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Diffstat (limited to 'extern/Eigen3/Eigen/src/Sparse/SparseProduct.h')
-rw-r--r-- | extern/Eigen3/Eigen/src/Sparse/SparseProduct.h | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/extern/Eigen3/Eigen/src/Sparse/SparseProduct.h b/extern/Eigen3/Eigen/src/Sparse/SparseProduct.h deleted file mode 100644 index 1c1f54706ac..00000000000 --- a/extern/Eigen3/Eigen/src/Sparse/SparseProduct.h +++ /dev/null @@ -1,141 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2008-2010 Gael Guennebaud <gael.guennebaud@inria.fr> -// -// Eigen is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 3 of the License, or (at your option) any later version. -// -// Alternatively, you can redistribute it and/or -// modify it under the terms of the GNU General Public License as -// published by the Free Software Foundation; either version 2 of -// the License, or (at your option) any later version. -// -// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY -// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License and a copy of the GNU General Public License along with -// Eigen. If not, see <http://www.gnu.org/licenses/>. - -#ifndef EIGEN_SPARSEPRODUCT_H -#define EIGEN_SPARSEPRODUCT_H - -template<typename Lhs, typename Rhs> -struct SparseSparseProductReturnType -{ - typedef typename internal::traits<Lhs>::Scalar Scalar; - enum { - LhsRowMajor = internal::traits<Lhs>::Flags & RowMajorBit, - RhsRowMajor = internal::traits<Rhs>::Flags & RowMajorBit, - TransposeRhs = (!LhsRowMajor) && RhsRowMajor, - TransposeLhs = LhsRowMajor && (!RhsRowMajor) - }; - - typedef typename internal::conditional<TransposeLhs, - SparseMatrix<Scalar,0>, - const typename internal::nested<Lhs,Rhs::RowsAtCompileTime>::type>::type LhsNested; - - typedef typename internal::conditional<TransposeRhs, - SparseMatrix<Scalar,0>, - const typename internal::nested<Rhs,Lhs::RowsAtCompileTime>::type>::type RhsNested; - - typedef SparseSparseProduct<LhsNested, RhsNested> Type; -}; - -namespace internal { -template<typename LhsNested, typename RhsNested> -struct traits<SparseSparseProduct<LhsNested, RhsNested> > -{ - typedef MatrixXpr XprKind; - // clean the nested types: - typedef typename remove_all<LhsNested>::type _LhsNested; - typedef typename remove_all<RhsNested>::type _RhsNested; - typedef typename _LhsNested::Scalar Scalar; - typedef typename promote_index_type<typename traits<_LhsNested>::Index, - typename traits<_RhsNested>::Index>::type Index; - - enum { - LhsCoeffReadCost = _LhsNested::CoeffReadCost, - RhsCoeffReadCost = _RhsNested::CoeffReadCost, - LhsFlags = _LhsNested::Flags, - RhsFlags = _RhsNested::Flags, - - RowsAtCompileTime = _LhsNested::RowsAtCompileTime, - ColsAtCompileTime = _RhsNested::ColsAtCompileTime, - MaxRowsAtCompileTime = _LhsNested::MaxRowsAtCompileTime, - MaxColsAtCompileTime = _RhsNested::MaxColsAtCompileTime, - - InnerSize = EIGEN_SIZE_MIN_PREFER_FIXED(_LhsNested::ColsAtCompileTime, _RhsNested::RowsAtCompileTime), - - EvalToRowMajor = (RhsFlags & LhsFlags & RowMajorBit), - - RemovedBits = ~(EvalToRowMajor ? 0 : RowMajorBit), - - Flags = (int(LhsFlags | RhsFlags) & HereditaryBits & RemovedBits) - | EvalBeforeAssigningBit - | EvalBeforeNestingBit, - - CoeffReadCost = Dynamic - }; - - typedef Sparse StorageKind; -}; - -} // end namespace internal - -template<typename LhsNested, typename RhsNested> -class SparseSparseProduct : internal::no_assignment_operator, - public SparseMatrixBase<SparseSparseProduct<LhsNested, RhsNested> > -{ - public: - - typedef SparseMatrixBase<SparseSparseProduct> Base; - EIGEN_DENSE_PUBLIC_INTERFACE(SparseSparseProduct) - - private: - - typedef typename internal::traits<SparseSparseProduct>::_LhsNested _LhsNested; - typedef typename internal::traits<SparseSparseProduct>::_RhsNested _RhsNested; - - public: - - template<typename Lhs, typename Rhs> - EIGEN_STRONG_INLINE SparseSparseProduct(const Lhs& lhs, const Rhs& rhs) - : m_lhs(lhs), m_rhs(rhs) - { - eigen_assert(lhs.cols() == rhs.rows()); - - enum { - ProductIsValid = _LhsNested::ColsAtCompileTime==Dynamic - || _RhsNested::RowsAtCompileTime==Dynamic - || int(_LhsNested::ColsAtCompileTime)==int(_RhsNested::RowsAtCompileTime), - AreVectors = _LhsNested::IsVectorAtCompileTime && _RhsNested::IsVectorAtCompileTime, - SameSizes = EIGEN_PREDICATE_SAME_MATRIX_SIZE(_LhsNested,_RhsNested) - }; - // note to the lost user: - // * for a dot product use: v1.dot(v2) - // * for a coeff-wise product use: v1.cwise()*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) - } - - EIGEN_STRONG_INLINE Index rows() const { return m_lhs.rows(); } - EIGEN_STRONG_INLINE Index cols() const { return m_rhs.cols(); } - - EIGEN_STRONG_INLINE const _LhsNested& lhs() const { return m_lhs; } - EIGEN_STRONG_INLINE const _RhsNested& rhs() const { return m_rhs; } - - protected: - LhsNested m_lhs; - RhsNested m_rhs; -}; - -#endif // EIGEN_SPARSEPRODUCT_H |