meta ref in index + dynamic function
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3 changed files with 24 additions and 3 deletions
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@ -41,6 +41,16 @@ namespace MultiArrayHelper
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}
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};
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template <typename T, class Func>
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struct dynamic_function
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{
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template <typename... Us>
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static inline T apply(const Func& f, Us... args)
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{
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return f(args...);
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}
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}
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} // end namespace MultiArrayHelper
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#endif
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@ -258,6 +258,7 @@ namespace MultiArrayTools
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-> decltype(PackNum<sizeof...(Ops)-1>::mkLoop( mOps, exp));
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};
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template <typename T, class Op, class IndexType>
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class Contraction : public OperationTemplate<T,Contraction<T,Op,IndexType> >
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@ -48,6 +48,7 @@ namespace MultiArrayTools
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int mm(std::intptr_t idxPtrNum);
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U meta();
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U* metaPtr();
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SingleIndex& at(const U& metaPos);
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size_t dim(); // = 1
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@ -72,6 +73,8 @@ namespace MultiArrayTools
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auto iforh(Expr ex) const
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-> For<SingleIndex<U,TYPE>,Expr,ForType::HIDDEN>;
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private:
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U* mMetaPtr;
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};
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template <typename U, SpaceType TYPE>
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@ -110,7 +113,7 @@ namespace MultiArrayTools
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static constexpr bool defaultable = false;
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static constexpr size_t ISSTATIC = 0;
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static constexpr size_t SIZE = -1;
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static constexpr bool HASMETACONT = true;
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protected:
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@ -136,7 +139,8 @@ namespace MultiArrayTools
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template <typename U, SpaceType TYPE>
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SingleIndex<U,TYPE>::SingleIndex(const std::shared_ptr<SingleRange<U,TYPE> >& range) :
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IndexInterface<SingleIndex<U,TYPE>,U>(range, 0) {}
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IndexInterface<SingleIndex<U,TYPE>,U>(range, 0),
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mMetaPtr(&IB::mRangePtr->get(0)) {}
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template <typename U, SpaceType TYPE>
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IndexType SingleIndex<U,TYPE>::type() const
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@ -182,9 +186,15 @@ namespace MultiArrayTools
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template <typename U, SpaceType TYPE>
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U SingleIndex<U,TYPE>::meta()
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{
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return std::dynamic_pointer_cast<SingleRange<U,TYPE> const>( IB::mRangePtr )->get( IB::pos() );
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return mMetaPtr[IB::mPos];
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}
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template <typename U, SpaceType TYPE>
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U* SingleIndex<U,TYPE>::metaPtr()
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{
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return mMetaPtr;
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}
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template <typename U, SpaceType TYPE>
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SingleIndex<U,TYPE>& SingleIndex<U,TYPE>::at(const U& metaPos)
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{
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