// override object.GetHashCode
public override int GetHashCode()
{
return(FieldOfView.GetHashCode() + Aspect.GetHashCode() + NearestZ.GetHashCode() + FarthestZ.GetHashCode());
}
public override int GetHashCode()
{
return(Left.GetHashCode() + Top.GetHashCode() + Width.GetHashCode() + Height.GetHashCode()
+ NearestZ.GetHashCode() + FarthestZ.GetHashCode() + Background.GetHashCode() + Camera.GetHashCode());
}