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backporting rev925153 (bugfix in MapBase::coeffRef(int) )

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This commit is contained in:
Gael Guennebaud 2009-02-12 15:32:32 +00:00
parent b064b5e68e
commit 95e4508b04
1 changed files with 6 additions and 2 deletions
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8
Eigen/src/Core/MapBase.h
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@ -96,7 +96,11 @@ template<typename Derived> class MapBase
inline Scalar& coeffRef(int index)
{
return *const_cast<Scalar*>(m_data + index);
ei_assert(Derived::IsVectorAtCompileTime || (ei_traits<Derived>::Flags & LinearAccessBit));
if ( ((RowsAtCompileTime == 1) == IsRowMajor) )
return const_cast<Scalar*>(m_data)[index];
else
return const_cast<Scalar*>(m_data)[index*stride()];
}
template<int LoadMode>
@ -150,7 +154,7 @@ template<typename Derived> class MapBase
|| ( rows > 0 && (RowsAtCompileTime == Dynamic || RowsAtCompileTime == rows)
&& cols > 0 && (ColsAtCompileTime == Dynamic || ColsAtCompileTime == cols)));
}
template<typename OtherDerived>
Derived& operator+=(const MatrixBase<OtherDerived>& other)
{ return derived() = forceAligned() + other; }