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#include "pla.h"
#include "src/helpers.h"
typedef storm::modelchecker::parametric::SparseDtmcRegionChecker<storm::models::sparse::Dtmc<storm::RationalFunction>, double, storm::RationalNumber> SparseDtmcRegionChecker;
typedef storm::storage::ParameterRegion<storm::RationalFunction> Region;
// Thin wrappers
void specifyFormula(std::shared_ptr<SparseDtmcRegionChecker>& checker, std::shared_ptr<const storm::logic::Formula> const& formula) {
checker->specifyFormula(storm::modelchecker::CheckTask<storm::logic::Formula, storm::RationalFunction>(*formula, true));
}
storm::modelchecker::parametric::RegionCheckResult checkRegion(std::shared_ptr<SparseDtmcRegionChecker>& checker, Region& region, storm::modelchecker::parametric::RegionCheckResult initialResult, bool sampleVertices) {
return checker->analyzeRegion(region, initialResult, sampleVertices);
}
std::set<storm::Polynomial> gatherDerivatives(storm::models::sparse::Dtmc<storm::RationalFunction> const& model, carl::Variable const& var) {
std::set<storm::Polynomial> derivatives;
for (auto it : model.getTransitionMatrix()) {
storm::Polynomial pol = it.getValue().derivative(var, 1).nominator();
if (!pol.isConstant()) {
derivatives.insert(pol);
}
}
return derivatives;
}
// Define python bindings
void define_pla(py::module& m) {
// RegionCheckResult
py::enum_<storm::modelchecker::parametric::RegionCheckResult>(m, "RegionCheckResult", "Types of region check results")
.value("EXISTSSAT", storm::modelchecker::parametric::RegionCheckResult::ExistsSat)
.value("EXISTSVIOLATED", storm::modelchecker::parametric::RegionCheckResult::ExistsViolated)
.value("EXISTSBOTH", storm::modelchecker::parametric::RegionCheckResult::ExistsBoth)
.value("CENTERSAT", storm::modelchecker::parametric::RegionCheckResult::CenterSat)
.value("CENTERVIOLATED", storm::modelchecker::parametric::RegionCheckResult::CenterViolated)
.value("ALLSAT", storm::modelchecker::parametric::RegionCheckResult::AllSat)
.value("ALLVIOLATED", storm::modelchecker::parametric::RegionCheckResult::AllViolated)
.value("UNKNOWN", storm::modelchecker::parametric::RegionCheckResult::Unknown)
.def("__str__", &streamToString<storm::modelchecker::parametric::RegionCheckResult>)
;
// Region
py::class_<Region, std::shared_ptr<Region>>(m, "ParameterRegion", "Parameter region")
.def("__init__", [](Region &instance, std::string const& regionString, std::set<Region::VariableType> const& variables) -> void {
new (&instance) Region(Region::parseRegion(regionString, variables));
})
//.def(py::init<Region::VariableSubstitutionType &, Region::VariableSubstitutionType &>(), py::arg("lowerBounds"), py::arg("upperBounds"))
;
// RegionChecker
py::class_<SparseDtmcRegionChecker, std::shared_ptr<SparseDtmcRegionChecker>>(m, "SparseDtmcRegionChecker", "Region model checker for sparse DTMCs")
.def("__init__", [](SparseDtmcRegionChecker& instance, std::shared_ptr<storm::models::sparse::Dtmc<storm::RationalFunction>> model) -> void {
new (&instance) SparseDtmcRegionChecker(*model);
})
.def("specify_formula", &specifyFormula, "Specify formula", py::arg("formula"))
.def("check_region", &checkRegion, "Check region", py::arg("region"), py::arg("initialResult") = storm::modelchecker::parametric::RegionCheckResult::Unknown, py::arg("sampleVertices") = false)
;
m.def("gather_derivatives", &gatherDerivatives, "Gather all derivatives of transition probabilities", py::arg("model"), py::arg("var"));
}