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#include <cstdio>
#include <iostream>
#include <sstream>
#include <exodusII.h>
#include "XdmfDomain.hpp"
#include "XdmfError.hpp"
#include "XdmfExodusReader.hpp"
#include "XdmfExodusWriter.hpp"
#include "XdmfGridCollection.hpp"
#include "XdmfHDF5Writer.hpp"
#include "XdmfReader.hpp"
#include "XdmfWriter.hpp"
namespace {
//
// print usage
//
inline void
printUsage(const char * programName)
{
std::cerr << "usage: " << programName << " "
<< "<input file> [output file]"
<< std::endl;
//
//
//
return;
}
//
// process command line
//
void
processCommandLine(std::string & inputFileName,
std::string & outputFileName,
int ac,
char * av[])
{
int c;
bool errorFlag = false;
while( (c=getopt(ac, av, "")) != -1 )
switch(c){
case '?':
errorFlag = true;
break;
}
if (optind >= ac)
errorFlag = true;
else {
inputFileName = av[optind];
++optind;
}
if (optind < ac) {
outputFileName = av[optind];
++optind;
}
//
// check errorFlag
//
if (errorFlag == true) {
printUsage(av[0]);
std::exit(EXIT_FAILURE);
}
}
}
/**
* XdmfExodusConverter is a command line utility for converting
* between Xdmf and Exodus files. If given an Xdmf file, the tool
* converts the file to Exodus and if given a path to an Exodus file,
* the tool converts the file to Xdmf.
*
* Usage:
* XdmfExodusConverter <path-of-file-to-convert>
* (Optional: <path-to-output-file>)
*
*/
int main(int argc, char* argv[])
{
std::string inputFileName = "";
std::string outputFileName = "";
processCommandLine(inputFileName,
outputFileName,
argc,
argv);
FILE * refFile = fopen(inputFileName.c_str(), "r");
if (refFile) {
// Success
fclose(refFile);
}
else {
std::cout << "Cannot open file: " << argv[1] << std::endl;
return 1;
}
std::string meshName;
if(outputFileName.compare("") == 0) {
meshName = inputFileName;
}
else {
meshName = outputFileName;
}
if(meshName.find_last_of("/\\") != std::string::npos) {
meshName = meshName.substr(meshName.find_last_of("/\\") + 1,
meshName.length());
}
if (meshName.rfind(".") != std::string::npos) {
meshName = meshName.substr(0, meshName.rfind("."));
}
int CPU_word_size = sizeof(double);
int IO_word_size = 0; // Get from file
float version;
const int exodusHandle =
ex_open(argv[1], EX_READ, &CPU_word_size, &IO_word_size, &version);
if(exodusHandle < 0) {
// Xdmf to Exodus
shared_ptr<XdmfReader> reader = XdmfReader::New();
shared_ptr<XdmfDomain> domain =
shared_dynamic_cast<XdmfDomain>(reader->read(inputFileName));
std::stringstream exodusFileName;
exodusFileName << meshName << ".exo";
shared_ptr<XdmfExodusWriter> writer = XdmfExodusWriter::New();
if(domain->getNumberUnstructuredGrids() == 1) {
const shared_ptr<XdmfUnstructuredGrid> grid =
domain->getUnstructuredGrid(0);
writer->write(exodusFileName.str(),
grid);
std::cout << "Wrote: " << exodusFileName.str() << std::endl;
}
else if(domain->getNumberGridCollections() == 1) {
const shared_ptr<XdmfGridCollection> grid =
domain->getGridCollection(0);
writer->write(exodusFileName.str(),
grid);
std::cout << "Wrote: " << exodusFileName.str() << std::endl;
}
else {
XdmfError::message(XdmfError::FATAL,
"Cannot find grid in Xdmf file to convert to "
"exodus.");
}
}
else {
// Exodus to Xdmf
std::stringstream heavyFileName;
heavyFileName << meshName << ".h5";
shared_ptr<XdmfHDF5Writer> heavyDataWriter =
XdmfHDF5Writer::New(heavyFileName.str());
heavyDataWriter->setReleaseData(true);
shared_ptr<XdmfExodusReader> exodusReader = XdmfExodusReader::New();
shared_ptr<XdmfUnstructuredGrid> readGrid =
exodusReader->read(inputFileName,
heavyDataWriter);
shared_ptr<XdmfDomain> newDomain = XdmfDomain::New();
newDomain->insert(readGrid);
std::stringstream xmlFileName;
xmlFileName << meshName << ".xmf";
shared_ptr<XdmfWriter> writer = XdmfWriter::New(xmlFileName.str(),
heavyDataWriter);
newDomain->accept(writer);
std::cout << "Wrote: " << xmlFileName.str() << std::endl;
}
}
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