mirror of
https://github.com/paboyle/Grid.git
synced 2025-04-09 21:50:45 +01:00
9b6ddb6e54
Improve argument checking in the BinaryIO.h, as there looks to be some corruption issue intermittently on tesseract jobs. Not clear where the root bug is.
332 lines
12 KiB
C++
332 lines
12 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./lib/parallelIO/NerscIO.h
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Copyright (C) 2015
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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See the full license in the file "LICENSE" in the top level distribution directory
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*************************************************************************************/
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/* END LEGAL */
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#include <algorithm>
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#include <iostream>
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#include <iomanip>
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#include <fstream>
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#include <map>
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#include <unistd.h>
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#include <sys/utsname.h>
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#include <pwd.h>
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namespace Grid {
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///////////////////////////////////////////////////////
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// Precision mapping
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///////////////////////////////////////////////////////
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template<class vobj> static std::string getFormatString (void)
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{
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std::string format;
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typedef typename getPrecision<vobj>::real_scalar_type stype;
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if ( sizeof(stype) == sizeof(float) ) {
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format = std::string("IEEE32BIG");
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}
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if ( sizeof(stype) == sizeof(double) ) {
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format = std::string("IEEE64BIG");
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}
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return format;
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}
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////////////////////////////////////////////////////////////////////////////////
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// header specification/interpretation
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////////////////////////////////////////////////////////////////////////////////
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class FieldNormMetaData : Serializable {
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(FieldNormMetaData, double, norm2);
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};
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class FieldMetaData : Serializable {
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(FieldMetaData,
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int, nd,
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std::vector<int>, dimension,
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std::vector<std::string>, boundary,
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int, data_start,
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std::string, hdr_version,
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std::string, storage_format,
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double, link_trace,
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double, plaquette,
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uint32_t, checksum,
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uint32_t, scidac_checksuma,
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uint32_t, scidac_checksumb,
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unsigned int, sequence_number,
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std::string, data_type,
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std::string, ensemble_id,
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std::string, ensemble_label,
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std::string, ildg_lfn,
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std::string, creator,
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std::string, creator_hardware,
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std::string, creation_date,
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std::string, archive_date,
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std::string, floating_point);
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// WARNING: non-initialised values might lead to twisted parallel IO
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// issues, std::string are fine because they initliase to size 0
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// as per C++ standard.
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FieldMetaData(void)
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: nd(4), dimension(4,0), boundary(4, ""), data_start(0),
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link_trace(0.), plaquette(0.), checksum(0),
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scidac_checksuma(0), scidac_checksumb(0), sequence_number(0)
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{}
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};
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namespace QCD {
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using namespace Grid;
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//////////////////////////////////////////////////////////////////////
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// Bit and Physical Checksumming and QA of data
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//////////////////////////////////////////////////////////////////////
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inline void GridMetaData(GridBase *grid,FieldMetaData &header)
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{
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int nd = grid->_ndimension;
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header.nd = nd;
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header.dimension.resize(nd);
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header.boundary.resize(nd);
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header.data_start = 0;
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for(int d=0;d<nd;d++) {
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header.dimension[d] = grid->_fdimensions[d];
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}
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for(int d=0;d<nd;d++) {
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header.boundary[d] = std::string("PERIODIC");
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}
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}
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inline void MachineCharacteristics(FieldMetaData &header)
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{
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// Who
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struct passwd *pw = getpwuid (getuid());
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if (pw) header.creator = std::string(pw->pw_name);
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// When
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std::time_t t = std::time(nullptr);
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std::tm tm_ = *std::localtime(&t);
