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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_SPMATRIX_TCC #define FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SPMATRIX_TCC 1 #include <flens/auxiliary/auxiliary.h> #include <flens/blas/level1/copy.h> #include <flens/matrixtypes/symmetric/impl/spmatrix.h> #include <flens/typedefs.h> namespace flens { //-- Constructors -------------------------------------------------------------- template <typename PS> SpMatrix<PS>::SpMatrix(IndexType dim, StorageUpLo upLo) : _engine(dim), _upLo(upLo) { } template <typename PS> SpMatrix<PS>::SpMatrix(const Engine &engine, StorageUpLo upLo) : _engine(engine), _upLo(upLo) { } template <typename PS> SpMatrix<PS>::SpMatrix(const SpMatrix &rhs) : SymmetricMatrix<SpMatrix<PS> >(), _engine(rhs.engine()), _upLo(rhs.upLo()) { } template <typename PS> template <typename RHS> SpMatrix<PS>::SpMatrix(const SpMatrix<RHS> &rhs) : _engine(rhs.engine()), _upLo(rhs.upLo()) { } template <typename PS> template <typename RHS> SpMatrix<PS>::SpMatrix(SpMatrix<RHS> &rhs) : _engine(rhs.engine()), _upLo(rhs.upLo()) { } template <typename PS> template <typename RHS> SpMatrix<PS>::SpMatrix(const Matrix<RHS> &rhs) { assign(rhs, *this); } //-- Operators ----------------------------------------------------------------- template <typename PS> void SpMatrix<PS>::operator=(const ElementType &alpha) { VectorView x = ArrayView(_engine.numNonZeros(), _engine.data()); x = alpha; return *this; } template <typename PS> SpMatrix<PS> & SpMatrix<PS>::operator=(const SpMatrix &rhs) { if (this!=&rhs) { assign(rhs, *this); } return *this; } template <typename PS> template <typename RHS> SpMatrix<PS> & SpMatrix<PS>::operator=(const Matrix<RHS> &rhs) { assign(rhs, *this); return *this; } template <typename PS> template <typename RHS> SpMatrix<PS> & SpMatrix<PS>::operator+=(const Matrix<RHS> &rhs) { plusAssign(rhs, *this); return *this; } template <typename PS> template <typename RHS> SpMatrix<PS> & SpMatrix<PS>::operator-=(const Matrix<RHS> &rhs) { minusAssign(rhs, *this); return *this; } template <typename PS> const typename SpMatrix<PS>::ElementType & SpMatrix<PS>::operator()(IndexType row, IndexType col) const { # ifndef NDEBUG if (upLo()==Upper) { ASSERT(col>=row); } else { ASSERT(col<=row); } # endif return _engine(upLo(), row, col); } template <typename PS> typename SpMatrix<PS>::ElementType & SpMatrix<PS>::operator()(IndexType row, IndexType col) { # ifndef NDEBUG if (upLo()==Upper) { ASSERT(col>=row); } else { ASSERT(col<=row); } # endif return _engine(upLo(), row, col); } template <typename PS> SpMatrix<PS> & SpMatrix<PS>::operator+=(const ElementType &alpha) { VectorView x = ArrayView(_engine.numNonZeros(), _engine.data()); x += alpha; return *this; } template <typename PS> SpMatrix<PS> & SpMatrix<PS>::operator-=(const ElementType &alpha) { VectorView x = ArrayView(_engine.numNonZeros(), _engine.data()); x -= alpha; return *this; } template <typename PS> SpMatrix<PS> & SpMatrix<PS>::operator*=(const ElementType &alpha) { VectorView x = ArrayView(_engine.numNonZeros(), _engine.data()); x *= alpha; return *this; } template <typename PS> SpMatrix<PS> & SpMatrix<PS>::operator/=(const ElementType &alpha) { VectorView x = ArrayView(_engine.numNonZeros(), _engine.data()); x /= alpha; return *this; } // -- methods ------------------------------------------------------------------ template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::numRows() const { return _engine.dim(); } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::numCols() const { return _engine.dim(); } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::dim() const { return _engine.dim(); } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::firstRow() const { return _engine.indexBase(); } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::lastRow() const { return firstRow()+numRows()-1; } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::firstCol() const { return _engine.indexBase(); } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::lastCol() const { return firstCol()+numCols()-1; } template <typename PS> typename SpMatrix<PS>::IndexType SpMatrix<PS>::indexBase() const { return _engine.indexBase(); } template <typename PS> StorageUpLo SpMatrix<PS>::upLo() const { return _upLo; } template <typename PS> StorageUpLo & SpMatrix<PS>::upLo() { return _upLo; } template <typename PS> const typename SpMatrix<PS>::ElementType * SpMatrix<PS>::data() const { return _engine.data(); } template <typename PS> typename SpMatrix<PS>::ElementType * SpMatrix<PS>::data() { return _engine.data(); } template <typename PS> StorageOrder SpMatrix<PS>::order() const { return _engine.order; } template <typename PS> bool SpMatrix<PS>::fill(const ElementType &value) { return _engine.fill(value); } template <typename PS> template <typename RHS> bool SpMatrix<PS>::resize(const SpMatrix<RHS> &rhs, const ElementType &value) { return _engine.resize(rhs.dim(), rhs.indexBase(), value); } template <typename PS> bool SpMatrix<PS>::resize(IndexType dim, IndexType firstIndex, const ElementType &value) { return _engine.resize(dim, firstIndex, value); } // -- views -------------------------------------------------------------------- // hermitian views template <typename PS> const typename SpMatrix<PS>::ConstHermitianView SpMatrix<PS>::hermitian() const { return ConstHermitianView(_engine); } template <typename PS> typename SpMatrix<PS>::HermitianView SpMatrix<PS>::hermitian() { return HermitianView(_engine); } // symmetric views template <typename PS> const typename SpMatrix<PS>::ConstView SpMatrix<PS>::symmetric() const { return ConstView(_engine); } template <typename PS> typename SpMatrix<PS>::View SpMatrix<PS>::symmetric() { return View(_engine); } // triangular views template <typename PS> const typename SpMatrix<PS>::ConstTriangularView SpMatrix<PS>::triangular() const { return ConstTriangularView(_engine); } template <typename PS> typename SpMatrix<PS>::TriangularView SpMatrix<PS>::triangular() { return TriangularView(_engine); } // -- implementation ----------------------------------------------------------- template <typename PS> const typename SpMatrix<PS>::Engine & SpMatrix<PS>::engine() const { return _engine; } template <typename PS> typename SpMatrix<PS>::Engine & SpMatrix<PS>::engine() { return _engine; } } // namespace flens #endif // FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SPMATRIX_TCC |