623 lines
17 KiB
C++
623 lines
17 KiB
C++
// -*- C++ -*-
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#ifndef __multi_range_h__
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#define __multi_range_h__
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#include <cstdlib>
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#include <tuple>
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#include <memory>
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#include <map>
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//#include "base_def.h"
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#include "ranges/range_base.h"
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#include "ranges/index_base.h"
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#include "ranges/rpack_num.h"
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#include "ranges/multi_range_factory_product_map.h"
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#include "ranges/x_to_string.h"
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#include "ranges/type_map.h"
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namespace MultiArrayTools
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{
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namespace
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{
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using namespace MultiArrayHelper;
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}
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template <class... Indices>
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class MultiIndex : public IndexInterface<MultiIndex<Indices...>,
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std::tuple<typename Indices::MetaType...> >
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{
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public:
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typedef IndexInterface<MultiIndex<Indices...>,
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std::tuple<typename Indices::MetaType...> > IB;
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typedef std::tuple<std::shared_ptr<Indices>...> IndexPack;
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typedef std::tuple<typename Indices::MetaType...> MetaType;
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typedef MultiRange<typename Indices::RangeType...> RangeType;
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typedef MultiIndex IType;
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static constexpr IndexType sType() { return IndexType::MULTI; }
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static constexpr size_t sDim() { return sizeof...(Indices); }
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static constexpr size_t totalDim() { return mkTotalDim<Indices...>(); }
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static constexpr SpaceType STYPE = SpaceType::ANY;
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private:
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IndexPack mIPack;
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std::array<size_t,sizeof...(Indices)+1> mBlockSizes;
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public:
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const IndexPack& pack() const { return mIPack; }
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MultiIndex() = delete;
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// NO DEFAULT HERE !!!
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// ( have to assign sub-indices (ptr!) correctly )
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//MultiIndex(const MultiIndex& in);
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//MultiIndex& operator=(const MultiIndex& in);
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template <typename T>
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MultiIndex& operator=(ContainerIndex<T,Indices...>& ci);
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template <class MRange>
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MultiIndex(const std::shared_ptr<MRange>& range);
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template <size_t DIR>
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MultiIndex& up();
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template <size_t DIR>
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MultiIndex& down();
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template <size_t N>
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auto get() const -> decltype( *std::get<N>( mIPack ) )&;
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template <size_t N>
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auto getPtr() const -> decltype( std::get<N>( mIPack ) )&;
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template <size_t N>
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size_t getBlockSize() const { return std::get<N>(mBlockSizes); }
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// raplace instances (in contrast to its analogon in ContainerIndex
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// MultiIndices CANNOT be influences be its subindices, so there is
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// NO foreign/external controll)
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// Do NOT share index instances between two or more MultiIndex instances
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MultiIndex& operator()(std::shared_ptr<Indices>&... indices);
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// ==== >>>>> STATIC POLYMORPHISM <<<<< ====
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IndexType type() const;
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MultiIndex& operator=(size_t pos);
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MultiIndex& operator++();
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MultiIndex& operator--();
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int pp(std::intptr_t idxPtrNum);
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int mm(std::intptr_t idxPtrNum);
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std::string stringMeta() const;
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MetaType meta() const;
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MultiIndex& at(const MetaType& metaPos);
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size_t dim();
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bool first();
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bool last();
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std::shared_ptr<RangeType> range();
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template <size_t N>
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auto getPtr() -> decltype( std::get<N>( mIPack ) )&;
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size_t getStepSize(size_t n);
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std::string id() const;
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void print(size_t offset);
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template <class Exprs>
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auto ifor(size_t step, Exprs exs) const
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-> decltype(RPackNum<sizeof...(Indices)-1>::mkFor(step, mIPack, mBlockSizes, exs));
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template <class Exprs>
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auto iforh(size_t step, Exprs exs) const
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-> decltype(RPackNum<sizeof...(Indices)-1>::mkForh(step, mIPack, mBlockSizes, exs));
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};
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/*************************
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* MultiRangeFactory *
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*************************/
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// NOT THREAD SAVE
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template <class... Ranges>
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class MultiRangeFactory : public RangeFactoryBase
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{
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public:
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typedef MultiRange<Ranges...> oType;
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MultiRangeFactory() = delete;
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MultiRangeFactory(const std::shared_ptr<Ranges>&... rs);
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MultiRangeFactory(const typename MultiRange<Ranges...>::Space& space);
