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Implement the missing bits to make Solve compatible with sparse rhs

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This commit is contained in:
Gael Guennebaud
2014-09-01 14:50:59 +02:00
parent e6cc24cbd6
commit bc065c75d2
3 changed files with 29 additions and 0 deletions
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12
Eigen/src/SparseCore/SparseAssign.h
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@@ -284,6 +284,18 @@ struct Assignment<DstXprType, SrcXprType, internal::assign_op<typename DstXprTyp
}
};
// Specialization for "dst = dec.solve(rhs)"
// NOTE we need to specialize it for Sparse2Sparse to avoid ambiguous specialization error
template<typename DstXprType, typename DecType, typename RhsType, typename Scalar>
struct Assignment<DstXprType, Solve<DecType,RhsType>, internal::assign_op<Scalar>, Sparse2Sparse, Scalar>
{
typedef Solve<DecType,RhsType> SrcXprType;
static void run(DstXprType &dst, const SrcXprType &src, const internal::assign_op<Scalar> &)
{
src.dec()._solve_impl(src.rhs(), dst);
}
};
} // end namespace internal
#endif // EIGEN_TEST_EVALUATORS