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/* |
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* Copyright (c) 2009 The University of Notre Dame. All Rights Reserved. |
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* |
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* The University of Notre Dame grants you ("Licensee") a |
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* non-exclusive, royalty free, license to use, modify and |
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* redistribute this software in source and binary code form, provided |
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* that the following conditions are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the |
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* distribution. |
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* |
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* This software is provided "AS IS," without a warranty of any |
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* kind. All express or implied conditions, representations and |
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* warranties, including any implied warranty of merchantability, |
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* fitness for a particular purpose or non-infringement, are hereby |
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* excluded. The University of Notre Dame and its licensors shall not |
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* be liable for any damages suffered by licensee as a result of |
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* using, modifying or distributing the software or its |
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* derivatives. In no event will the University of Notre Dame or its |
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* licensors be liable for any lost revenue, profit or data, or for |
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* direct, indirect, special, consequential, incidental or punitive |
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* damages, however caused and regardless of the theory of liability, |
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* arising out of the use of or inability to use software, even if the |
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* University of Notre Dame has been advised of the possibility of |
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* such damages. |
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* |
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* SUPPORT OPEN SCIENCE! If you use OpenMD or its source code in your |
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* research, please cite the appropriate papers when you publish your |
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* work. Good starting points are: |
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* |
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* [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). |
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* [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). |
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* [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). |
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* [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010). |
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* [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). |
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*/ |
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|
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#include "io/DumpWriter.hpp" |
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#include "primitives/Molecule.hpp" |
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#include "utils/simError.h" |
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#include "io/basic_teebuf.hpp" |
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#include "io/gzstream.hpp" |
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#include "io/Globals.hpp" |
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|
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|
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#ifdef IS_MPI |
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#include <mpi.h> |
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#endif //is_mpi |
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|
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using namespace std; |
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namespace OpenMD { |
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|
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DumpWriter::DumpWriter(SimInfo* info) |
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: info_(info), filename_(info->getDumpFileName()), eorFilename_(info->getFinalConfigFileName()){ |
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|
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Globals* simParams = info->getSimParams(); |
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needCompression_ = simParams->getCompressDumpFile(); |
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needForceVector_ = simParams->getOutputForceVector(); |
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needParticlePot_ = simParams->getOutputParticlePotential(); |
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needFlucQ_ = simParams->getOutputFluctuatingCharges(); |
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needElectricField_ = simParams->getOutputElectricField(); |
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|