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template <typename T>
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MultiRangeFactory(const std::shared_ptr<ContainerRange<T,Ranges...> >& cr);
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virtual std::shared_ptr<RangeBase> create() override;
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private:
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std::shared_ptr<RangeBase> checkIfCreated(const std::tuple<std::shared_ptr<Ranges>...>& ptp);
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};
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/******************
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* MultiRange *
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******************/
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template <class... Ranges>
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class MultiRange : public RangeInterface<MultiIndex<typename Ranges::IndexType...> >
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{
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public:
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typedef RangeBase RB;
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typedef std::tuple<std::shared_ptr<Ranges>...> Space;
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typedef MultiIndex<typename Ranges::IndexType...> IndexType;
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typedef MultiRange RangeType;
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typedef MultiRangeFactory<Ranges...> FType;
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//typedef typename RangeInterface<MultiIndex<typename Ranges::IndexType...> >::IndexType IndexType;
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protected:
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MultiRange() = delete;
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MultiRange(const MultiRange& in) = delete;
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MultiRange& operator=(const MultiRange& in) = delete;
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MultiRange(const std::shared_ptr<Ranges>&... rs);
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MultiRange(const Space& space);
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Space mSpace;
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public:
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static const size_t sdim = sizeof...(Ranges);
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template <size_t N>
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auto get() const -> decltype( *std::get<N>( mSpace ) )&;
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template <size_t N>
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auto getPtr() const -> decltype( std::get<N>( mSpace ) )&;
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virtual size_t dim() const final;
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virtual size_t size() const final;
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virtual SpaceType spaceType() const final;
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virtual DataHeader dataHeader() const final;
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virtual std::string stringMeta(size_t pos) const final;
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virtual std::vector<char> data() const final;
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const Space& space() const;
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virtual IndexType begin() const final;
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virtual IndexType end() const final;
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template <class... ERanges>
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auto cat(const std::shared_ptr<MultiRange<ERanges...> >& erange)
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-> std::shared_ptr<MultiRange<Ranges...,ERanges...> >;
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friend MultiRangeFactory<Ranges...>;
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static constexpr bool HASMETACONT = false;
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static constexpr bool defaultable = false;
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static constexpr size_t ISSTATIC = SubProp<Ranges...>::ISSTATIC;
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static constexpr size_t SIZE = SubProp<Ranges...>::SIZE;
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};
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}
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/* ========================= *
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* --- TEMPLATE CODE --- *
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* ========================= */
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namespace MultiArrayTools
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{
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namespace
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{
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using namespace MultiArrayHelper;
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}
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// -> define in range_base.cc
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std::shared_ptr<RangeFactoryBase> mkMULTI(const char** dp);
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/******************
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* MultiIndex *
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******************/
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/*
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template <class... Indices>
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MultiIndex<Indices...>::MultiIndex(const MultiIndex<Indices...>& in) :
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IndexInterface<std::tuple<typename Indices::MetaType...> >(in)
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{
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RPackNum<sizeof...(Indices)-1>::copy(mIPack, in);
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IB::mPos = RPackNum<sizeof...(Indices)-1>::makePos(mIPack);
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}
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template <class... Indices>
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MultiIndex<Indices...>& MultiIndex<Indices...>::operator=(const MultiIndex<Indices...>& in)
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{
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IndexI::operator=(in);
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RPackNum<sizeof...(Indices)-1>::copy(mIPack, in);
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IB::mPos = RPackNum<sizeof...(Indices)-1>::makePos(mIPack);
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return *this;
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}
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*/
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template <class... Indices>
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template <typename T>
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MultiIndex<Indices...>& MultiIndex<Indices...>::operator=(ContainerIndex<T,Indices...>& ci)
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{
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RPackNum<sizeof...(Indices)-1>::copyInst(mIPack, ci);
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IB::mPos = RPackNum<sizeof...(Indices)-1>::makePos(mIPack);
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return *this;
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}
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template <class... Indices>
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template <class MRange>
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MultiIndex<Indices...>::MultiIndex(const std::shared_ptr<MRange>& range) :
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IndexInterface<MultiIndex<Indices...>,std::tuple<typename Indices::MetaType...> >(range, 0)
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{
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RPackNum<sizeof...(Indices)-1>::construct(mIPack, *range);
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IB::mPos = RPackNum<sizeof...(Indices)-1>::makePos(mIPack);
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std::get<sizeof...(Indices)>(mBlockSizes) = 1;
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RPackNum<sizeof...(Indices)-1>::initBlockSizes(mBlockSizes, mIPack); // has one more element!
