Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/icl/interval.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
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date | Tue, 05 Aug 2014 11:11:38 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/icl/interval.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,136 @@ +/*-----------------------------------------------------------------------------+ +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_INTERVAL_HPP_JOFA_101014 +#define BOOST_ICL_INTERVAL_HPP_JOFA_101014 + + +#include <boost/icl/type_traits/interval_type_default.hpp> + + +namespace boost{ namespace icl +{ + + template <class IntervalT, bool IsDiscrete, bound_type PretendedBounds, bound_type RepresentedBounds> + struct static_interval; + + template <class DomainT, ICL_COMPARE Compare = ICL_COMPARE_INSTANCE(ICL_COMPARE_DEFAULT, DomainT)> + struct interval + { + typedef typename interval_type_default<DomainT,Compare>::type interval_type; + typedef interval_type type; + +#ifdef BOOST_ICL_USE_STATIC_BOUNDED_INTERVALS + + static inline interval_type open(const DomainT& low, const DomainT& up) + { + return + static_interval + < interval_type // if the domain_type is discrete ... + , is_discrete<typename interval_traits<interval_type>::domain_type>::value + , interval_bounds::static_open // 'pretended' bounds will be transformed to + , interval_bound_type<interval_type>::value // the represented bounds + > + ::construct(low, up); + } + + static inline interval_type left_open(const DomainT& low, const DomainT& up) + { + return + static_interval + < interval_type + , is_discrete<typename interval_traits<interval_type>::domain_type>::value + , interval_bounds::static_left_open + , interval_bound_type<interval_type>::value + > + ::construct(low, up); + } + + static inline interval_type right_open(const DomainT& low, const DomainT& up) + { + return + static_interval + < interval_type + , is_discrete<typename interval_traits<interval_type>::domain_type>::value + , interval_bounds::static_right_open + , interval_bound_type<interval_type>::value + > + ::construct(low, up); + } + + static inline interval_type closed(const DomainT& low, const DomainT& up) + { + return + static_interval + < interval_type + , is_discrete<typename interval_traits<interval_type>::domain_type>::value + , interval_bounds::static_closed + , interval_bound_type<interval_type>::value + > + ::construct(low, up); + } + + static inline interval_type construct(const DomainT& low, const DomainT& up) + { return icl::construct<interval_type>(low, up); } + +#else // ICL_USE_DYNAMIC_INTERVAL_BORDER_DEFAULTS + static inline interval_type right_open(const DomainT& low, const DomainT& up) + { return icl::construct<interval_type>(low, up, interval_bounds::right_open()); } + + static inline interval_type left_open(const DomainT& low, const DomainT& up) + { return icl::construct<interval_type>(low, up, interval_bounds::left_open()); } + + static inline interval_type open(const DomainT& low, const DomainT& up) + { return icl::construct<interval_type>(low, up, interval_bounds::open()); } + + static inline interval_type closed(const DomainT& low, const DomainT& up) + { return icl::construct<interval_type>(low, up, interval_bounds::closed()); } + + static inline interval_type construct(const DomainT& low, const DomainT& up) + { return icl::construct<interval_type>(low, up); } + +#endif + }; + + template <class IntervalT, bound_type PretendedBounds, bound_type RepresentedBounds> + struct static_interval<IntervalT, true, PretendedBounds, RepresentedBounds> + {// is_discrete<domain_type<IntervalT>> + typedef typename interval_traits<IntervalT>::domain_type domain_type; + + static inline IntervalT construct(const domain_type& low, const domain_type& up) + { + return icl::construct<IntervalT>( + shift_lower(interval_bounds(PretendedBounds), interval_bounds(RepresentedBounds), low) + , shift_upper(interval_bounds(PretendedBounds), interval_bounds(RepresentedBounds), up ) + ); + } + }; + + template <class IntervalT, bound_type PretendedBounds, bound_type RepresentedBounds> + struct static_interval<IntervalT, false, PretendedBounds, RepresentedBounds> + {// !is_discrete<domain_type<IntervalT>> + typedef typename interval_traits<IntervalT>::domain_type domain_type; + + static inline IntervalT construct(const domain_type& low, const domain_type& up) + { + BOOST_STATIC_ASSERT((is_discrete<domain_type>::value || PretendedBounds==RepresentedBounds)); + // For domain_types that are not discrete, e.g. interval<float> + // one of the following must hold: If you call + // interval<T>::right_open(x,y) then interval<T>::type must be static_right_open + // interval<T>::left_open(x,y) then interval<T>::type must be static_left_open + // interval<T>::open(x,y) then interval<T>::type must be static_open + // interval<T>::closed(x,y) then interval<T>::type must be static_closed + // Conversion between 'PretendedBounds' and 'RepresentedBounds' is only possible + // for discrete domain_types. + return icl::construct<IntervalT>(low, up); + } + }; + +}} // namespace boost icl + +#endif // BOOST_ICL_INTERVAL_HPP_JOFA_101014 +