static public void ComponentRegister(this PsuedoComponent thisComponent)
{
// get else add to type dictionary
if (!Components.componentType_to_Components.TryGetValue(thisComponent.GetType(), out ISet <PsuedoComponent> componentsAdd))
{
componentsAdd = new HashSet <PsuedoComponent>();
Components.componentType_to_Components.Add(thisComponent.GetType(), componentsAdd);
}
componentsAdd.Add(thisComponent);
}
static public void ComponentDeregister(this PsuedoComponent thisComponent) => Components.componentType_to_Components[thisComponent.GetType()].Remove(thisComponent);