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}
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template <class... Indices>
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template <size_t DIR>
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MultiIndex<Indices...>& MultiIndex<Indices...>::up()
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{
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static_assert(DIR < sizeof...(Indices), "DIR exceeds number of sub-indices");
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IB::mPos += RPackNum<sizeof...(Indices)-DIR-1>::blockSize( mIPack );
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RPackNum<DIR>::pp( mIPack );
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return *this;
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}
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template <class... Indices>
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template <size_t DIR>
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MultiIndex<Indices...>& MultiIndex<Indices...>::down()
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{
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static_assert(DIR < sizeof...(Indices), "DIR exceeds number of sub-indices");
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IB::mPos -= RPackNum<sizeof...(Indices)-DIR-1>::blockSize( mIPack );
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RPackNum<DIR>::mm( mIPack );
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return *this;
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}
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template <class... Indices>
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template <size_t N>
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auto MultiIndex<Indices...>::get() const -> decltype( *std::get<N>( mIPack ) )&
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{
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return *std::get<N>(mIPack);
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}
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template <class... Indices>
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template <size_t N>
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auto MultiIndex<Indices...>::getPtr() const -> decltype( std::get<N>( mIPack ) )&
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{
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return std::get<N>(mIPack);
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}
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template <class... Indices>
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MultiIndex<Indices...>& MultiIndex<Indices...>::operator()(std::shared_ptr<Indices>&... indices)
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{
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RPackNum<sizeof...(Indices)-1>::swapIndices(mIPack, indices...);
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RPackNum<sizeof...(Indices)-1>::setIndexPack(mIPack, IB::mPos);
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return *this;
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}
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template <class... Indices>
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IndexType MultiIndex<Indices...>::type() const
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{
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return IndexType::MULTI;
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}
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template <class... Indices>
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MultiIndex<Indices...>& MultiIndex<Indices...>::operator=(size_t pos)
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{
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IB::mPos = pos;
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RPackNum<sizeof...(Indices)-1>::setIndexPack(mIPack, pos);
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return *this;
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}
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template <class... Indices>
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MultiIndex<Indices...>& MultiIndex<Indices...>::operator++()
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{
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RPackNum<sizeof...(Indices)-1>::pp( mIPack );
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++IB::mPos;
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return *this;
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}
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template <class... Indices>
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MultiIndex<Indices...>& MultiIndex<Indices...>::operator--()
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{
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RPackNum<sizeof...(Indices)-1>::mm( mIPack );
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--IB::mPos;
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return *this;
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}
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template <class... Indices>
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int MultiIndex<Indices...>::pp(std::intptr_t idxPtrNum)
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{
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int tmp = RPackNum<sizeof...(Indices)-1>::pp(mIPack, mBlockSizes, idxPtrNum);
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IB::mPos += tmp;
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return tmp;
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}
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template <class... Indices>
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int MultiIndex<Indices...>::mm(std::intptr_t idxPtrNum)
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{
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int tmp = RPackNum<sizeof...(Indices)-1>::mm(mIPack, mBlockSizes, idxPtrNum);
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IB::mPos -= tmp;
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return tmp;
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}
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template <class... Indices>
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std::string MultiIndex<Indices...>::stringMeta() const
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{
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return std::dynamic_pointer_cast<RangeType>( IB::mRangePtr )->stringMeta(IB::mPos);
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}
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template <class... Indices>
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typename MultiIndex<Indices...>::MetaType MultiIndex<Indices...>::meta() const
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{
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MetaType metaTuple;
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RPackNum<sizeof...(Indices)-1>::getMetaPos(metaTuple, mIPack);
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return metaTuple;
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}
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template <class... Indices>
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MultiIndex<Indices...>& MultiIndex<Indices...>::at(const MetaType& metaPos)
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{
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RPackNum<sizeof...(Indices)-1>::setMeta(mIPack, metaPos);
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IB::mPos = RPackNum<sizeof...(Indices)-1>::makePos(mIPack);
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return *this;
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}
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template <class... Indices>
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size_t MultiIndex<Indices...>::dim()
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{
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return sizeof...(Indices);
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}
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template <class... Indices>
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bool MultiIndex<Indices...>::first()
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{
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return IB::mPos == 0;
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}
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template <class... Indices>
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bool MultiIndex<Indices...>::last()
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{
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return IB::mPos == IB::mMax - 1;
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}
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template <class... Indices>
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std::shared_ptr<typename MultiIndex<Indices...>::RangeType>
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MultiIndex<Indices...>::range()
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{
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return std::dynamic_pointer_cast<RangeType>( IB::mRangePtr );
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}
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template <class... Indices>
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template <size_t N>
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auto MultiIndex<Indices...>::getPtr() -> decltype( std::get<N>( mIPack ) )&
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{
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return std::get<N>(mIPack);
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}
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template <class... Indices>
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size_t MultiIndex<Indices...>::getStepSize(size_t n)
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{
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if(n >= sizeof...(Indices)){
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assert(0);
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// throw !!
