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Add overloads for real times sparse<complex> operations.

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This avoids real to complex conversions, and also fixes a compilation issue with MSVC.
This commit is contained in:
Gael Guennebaud
2015-10-29 03:55:39 -07:00
parent c308cb1b24
commit 4c1a2b5614
4 changed files with 21 additions and 14 deletions
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8
Eigen/src/Core/util/XprHelper.h
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@@ -366,17 +366,17 @@ struct dense_xpr_base<Derived, ArrayXpr>
/** \internal Helper base class to add a scalar multiple operator
* overloads for complex types */
template<typename Derived,typename Scalar,typename OtherScalar,
template<typename Derived, typename Scalar, typename OtherScalar, typename BaseType,
bool EnableIt = !is_same<Scalar,OtherScalar>::value >
struct special_scalar_op_base : public DenseCoeffsBase<Derived>
struct special_scalar_op_base : public BaseType
{
// dummy operator* so that the
// "using special_scalar_op_base::operator*" compiles
void operator*() const;
};
template<typename Derived,typename Scalar,typename OtherScalar>
struct special_scalar_op_base<Derived,Scalar,OtherScalar,true> : public DenseCoeffsBase<Derived>
template<typename Derived,typename Scalar,typename OtherScalar, typename BaseType>
struct special_scalar_op_base<Derived,Scalar,OtherScalar,BaseType,true> : public BaseType
{
const CwiseUnaryOp<scalar_multiple2_op<Scalar,OtherScalar>, Derived>
operator*(const OtherScalar& scalar) const