diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2013-11-07 16:38:14 +0100 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2013-11-07 16:38:14 +0100 |
| commit | 76c230a84d4857722e4a72e9007302a504af0fb7 (patch) | |
| tree | 0565d86ff27ff165bab2e8b0b6c11876a6394bc1 /Eigen/src/Core/GeneralProduct.h | |
| parent | 57327cc2d5aab1cc51dd1308bd0d000f2ccb623c (diff) | |
Add an option to test evaluators globally
Diffstat (limited to 'Eigen/src/Core/GeneralProduct.h')
| -rw-r--r-- | Eigen/src/Core/GeneralProduct.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Eigen/src/Core/GeneralProduct.h b/Eigen/src/Core/GeneralProduct.h index 9d7d18427..e3a165ac6 100644 --- a/Eigen/src/Core/GeneralProduct.h +++ b/Eigen/src/Core/GeneralProduct.h @@ -566,6 +566,39 @@ template<> struct gemv_selector<OnTheRight,RowMajor,false> * \sa lazyProduct(), operator*=(const MatrixBase&), Cwise::operator*() */ #ifndef __CUDACC__ + +#ifdef EIGEN_TEST_EVALUATORS +template<typename Derived> +template<typename OtherDerived> +inline const Product<Derived, OtherDerived> +MatrixBase<Derived>::operator*(const MatrixBase<OtherDerived> &other) const +{ + // A note regarding the function declaration: In MSVC, this function will sometimes + // not be inlined since DenseStorage is an unwindable object for dynamic + // matrices and product types are holding a member to store the result. + // Thus it does not help tagging this function with EIGEN_STRONG_INLINE. + enum { + ProductIsValid = Derived::ColsAtCompileTime==Dynamic + || OtherDerived::RowsAtCompileTime==Dynamic + || int(Derived::ColsAtCompileTime)==int(OtherDerived::RowsAtCompileTime), + AreVectors = Derived::IsVectorAtCompileTime && OtherDerived::IsVectorAtCompileTime, + SameSizes = EIGEN_PREDICATE_SAME_MATRIX_SIZE(Derived,OtherDerived) + }; + // note to the lost user: + // * for a dot product use: v1.dot(v2) + // * for a coeff-wise product use: v1.cwiseProduct(v2) + EIGEN_STATIC_ASSERT(ProductIsValid || !(AreVectors && SameSizes), + INVALID_VECTOR_VECTOR_PRODUCT__IF_YOU_WANTED_A_DOT_OR_COEFF_WISE_PRODUCT_YOU_MUST_USE_THE_EXPLICIT_FUNCTIONS) + EIGEN_STATIC_ASSERT(ProductIsValid || !(SameSizes && !AreVectors), + INVALID_MATRIX_PRODUCT__IF_YOU_WANTED_A_COEFF_WISE_PRODUCT_YOU_MUST_USE_THE_EXPLICIT_FUNCTION) + EIGEN_STATIC_ASSERT(ProductIsValid || SameSizes, INVALID_MATRIX_PRODUCT) +#ifdef EIGEN_DEBUG_PRODUCT + internal::product_type<Derived,OtherDerived>::debug(); +#endif + + return Product<Derived, OtherDerived>(derived(), other.derived()); +} +#else template<typename Derived> template<typename OtherDerived> inline const typename ProductReturnType<Derived, OtherDerived>::Type @@ -596,6 +629,8 @@ MatrixBase<Derived>::operator*(const MatrixBase<OtherDerived> &other) const return typename ProductReturnType<Derived,OtherDerived>::Type(derived(), other.derived()); } #endif + +#endif /** \returns an expression of the matrix product of \c *this and \a other without implicit evaluation. * * The returned product will behave like any other expressions: the coefficients of the product will be |