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createDumpFile_ = true; |
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#ifdef HAVE_LIBZ |
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if (needCompression_) { |
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filename_ += ".gz"; |
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eorFilename_ += ".gz"; |
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} |
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#endif |
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|
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#ifdef IS_MPI |
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|
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if (worldRank == 0) { |
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#endif // is_mpi |
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|
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dumpFile_ = createOStream(filename_); |
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|
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if (!dumpFile_) { |
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sprintf(painCave.errMsg, "Could not open \"%s\" for dump output.\n", |
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filename_.c_str()); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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|
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#ifdef IS_MPI |
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|
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} |
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|
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#endif // is_mpi |
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|
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} |
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|
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|
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DumpWriter::DumpWriter(SimInfo* info, const std::string& filename) |
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: info_(info), filename_(filename){ |
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|
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Globals* simParams = info->getSimParams(); |
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eorFilename_ = filename_.substr(0, filename_.rfind(".")) + ".eor"; |
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|
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needCompression_ = simParams->getCompressDumpFile(); |
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needForceVector_ = simParams->getOutputForceVector(); |
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needParticlePot_ = simParams->getOutputParticlePotential(); |
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needFlucQ_ = simParams->getOutputFluctuatingCharges(); |
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needElectricField_ = simParams->getOutputElectricField(); |
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|
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createDumpFile_ = true; |
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#ifdef HAVE_LIBZ |
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if (needCompression_) { |
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filename_ += ".gz"; |
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eorFilename_ += ".gz"; |
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} |
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#endif |
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|
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#ifdef IS_MPI |
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|
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if (worldRank == 0) { |
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#endif // is_mpi |
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|
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|
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dumpFile_ = createOStream(filename_); |
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|
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if (!dumpFile_) { |
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sprintf(painCave.errMsg, "Could not open \"%s\" for dump output.\n", |
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filename_.c_str()); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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|
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#ifdef IS_MPI |
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|
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} |
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|
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#endif // is_mpi |
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|
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} |
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|
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DumpWriter::DumpWriter(SimInfo* info, const std::string& filename, bool writeDumpFile) |
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: info_(info), filename_(filename){ |
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|
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Globals* simParams = info->getSimParams(); |
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eorFilename_ = filename_.substr(0, filename_.rfind(".")) + ".eor"; |
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|
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needCompression_ = simParams->getCompressDumpFile(); |