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std::ostringstream oss;
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// oss << std::put_time(&tm_, "%c %Z");
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header.creation_date = oss.str();
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header.archive_date = header.creation_date;
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// What
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struct utsname name; uname(&name);
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header.creator_hardware = std::string(name.nodename)+"-";
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header.creator_hardware+= std::string(name.machine)+"-";
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header.creator_hardware+= std::string(name.sysname)+"-";
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header.creator_hardware+= std::string(name.release);
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}
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#define dump_meta_data(field, s) \
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s << "BEGIN_HEADER" << std::endl; \
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s << "HDR_VERSION = " << field.hdr_version << std::endl; \
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s << "DATATYPE = " << field.data_type << std::endl; \
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s << "STORAGE_FORMAT = " << field.storage_format << std::endl; \
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for(int i=0;i<4;i++){ \
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s << "DIMENSION_" << i+1 << " = " << field.dimension[i] << std::endl ; \
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} \
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s << "LINK_TRACE = " << std::setprecision(10) << field.link_trace << std::endl; \
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s << "PLAQUETTE = " << std::setprecision(10) << field.plaquette << std::endl; \
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for(int i=0;i<4;i++){ \
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s << "BOUNDARY_"<<i+1<<" = " << field.boundary[i] << std::endl; \
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} \
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\
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s << "CHECKSUM = "<< std::hex << std::setw(10) << field.checksum << std::dec<<std::endl; \
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s << "SCIDAC_CHECKSUMA = "<< std::hex << std::setw(10) << field.scidac_checksuma << std::dec<<std::endl; \
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s << "SCIDAC_CHECKSUMB = "<< std::hex << std::setw(10) << field.scidac_checksumb << std::dec<<std::endl; \
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s << "ENSEMBLE_ID = " << field.ensemble_id << std::endl; \
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s << "ENSEMBLE_LABEL = " << field.ensemble_label << std::endl; \
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s << "SEQUENCE_NUMBER = " << field.sequence_number << std::endl; \
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s << "CREATOR = " << field.creator << std::endl; \
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s << "CREATOR_HARDWARE = "<< field.creator_hardware << std::endl; \
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s << "CREATION_DATE = " << field.creation_date << std::endl; \
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s << "ARCHIVE_DATE = " << field.archive_date << std::endl; \
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s << "FLOATING_POINT = " << field.floating_point << std::endl; \
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s << "END_HEADER" << std::endl;
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template<class vobj> inline void PrepareMetaData(Lattice<vobj> & field, FieldMetaData &header)
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{
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GridBase *grid = field._grid;
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std::string format = getFormatString<vobj>();
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header.floating_point = format;
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header.checksum = 0x0; // Nersc checksum unused in ILDG, Scidac
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GridMetaData(grid,header);
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MachineCharacteristics(header);
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}
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inline void GaugeStatistics(Lattice<vLorentzColourMatrixF> & data,FieldMetaData &header)
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{
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// How to convert data precision etc...
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header.link_trace=Grid::QCD::WilsonLoops<PeriodicGimplF>::linkTrace(data);
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header.plaquette =Grid::QCD::WilsonLoops<PeriodicGimplF>::avgPlaquette(data);
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}
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inline void GaugeStatistics(Lattice<vLorentzColourMatrixD> & data,FieldMetaData &header)
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{
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// How to convert data precision etc...
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header.link_trace=Grid::QCD::WilsonLoops<PeriodicGimplD>::linkTrace(data);
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header.plaquette =Grid::QCD::WilsonLoops<PeriodicGimplD>::avgPlaquette(data);
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}
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template<> inline void PrepareMetaData<vLorentzColourMatrixF>(Lattice<vLorentzColourMatrixF> & field, FieldMetaData &header)
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{
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GridBase *grid = field._grid;
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std::string format = getFormatString<vLorentzColourMatrixF>();
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header.floating_point = format;
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header.checksum = 0x0; // Nersc checksum unused in ILDG, Scidac
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GridMetaData(grid,header);
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GaugeStatistics(field,header);
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MachineCharacteristics(header);
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}
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template<> inline void PrepareMetaData<vLorentzColourMatrixD>(Lattice<vLorentzColourMatrixD> & field, FieldMetaData &header)
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{
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GridBase *grid = field._grid;
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std::string format = getFormatString<vLorentzColourMatrixD>();
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header.floating_point = format;
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header.checksum = 0x0; // Nersc checksum unused in ILDG, Scidac
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GridMetaData(grid,header);
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GaugeStatistics(field,header);
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MachineCharacteristics(header);
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}
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//////////////////////////////////////////////////////////////////////
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// Utilities ; these are QCD aware
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//////////////////////////////////////////////////////////////////////
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inline void reconstruct3(LorentzColourMatrix & cm)
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{
