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#pragma once
#include <boost/optional.hpp>
#include "storm/storage/BitVector.h"
#include "storm/storage/SparseMatrix.h"
#include "storm/modelchecker/multiobjective/Objective.h"
#include "storm/modelchecker/multiobjective/rewardbounded/EpochManager.h"
#include "storm/modelchecker/multiobjective/rewardbounded/ProductModel.h"
#include "storm/modelchecker/multiobjective/rewardbounded/Dimension.h"
#include "storm/models/sparse/Mdp.h"
#include "storm/utility/vector.h"
#include "storm/storage/memorystructure/MemoryStructure.h"
#include "storm/utility/Stopwatch.h"
namespace storm {
namespace modelchecker {
namespace multiobjective {
template<typename ValueType, bool SingleObjectiveMode>
class MultiDimensionalRewardUnfolding {
public:
typedef typename EpochManager::Epoch Epoch; // The number of reward steps that are "left" for each dimension
typedef typename EpochManager::EpochClass EpochClass;
typedef typename std::conditional<SingleObjectiveMode, ValueType, std::vector<ValueType>>::type SolutionType;
struct EpochModel {
bool epochMatrixChanged;
storm::storage::SparseMatrix<ValueType> epochMatrix;
storm::storage::BitVector stepChoices;
std::vector<SolutionType> stepSolutions;
std::vector<std::vector<ValueType>> objectiveRewards;
std::vector<storm::storage::BitVector> objectiveRewardFilter;
storm::storage::BitVector epochInStates;
};
/*
*
* @param model The (preprocessed) model
* @param objectives The (preprocessed) objectives
*
*/
MultiDimensionalRewardUnfolding(storm::models::sparse::Mdp<ValueType> const& model, std::vector<storm::modelchecker::multiobjective::Objective<ValueType>> const& objectives);
MultiDimensionalRewardUnfolding(storm::models::sparse::Mdp<ValueType> const& model, std::shared_ptr<storm::logic::ProbabilityOperatorFormula const> objectiveFormula);
~MultiDimensionalRewardUnfolding() {
std::cout << "Unfolding statistics: " << std::endl;
std::cout << " init: " << swInit << " seconds." << std::endl;
std::cout << " setEpoch: " << swSetEpoch << " seconds." << std::endl;
std::cout << " setEpochClass: " << swSetEpochClass << " seconds." << std::endl;
std::cout << " findSolutions: " << swFindSol << " seconds." << std::endl;
std::cout << " insertSolutions: " << swInsertSol << " seconds." << std::endl;
std::cout << " aux1StopWatch: " << swAux1 << " seconds." << std::endl;
std::cout << " aux2StopWatch: " << swAux2 << " seconds." << std::endl;
std::cout << " aux3StopWatch: " << swAux3 << " seconds." << std::endl;
std::cout << " aux4StopWatch: " << swAux4 << " seconds." << std::endl;
std::cout << "---------------------------------------------" << std::endl;
std::cout << " Product size: " << productModel->getProduct().getNumberOfStates() << std::endl;
std::cout << "maxSolutionsStored: " << maxSolutionsStored << std::endl;
std::cout << " Epoch model sizes: ";
for (auto const& i : epochModelSizes) {
std::cout << i << " ";
}
std::cout << std::endl;
std::cout << "---------------------------------------------" << std::endl;
std::cout << std::endl;
}
Epoch getStartEpoch();
std::vector<Epoch> getEpochComputationOrder(Epoch const& startEpoch);
EpochModel& setCurrentEpoch(Epoch const& epoch);
void setSolutionForCurrentEpoch(std::vector<SolutionType>&& inStateSolutions);
SolutionType const& getInitialStateResult(Epoch const& epoch); // Assumes that the initial state is unique
SolutionType const& getInitialStateResult(Epoch const& epoch, uint64_t initialStateIndex);
private:
void setCurrentEpochClass(Epoch const& epoch);
void initialize();
void initializeObjectives(std::vector<Epoch>& epochSteps);
void initializeMemoryProduct(std::vector<Epoch> const& epochSteps);
storm::storage::MemoryStructure computeMemoryStructure() const;
std::vector<storm::storage::BitVector> computeMemoryStateMap(storm::storage::MemoryStructure const& memory) const;
template<bool SO = SingleObjectiveMode, typename std::enable_if<SO, int>::type = 0>
SolutionType getScaledSolution(SolutionType const& solution, ValueType const& scalingFactor) const;
template<bool SO = SingleObjectiveMode, typename std::enable_if<!SO, int>::type = 0>
SolutionType getScaledSolution(SolutionType const& solution, ValueType const& scalingFactor) const;
template<bool SO = SingleObjectiveMode, typename std::enable_if<SO, int>::type = 0>
void addScaledSolution(SolutionType& solution, SolutionType const& solutionToAdd, ValueType const& scalingFactor) const;
template<bool SO = SingleObjectiveMode, typename std::enable_if<!SO, int>::type = 0>
void addScaledSolution(SolutionType& solution, SolutionType const& solutionToAdd, ValueType const& scalingFactor) const;
template<bool SO = SingleObjectiveMode, typename std::enable_if<SO, int>::type = 0>
std::string solutionToString(SolutionType const& solution) const;
template<bool SO = SingleObjectiveMode, typename std::enable_if<!SO, int>::type = 0>
std::string solutionToString(SolutionType const& solution) const;
SolutionType const& getStateSolution(Epoch const& epoch, uint64_t const& productState);
storm::models::sparse::Mdp<ValueType> const& model;
std::vector<storm::modelchecker::multiobjective::Objective<ValueType>> objectives;
std::unique_ptr<ProductModel<ValueType>> productModel;
std::vector<uint64_t> epochModelToProductChoiceMap;
std::shared_ptr<std::vector<uint64_t> const> productStateToEpochModelInStateMap;
std::vector<std::vector<uint64_t>> epochModelInStateToProductStatesMap;
std::set<Epoch> possibleEpochSteps;
EpochModel epochModel;
boost::optional<Epoch> currentEpoch;
EpochManager epochManager;
std::vector<Dimension<ValueType>> dimensions;
std::vector<storm::storage::BitVector> objectiveDimensions;
struct EpochSolution {
uint64_t count;
std::shared_ptr<std::vector<uint64_t> const> productStateToSolutionVectorMap;
std::vector<SolutionType> solutions;
};
std::map<Epoch, EpochSolution> epochSolutions;
storm::utility::Stopwatch swInit, swFindSol, swInsertSol, swSetEpoch, swSetEpochClass, swAux1, swAux2, swAux3, swAux4;
std::vector<uint64_t> epochModelSizes;
uint64_t maxSolutionsStored;
};
}
}
}