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SparseMatrix: add missing ctor for ReturnByValue

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(transplanted from 7518201de8e4515bc60c9c68e3d1f7b974d3a24c
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This commit is contained in:
Gael Guennebaud 2012-07-25 23:03:10 +02:00
parent 4691a4e4b5
commit 9f945b6028
1 changed files with 14 additions and 1 deletions
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15
Eigen/src/SparseCore/SparseMatrix.h
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@ -572,6 +572,16 @@ class SparseMatrix
*this = other.derived(); *this = other.derived();
} }
/** \brief Copy constructor with in-place evaluation */
template<typename OtherDerived>
SparseMatrix(const ReturnByValue<OtherDerived>& other)
: Base(), m_outerSize(0), m_innerSize(0), m_outerIndex(0), m_innerNonZeros(0)
{
check_template_parameters();
initAssignment(other);
other.evalTo(*this);
}
/** Swaps the content of two sparse matrices of the same type. /** Swaps the content of two sparse matrices of the same type.
* This is a fast operation that simply swaps the underlying pointers and parameters. */ * This is a fast operation that simply swaps the underlying pointers and parameters. */
inline void swap(SparseMatrix& other) inline void swap(SparseMatrix& other)
@ -613,7 +623,10 @@ class SparseMatrix
template<typename OtherDerived> template<typename OtherDerived>
inline SparseMatrix& operator=(const ReturnByValue<OtherDerived>& other) inline SparseMatrix& operator=(const ReturnByValue<OtherDerived>& other)
{ return Base::operator=(other.derived()); } {
initAssignment(other);
return Base::operator=(other.derived());
}
template<typename OtherDerived> template<typename OtherDerived>
inline SparseMatrix& operator=(const EigenBase<OtherDerived>& other) inline SparseMatrix& operator=(const EigenBase<OtherDerived>& other)