Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/icl/right_open_interval.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
---|---|
date | Tue, 05 Aug 2014 11:11:38 +0100 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/icl/right_open_interval.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,118 @@ +/*-----------------------------------------------------------------------------+ +Copyright (c) 2010-2010: Joachim Faulhaber ++------------------------------------------------------------------------------+ + Distributed under the Boost Software License, Version 1.0. + (See accompanying file LICENCE.txt or copy at + http://www.boost.org/LICENSE_1_0.txt) ++-----------------------------------------------------------------------------*/ +#ifndef BOOST_ICL_RIGHT_OPEN_INTERVAL_HPP_JOFA_100323 +#define BOOST_ICL_RIGHT_OPEN_INTERVAL_HPP_JOFA_100323 + +#include <functional> +#include <boost/concept/assert.hpp> +#include <boost/icl/concept/interval.hpp> +#include <boost/icl/type_traits/succ_pred.hpp> +#include <boost/icl/type_traits/value_size.hpp> +#include <boost/icl/type_traits/type_to_string.hpp> + +namespace boost{namespace icl +{ + +template <class DomainT, + ICL_COMPARE Compare = ICL_COMPARE_INSTANCE(ICL_COMPARE_DEFAULT, DomainT)> +class right_open_interval +{ +public: + typedef right_open_interval<DomainT,Compare> type; + typedef DomainT domain_type; + typedef ICL_COMPARE_DOMAIN(Compare,DomainT) domain_compare; + +public: + //========================================================================== + //= Construct, copy, destruct + //========================================================================== + /** Default constructor; yields an empty interval <tt>[0,0)</tt>. */ + right_open_interval() + : _lwb(identity_element<DomainT>::value()), _upb(identity_element<DomainT>::value()) + { + BOOST_CONCEPT_ASSERT((DefaultConstructibleConcept<DomainT>)); + BOOST_CONCEPT_ASSERT((LessThanComparableConcept<DomainT>)); + } + + //NOTE: Compiler generated copy constructor is used + + /** Constructor for a singleton interval <tt>[val,val+1)</tt> */ + explicit right_open_interval(const DomainT& val) + : _lwb(val), _upb(icl::successor<DomainT,domain_compare>::apply(val)) + { + BOOST_CONCEPT_ASSERT((DefaultConstructibleConcept<DomainT>)); + BOOST_CONCEPT_ASSERT((LessThanComparableConcept<DomainT>)); + // Only for discrete types this ctor creates an interval containing + // a single element only. + BOOST_STATIC_ASSERT((icl::is_discrete<DomainT>::value)); + } + + /** Interval from <tt>low</tt> to <tt>up</tt> with bounds <tt>bounds</tt> */ + right_open_interval(const DomainT& low, const DomainT& up) : + _lwb(low), _upb(up) + { + BOOST_CONCEPT_ASSERT((DefaultConstructibleConcept<DomainT>)); + BOOST_CONCEPT_ASSERT((LessThanComparableConcept<DomainT>)); + } + + domain_type lower()const{ return _lwb; } + domain_type upper()const{ return _upb; } + +private: + domain_type _lwb; + domain_type _upb; +}; + +//============================================================================== +//=T right_open_interval -> concept intervals +//============================================================================== +template<class DomainT, ICL_COMPARE Compare> +struct interval_traits< icl::right_open_interval<DomainT, Compare> > +{ + typedef DomainT domain_type; + typedef ICL_COMPARE_DOMAIN(Compare,DomainT) domain_compare; + typedef icl::right_open_interval<DomainT, Compare> interval_type; + + static interval_type construct(const domain_type& lo, const domain_type& up) + { + return interval_type(lo, up); + } + + static domain_type lower(const interval_type& inter_val){ return inter_val.lower(); }; + static domain_type upper(const interval_type& inter_val){ return inter_val.upper(); }; +}; + + +//============================================================================== +//= Type traits +//============================================================================== +template <class DomainT, ICL_COMPARE Compare> +struct interval_bound_type< right_open_interval<DomainT,Compare> > +{ + typedef interval_bound_type type; + BOOST_STATIC_CONSTANT(bound_type, value = interval_bounds::static_right_open); +}; + +template <class DomainT, ICL_COMPARE Compare> +struct type_to_string<icl::right_open_interval<DomainT,Compare> > +{ + static std::string apply() + { return "[I)<"+ type_to_string<DomainT>::apply() +">"; } +}; + +template<class DomainT, ICL_COMPARE Compare> +struct value_size<icl::right_open_interval<DomainT,Compare> > +{ + static std::size_t apply(const icl::right_open_interval<DomainT>&) + { return 2; } +}; + +}} // namespace icl boost + +#endif +