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/*
* Copyright (c) 2012, Michael Lehn, Klaus Pototzky * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1) Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2) Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3) Neither the name of the FLENS development group nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SBMATRIX_H #define FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SBMATRIX_H 1 #include <cxxblas/typedefs.h> #include <flens/auxiliary/auxiliary.h> #include <flens/matrixtypes/symmetric/symmetricmatrix.h> #include <flens/typedefs.h> namespace flens { // forward declarations template <typename A> class DenseVector; template <typename FS> class GbMatrix; template <typename FS> class HbMatrix; template <typename FS> class SbMatrix; template <typename FS> class TbMatrix; template <typename FS> class SbMatrix : public SymmetricMatrix<SbMatrix<FS> > { public: typedef FS Engine; typedef typename Engine::ElementType ElementType; typedef typename Engine::IndexType IndexType; // view types from Engine typedef typename Engine::ConstView EngineConstView; typedef typename Engine::View EngineView; typedef typename Engine::NoView EngineNoView; typedef typename Engine::ConstArrayView ConstArrayView; typedef typename Engine::ArrayView ArrayView; typedef typename Engine::Array Array; // view types for typedef DenseVector<ConstArrayView> ConstVectorView; typedef DenseVector<ArrayView> VectorView; typedef DenseVector<Array> Vector; typedef HbMatrix<EngineConstView> ConstHermitianView; typedef HbMatrix<EngineView> HermitianView; typedef HbMatrix<EngineNoView> HermitianNoView; typedef GbMatrix<EngineConstView> ConstGeneralView; typedef GbMatrix<EngineView> GeneralView; typedef GbMatrix<EngineNoView> GeneralNoView; typedef SbMatrix<EngineConstView> ConstView; typedef SbMatrix<EngineView> View; typedef SbMatrix<EngineNoView> NoView; typedef TbMatrix<EngineConstView> ConstTriangularView; typedef TbMatrix<EngineView> TriangularView; typedef TbMatrix<EngineNoView> TriangularNoView; SbMatrix(StorageUpLo upLo = Upper); SbMatrix(IndexType dim, StorageUpLo upLo, IndexType numOffDiags, IndexType firstIndex = Engine::defaultIndexBase); SbMatrix(const Engine &engine, StorageUpLo upLo); SbMatrix(const SbMatrix &rhs); template <typename RHS> SbMatrix(const SbMatrix<RHS> &rhs); template <typename RHS> SbMatrix(const Matrix<RHS> &rhs); template <typename RHS> SbMatrix(SbMatrix<RHS> &rhs); // -- operators -------------------------------------------------------- SbMatrix & operator=(const SbMatrix &rhs); template <typename RHS> SbMatrix & operator=(const Matrix<RHS> &rhs); template <typename RHS> SbMatrix & operator+=(const Matrix<RHS> &rhs); template <typename RHS> SbMatrix & operator-=(const Matrix<RHS> &rhs); SbMatrix<FS> & operator=(const ElementType &alpha); SbMatrix<FS> & operator+=(const ElementType &alpha); SbMatrix<FS> & operator-=(const ElementType &alpha); SbMatrix & operator*=(const ElementType &alpha); SbMatrix & operator/=(const ElementType &alpha); const ElementType & operator()(IndexType row, IndexType col) const; ElementType & operator()(IndexType row, IndexType col); // -- views ------------------------------------------------------------ // general views const ConstGeneralView general() const; GeneralView general(); // hermitian views const ConstHermitianView hermitian() const; HermitianView hermitian(); // triangular views const ConstTriangularView triangular() const; TriangularView triangular(); // diag views VectorView viewDiag(IndexType diag = IndexType(0)); const ConstVectorView viewDiag(IndexType diag = IndexType(0)) const; // -- methods ---------------------------------------------------------- IndexType dim() const; IndexType numCols() const; IndexType numRows() const; IndexType firstIndex() const; IndexType lastIndex() const; IndexType numOffDiags() const; IndexType leadingDimension() const; StorageOrder order() const; const ElementType * data() const; ElementType * data(); template <typename RHS> bool resize(const SbMatrix<RHS> &rhs, const ElementType &value = ElementType()); bool resize(IndexType dim, IndexType numOffDiags, IndexType firstIndex = Engine::defaultIndexBase, const ElementType &value = ElementType()); bool fill(const ElementType &value = ElementType(0)); bool fillRandom(); // -- implementation --------------------------------------------------- const Engine & engine() const; Engine & engine(); StorageUpLo upLo() const; StorageUpLo & upLo(); private: Engine _engine; StorageUpLo _upLo; }; //-- Traits -------------------------------------------------------------------- // // IsSbMatrix // struct _SbMatrixChecker { struct Two { char x; char y; }; static Two check(_AnyConversion); template <typename Any> static char check(SbMatrix<Any>); }; template <typename T> struct IsSbMatrix { static T var; static const bool value = sizeof(_SbMatrixChecker::check(var))==1; }; // // IsRealSbMatrix // template <typename T> struct IsRealSbMatrix { typedef typename std::remove_reference<T>::type TT; static const bool value = IsSbMatrix<TT>::value && IsNotComplex<typename TT::ElementType>::value; }; // // IsComplexSbMatrix // template <typename T> struct IsComplexSbMatrix { typedef typename std::remove_reference<T>::type TT; static const bool value = IsSbMatrix<TT>::value && IsComplex<typename TT::ElementType>::value; }; } // namespace flens #endif // FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SBMATRIX_H |