DdEnvironment.h

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#pragma once
 
#include <cstdint>
 
#include "storm/environment/Environment.h"
#include "storm/environment/SubEnvironment.h"
#include "storm/storage/dd/DdType.h"
 
namespace storm {
 
class SylvanDdManagerEnvironment;
class CuddDdManagerEnvironment;
 
// Select the sub-environment that belongs to the given DD type.
template<storm::dd::DdType Type>
struct DdEnvironmentSelector {
    static_assert(Type == storm::dd::DdType::Sylvan || Type == storm::dd::DdType::CUDD, "Unhandled DD type.");
};
template<>
struct DdEnvironmentSelector<storm::dd::DdType::Sylvan> {
    using type = SylvanDdManagerEnvironment;
};
template<>
struct DdEnvironmentSelector<storm::dd::DdType::CUDD> {
    using type = CuddDdManagerEnvironment;
};
 
class DdEnvironment {
   public:
    DdEnvironment();
    ~DdEnvironment();
 
    SylvanDdManagerEnvironment& sylvan();
    SylvanDdManagerEnvironment const& sylvan() const;
 
    CuddDdManagerEnvironment& cudd();
    CuddDdManagerEnvironment const& cudd() const;

    template<storm::dd::DdType Type>
    typename DdEnvironmentSelector<Type>::type& get();
 
    template<storm::dd::DdType Type>
    typename DdEnvironmentSelector<Type>::type const& get() const;
 
   private:
    SubEnvironment<SylvanDdManagerEnvironment> sylvanEnvironment;
    SubEnvironment<CuddDdManagerEnvironment> cuddEnvironment;
};
 
}  // namespace storm