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const int x=0;
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const int y=1;
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const int z=2;
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for(int mu=0;mu<Nd;mu++){
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cm(mu)()(2,x) = adj(cm(mu)()(0,y)*cm(mu)()(1,z)-cm(mu)()(0,z)*cm(mu)()(1,y)); //x= yz-zy
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cm(mu)()(2,y) = adj(cm(mu)()(0,z)*cm(mu)()(1,x)-cm(mu)()(0,x)*cm(mu)()(1,z)); //y= zx-xz
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cm(mu)()(2,z) = adj(cm(mu)()(0,x)*cm(mu)()(1,y)-cm(mu)()(0,y)*cm(mu)()(1,x)); //z= xy-yx
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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// Some data types for intermediate storage
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////////////////////////////////////////////////////////////////////////////////
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template<typename vtype> using iLorentzColour2x3 = iVector<iVector<iVector<vtype, Nc>, 2>, Nd >;
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typedef iLorentzColour2x3<Complex> LorentzColour2x3;
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typedef iLorentzColour2x3<ComplexF> LorentzColour2x3F;
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typedef iLorentzColour2x3<ComplexD> LorentzColour2x3D;
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/////////////////////////////////////////////////////////////////////////////////
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// Simple classes for precision conversion
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/////////////////////////////////////////////////////////////////////////////////
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template <class fobj, class sobj>
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struct BinarySimpleUnmunger {
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typedef typename getPrecision<fobj>::real_scalar_type fobj_stype;
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typedef typename getPrecision<sobj>::real_scalar_type sobj_stype;
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void operator()(sobj &in, fobj &out) {
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// take word by word and transform accoding to the status
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fobj_stype *out_buffer = (fobj_stype *)&out;
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sobj_stype *in_buffer = (sobj_stype *)∈
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size_t fobj_words = sizeof(out) / sizeof(fobj_stype);
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size_t sobj_words = sizeof(in) / sizeof(sobj_stype);
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assert(fobj_words == sobj_words);
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for (unsigned int word = 0; word < sobj_words; word++)
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out_buffer[word] = in_buffer[word]; // type conversion on the fly
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}
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};
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template <class fobj, class sobj>
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struct BinarySimpleMunger {
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typedef typename getPrecision<fobj>::real_scalar_type fobj_stype;
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typedef typename getPrecision<sobj>::real_scalar_type sobj_stype;
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void operator()(fobj &in, sobj &out) {
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// take word by word and transform accoding to the status
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fobj_stype *in_buffer = (fobj_stype *)∈
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sobj_stype *out_buffer = (sobj_stype *)&out;
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size_t fobj_words = sizeof(in) / sizeof(fobj_stype);
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size_t sobj_words = sizeof(out) / sizeof(sobj_stype);
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assert(fobj_words == sobj_words);
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for (unsigned int word = 0; word < sobj_words; word++)
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out_buffer[word] = in_buffer[word]; // type conversion on the fly
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}
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};
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template<class fobj,class sobj>
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struct GaugeSimpleMunger{
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void operator()(fobj &in, sobj &out) {
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for (int mu = 0; mu < Nd; mu++) {
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for (int i = 0; i < Nc; i++) {
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for (int j = 0; j < Nc; j++) {
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out(mu)()(i, j) = in(mu)()(i, j);
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}}
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}
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};
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};
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template <class fobj, class sobj>
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struct GaugeSimpleUnmunger {
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void operator()(sobj &in, fobj &out) {
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for (int mu = 0; mu < Nd; mu++) {
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for (int i = 0; i < Nc; i++) {
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for (int j = 0; j < Nc; j++) {
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out(mu)()(i, j) = in(mu)()(i, j);
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}}
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}
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};
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};
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template<class fobj,class sobj>
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struct Gauge3x2munger{
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void operator() (fobj &in,sobj &out){
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for(int mu=0;mu<Nd;mu++){
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for(int i=0;i<2;i++){
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for(int j=0;j<3;j++){
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out(mu)()(i,j) = in(mu)(i)(j);
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}}
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}
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reconstruct3(out);
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}
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};
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template<class fobj,class sobj>
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struct Gauge3x2unmunger{
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void operator() (sobj &in,fobj &out){
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for(int mu=0;mu<Nd;mu++){
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for(int i=0;i<2;i++){
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for(int j=0;j<3;j++){
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out(mu)(i)(j) = in(mu)()(i,j);
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}}
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}
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}
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};
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}
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}
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