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Call product_generic_impl by default, and remove lot of boilerplate code

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This commit is contained in:
Gael Guennebaud
2014-07-31 13:35:49 +02:00
parent cd0ff253ec
commit bae2e3327b
11 changed files with 223 additions and 241 deletions
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42
Eigen/src/SparseCore/SparseDenseProduct.h
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@@ -410,44 +410,6 @@ struct generic_product_impl<Lhs, Rhs, DenseShape, SparseShape, ProductType>
}
};
template<typename Lhs, typename Rhs, int ProductTag>
struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, ProductTag, SparseShape, DenseShape, typename Lhs::Scalar, typename Rhs::Scalar>
: public evaluator<typename Product<Lhs, Rhs, DefaultProduct>::PlainObject>::type
{
typedef Product<Lhs, Rhs, DefaultProduct> XprType;
typedef typename XprType::PlainObject PlainObject;
typedef typename evaluator<PlainObject>::type Base;
product_evaluator(const XprType& xpr)
: m_result(xpr.rows(), xpr.cols())
{
::new (static_cast<Base*>(this)) Base(m_result);
generic_product_impl<Lhs, Rhs, SparseShape, DenseShape, ProductTag>::evalTo(m_result, xpr.lhs(), xpr.rhs());
}
protected:
PlainObject m_result;
};
template<typename Lhs, typename Rhs, int ProductTag>
struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, ProductTag, DenseShape, SparseShape, typename Lhs::Scalar, typename Rhs::Scalar>
: public evaluator<typename Product<Lhs, Rhs, DefaultProduct>::PlainObject>::type
{
typedef Product<Lhs, Rhs, DefaultProduct> XprType;
typedef typename XprType::PlainObject PlainObject;
typedef typename evaluator<PlainObject>::type Base;
product_evaluator(const XprType& xpr)
: m_result(xpr.rows(), xpr.cols())
{
::new (static_cast<Base*>(this)) Base(m_result);
generic_product_impl<Lhs, Rhs, DenseShape, SparseShape, ProductTag>::evalTo(m_result, xpr.lhs(), xpr.rhs());
}
protected:
PlainObject m_result;
};
template<typename LhsT, typename RhsT, bool Transpose>
struct sparse_dense_outer_product_evaluator
{
@@ -530,7 +492,7 @@ protected:
// sparse * dense outer product
template<typename Lhs, typename Rhs>
struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, OuterProduct, SparseShape, DenseShape, typename Lhs::Scalar, typename Rhs::Scalar>
struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, OuterProduct, SparseShape, DenseShape, typename traits<Lhs>::Scalar, typename traits<Rhs>::Scalar>
: sparse_dense_outer_product_evaluator<Lhs,Rhs, Lhs::IsRowMajor>
{
typedef sparse_dense_outer_product_evaluator<Lhs,Rhs, Lhs::IsRowMajor> Base;
@@ -545,7 +507,7 @@ struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, OuterProduct, Sparse
};
template<typename Lhs, typename Rhs>
struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, OuterProduct, DenseShape, SparseShape, typename Lhs::Scalar, typename Rhs::Scalar>
struct product_evaluator<Product<Lhs, Rhs, DefaultProduct>, OuterProduct, DenseShape, SparseShape, typename traits<Lhs>::Scalar, typename traits<Rhs>::Scalar>
: sparse_dense_outer_product_evaluator<Lhs,Rhs, Rhs::IsRowMajor>
{
typedef sparse_dense_outer_product_evaluator<Lhs,Rhs, Rhs::IsRowMajor> Base;