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needForceVector_ = simParams->getOutputForceVector(); |
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needParticlePot_ = simParams->getOutputParticlePotential(); |
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needFlucQ_ = simParams->getOutputFluctuatingCharges(); |
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needElectricField_ = simParams->getOutputElectricField(); |
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|
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#ifdef HAVE_LIBZ |
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if (needCompression_) { |
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filename_ += ".gz"; |
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eorFilename_ += ".gz"; |
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} |
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#endif |
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|
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#ifdef IS_MPI |
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|
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if (worldRank == 0) { |
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#endif // is_mpi |
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|
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createDumpFile_ = writeDumpFile; |
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if (createDumpFile_) { |
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dumpFile_ = createOStream(filename_); |
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|
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if (!dumpFile_) { |
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sprintf(painCave.errMsg, "Could not open \"%s\" for dump output.\n", |
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filename_.c_str()); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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} |
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#ifdef IS_MPI |
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|
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} |
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|
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|
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#endif // is_mpi |
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|
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} |
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|
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DumpWriter::~DumpWriter() { |
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|
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#ifdef IS_MPI |
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|
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if (worldRank == 0) { |
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#endif // is_mpi |
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if (createDumpFile_){ |
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writeClosing(*dumpFile_); |
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delete dumpFile_; |
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} |
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#ifdef IS_MPI |
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|
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} |
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|
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#endif // is_mpi |
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|
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} |
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|
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void DumpWriter::writeFrameProperties(std::ostream& os, Snapshot* s) { |
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|
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char buffer[1024]; |
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|
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os << " <FrameData>\n"; |
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|
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RealType currentTime = s->getTime(); |
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|
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if (isinf(currentTime) || isnan(currentTime)) { |
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sprintf( painCave.errMsg, |
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"DumpWriter detected a numerical error writing the time"); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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|
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sprintf(buffer, " Time: %.10g\n", currentTime); |
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os << buffer; |
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|
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Mat3x3d hmat; |
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hmat = s->getHmat(); |
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|
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for (unsigned int i = 0; i < 3; i++) { |
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for (unsigned int j = 0; j < 3; j++) { |
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if (isinf(hmat(i,j)) || isnan(hmat(i,j))) { |
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sprintf( painCave.errMsg, |
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"DumpWriter detected a numerical error writing the box"); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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} |
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} |
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|
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sprintf(buffer, " Hmat: {{ %.10g, %.10g, %.10g }, { %.10g, %.10g, %.10g }, { %.10g, %.10g, %.10g }}\n", |
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hmat(0, 0), hmat(1, 0), hmat(2, 0), |
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hmat(0, 1), hmat(1, 1), hmat(2, 1), |
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hmat(0, 2), hmat(1, 2), hmat(2, 2)); |
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os << buffer; |
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|
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RealType chi = s->getChi(); |
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RealType integralOfChiDt = s->getIntegralOfChiDt(); |
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if (isinf(chi) || isnan(chi) || |
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isinf(integralOfChiDt) || isnan(integralOfChiDt)) { |
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sprintf( painCave.errMsg, |
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"DumpWriter detected a numerical error writing the thermostat"); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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sprintf(buffer, " Thermostat: %.10g , %.10g\n", chi, integralOfChiDt); |
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os << buffer; |
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|
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Mat3x3d eta; |
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eta = s->getEta(); |
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|
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for (unsigned int i = 0; i < 3; i++) { |
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for (unsigned int j = 0; j < 3; j++) { |
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if (isinf(eta(i,j)) || isnan(eta(i,j))) { |
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sprintf( painCave.errMsg, |
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"DumpWriter detected a numerical error writing the barostat"); |
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painCave.isFatal = 1; |
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simError(); |
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} |
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} |
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} |
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|
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sprintf(buffer, " Barostat: {{ %.10g, %.10g, %.10g }, { %.10g, %.10g, %.10g }, { %.10g, %.10g, %.10g }}\n", |
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eta(0, 0), eta(1, 0), eta(2, 0), |
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eta(0, 1), eta(1, 1), eta(2, 1), |
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eta(0, 2), eta(1, 2), eta(2, 2)); |
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os << buffer; |
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|
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os << " </FrameData>\n"; |
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} |
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|
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void DumpWriter::writeFrame(std::ostream& os) { |
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|
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#ifdef IS_MPI |
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MPI_Status istatus; |
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#endif |
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|
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Molecule* mol; |
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StuntDouble* integrableObject; |
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SimInfo::MoleculeIterator mi; |
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Molecule::IntegrableObjectIterator ii; |
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|
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#ifndef IS_MPI |
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os << " <Snapshot>\n"; |
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|
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writeFrameProperties(os, info_->getSnapshotManager()->getCurrentSnapshot()); |
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|
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os << " <StuntDoubles>\n"; |
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for (mol = info_->beginMolecule(mi); mol != NULL; mol = info_->nextMolecule(mi)) { |
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|
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|
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for (integrableObject = mol->beginIntegrableObject(ii); integrableObject != NULL; |
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integrableObject = mol->nextIntegrableObject(ii)) { |
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os << prepareDumpLine(integrableObject); |
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|
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} |
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} |
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os << " </StuntDoubles>\n"; |
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|
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os << " </Snapshot>\n"; |
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|
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os.flush(); |
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#else |
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//every node prepares the dump lines for integrable objects belong to itself |
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std::string buffer; |
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for (mol = info_->beginMolecule(mi); mol != NULL; mol = info_->nextMolecule(mi)) { |
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|
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|
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for (integrableObject = mol->beginIntegrableObject(ii); integrableObject != NULL; |
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integrableObject = mol->nextIntegrableObject(ii)) { |
316 |
buffer += prepareDumpLine(integrableObject); |
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} |
318 |
} |
319 |
|
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const int masterNode = 0; |
321 |
int nProc; |
322 |
MPI_Comm_size(MPI_COMM_WORLD, &nProc); |
323 |
if (worldRank == masterNode) { |
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os << " <Snapshot>\n"; |
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writeFrameProperties(os, info_->getSnapshotManager()->getCurrentSnapshot()); |
326 |
os << " <StuntDoubles>\n"; |
327 |
|
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os << buffer; |
329 |
|
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for (int i = 1; i < nProc; ++i) { |
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|
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// receive the length of the string buffer that was |
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// prepared by processor i |
334 |
|
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MPI_Bcast(&i, 1, MPI_INT,masterNode,MPI_COMM_WORLD); |
336 |
int recvLength; |
337 |
MPI_Recv(&recvLength, 1, MPI_INT, i, 0, MPI_COMM_WORLD, &istatus); |
338 |
char* recvBuffer = new char[recvLength]; |
339 |
if (recvBuffer == NULL) { |
340 |
} else { |
341 |
MPI_Recv(recvBuffer, recvLength, MPI_CHAR, i, 0, MPI_COMM_WORLD, &istatus); |
342 |
os << recvBuffer; |
343 |
delete [] recvBuffer; |
344 |
} |
345 |
} |
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os << " </StuntDoubles>\n"; |
347 |
|
348 |
os << " </Snapshot>\n"; |
349 |
os.flush(); |
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} else { |
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int sendBufferLength = buffer.size() + 1; |
352 |
int myturn = 0; |
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for (int i = 1; i < nProc; ++i){ |
354 |
MPI_Bcast(&myturn,1, MPI_INT,masterNode,MPI_COMM_WORLD); |
355 |
if (myturn == worldRank){ |
356 |
MPI_Send(&sendBufferLength, 1, MPI_INT, masterNode, 0, MPI_COMM_WORLD); |
357 |
MPI_Send((void *)buffer.c_str(), sendBufferLength, MPI_CHAR, masterNode, 0, MPI_COMM_WORLD); |
358 |
} |
359 |
} |
360 |
} |
361 |
|
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#endif // is_mpi |
363 |
|
364 |
} |
365 |
|
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std::string DumpWriter::prepareDumpLine(StuntDouble* integrableObject) { |
367 |
|
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int index = integrableObject->getGlobalIntegrableObjectIndex(); |
369 |
std::string type("pv"); |
370 |
std::string line; |
371 |
char tempBuffer[4096]; |
372 |
|
373 |
Vector3d pos; |
374 |
Vector3d vel; |
375 |
pos = integrableObject->getPos(); |
376 |
|
377 |
if (isinf(pos[0]) || isnan(pos[0]) || |
378 |
isinf(pos[1]) || isnan(pos[1]) || |
379 |
isinf(pos[2]) || isnan(pos[2]) ) { |
380 |
sprintf( painCave.errMsg, |
381 |
"DumpWriter detected a numerical error writing the position" |
382 |
" for object %d", index); |
383 |
painCave.isFatal = 1; |
384 |
simError(); |
385 |
} |
386 |
|
387 |
vel = integrableObject->getVel(); |
388 |
|
389 |
if (isinf(vel[0]) || isnan(vel[0]) || |
390 |
isinf(vel[1]) || isnan(vel[1]) || |
391 |
isinf(vel[2]) || isnan(vel[2]) ) { |
392 |
sprintf( painCave.errMsg, |
393 |
"DumpWriter detected a numerical error writing the velocity" |
394 |
" for object %d", index); |
395 |
painCave.isFatal = 1; |
396 |
simError(); |
397 |
} |
398 |
|
399 |
sprintf(tempBuffer, "%18.10g %18.10g %18.10g %13e %13e %13e", |
400 |
pos[0], pos[1], pos[2], |
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vel[0], vel[1], vel[2]); |
402 |
line += tempBuffer; |
403 |
|
404 |
if (integrableObject->isDirectional()) { |
405 |
type += "qj"; |
406 |
Quat4d q; |
407 |
Vector3d ji; |
408 |
q = integrableObject->getQ(); |
409 |
|
410 |
if (isinf(q[0]) || isnan(q[0]) || |
411 |
isinf(q[1]) || isnan(q[1]) || |
412 |
isinf(q[2]) || isnan(q[2]) || |
413 |
isinf(q[3]) || isnan(q[3]) ) { |
414 |
sprintf( painCave.errMsg, |
415 |
"DumpWriter detected a numerical error writing the quaternion" |
416 |
" for object %d", index); |
417 |
painCave.isFatal = 1; |
418 |
simError(); |
419 |
} |
420 |
|
421 |
ji = integrableObject->getJ(); |
422 |
|
423 |
if (isinf(ji[0]) || isnan(ji[0]) || |
424 |
isinf(ji[1]) || isnan(ji[1]) || |
425 |
isinf(ji[2]) || isnan(ji[2]) ) { |
426 |
sprintf( painCave.errMsg, |
427 |
"DumpWriter detected a numerical error writing the angular" |
428 |
" momentum for object %d", index); |
429 |
painCave.isFatal = 1; |
430 |
simError(); |
431 |
} |
432 |
|
433 |
sprintf(tempBuffer, " %13e %13e %13e %13e %13e %13e %13e", |
434 |
q[0], q[1], q[2], q[3], |
435 |
ji[0], ji[1], ji[2]); |
436 |
line += tempBuffer; |
437 |
} |
438 |
|
439 |
if (needForceVector_) { |
440 |
type += "f"; |
441 |
Vector3d frc = integrableObject->getFrc(); |
442 |
if (isinf(frc[0]) || isnan(frc[0]) || |
443 |
isinf(frc[1]) || isnan(frc[1]) || |
444 |
isinf(frc[2]) || isnan(frc[2]) ) { |
