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bug #557: make InnerIterator of sparse storage types more versatile by adding default-ctor, copy-ctor/assignment

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This commit is contained in:
Gael Guennebaud
2016-02-01 15:04:33 +01:00
parent 6e0a86194c
commit ec469700dc
2 changed files with 47 additions and 1 deletions
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21
Eigen/src/SparseCore/SparseCompressedBase.h
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@@ -117,6 +117,24 @@ template<typename Derived>
class SparseCompressedBase<Derived>::InnerIterator
{
public:
InnerIterator()
: m_values(0), m_indices(0), m_outer(0), m_id(0), m_end(0)
{}
InnerIterator(const InnerIterator& other)
: m_values(other.m_values), m_indices(other.m_indices), m_outer(other.m_outer), m_id(other.m_id), m_end(other.m_end)
{}
InnerIterator& operator=(const InnerIterator& other)
{
m_values = other.m_values;
m_indices = other.m_indices;
const_cast<OuterType&>(m_outer).setValue(other.m_outer.value());
m_id = other.m_id;
m_end = other.m_end;
return *this;
}
InnerIterator(const SparseCompressedBase& mat, Index outer)
: m_values(mat.valuePtr()), m_indices(mat.innerIndexPtr()), m_outer(outer)
{
@@ -162,7 +180,8 @@ class SparseCompressedBase<Derived>::InnerIterator
protected:
const Scalar* m_values;
const StorageIndex* m_indices;
const internal::variable_if_dynamic<Index,Derived::IsVectorAtCompileTime?0:Dynamic> m_outer;
typedef internal::variable_if_dynamic<Index,Derived::IsVectorAtCompileTime?0:Dynamic> OuterType;
const OuterType m_outer;
Index m_id;
Index m_end;
private: