optimization_criterion.hpp

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/***********************************************************************************************************
Copyright (c) 2012, Sebastian Breß, Otto-von-Guericke University of Magdeburg, Germany. All rights reserved.

This program and accompanying materials are made available under the terms of the 
GNU LESSER GENERAL PUBLIC LICENSE - Version 3, http://www.gnu.org/licenses/lgpl-3.0.txt
***********************************************************************************************************/
#pragma once

#include <iostream>
#include <string>
#include <vector>
#include <map>
#include <memory>

//hype includes
#include <config/global_definitions.hpp>
#include <core/scheduling_decision.hpp>
#include <core/time_measurement.hpp>
#include <core/factory.hpp>

namespace hype{
   namespace core{

      class Operation; //forward declaration, so that plugins can get pointer to operation

      class OptimizationCriterion_Internal{
      public:
            const SchedulingDecision getOptimalAlgorithm(const Tuple& input_values, Operation& op, DeviceTypeConstraint dev_constr);
            const std::string& getName() const;
            virtual ~OptimizationCriterion_Internal();

         protected:
            OptimizationCriterion_Internal(const std::string& name_of_optimization_criterion, const std::string& name_of_operation);
            std::map<std::string,unsigned int> map_algorithmname_to_number_of_executions_;
         private:
            virtual const SchedulingDecision getOptimalAlgorithm_internal(const Tuple& input_values, Operation& op, DeviceTypeConstraint dev_constr) = 0;
            std::string name_of_optimization_criterion_;          
            std::string name_of_operation_;

      };

      typedef core::Factory<OptimizationCriterion_Internal, std::string> OptimizationCriterionFactory; //aFactory;
      //typedef Loki::Singleton<OptimizationCriterionFactory> OptimizationCriterionFactorySingleton;

      class OptimizationCriterionFactorySingleton{
         public:
            static OptimizationCriterionFactory& Instance();
      };

      std::tr1::shared_ptr<OptimizationCriterion_Internal> getNewOptimizationCriterionbyName(const std::string& name_of_optimization_criterion);
      

   }; //end namespace core
}; //end namespace hype