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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_TCC #define FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SBMATRIX_TCC 1 #include <flens/auxiliary/auxiliary.h> #include <flens/blas/level1/copy.h> #include <flens/matrixtypes/symmetric/impl/sbmatrix.h> #include <flens/typedefs.h> namespace flens { template <typename FS> SbMatrix<FS>::SbMatrix(StorageUpLo upLo) : _upLo(upLo) { } template <typename FS> SbMatrix<FS>::SbMatrix(IndexType dim, StorageUpLo upLo, IndexType numOffDiags, IndexType firstIndex) : _engine(dim, dim, (upLo==Lower) ? numOffDiags : 0, (upLo==Upper) ? numOffDiags : 0, firstIndex), _upLo(upLo) { } template <typename FS> SbMatrix<FS>::SbMatrix(const Engine &engine, StorageUpLo upLo) : _engine(engine), _upLo(upLo) { } template <typename FS> SbMatrix<FS>::SbMatrix(const SbMatrix &rhs) : SymmetricMatrix<SbMatrix<FS> >(), _engine(rhs.engine()), _upLo(rhs.upLo()) { } template <typename FS> template <typename RHS> SbMatrix<FS>::SbMatrix(const SbMatrix<RHS> &rhs) : _engine(rhs.engine()), _upLo(rhs.upLo()) { } template <typename FS> template <typename RHS> SbMatrix<FS>::SbMatrix(SbMatrix<RHS> &rhs) : _engine(rhs.engine()), _upLo(rhs.upLo()) { } template <typename FS> template <typename RHS> SbMatrix<FS>::SbMatrix(const Matrix<RHS> &rhs) { assign(rhs, *this); } // -- operators ---------------------------------------------------------------- template <typename FS> SbMatrix<FS> & SbMatrix<FS>::operator=(const SbMatrix &rhs) { if (this!=&rhs) { assign(rhs, *this); } return *this; } template <typename FS> template <typename RHS> SbMatrix<FS> & SbMatrix<FS>::operator=(const Matrix<RHS> &rhs) { assign(rhs, *this); return *this; } template <typename FS> template <typename RHS> SbMatrix<FS> & SbMatrix<FS>::operator+=(const Matrix<RHS> &rhs) { plusAssign(rhs, *this); return *this; } template <typename FS> template <typename RHS> SbMatrix<FS> & SbMatrix<FS>::operator-=(const Matrix<RHS> &rhs) { minusAssign(rhs, *this); return *this; } template <typename FS> SbMatrix<FS> & SbMatrix<FS>::operator=(const ElementType &alpha) { if (_upLo==Lower) { for (IndexType i=-numOffDiags(); i<=0; ++i) (*this).viewDiag(i) = alpha; } else { for (IndexType i=numOffDiags(); i>=0; --i) (*this).viewDiag(i) = alpha; } return *this; } template <typename FS> SbMatrix<FS> & SbMatrix<FS>::operator+=(const ElementType &alpha) { if (_upLo==Lower) { for (IndexType i=-numOffDiags(); i<=0; ++i) (*this).viewDiag(i) += alpha; } else { for (IndexType i=numOffDiags(); i>=0; --i) (*this).viewDiag(i) += alpha; } return *this; } template <typename FS> SbMatrix<FS> & SbMatrix<FS>::operator-=(const ElementType &alpha) { if (_upLo==Lower) { for (IndexType i=-numOffDiags(); i<=0; ++i) (*this).viewDiag(i) -= alpha; } else { for (IndexType i=numOffDiags(); i>=0; --i) (*this).viewDiag(i) -= alpha; } return *this; } template <typename FS> SbMatrix<FS> & SbMatrix<FS>::operator*=(const ElementType &alpha) { if (_upLo==Lower) { for (IndexType i=-numOffDiags(); i<=0; ++i) (*this).viewDiag(i) *= alpha; } else { for (IndexType i=numOffDiags(); i>=0; --i) (*this).viewDiag(i) *= alpha; } return *this; } template <typename FS> SbMatrix<FS> & SbMatrix<FS>::operator/=(const ElementType &alpha) { if (_upLo==Lower) { for (IndexType i=-numOffDiags(); i<=0; ++i) (*this).viewDiag(i) /= alpha; } else { for (IndexType i=numOffDiags(); i>=0; --i) (*this).viewDiag(i) /= alpha; } return *this; } template <typename FS> const typename SbMatrix<FS>::ElementType & SbMatrix<FS>::operator()(IndexType row, IndexType col) const { # ifndef NDEBUG if (upLo()==Upper) { ASSERT(col>=row); } else { ASSERT(col<=row); } # endif return _engine(row, col); } template <typename FS> typename SbMatrix<FS>::ElementType & SbMatrix<FS>::operator()(IndexType row, IndexType col) { # ifndef NDEBUG if (upLo()==Upper) { ASSERT(col>=row); } else { ASSERT(col<=row); } # endif