SparseMultiObjectivePreprocessor.h

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#pragma once
 
#include <memory>
#include <string>
 
#include "storm/logic/Formulas.h"
#include "storm/modelchecker/multiobjective/preprocessing/SparseMultiObjectivePreprocessorResult.h"
#include "storm/storage/BitVector.h"
#include "storm/storage/memorystructure/MemoryStructure.h"
#include "storm/storage/memorystructure/SparseModelMemoryProduct.h"
#include "storm/storage/memorystructure/SparseModelMemoryProductReverseData.h"
 
namespace storm {
 
class Environment;
 
namespace modelchecker {
namespace multiobjective {
namespace preprocessing {
 
/*
 * This class invokes the necessary preprocessing for the constraint based multi-objective model checking algorithm
 */
template<class SparseModelType>
class SparseMultiObjectivePreprocessor {
   public:
    typedef typename SparseModelType::ValueType ValueType;
    typedef typename SparseModelType::RewardModelType RewardModelType;
    typedef SparseMultiObjectivePreprocessorResult<SparseModelType> ReturnType;

    static ReturnType preprocess(Environment const& env, SparseModelType const& originalModel, storm::logic::MultiObjectiveFormula const& originalFormula,
                                 bool produceScheduler);
 
   private:
    struct PreprocessorData {
        std::shared_ptr<SparseModelType> model;
        std::vector<std::shared_ptr<Objective<ValueType>>> objectives;
 
        // Indices of the objectives that require a check for finite reward
        storm::storage::BitVector finiteRewardCheckObjectives;
 
        std::string rewardModelNamePrefix;
 
        // If set, some states have been merged to a deadlock state with this label.
        boost::optional<std::string> deadlockLabel;
 
        // Mapping of incorporated memory to model+memory
        std::optional<storm::storage::SparseModelMemoryProductReverseData> memoryIncorporationReverseData;
 
        PreprocessorData(std::shared_ptr<SparseModelType> model);
    };

    static void removeIrrelevantStates(std::shared_ptr<SparseModelType>& model, boost::optional<std::string>& deadlockLabel,
                                       storm::logic::MultiObjectiveFormula const& originalFormula);

    static void preprocessOperatorFormula(storm::logic::OperatorFormula const& formula, PreprocessorData& data);
    static void preprocessProbabilityOperatorFormula(storm::logic::ProbabilityOperatorFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                                     PreprocessorData& data);
    static void preprocessRewardOperatorFormula(storm::logic::RewardOperatorFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                                PreprocessorData& data);
    static void preprocessTimeOperatorFormula(storm::logic::TimeOperatorFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                              PreprocessorData& data);
    static void preprocessLongRunAverageOperatorFormula(storm::logic::LongRunAverageOperatorFormula const& formula,
                                                        storm::logic::OperatorInformation const& opInfo, PreprocessorData& data);
    static void preprocessUntilFormula(storm::logic::UntilFormula const& formula, storm::logic::OperatorInformation const& opInfo, PreprocessorData& data,
                                       std::shared_ptr<storm::logic::Formula const> subformula = nullptr);
    static void preprocessBoundedUntilFormula(storm::logic::BoundedUntilFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                              PreprocessorData& data);
    static void preprocessGloballyFormula(storm::logic::GloballyFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                          PreprocessorData& data);
    static void preprocessEventuallyFormula(storm::logic::EventuallyFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                            PreprocessorData& data, boost::optional<std::string> const& optionalRewardModelName = boost::none);
    static void preprocessCumulativeRewardFormula(storm::logic::CumulativeRewardFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                                  PreprocessorData& data, boost::optional<std::string> const& optionalRewardModelName = boost::none);
    static void preprocessTotalRewardFormula(storm::logic::TotalRewardFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                             PreprocessorData& data, boost::optional<std::string> const& optionalRewardModelName = boost::none);
    static void preprocessLongRunAverageRewardFormula(storm::logic::LongRunAverageRewardFormula const& formula, storm::logic::OperatorInformation const& opInfo,
                                                      PreprocessorData& data, boost::optional<std::string> const& optionalRewardModelName = boost::none);

    static ReturnType buildResult(SparseModelType const& originalModel, storm::logic::MultiObjectiveFormula const& originalFormula, PreprocessorData& data);

    static typename ReturnType::QueryType getQueryType(std::vector<Objective<ValueType>> const& objectives);
};
 
}  // namespace preprocessing
}  // namespace multiobjective
}  // namespace modelchecker
}  // namespace storm