254 lines
8.2 KiB
C++
254 lines
8.2 KiB
C++
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#include "helper_tools.h"
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namespace MultiArrayTools
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{
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template <typename... T>
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std::ostream& operator<<(std::ostream& out, const std::tuple<T...>& tp)
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{
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PackNum<sizeof...(T)-1>::printTuple(out, tp);
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return out;
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}
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template <class RangeType>
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auto getIndex(std::shared_ptr<RangeType> range)
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-> std::shared_ptr<typename RangeType::IndexType>
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{
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return std::make_shared<typename RangeType::IndexType>(range);
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}
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template <class RangeType>
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auto getIndex()
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-> std::shared_ptr<typename RangeType::IndexType>
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{
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static_assert( RangeType::defaultable,
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/*typeid(typename RangeType).name() + */" is not defaultable" );
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static auto f = RangeType::factory();
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static auto r = std::dynamic_pointer_cast<RangeType>( f.create() );
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return std::make_shared<typename RangeType::IndexType>(r);
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}
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template <class... RangeTypes>
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auto mkMulti(std::shared_ptr<RangeTypes>... ranges)
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-> std::shared_ptr<MultiRange<RangeTypes...> >
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{
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MultiRangeFactory<RangeTypes...> mrf( ranges... );
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return std::dynamic_pointer_cast<MultiRange<RangeTypes...> >( mrf.create() );
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}
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template <class... IndexTypes>
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auto mkMIndex(std::shared_ptr<IndexTypes>... indices)
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-> decltype( getIndex( mkMulti( indices->range()... ) ) )
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{
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auto mi = getIndex( mkMulti( indices->range()... ) );
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(*mi)( indices... );
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return mi;
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}
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template <SpaceType STYPE, class Func, class... RangeTypes>
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auto mkGenMapR(const std::shared_ptr<Func>& f, std::shared_ptr<RangeTypes>... ranges)
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-> std::shared_ptr<GenMapRange<FunctionalMultiArray<typename Func::value_type,Func,RangeTypes...>,
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STYPE,RangeTypes...> >
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{
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typedef FunctionalMultiArray<typename Func::value_type,Func,RangeTypes...> FMA;
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std::shared_ptr<GenMapRangeFactory<FMA,STYPE,RangeTypes...>> mrfptr;
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if(Func::FISSTATIC){
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FMA fma(ranges...);
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mrfptr = std::make_shared<GenMapRangeFactory<FMA,STYPE,RangeTypes...> >( fma, ranges... );
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}
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else {
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FMA fma(ranges...,f);
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mrfptr = std::make_shared<GenMapRangeFactory<FMA,STYPE,RangeTypes...> >( fma, ranges... );
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}
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return std::dynamic_pointer_cast<GenMapRange<FMA,STYPE,RangeTypes...> >( mrfptr->create() );
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}
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template <SpaceType STYPE, class Func, class... IndexTypes>
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auto mkGenMapI(const std::shared_ptr<Func>& f, std::shared_ptr<IndexTypes>... indices)
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-> decltype( getIndex( mkGenMapR<STYPE>( f, indices->range()... ) ) )
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{
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auto mi = getIndex( mkGenMapR<STYPE>( f, indices->range()... ) );
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(*mi)(indices...);
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return mi;
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}
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template <class Func, class... RangeTypes>
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auto mkMapR(const std::shared_ptr<Func>& f, std::shared_ptr<RangeTypes>... ranges)
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-> decltype( mkGenMapR<SpaceType::ANY>(f, ranges... ) )
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{
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return mkGenMapR<SpaceType::ANY>(f, ranges... );
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}
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template <class Func, class... IndexTypes>
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auto mkMapI(const std::shared_ptr<Func>& f, std::shared_ptr<IndexTypes>... indices)
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-> decltype( mkGenMapI<SpaceType::ANY>(f, indices... ) )
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{
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return mkGenMapI<SpaceType::ANY>(f, indices... );
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}
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template <class... RangeTypes>
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auto mkMulti(std::tuple<std::shared_ptr<RangeTypes>...> rangesTuple)
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-> MultiRange<RangeTypes...>
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{
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MultiRangeFactory<RangeTypes...> mrf( rangesTuple );
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return std::dynamic_pointer_cast<MultiRange<RangeTypes...> >( mrf.create() );
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}
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template <class RangeFactory>
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auto createExplicit(RangeFactory& rf)
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-> std::shared_ptr<typename RangeFactory::oType>
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{
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return std::dynamic_pointer_cast<typename RangeFactory::oType>( rf.create() );
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}
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template <class RangeFactory>
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auto createExplicit(std::shared_ptr<RangeFactory> rfp)
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-> std::shared_ptr<typename RangeFactory::oType>
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{
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return std::dynamic_pointer_cast<typename RangeFactory::oType>( rfp->create() );
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}
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template <class Range>
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auto createRange(const vector<char>& cvec)
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-> std::shared_ptr<Range>
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{
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const char* dp = cvec.data();
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auto ff = createRangeFactory(&dp);
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auto rbptr = ff->create();
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assert(rbptr->spaceType() == Range::STYPE);
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// CATCH CAST ERROR HERE !!!