return _engine(row, col); } // -- views -------------------------------------------------------------------- // general views template <typename FS> const typename SbMatrix<FS>::ConstGeneralView SbMatrix<FS>::general() const { return ConstGeneralView(_engine); } template <typename FS> typename SbMatrix<FS>::GeneralView SbMatrix<FS>::general() { return GeneralView(_engine); } // hermitian views template <typename FS> const typename SbMatrix<FS>::ConstHermitianView SbMatrix<FS>::hermitian() const { return ConstHermitianView(_engine, _upLo); } template <typename FS> typename SbMatrix<FS>::HermitianView SbMatrix<FS>::hermitian() { return HermitianView(_engine, _upLo); } // triangular views template <typename FS> const typename SbMatrix<FS>::ConstTriangularView SbMatrix<FS>::triangular() const { return ConstTriangularView(_engine, _upLo); } template <typename FS> typename SbMatrix<FS>::TriangularView SbMatrix<FS>::triangular() { return TriangularView(_engine, _upLo); } template <typename FS> const typename SbMatrix<FS>::ConstVectorView SbMatrix<FS>::viewDiag(IndexType diag) const { if ((_upLo==Upper)^(diag>0)) { ConstVectorView(_engine.viewDiag(-diag, _engine.firstIndex())); } return ConstVectorView(_engine.viewDiag(diag, _engine.firstIndex())); } template <typename FS> typename SbMatrix<FS>::VectorView SbMatrix<FS>::viewDiag(IndexType diag) { if ((_upLo==Upper)^(diag>0)) { return VectorView(_engine.viewDiag(-diag, _engine.firstIndex())); } return VectorView(_engine.viewDiag(diag, _engine.firstIndex())); } // -- methods ------------------------------------------------------------------ template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::dim() const { return _engine.dim(); } template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::numCols() const { return _engine.numCols(); } template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::numRows() const { return _engine.numRows(); } template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::firstIndex() const { return _engine.firstIndex(); } template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::lastIndex() const { return _engine.lastIndex(); } template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::numOffDiags() const { return (_upLo==Upper) ? _engine.numSuperDiags() : _engine.numSubDiags(); } template <typename FS> typename SbMatrix<FS>::IndexType SbMatrix<FS>::leadingDimension() const { return _engine.leadingDimension(); } template <typename FS> StorageOrder SbMatrix<FS>::order() const { return _engine.order; } template <typename FS> const typename SbMatrix<FS>::ElementType * SbMatrix<FS>::data() const { return _engine.data(); } template <typename FS> typename SbMatrix<FS>::ElementType * SbMatrix<FS>::data() { return _engine.data(); } template <typename FS> template <typename RHS> bool SbMatrix<FS>::resize(const SbMatrix<RHS> &rhs, const ElementType &value) { return _engine.resize(rhs.engine(), value); } template <typename FS> bool SbMatrix<FS>::resize(IndexType dim, IndexType numOffDiags, IndexType firstIndex, const ElementType &value) { return _engine.resize(dim, dim, (_upLo==Lower) ? numOffDiags : 0, (_upLo==Upper) ? numOffDiags : 0, firstIndex, value); } template <typename FS> bool SbMatrix<FS>::fill(const ElementType &value) { return _engine.fill(value); } template <typename FS> bool SbMatrix<FS>::fillRandom() { return _engine.fillRandom(); } // -- implementation ----------------------------------------------------------- template <typename FS> const typename SbMatrix<FS>::Engine & SbMatrix<FS>::engine() const { return _engine; } template <typename FS> typename SbMatrix<FS>::Engine & SbMatrix<FS>::engine() { return _engine; } template <typename FS> StorageUpLo SbMatrix<FS>::upLo() const { return _upLo; } template <typename FS> StorageUpLo & SbMatrix<FS>::upLo() { return _upLo; } } // namespace flens #endif // FLENS_MATRIXTYPES_SYMMETRIC_IMPL_SBMATRIX_TCC |