445 |
sprintf( painCave.errMsg, |
446 |
"DumpWriter detected a numerical error writing the force" |
447 |
" for object %d", index); |
448 |
painCave.isFatal = 1; |
449 |
simError(); |
450 |
} |
451 |
sprintf(tempBuffer, " %13e %13e %13e", |
452 |
frc[0], frc[1], frc[2]); |
453 |
line += tempBuffer; |
454 |
|
455 |
if (integrableObject->isDirectional()) { |
456 |
type += "t"; |
457 |
Vector3d trq = integrableObject->getTrq(); |
458 |
if (isinf(trq[0]) || isnan(trq[0]) || |
459 |
isinf(trq[1]) || isnan(trq[1]) || |
460 |
isinf(trq[2]) || isnan(trq[2]) ) { |
461 |
sprintf( painCave.errMsg, |
462 |
"DumpWriter detected a numerical error writing the torque" |
463 |
" for object %d", index); |
464 |
painCave.isFatal = 1; |
465 |
simError(); |
466 |
} |
467 |
sprintf(tempBuffer, " %13e %13e %13e", |
468 |
trq[0], trq[1], trq[2]); |
469 |
line += tempBuffer; |
470 |
} |
471 |
} |
472 |
|
473 |
if (needParticlePot_) { |
474 |
type += "u"; |
475 |
RealType particlePot = integrableObject->getParticlePot(); |
476 |
if (isinf(particlePot) || isnan(particlePot)) { |
477 |
sprintf( painCave.errMsg, |
478 |
"DumpWriter detected a numerical error writing the particle " |
479 |
" potential for object %d", index); |
480 |
painCave.isFatal = 1; |
481 |
simError(); |
482 |
} |
483 |
sprintf(tempBuffer, " %13e", particlePot); |
484 |
line += tempBuffer; |
485 |
} |
486 |
|
487 |
if (needFlucQ_) { |
488 |
type += "cw"; |
489 |
RealType fqPos = integrableObject->getFlucQPos(); |
490 |
if (isinf(fqPos) || isnan(fqPos) ) { |
491 |
sprintf( painCave.errMsg, |
492 |
"DumpWriter detected a numerical error writing the" |
493 |
" fluctuating charge for object %d", index); |
494 |
painCave.isFatal = 1; |
495 |
simError(); |
496 |
} |
497 |
sprintf(tempBuffer, " %13e ", fqPos); |
498 |
line += tempBuffer; |
499 |
|
500 |
RealType fqVel = integrableObject->getFlucQVel(); |
501 |
if (isinf(fqVel) || isnan(fqVel) ) { |
502 |
sprintf( painCave.errMsg, |
503 |
"DumpWriter detected a numerical error writing the" |
504 |
" fluctuating charge velocity for object %d", index); |
505 |
painCave.isFatal = 1; |
506 |
simError(); |
507 |
} |
508 |
sprintf(tempBuffer, " %13e ", fqVel); |
509 |
line += tempBuffer; |
510 |
|
511 |
if (needForceVector_) { |
512 |
type += "g"; |
513 |
RealType fqFrc = integrableObject->getFlucQFrc(); |
514 |
if (isinf(fqFrc) || isnan(fqFrc) ) { |
515 |
sprintf( painCave.errMsg, |
516 |
"DumpWriter detected a numerical error writing the" |
517 |
" fluctuating charge force for object %d", index); |
518 |
painCave.isFatal = 1; |
519 |
simError(); |
520 |
} |
521 |
sprintf(tempBuffer, " %13e ", fqFrc); |
522 |
line += tempBuffer; |
523 |
} |
524 |
} |
525 |
|
526 |
if (needElectricField_) { |
527 |
type += "e"; |
528 |
Vector3d eField= integrableObject->getElectricField(); |
529 |
if (isinf(eField[0]) || isnan(eField[0]) || |
530 |
isinf(eField[1]) || isnan(eField[1]) || |
531 |
isinf(eField[2]) || isnan(eField[2]) ) { |
532 |
sprintf( painCave.errMsg, |
533 |
"DumpWriter detected a numerical error writing the electric" |
534 |
" field for object %d", index); |
535 |
painCave.isFatal = 1; |
536 |
simError(); |
537 |
} |
538 |
sprintf(tempBuffer, " %13e %13e %13e", |
539 |
eField[0], eField[1], eField[2]); |
540 |
line += tempBuffer; |
541 |
} |
542 |
|
543 |
sprintf(tempBuffer, "%10d %7s %s\n", index, type.c_str(), line.c_str()); |
544 |
return std::string(tempBuffer); |
545 |
} |
546 |
|
547 |
void DumpWriter::writeDump() { |
548 |
writeFrame(*dumpFile_); |
549 |
} |
550 |
|
551 |
void DumpWriter::writeEor() { |
552 |
std::ostream* eorStream; |
553 |
|
554 |
#ifdef IS_MPI |
555 |
if (worldRank == 0) { |
556 |
#endif // is_mpi |
557 |
|
558 |
eorStream = createOStream(eorFilename_); |
559 |
|
560 |
#ifdef IS_MPI |
561 |
} |
562 |
#endif // is_mpi |
563 |
|
564 |
writeFrame(*eorStream); |
565 |
|
566 |
#ifdef IS_MPI |
567 |
if (worldRank == 0) { |
568 |
#endif // is_mpi |
569 |
writeClosing(*eorStream); |
570 |
delete eorStream; |
571 |
#ifdef IS_MPI |
572 |
} |
573 |
#endif // is_mpi |
574 |
|
575 |
} |
576 |
|
577 |
|
578 |
void DumpWriter::writeDumpAndEor() { |
579 |
std::vector<std::streambuf*> buffers; |
580 |
std::ostream* eorStream; |
581 |
#ifdef IS_MPI |
582 |
if (worldRank == 0) { |
583 |
#endif // is_mpi |
584 |
|
585 |
buffers.push_back(dumpFile_->rdbuf()); |
586 |
|
587 |
eorStream = createOStream(eorFilename_); |
588 |
|
589 |
buffers.push_back(eorStream->rdbuf()); |
590 |
|
591 |
#ifdef IS_MPI |
592 |
} |
593 |
#endif // is_mpi |
594 |
|
595 |
TeeBuf tbuf(buffers.begin(), buffers.end()); |
596 |
std::ostream os(&tbuf); |
597 |
|
598 |
writeFrame(os); |
599 |
|
600 |
#ifdef IS_MPI |
601 |
if (worldRank == 0) { |
602 |
#endif // is_mpi |
603 |
writeClosing(*eorStream); |
604 |
delete eorStream; |
605 |
#ifdef IS_MPI |
606 |
} |
607 |
#endif // is_mpi |
608 |
|
609 |
} |
610 |
|
611 |
std::ostream* DumpWriter::createOStream(const std::string& filename) { |
612 |
|
613 |
std::ostream* newOStream; |
614 |
#ifdef HAVE_LIBZ |
615 |
if (needCompression_) { |
616 |
newOStream = new ogzstream(filename.c_str()); |
617 |
} else { |
618 |
newOStream = new std::ofstream(filename.c_str()); |
619 |
} |
620 |
#else |
621 |
newOStream = new std::ofstream(filename.c_str()); |
622 |
#endif |
623 |
//write out MetaData first |
624 |
(*newOStream) << "<OpenMD version=1>" << std::endl; |
625 |
(*newOStream) << " <MetaData>" << std::endl; |
626 |
(*newOStream) << info_->getRawMetaData(); |
627 |
(*newOStream) << " </MetaData>" << std::endl; |
628 |
return newOStream; |
629 |
} |
630 |
|
631 |
void DumpWriter::writeClosing(std::ostream& os) { |
632 |
|
633 |
os << "</OpenMD>\n"; |
634 |
os.flush(); |
635 |
} |
636 |
|
637 |
}//end namespace OpenMD |