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/*
* Copyright (c) 2012, 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_IO_PACKEDSTORAGE_SAVE_TCC #define FLENS_IO_PACKEDSTORAGE_SAVE_TCC 1 #include <fstream> #include <iomanip> #include <cxxblas/typedefs.h> #include <flens/auxiliary/iscomplex.h> #include <flens/auxiliary/isinteger.h> #include <flens/io/packedstorage/save.h> #include <flens/matrixtypes/matrixtypes.h> #include <flens/vectortypes/vectortypes.h> namespace flens { template <typename FS> bool save(std::string filename, const HpMatrix<FS> &A) { typedef typename FS::IndexType IndexType; typedef typename FS::ElementType ElementType; std::ofstream ofs( filename.c_str(), std::ios::binary ); if (ofs.is_open()==false) { return false; } IndexType dim = A.dim(); IndexType firstIndex = A.firstIndex(); ofs.write(reinterpret_cast<char*>(&dim), sizeof(IndexType)); ofs.write(reinterpret_cast<char*>(&firstIndex), sizeof(IndexType)); for (IndexType i=A.firstIndex(); i<=A.lastIndex(); ++i) { for (IndexType j=A.firstIndex(); j<=i; ++j) { if (A.upLo()==cxxblas::Lower) { ofs.write(reinterpret_cast<const char*>(&(A(i,j))), sizeof(ElementType)); } else { ElementType alpha = cxxblas::conjugate(A(j,i)); ofs.write(reinterpret_cast<const char*>(&alpha), sizeof(ElementType)); } } } ofs.close(); return true; } template <typename FS> bool save(std::string filename, const SpMatrix<FS> &A) { typedef typename FS::IndexType IndexType; typedef typename FS::ElementType ElementType; std::ofstream ofs( filename.c_str(), std::ios::binary ); if (ofs.is_open()==false) { return false; } IndexType dim = A.dim(); IndexType firstIndex = A.firstIndex(); ofs.write(reinterpret_cast<char*>(&dim), sizeof(IndexType)); ofs.write(reinterpret_cast<char*>(&firstIndex), sizeof(IndexType)); for (IndexType i=A.firstIndex(); i<=A.lastIndex(); ++i) { for (IndexType j=A.firstIndex(); j<=i; ++j) { if (A.upLo()==cxxblas::Lower) { ofs.write(reinterpret_cast<const char*>(&(A(i,j))), sizeof(ElementType)); } else { ofs.write(reinterpret_cast<const char*>(&(A(j,i))), sizeof(ElementType)); } } } ofs.close(); return true; } template <typename FS> bool save(std::string filename, const TpMatrix<FS> &A) { typedef typename FS::IndexType IndexType; typedef typename FS::ElementType ElementType; std::ofstream ofs( filename.c_str(), std::ios::binary ); if (ofs.is_open()==false) { return false; } IndexType dim = A.dim(); IndexType firstIndex = A.firstIndex(); StorageUpLo upLo = A.upLo(); Diag diag = A.diag(); ofs.write(reinterpret_cast<char*>(&dim), sizeof(IndexType)); ofs.write(reinterpret_cast<char*>(&firstIndex), sizeof(IndexType)); ofs.write(reinterpret_cast<char*>(&upLo), sizeof(StorageUpLo)); ofs.write(reinterpret_cast<char*>(&diag), sizeof(Diag)); if (upLo==cxxblas::Lower) { for (IndexType i=A.firstIndex(); i <= A.lastIndex(); ++i){ for (IndexType j=A.firstIndex(); j<i; ++j) { ofs.write(reinterpret_cast<const char*>(&(A(i,j))), sizeof(ElementType)); } if (diag==cxxblas::NonUnit) { ofs.write(reinterpret_cast<const char*>(&(A(i,i))), sizeof(ElementType)); } } } else { for (IndexType i=A.firstIndex(); i <= A.lastIndex(); ++i){ if (diag==cxxblas::NonUnit) ofs.write(reinterpret_cast<const char*>(&(A(i,i))), sizeof(ElementType)); for (IndexType j=i+1; j<=A.lastIndex(); ++j) { ofs.write(reinterpret_cast<const char*>(&(A(i,j))), sizeof(ElementType)); } } } ofs.close(); return true; } template <typename FS> bool saveMatrixMarket(std::string filename, const SpMatrix<FS> &A, std::string comment, int precision) { using std::endl; using std::setprecision; using std::setw; typedef typename FS::IndexType IndexType; typedef typename FS::ElementType ElementType; std::ofstream ofs(filename.c_str(), std::ios::out); if (ofs.is_open()==false) { return false; } if (IsInteger<ElementType>::value) { ofs << "%%MatrixMarket matrix array integer symmetric" << endl; } else if (IsNotComplex<ElementType>::value) { ofs << "%%MatrixMarket matrix array real symmetric" << endl; } else { ofs << "%%MatrixMarket matrix array complex symmetric" << endl; } if (comment!="") { size_t j = comment.find_first_of('\n'); while (j!=std::string::npos) { comment.replace(j, 1, "\n% "); j = comment.find_first_of('\n', j+3); } ofs << "% " << comment << endl; } ofs << A.dim() << " " << A.dim() << endl; for (IndexType i=A.firstIndex(); i<=A.lastIndex(); ++i) { for (IndexType j=i; j<=A.lastIndex(); ++j) { if (A.upLo() == Upper) { ofs << setw(precision+6) << setprecision(precision) << cxxblas::real(A(i,j)); if (IsComplex<ElementType>::value) { ofs << setw(precision+7) << setprecision(precision) << cxxblas::imag(A(i,j)); } } else { ofs << setw(precision+6) << setprecision(precision) << cxxblas::real(A(j,i)); if (IsComplex<ElementType>::value) { ofs << setw(precision+7) << setprecision(precision) << cxxblas::imag(A(j,i)); } } ofs << endl; } } ofs.close(); return true; } template <typename FS> typename RestrictTo<IsComplex<typename FS::ElementType>::value, bool>::Type saveMatrixMarket(std::string filename, const HpMatrix<FS> &A, std::string comment, int precision) { using std::endl; using std::setprecision; using std::setw; typedef typename FS::IndexType IndexType; typedef typename FS::ElementType ElementType; std::ofstream ofs(filename.c_str(), std::ios::out); if (ofs.is_open()==false) { return false; } ofs << "%%MatrixMarket matrix array complex hermitian" << endl; if (comment!="") { size_t j = comment.find_first_of('\n'); while(j != std::string::npos) { comment.replace(j, 1, "\n% "); j = comment.find_first_of('\n', j+3); } ofs << "% " << comment << endl; } ofs << A.dim() << " " << A.dim() << endl; for (IndexType i=A.firstIndex(); i<=A.lastIndex(); ++i) { for (IndexType j=i; j<=A.lastIndex(); ++j) { if (A.upLo()==Upper) { ofs << setw(precision+6) << setprecision(precision) << cxxblas::real(A(i,j)); if (i == j) ofs << setw(precision+7) << setprecision(precision) << 0; else ofs << setw(precision+7) << setprecision(precision) << -cxxblas::imag(A(i,j)); } else { ofs << setw(precision+6) << setprecision(precision) << cxxblas::real(A(j,i)); if (i==j) ofs << setw(precision+7) << setprecision(precision) << 0; else ofs << setw(precision+7) << setprecision(precision) << cxxblas::imag(A(j,i)); } ofs << endl; } } ofs.close(); return true; } } // namespace flens #endif // FLENS_IO_PACKEDSTORAGE_SAVE_TCC |