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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_TRIANGULAR_IMPL_TPMATRIX_H #define FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TPMATRIX_H 1 #include <cxxblas/typedefs.h> #include <flens/auxiliary/auxiliary.h> #include <flens/matrixtypes/triangular/triangularmatrix.h> #include <flens/typedefs.h> namespace flens { // forward declarations template <typename A> class DenseVector; template <typename PS> class HpMatrix; template <typename PS> class SpMatrix; template <typename PS> class TpMatrix : public TriangularMatrix<TpMatrix<PS> > { public: typedef PS 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 typedef DenseVector<ConstArrayView> ConstVectorView; typedef DenseVector<ArrayView> VectorView; typedef DenseVector<Array> Vector; typedef HpMatrix<EngineConstView> ConstHermitianView; typedef HpMatrix<EngineView> HermitianView; typedef HpMatrix<EngineNoView> HermitianNoView; typedef SpMatrix<EngineConstView> ConstSymmetricView; typedef SpMatrix<EngineView> SymmetricView; typedef SpMatrix<EngineNoView> SymmetricNoView; typedef TpMatrix<EngineConstView> ConstView; typedef TpMatrix<EngineView> View; typedef TpMatrix<EngineNoView> NoView; //-- Constructors ------------------------------------------------------ TpMatrix(IndexType dim, StorageUpLo upLo, Diag diag = NonUnit); TpMatrix(const Engine &engine, StorageUpLo upLo, Diag diag = NonUnit); TpMatrix(const TpMatrix &rhs); template <typename RHS> TpMatrix(const TpMatrix<RHS> &rhs); template <typename RHS> TpMatrix(TpMatrix<RHS> &rhs); template <typename RHS> TpMatrix(const Matrix<RHS> &rhs); //-- Operators --------------------------------------------------------- void operator=(const ElementType &alpha); TpMatrix & operator=(const TpMatrix &rhs); template <typename RHS> TpMatrix & operator=(const Matrix<RHS> &rhs); const ElementType & operator()(IndexType row, IndexType col) const; ElementType & operator()(IndexType row, IndexType col); TpMatrix & operator+=(const ElementType &alpha); TpMatrix & operator-=(const ElementType &alpha); TpMatrix & operator*=(const ElementType &alpha); TpMatrix & operator/=(const ElementType &alpha); //-- Methods ----------------------------------------------------------- IndexType numRows() const; IndexType numCols() const; IndexType dim() const; IndexType firstRow() const; IndexType lastRow() const; IndexType firstCol() const; IndexType lastCol() const; IndexType indexBase() const; StorageUpLo upLo() const; StorageUpLo & upLo(); Diag diag() const; Diag & diag(); const ElementType * data() const; ElementType * data(); StorageOrder order() const; bool fill(const ElementType &value = ElementType(0)); template <typename RHS> bool resize(const TpMatrix<RHS> &rhs, const ElementType &value = ElementType()); bool resize(IndexType dim, IndexType indexBase = Engine::defaultIndexBase, const ElementType &value = ElementType()); //-- Views ------------------------------------------------------------- // hermitian views const ConstHermitianView hermitian() const; HermitianView hermitian(); // symmetric views const ConstSymmetricView symmetric() const; SymmetricView symmetric(); // triangular views const ConstView triangular() const; View triangular(); //-- Implementation ---------------------------------------------------- const Engine & engine() const; Engine & engine(); private: Engine _engine; StorageUpLo _upLo; Diag _diag; }; //-- Traits -------------------------------------------------------------------- // // IsTpMatrix // struct _TpMatrixChecker { struct Two { char x; char y; }; static Two check(_AnyConversion); template <typename Any> static char check(TpMatrix<Any>); }; template <typename T> struct IsTpMatrix { static T var; static const bool value = sizeof(_TpMatrixChecker::check(var))==1; }; // // IsRealTpMatrix // template <typename T> struct IsRealTpMatrix { typedef typename std::remove_reference<T>::type TT; static const bool value = IsTpMatrix<TT>::value && IsNotComplex<typename TT::ElementType>::value; }; // // IsComplexTpMatrix // template <typename T> struct IsComplexTpMatrix { typedef typename std::remove_reference<T>::type TT; static const bool value = IsTpMatrix<TT>::value && IsComplex<typename TT::ElementType>::value; }; } // namespace flens #endif // FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TPMATRIX_H |