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preliminray fix of the meta data bug in non-containing ranges/indices

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This commit is contained in:
Christian Zimmermann 2018-05-10 14:34:56 +02:00
parent 3f20bc1f07
commit 66be374688
1 changed files with 17 additions and 4 deletions
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21
src/include/ranges/single_range.h
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@ -139,7 +139,7 @@ namespace MultiArrayTools
******************/
template <bool HASMETACONT>
struct MetaPtrSetter
struct MetaPtrHandle
{
template <class Range>
static const typename Range::MetaType* set(Range* r)
@ -147,22 +147,33 @@ namespace MultiArrayTools
return &r->get(0);
}
template <typename U, class Range>
static inline U getMeta(U* metaPtr, size_t pos, std::shared_ptr<Range> r)
{
return metaPtr[pos];
}
};
template <>
struct MetaPtrSetter<false>
struct MetaPtrHandle<false>
{
template <class Range>
static const typename Range::MetaType* set(Range* r)
{
return nullptr;
}
template <typename U, class Range>
static inline U getMeta(U* metaPtr, size_t pos, std::shared_ptr<Range> r)
{
return r->get(pos);
}
};
template <typename U, SpaceType TYPE>
SingleIndex<U,TYPE>::SingleIndex(const std::shared_ptr<SingleRange<U,TYPE> >& range) :
IndexInterface<SingleIndex<U,TYPE>,U>(range, 0),
mMetaPtr(MetaPtrSetter<SingleIndex<U,TYPE>::RangeType::HASMETACONT>::set
mMetaPtr(MetaPtrHandle<SingleIndex<U,TYPE>::RangeType::HASMETACONT>::set
( dynamic_cast<RangeType*>(IB::mRangePtr.get() ) ) ) {}
template <typename U, SpaceType TYPE>
@ -209,7 +220,9 @@ namespace MultiArrayTools
template <typename U, SpaceType TYPE>
U SingleIndex<U,TYPE>::meta()
{
return mMetaPtr[IB::mPos];
return MetaPtrHandle<SingleIndex<U,TYPE>::RangeType::HASMETACONT>::getMeta
( mMetaPtr, IB::mPos,
std::dynamic_pointer_cast<SingleRange<U,TYPE> const>( IB::mRangePtr ) );
}
template <typename U, SpaceType TYPE>