////////////////////////////////////////////////////////////////////////
/// \class RAT::Optimisers::MetaOptimiser
///
/// \brief  All Meta Optimisers derive from this
///
/// \author Phil G Jones <p.g.jones@qmul.ac.uk>
/// \author Matthew Mottram <m.mottram@qmul.ac.uk> -- contact person
///
/// REVISION HISTORY:\n
///     26/04/2011 : P G Jones - New file, stub \n
///     02/05/2012 : P G Jones - Refactor.
///
/// \details Meta optimisers run optimisers, i.e. they alter a seed and
///         call a or many optimisers. Thus meta optimisers require a
///         seeded method.
///
////////////////////////////////////////////////////////////////////////

#ifndef __RAT_Optimiser_MetaOptimiser_
#define __RAT_Optimiser_MetaOptimiser_

#include <RAT/Optimiser.hh>

namespace RAT
{
namespace DS
{
  class FitResult;
}

namespace Methods
{
  class SeededMethod;
  class OptimisedMethod;
}

namespace Optimisers
{

class MetaOptimiser : public Optimiser
{
public:
  /// Set the method to be optimised
  virtual void SetComponent( OptimisedComponent* component );
protected:
  /// Produce a new seed based on the start seed
  virtual DS::FitResult NewSeed( const DS::FitResult& startSeed ) = 0;

  Methods::SeededMethod* fSeededMethod;
  Methods::OptimisedMethod* fMethod;
};

} //::Optimiser

} //::RAT

#endif