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/*
* Distributed under the OSI-approved Apache License, Version 2.0. See
* accompanying file Copyright.txt for details.
*
* bpSZ.cpp : example passing runtime compression arguments
*
* Created on: Aug 3, 2018
* Author: William F Godoy godoywf@ornl.gov
*/
#include <algorithm> //std::transform
#include <ios> //std::ios_base::failure
#include <iostream> //std::cout
#include <numeric> //std::iota
#include <stdexcept> //std::invalid_argument std::exception
#include <vector>
#include <adios2.h>
#include <mpi.h>
void Usage()
{
std::cout << "\n";
std::cout << "USAGE:\n";
std::cout << "./adios2_hello_bpSZ Nx sz_accuracy\n";
std::cout << "\t Nx: size of float and double arrays to be compressed\n";
std::cout << "\t sz_accuracy: absolute accuracy e.g. 0.1, 0.001, to skip "
"compression: -1\n\n";
}
int main(int argc, char *argv[])
{
if (argc != 3)
{
Usage();
return EXIT_SUCCESS;
}
int rank, size;
int provided;
// Add code to init MPI
try
{
// Add code to get command line arguments
// Add code to create arrays
// Add code to create ADIOS object
// Add code to create IO object
// Add code to create variables
// Add code to add SZ compressor operation
// Add code to add attribute
// Add code to open file
// Add code to write variables for 3 time steps and edit them
// Add code to close file
}
catch (std::invalid_argument &e)
{
std::cerr << "Invalid argument exception: " << e.what() << "\n";
#if ADIOS2_USE_MPI
std::cerr << "STOPPING PROGRAM from rank " << rank << "\n";
MPI_Abort(MPI_COMM_WORLD, 1);
#endif
}
catch (std::ios_base::failure &e)
{
std::cerr << "IO System base failure exception: " << e.what() << "\n";
#if ADIOS2_USE_MPI
std::cerr << "STOPPING PROGRAM from rank " << rank << "\n";
MPI_Abort(MPI_COMM_WORLD, 1);
#endif
}
catch (std::exception &e)
{
std::cerr << "Exception: " << e.what() << "\n";
#if ADIOS2_USE_MPI
std::cerr << "STOPPING PROGRAM from rank " << rank << "\n";
MPI_Abort(MPI_COMM_WORLD, 1);
#endif
}
// Add code to finalize MPI
return 0;
}
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