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}
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return mBlockSizes[n+1];
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}
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template <class... Indices>
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std::string MultiIndex<Indices...>::id() const
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{
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return std::string("mul") + std::to_string(IB::mId);
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}
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template <class... Indices>
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void MultiIndex<Indices...>::print(size_t offset)
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{
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if(offset == 0){
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std::cout << " === " << std::endl;
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}
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for(size_t j = 0; j != offset; ++j) { std::cout << "\t"; }
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std::cout << id() << "[" << reinterpret_cast<std::intptr_t>(this)
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<< "]" << "(" << IB::mRangePtr << "): " << meta() << std::endl;
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RPackNum<sizeof...(Indices)-1>::printIndex(mIPack, offset+1);
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}
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template <class... Indices>
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template <class Exprs>
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auto MultiIndex<Indices...>::ifor(size_t step, Exprs exs) const
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-> decltype(RPackNum<sizeof...(Indices)-1>::mkFor(step, mIPack, mBlockSizes, exs))
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{
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return RPackNum<sizeof...(Indices)-1>::mkFor(step, mIPack, mBlockSizes, exs);
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}
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template <class... Indices>
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template <class Exprs>
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auto MultiIndex<Indices...>::iforh(size_t step, Exprs exs) const
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-> decltype(RPackNum<sizeof...(Indices)-1>::mkForh(step, mIPack, mBlockSizes, exs))
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{
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return RPackNum<sizeof...(Indices)-1>::mkForh(step, mIPack, mBlockSizes, exs);
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}
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/*************************
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* MultiRangeFactory *
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*************************/
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template <class... Ranges>
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MultiRangeFactory<Ranges...>::MultiRangeFactory(const std::shared_ptr<Ranges>&... rs)
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{
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mProd = std::shared_ptr< MultiRange<Ranges...> >( new MultiRange<Ranges...>( rs... ) );
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}
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template <class... Ranges>
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MultiRangeFactory<Ranges...>::MultiRangeFactory(const typename MultiRange<Ranges...>::Space& st)
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{
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mProd = std::shared_ptr< MultiRange<Ranges...> >( new MultiRange<Ranges...>( st ) );
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}
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template <class... Ranges>
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template <typename T>
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MultiRangeFactory<Ranges...>::MultiRangeFactory(const std::shared_ptr<ContainerRange<T,Ranges...> >& cr)
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{
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mProd = std::shared_ptr< MultiRange<Ranges...> >( new MultiRange<Ranges...>( cr->space() ) );
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}
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template <class... Ranges>
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std::shared_ptr<RangeBase> MultiRangeFactory<Ranges...>::create()
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{
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mProd = checkIfCreated( std::dynamic_pointer_cast<oType>( mProd )->mSpace );
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setSelf();
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return mProd;
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}
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template <class... Ranges>
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std::shared_ptr<RangeBase> MultiRangeFactory<Ranges...>::checkIfCreated(const std::tuple<std::shared_ptr<Ranges>...>& ptp)
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{
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std::shared_ptr<RangeBase> out;
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bool check = false;
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for(auto& x: MultiRangeFactoryProductMap::mAleadyCreated){
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if(x.second.size() == sizeof...(Ranges)){
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check = RPackNum<sizeof...(Ranges)-1>::checkIfCreated(ptp, x.second);
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if(check){
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out = x.first;
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break;
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}
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}
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}
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if(not check){
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std::vector<std::intptr_t> pv(sizeof...(Ranges));
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RPackNum<sizeof...(Ranges)-1>::RangesToVec(ptp, pv);
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MultiRangeFactoryProductMap::mAleadyCreated[mProd] = pv;
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out = mProd;
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}
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return out;
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}
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/******************
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* MultiRange *
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******************/
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template <class... Ranges>
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MultiRange<Ranges...>::MultiRange(const std::shared_ptr<Ranges>&... rs) : mSpace(std::make_tuple(rs...)) {}
