53 lines
1 KiB
C++
53 lines
1 KiB
C++
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// -*- C++ -*-
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#include "ma_functional.h"
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namespace MultiArrayTools
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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 MapEvaluation
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{
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template <class OutIndex, class MapTuple>
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static void eval(OutIndex& oi, const MapTuple& mt)
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{
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oi.template getIndex<N>() = std::get<N>(mt);
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MapEvaluation<N-1>::eval(oi, mt);
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}
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};
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template <>
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struct MapEvaluation<0>
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{
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template <class OutIndex, class MapTuple>
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static void eval(OutIndex& oi, const MapTuple& mt)
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{
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oi.template getIndex<0>() = std::get<0>(mt);
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}
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};
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} // anonymous namespace
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template <class OutIndex, class... Maps>
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void IndexMapFunction<OutIndex,Maps...>::linkIndicesTo(IndefinitIndexBase* target)
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{
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/*!!!!*/
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}
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template <class OutIndex, class... Maps>
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void IndexMapFunction<OutIndex,Maps...>::eval()
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{
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MapEvaluation<sizeof...(Maps)-1>::eval(mOIndex, mMap);
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}
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template <class OutIndex, class... Maps>
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IndefinitIndexBase& IndexMapFunction<OutIndex,Maps...>::index()
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{
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return mOIndex;
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}
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}
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