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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_TBMATRIX_H #define FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TBMATRIX_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 FS> class GbMatrix; template <typename FS> class HbMatrix; template <typename FS> class SbMatrix; template <typename FS> class TbMatrix : public TriangularMatrix<TbMatrix<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 GbMatrix<EngineConstView> ConstGeneralView; typedef GbMatrix<EngineView> GeneralView; typedef GbMatrix<EngineNoView> GeneralNoView; typedef HbMatrix<EngineConstView> ConstHermitianView; typedef HbMatrix<EngineView> HermitianView; typedef HbMatrix<EngineNoView> HermitianNoView; typedef SbMatrix<EngineConstView> ConstSymmetricView; typedef SbMatrix<EngineView> SymmetricView; typedef SbMatrix<EngineNoView> SymmetricNoView; typedef TbMatrix<EngineConstView> ConstView; typedef TbMatrix<EngineView> View; typedef TbMatrix<EngineNoView> NoView; TbMatrix(IndexType dim, StorageUpLo upLo, IndexType numOffDiags, Diag diag = NonUnit); TbMatrix(const Engine &engine, StorageUpLo upLo, Diag diag = NonUnit); TbMatrix(const TbMatrix &rhs); template <typename RHS> TbMatrix(const TbMatrix<RHS> &rhs); template <typename RHS> TbMatrix(TbMatrix<RHS> &rhs); template <typename RHS> TbMatrix(const Matrix<RHS> &rhs); // -- operators -------------------------------------------------------- TbMatrix & operator=(const TbMatrix &rhs); template <typename RHS> TbMatrix & operator=(const Matrix<RHS> &rhs); template <typename RHS> TbMatrix & operator+=(const Matrix<RHS> &rhs); template <typename RHS> TbMatrix & operator-=(const Matrix<RHS> &rhs); TbMatrix<FS> & operator=(const ElementType &alpha); TbMatrix<FS> & operator+=(const ElementType &alpha); TbMatrix<FS> & operator-=(const ElementType &alpha); TbMatrix & operator*=(const ElementType &alpha); TbMatrix & operator/=(const ElementType &alpha); const ElementType & operator()(IndexType row, IndexType col) const; ElementType & operator()(IndexType row, IndexType col); // general views const ConstGeneralView general() const; GeneralView general(); // hermitian views const ConstHermitianView hermitian() const; HermitianView hermitian(); // symmetric views const ConstSymmetricView symmetric() const; SymmetricView symmetric(); // triangular view const ConstView triangular() const; View triangular(); VectorView viewDiag(IndexType diag = IndexType(0)); const ConstVectorView viewDiag(IndexType diag = IndexType(0)) const; // -- views ------------------------------------------------------------ // -- methods ---------------------------------------------------------- IndexType dim() const; IndexType numCols() const; IndexType numRows() const; IndexType numOffDiags() const; IndexType numSubDiags() const; IndexType numSuperDiags() const; // for element access IndexType firstIndex() const; IndexType lastIndex() const; IndexType leadingDimension() const; StorageOrder order() const; const ElementType * data() const; ElementType * data(); template <typename RHS> bool resize(const TbMatrix<RHS> &rhs, const ElementType &value = ElementType()); bool resize(IndexType dim, IndexType numOffDiags, IndexType firstColIndex = 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(); Diag diag() const; Diag & diag(); private: Engine _engine; StorageUpLo _upLo; Diag _diag; }; //-- Traits -------------------------------------------------------------------- // // IsTbMatrix // struct _TbMatrixChecker { struct Two { char x; char y; }; static Two check(_AnyConversion); template <typename Any> static char check(TbMatrix<Any>); }; template <typename T> struct IsTbMatrix { static T var; static const bool value = sizeof(_TbMatrixChecker::check(var))==1; }; // // IsRealTbMatrix // template <typename T> struct IsRealTbMatrix { typedef typename std::remove_reference<T>::type TT; static const bool value = IsTbMatrix<TT>::value && IsNotComplex<typename TT::ElementType>::value; }; // // IsComplexTbMatrix // template <typename T> struct IsComplexTbMatrix { typedef typename std::remove_reference<T>::type TT; static const bool value = IsTbMatrix<TT>::value && IsComplex<typename TT::ElementType>::value; }; } // namespace flens #endif // FLENS_MATRIXTYPES_TRIANGULAR_IMPL_TBMATRIX_H |