RegionCheckResult.cpp

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#include "storm-pars/modelchecker/results/RegionCheckResult.h"
 
#include <map>
 
#include "storm/adapters/RationalFunctionAdapter.h"
#include "storm/utility/constants.h"
#include "storm/utility/macros.h"
 
namespace storm {
namespace modelchecker {
 
template<typename ValueType>
RegionCheckResult<ValueType>::RegionCheckResult(
    std::vector<std::pair<storm::storage::ParameterRegion<ValueType>, storm::modelchecker::RegionResult>> const& regionResults)
    : regionResults(regionResults) {
    auto overallArea = storm::utility::zero<typename storm::storage::ParameterRegion<ValueType>::CoefficientType>();
    for (auto const& res : this->regionResults) {
        overallArea += res.first.area();
    }
    initFractions(overallArea);
}
 
template<typename ValueType>
RegionCheckResult<ValueType>::RegionCheckResult(
    std::vector<std::pair<storm::storage::ParameterRegion<ValueType>, storm::modelchecker::RegionResult>>&& regionResults)
    : regionResults(std::move(regionResults)) {
    auto overallArea = storm::utility::zero<typename storm::storage::ParameterRegion<ValueType>::CoefficientType>();
    for (auto const& res : this->regionResults) {
        overallArea += res.first.area();
    }
    initFractions(overallArea);
}
 
template<typename ValueType>
std::unique_ptr<CheckResult> RegionCheckResult<ValueType>::clone() const {
    return std::make_unique<RegionCheckResult<ValueType>>(this->regionResults);
}
 
template<typename ValueType>
bool RegionCheckResult<ValueType>::isRegionCheckResult() const {
    return true;
}
 
template<typename ValueType>
bool RegionCheckResult<ValueType>::isRegionRefinementCheckResult() const {
    return false;
}
 
template<typename ValueType>
std::vector<std::pair<storm::storage::ParameterRegion<ValueType>, storm::modelchecker::RegionResult>> const& RegionCheckResult<ValueType>::getRegionResults()
    const {
    return regionResults;
}
 
template<typename ValueType>
typename storm::storage::ParameterRegion<ValueType>::CoefficientType const& RegionCheckResult<ValueType>::getSatFraction() const {
    return satFraction;
}
 
template<typename ValueType>
typename storm::storage::ParameterRegion<ValueType>::CoefficientType const& RegionCheckResult<ValueType>::getUnsatFraction() const {
    return unsatFraction;
}
 
template<typename ValueType>
std::ostream& RegionCheckResult<ValueType>::writeToStream(std::ostream& out) const {
    writeCondensedToStream(out);
    out << "\nRegion results: \n";
    for (auto const& res : this->regionResults) {
        out << res.first.toString() << ": \t" << res.second << '\n';
    }
    return out;
}
 
template<typename ValueType>
std::ostream& RegionCheckResult<ValueType>::writeCondensedToStream(std::ostream& out) const {
    double satPercent = storm::utility::convertNumber<double>(satFraction) * 100.0;
    double unsatPercent = storm::utility::convertNumber<double>(unsatFraction) * 100.0;
    auto oneHundred = storm::utility::convertNumber<typename storm::storage::ParameterRegion<ValueType>::CoefficientType>(100.0);
    auto one = storm::utility::convertNumber<typename storm::storage::ParameterRegion<ValueType>::CoefficientType>(1.0);
    out << "  Fraction of satisfied area: " << satPercent << "%\n";
    out << "Fraction of unsatisfied area: " << unsatPercent << "%\n";
    out << "            Unknown fraction: " << (100.0 - satPercent - unsatPercent) << "%\n";
    out << "     Total number of regions: " << regionResults.size() << '\n';
    std::map<storm::modelchecker::RegionResult, uint_fast64_t> counters;
    for (auto const& res : this->regionResults) {
        ++counters[res.second];
    }
    for (auto const& counter : counters) {
        out << std::setw(28) << counter.first << ": " << counter.second << '\n';
    }
    return out;
}
 
template<typename ValueType>
std::ostream& RegionCheckResult<ValueType>::writeIllustrationToStream(std::ostream& out) const {
    STORM_LOG_WARN("Writing illustration of region check result to a stream is not implemented.");
    return out;
}
 
template<typename ValueType>
void RegionCheckResult<ValueType>::initFractions(typename storm::storage::ParameterRegion<ValueType>::CoefficientType const& overallArea) {
    auto satArea = storm::utility::zero<typename storm::storage::ParameterRegion<ValueType>::CoefficientType>();
    auto unsatArea = storm::utility::zero<typename storm::storage::ParameterRegion<ValueType>::CoefficientType>();
    for (auto const& res : this->regionResults) {
        if (res.second == storm::modelchecker::RegionResult::AllSat) {
            satArea += res.first.area();
        } else if (res.second == storm::modelchecker::RegionResult::AllViolated) {
            unsatArea += res.first.area();
        }
    }
    satFraction = satArea / overallArea;
    unsatFraction = unsatArea / overallArea;
}
 
template<typename ValueType>
void RegionCheckResult<ValueType>::filter(QualitativeCheckResult const& filter) {
    // Filtering has no effect as we only store the result w.r.t. a single state anyway.
    // Hence, this is intentionally left empty.
}
 
#ifdef STORM_HAVE_CARL
template class RegionCheckResult<storm::RationalFunction>;
#endif
}  // namespace modelchecker
}  // namespace storm