| // This file is part of Eigen, a lightweight C++ template library |
| // for linear algebra. |
| // |
| // Copyright (C) 2008-2014 Gael Guennebaud <gael.guennebaud@inria.fr> |
| // |
| // This Source Code Form is subject to the terms of the Mozilla |
| // Public License v. 2.0. If a copy of the MPL was not distributed |
| // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| |
| #ifndef EIGEN_MAPPED_SPARSEMATRIX_H |
| #define EIGEN_MAPPED_SPARSEMATRIX_H |
| |
| namespace Eigen { |
| |
| /** \deprecated Use Map<SparseMatrix<> > |
| * \class MappedSparseMatrix |
| * |
| * \brief Sparse matrix |
| * |
| * \param _Scalar the scalar type, i.e. the type of the coefficients |
| * |
| * See http://www.netlib.org/linalg/html_templates/node91.html for details on the storage scheme. |
| * |
| */ |
| namespace internal { |
| template<typename _Scalar, int _Flags, typename _StorageIndex> |
| struct traits<MappedSparseMatrix<_Scalar, _Flags, _StorageIndex> > : traits<SparseMatrix<_Scalar, _Flags, _StorageIndex> > |
| {}; |
| } // end namespace internal |
| |
| template<typename _Scalar, int _Flags, typename _StorageIndex> |
| class MappedSparseMatrix |
| : public Map<SparseMatrix<_Scalar, _Flags, _StorageIndex> > |
| { |
| typedef Map<SparseMatrix<_Scalar, _Flags, _StorageIndex> > Base; |
| |
| public: |
| |
| typedef typename Base::StorageIndex StorageIndex; |
| typedef typename Base::Scalar Scalar; |
| |
| inline MappedSparseMatrix(Index rows, Index cols, Index nnz, StorageIndex* outerIndexPtr, StorageIndex* innerIndexPtr, Scalar* valuePtr, StorageIndex* innerNonZeroPtr = 0) |
| : Base(rows, cols, nnz, outerIndexPtr, innerIndexPtr, valuePtr, innerNonZeroPtr) |
| {} |
| |
| /** Empty destructor */ |
| inline ~MappedSparseMatrix() {} |
| }; |
| |
| namespace internal { |
| |
| template<typename _Scalar, int _Options, typename _StorageIndex> |
| struct evaluator<MappedSparseMatrix<_Scalar,_Options,_StorageIndex> > |
| : evaluator<SparseCompressedBase<MappedSparseMatrix<_Scalar,_Options,_StorageIndex> > > |
| { |
| typedef MappedSparseMatrix<_Scalar,_Options,_StorageIndex> XprType; |
| typedef evaluator<SparseCompressedBase<XprType> > Base; |
| |
| evaluator() : Base() {} |
| explicit evaluator(const XprType &mat) : Base(mat) {} |
| }; |
| |
| } |
| |
| } // end namespace Eigen |
| |
| #endif // EIGEN_MAPPED_SPARSEMATRIX_H |