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return std::dynamic_pointer_cast<Range>( rbptr );
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}
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template <class Range, typename... Args>
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auto createRangeE(Args&&... args)
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-> std::shared_ptr<Range>
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{
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typename Range::FType f(args...);
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return createExplicit(f);
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}
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template <size_t N, class MArray>
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auto rptr(const MArray& ma)
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-> decltype(ma.template getRangePtr<N>())
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{
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return ma.template getRangePtr<N>();
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}
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template <class EC, class MArray>
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auto dynamic(const MArray& ma, bool slice)
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-> std::shared_ptr<MultiArrayBase<typename MArray::value_type,DynamicRange<EC>>>
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{
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DynamicRangeFactory<EC> drf(ma.range()->space());
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if(slice){
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return std::make_shared<ConstSlice<typename MArray::value_type,DynamicRange<EC>>>
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( std::dynamic_pointer_cast<DynamicRange<EC>>( drf.create() ),
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ma.data() );
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}
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else {
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return std::make_shared<MultiArray<typename MArray::value_type,DynamicRange<EC>>>
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( std::dynamic_pointer_cast<DynamicRange<EC>>( drf.create() ),
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ma.vdata() );
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}
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}
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namespace
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{
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template <size_t N>
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struct CopyRanges
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{
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template <class Space1, class Space2>
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static inline void exec(const Space1& space1, Space2& space2)
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{
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std::get<N>(space2) = std::get<N>(space1);
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CopyRanges<N-1>::exec(space1,space2);
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}
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};
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template <>
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struct CopyRanges<0>
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{
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template <class Space1, class Space2>
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static inline void exec(const Space1& space1, Space2& space2)
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{
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std::get<0>(space2) = std::get<0>(space1);
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}
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};
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}
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template <typename T, class EC, class Range1, class... RangeTypes>
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auto anonToDynView(const MultiArray<T,Range1,RangeTypes...,AnonymousRange>& ma)
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-> ConstSlice<T,Range1,RangeTypes...,DynamicRange<EC>>
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{
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constexpr size_t LAST = sizeof...(RangeTypes)+1;
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DynamicRangeFactory<EC> drf(rptr<LAST>(ma)->orig());
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std::tuple<std::shared_ptr<Range1>,std::shared_ptr<RangeTypes>...,
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std::shared_ptr<DynamicRange<EC>>> mNSpace;
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CopyRanges<LAST-1>::exec(ma.range()->space(),mNSpace);
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std::get<LAST>(mNSpace) = createExplicit( drf );
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return ConstSlice<T,Range1,RangeTypes...,DynamicRange<EC>>(mNSpace, ma.data());
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}
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template <typename T, class EC, class Range1, class... RangeTypes>
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auto dynToAnonMove(MultiArray<T,Range1,RangeTypes...,DynamicRange<EC>>&& ma)
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-> MultiArray<T,Range1,RangeTypes...,AnonymousRange>
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{
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constexpr size_t LAST = sizeof...(RangeTypes)+1;
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AnonymousRangeFactory arf(rptr<LAST>(ma)->orig());
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std::tuple<std::shared_ptr<Range1>,std::shared_ptr<RangeTypes>...,
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std::shared_ptr<AnonymousRange>> mNSpace;
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CopyRanges<LAST-1>::exec(ma.range()->space(),mNSpace);
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std::get<LAST>(mNSpace) = createExplicit( arf );
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return ma.format(mNSpace);
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}
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template <typename T, class EC>
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auto anonToDynView(const MultiArray<T,AnonymousRange>& ma)
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-> ConstSlice<T,DynamicRange<EC>>
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{
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DynamicRangeFactory<EC> drf(rptr<0>(ma)->orig());
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auto mNSpace = std::make_tuple( createExplicit( drf ) );
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return ConstSlice<T,DynamicRange<EC>>(mNSpace, ma.data());
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}
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template <typename T, class EC>
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auto dynToAnonMove(MultiArray<T,DynamicRange<EC>>&& ma)
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-> MultiArray<T,AnonymousRange>
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{
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AnonymousRangeFactory arf(rptr<0>(ma)->orig());
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auto mNSpace = std::make_tuple( createExplicit( arf ) );
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return ma.format(mNSpace);
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}
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template <class Range>
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auto metaSlice(const std::shared_ptr<Range>& r)
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-> ConstSlice<typename Range::MetaType,ClassicRange>
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{
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ClassicRF crf(r->size());
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return ConstSlice<typename Range::MetaType,ClassicRange>( createExplicit(crf), &r->get(0) );
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}
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template <class Range, class ORange>
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auto metaSlice(const std::shared_ptr<Range>& r, const std::shared_ptr<ORange>& ro)
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-> ConstSlice<typename Range::MetaType,ORange>
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{
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return ConstSlice<typename Range::MetaType,ORange>( ro, &r->get(0) );
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}
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template <typename T, class... Ranges>
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auto mkArray(const std::shared_ptr<Ranges>&... rs)
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-> MultiArray<T,Ranges...>
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{
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return MultiArray<T,Ranges...>(rs...);
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}
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template <typename T, class... Ranges>
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auto mkArray(const std::shared_ptr<Ranges>&... rs, const T& val)
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-> MultiArray<T,Ranges...>
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{
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return MultiArray<T,Ranges...>(rs..., val);
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}
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}
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