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48 lines
4.5 KiB
48 lines
4.5 KiB
#ifndef STORM_MODELCHECKER_SPARSEDTMCPRCTLMODELCHECKER_H_
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#define STORM_MODELCHECKER_SPARSEDTMCPRCTLMODELCHECKER_H_
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#include "src/modelchecker/propositional/SparsePropositionalModelChecker.h"
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#include "src/models/sparse/Dtmc.h"
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#include "src/utility/solver.h"
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#include "src/solver/LinearEquationSolver.h"
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namespace storm {
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namespace modelchecker {
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// Forward-declare CTMC model checker so we can make it a friend.
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template<typename ValueType> class SparseCtmcCslModelChecker;
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template<class ValueType>
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class SparseDtmcPrctlModelChecker : public SparsePropositionalModelChecker<ValueType> {
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public:
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explicit SparseDtmcPrctlModelChecker(storm::models::sparse::Dtmc<ValueType> const& model);
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explicit SparseDtmcPrctlModelChecker(storm::models::sparse::Dtmc<ValueType> const& model, std::unique_ptr<storm::solver::LinearEquationSolver<ValueType>>&& linearEquationSolver);
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// The implemented methods of the AbstractModelChecker interface.
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virtual bool canHandle(storm::logic::Formula const& formula) const override;
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virtual std::unique_ptr<CheckResult> computeBoundedUntilProbabilities(storm::logic::BoundedUntilFormula const& pathFormula, bool qualitative = false, boost::optional<storm::logic::OptimalityType> const& optimalityType = boost::optional<storm::logic::OptimalityType>()) override;
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virtual std::unique_ptr<CheckResult> computeNextProbabilities(storm::logic::NextFormula const& pathFormula, bool qualitative = false, boost::optional<storm::logic::OptimalityType> const& optimalityType = boost::optional<storm::logic::OptimalityType>()) override;
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virtual std::unique_ptr<CheckResult> computeUntilProbabilities(storm::logic::UntilFormula const& pathFormula, bool qualitative = false, boost::optional<storm::logic::OptimalityType> const& optimalityType = boost::optional<storm::logic::OptimalityType>()) override;
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virtual std::unique_ptr<CheckResult> computeCumulativeRewards(storm::logic::CumulativeRewardFormula const& rewardPathFormula, bool qualitative = false, boost::optional<storm::logic::OptimalityType> const& optimalityType = boost::optional<storm::logic::OptimalityType>()) override;
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virtual std::unique_ptr<CheckResult> computeInstantaneousRewards(storm::logic::InstantaneousRewardFormula const& rewardPathFormula, bool qualitative = false, boost::optional<storm::logic::OptimalityType> const& optimalityType = boost::optional<storm::logic::OptimalityType>()) override;
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virtual std::unique_ptr<CheckResult> computeReachabilityRewards(storm::logic::ReachabilityRewardFormula const& rewardPathFormula, bool qualitative = false, boost::optional<storm::logic::OptimalityType> const& optimalityType = boost::optional<storm::logic::OptimalityType>()) override;
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protected:
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storm::models::sparse::Dtmc<ValueType> const& getModel() const override;
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private:
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// The methods that perform the actual checking.
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std::vector<ValueType> computeBoundedUntilProbabilitiesHelper(storm::storage::BitVector const& phiStates, storm::storage::BitVector const& psiStates, uint_fast64_t stepBound) const;
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static std::vector<ValueType> computeNextProbabilitiesHelper(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::BitVector const& nextStates, storm::solver::LinearEquationSolver<ValueType> const& linearEquationSolver);
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static std::vector<ValueType> computeUntilProbabilitiesHelper(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& phiStates, storm::storage::BitVector const& psiStates, bool qualitative, storm::solver::LinearEquationSolver<ValueType> const& linearEquationSolver);
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std::vector<ValueType> computeInstantaneousRewardsHelper(uint_fast64_t stepCount) const;
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std::vector<ValueType> computeCumulativeRewardsHelper(uint_fast64_t stepBound) const;
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std::vector<ValueType> computeReachabilityRewardsHelper(storm::storage::BitVector const& targetStates, bool qualitative) const;
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// An object that is used for solving linear equations and performing matrix-vector multiplication.
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std::unique_ptr<storm::solver::LinearEquationSolver<ValueType>> linearEquationSolver;
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};
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} // namespace modelchecker
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} // namespace storm
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#endif /* STORM_MODELCHECKER_SPARSEDTMCPRCTLMODELCHECKER_H_ */
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