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template <class... Ranges>
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MultiRange<Ranges...>::MultiRange(const Space& space) : mSpace( space ) {}
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template <class... Ranges>
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template <size_t N>
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auto MultiRange<Ranges...>::get() const -> decltype( *std::get<N>( mSpace ) )&
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{
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return *std::get<N>(mSpace);
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}
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template <class... Ranges>
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template <size_t N>
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auto MultiRange<Ranges...>::getPtr() const -> decltype( std::get<N>( mSpace ) )&
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{
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return std::get<N>(mSpace);
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}
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template <class... Ranges>
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size_t MultiRange<Ranges...>::dim() const
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{
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return sdim;
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}
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template <class... Ranges>
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size_t MultiRange<Ranges...>::size() const
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{
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return RPackNum<sizeof...(Ranges)-1>::getSize(mSpace);
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}
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template <class... Ranges>
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SpaceType MultiRange<Ranges...>::spaceType() const
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{
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return SpaceType::ANY;
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}
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template <class... Ranges>
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const typename MultiRange<Ranges...>::Space& MultiRange<Ranges...>::space() const
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{
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return mSpace;
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}
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template <class... Ranges>
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std::string MultiRange<Ranges...>::stringMeta(size_t pos) const
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{
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auto i = begin();
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i = pos;
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return "[ " + RPackNum<sizeof...(Ranges)-1>::metaTupleToString(i.meta()) + " ]";
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}
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template <class... Ranges>
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std::vector<char> MultiRange<Ranges...>::data() const
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{
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DataHeader h = dataHeader();
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std::vector<char> out;
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//out.reserve(h.metaSize + sizeof(DataHeader));
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char* hcp = reinterpret_cast<char*>(&h);
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out.insert(out.end(), hcp, hcp + sizeof(DataHeader));
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RPackNum<sizeof...(Ranges)-1>::fillRangeDataVec(out, mSpace);
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return out;
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}
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template <class... Ranges>
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DataHeader MultiRange<Ranges...>::dataHeader() const
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{
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DataHeader h;
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h.spaceType = static_cast<int>( SpaceType::ANY );
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h.metaSize = sizeof...(Ranges);
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h.multiple = 1;
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return h;
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}
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template <class... Ranges>
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typename MultiRange<Ranges...>::IndexType MultiRange<Ranges...>::begin() const
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{
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MultiIndex<typename Ranges::IndexType...>
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i( std::dynamic_pointer_cast<MultiRange<Ranges...> >
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( std::shared_ptr<RangeBase>( RB::mThis ) ) );
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i = 0;
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return i;
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}
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template <class... Ranges>
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typename MultiRange<Ranges...>::IndexType MultiRange<Ranges...>::end() const
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{
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MultiIndex<typename Ranges::IndexType...>
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i( std::dynamic_pointer_cast<MultiRange<Ranges...> >
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( std::shared_ptr<RangeBase>( RB::mThis )) );
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i = size();
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return i;
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}
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template <class... Ranges>
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template <class... ERanges>
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auto MultiRange<Ranges...>::cat(const std::shared_ptr<MultiRange<ERanges...> >& erange)
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-> std::shared_ptr<MultiRange<Ranges...,ERanges...> >
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{
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auto crange = std::tuple_cat(mSpace, erange->space());
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MultiRangeFactory<Ranges...,ERanges...> rf(crange);
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return std::dynamic_pointer_cast<MultiRange<Ranges...,ERanges...> >(rf.create());
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}
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}
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#endif
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