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Grid/benchmarks/Benchmark_IO.hpp
2020-05-04 10:26:20 -07:00

109 lines
2.9 KiB
C++

#ifndef Benchmark_IO_hpp_
#define Benchmark_IO_hpp_
#include <Grid/Grid.h>
#ifdef HAVE_LIME
#define MSG std::cout << GridLogMessage
#define SEP \
"============================================================================="
namespace Grid {
template <typename Field>
using WriterFn = std::function<void(const std::string, Field &)> ;
template <typename Field>
using ReaderFn = std::function<void(Field &, const std::string)>;
template <typename Field>
void limeWrite(const std::string filestem, Field &vec)
{
emptyUserRecord record;
ScidacWriter binWriter(vec.Grid()->IsBoss());
binWriter.open(filestem + ".bin");
binWriter.writeScidacFieldRecord(vec, record);
binWriter.close();
}
template <typename Field>
void limeRead(Field &vec, const std::string filestem)
{
emptyUserRecord record;
ScidacReader binReader;
binReader.open(filestem + ".bin");
binReader.readScidacFieldRecord(vec, record);
binReader.close();
}
inline void makeGrid(std::shared_ptr<GridBase> &gPt,
const std::shared_ptr<GridCartesian> &gBasePt,
const unsigned int Ls = 1, const bool rb = false)
{
if (rb)
{
if (Ls > 1)
{
gPt.reset(SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls, gBasePt.get()));
}
else
{
gPt.reset(SpaceTimeGrid::makeFourDimRedBlackGrid(gBasePt.get()));
}
}
else
{
if (Ls > 1)
{
gPt.reset(SpaceTimeGrid::makeFiveDimGrid(Ls, gBasePt.get()));
}
else
{
gPt = gBasePt;
}
}
}
template <typename Field>
void writeBenchmark(const Coordinate &latt, const std::string filename,
const WriterFn<Field> &write,
const unsigned int Ls = 1, const bool rb = false)
{
auto mpi = GridDefaultMpi();
auto simd = GridDefaultSimd(latt.size(), Field::vector_type::Nsimd());
std::shared_ptr<GridCartesian> gBasePt(SpaceTimeGrid::makeFourDimGrid(latt, simd, mpi));
std::shared_ptr<GridBase> gPt;
makeGrid(gPt, gBasePt, Ls, rb);
GridBase *g = gPt.get();
GridParallelRNG rng(g);
Field vec(g);
random(rng, vec);
write(filename, vec);
}
template <typename Field>
void readBenchmark(const Coordinate &latt, const std::string filename,
const ReaderFn<Field> &read,
const unsigned int Ls = 1, const bool rb = false)
{
auto mpi = GridDefaultMpi();
auto simd = GridDefaultSimd(latt.size(), Field::vector_type::Nsimd());
std::shared_ptr<GridCartesian> gBasePt(SpaceTimeGrid::makeFourDimGrid(latt, simd, mpi));
std::shared_ptr<GridBase> gPt;
makeGrid(gPt, gBasePt, Ls, rb);
GridBase *g = gPt.get();
Field vec(g);
read(vec, filename);
}
}
#endif //LIME
#endif // Benchmark_IO_hpp_