public CircularPrism(Scientrace.Object3dCollection parent, Scientrace.MaterialProperties mprops, Scientrace.Location loc, Scientrace.NonzeroVector width, Scientrace.NonzeroVector height, Scientrace.NonzeroVector length) : base(parent, mprops)
{
this.loc = loc;
this.width = width;
this.height = (height.tryToUnitVector()) * width.length;
this.length = length;
}