bool Excn::ExodusFile::create_output(const SystemInterface& si)
// Create output file...
{
outputFilename_ = si.outputName_;
int mode = EX_CLOBBER | exodusMode_;
if (si.ints_64_bit())
mode |= EX_ALL_INT64_DB;
std::cout << "Output: '" << outputFilename_ << "'" << std::endl;
outputId_ = ex_create(outputFilename_.c_str(), mode,
&cpuWordSize_, &ioWordSize_);
if (outputId_ < 0) {
std::cerr << "Cannot open file '" << outputFilename_ << "'" << std::endl;
return false;
}
std::cout << "IO Word size is " << ioWordSize_ << " bytes.\n";
ex_set_max_name_length(outputId_, maximumNameLength_);
return true;
}
bool Excn::ExodusFile::initialize(const SystemInterface& si)
{
// See if we can keep files open
size_t max_files = get_free_descriptor_count();
if (si.inputFiles_.size() <= max_files) {
keepOpen_ = true;
if (si.debug() & 1)
std::cout << "Files kept open... (Max open = " << max_files << ")\n\n";
} else {
keepOpen_ = false;
std::cout << "Single file mode... (Max open = " << max_files << ")\n"
<< "Consider using the -subcycle option for faster execution...\n\n";
}
float version = 0.0;
// create exo names
filenames_.resize(si.inputFiles_.size());
fileids_.resize(si.inputFiles_.size());
int int_byte_size_api = 4;
if (si.ints_64_bit())
int_byte_size_api = 8;
int overall_max_name_length = 0;
for(size_t p = 0; p < si.inputFiles_.size(); p++) {
std::string name = si.inputFiles_[p];
filenames_[p] = name;
if (p == 0) {
int cpu_word_size = sizeof(float);
int io_wrd_size = 0;
int exoid = ex_open(filenames_[p].c_str(),
EX_READ, &cpu_word_size,
&io_wrd_size, &version);
if (exoid < 0) {
std::cerr << "Cannot open file '" << filenames_[p] << "'" << std::endl;
return false;
}
int max_name_length = ex_inquire_int(exoid, EX_INQ_DB_MAX_USED_NAME_LENGTH);
if (max_name_length > overall_max_name_length)
overall_max_name_length = max_name_length;
ex_close(exoid);
if (io_wrd_size < (int)sizeof(float))
io_wrd_size = sizeof(float);
ioWordSize_ = io_wrd_size;
cpuWordSize_ = io_wrd_size;
if (ex_int64_status(exoid & EX_ALL_INT64_DB) || si.ints_64_bit()) {
exodusMode_ = EX_ALL_INT64_API;
}
}
if (keepOpen_ || p == 0) {
int io_wrd_size = 0;
int mode = EX_READ | exodusMode_;
fileids_[p] = ex_open(filenames_[p].c_str(),
mode, &cpuWordSize_,
&io_wrd_size, &version);
if (fileids_[p] < 0) {
std::cerr << "Cannot open file '" << filenames_[p] << "'" << std::endl;
return false;
}
SMART_ASSERT(ioWordSize_ == io_wrd_size)(ioWordSize_)(io_wrd_size);
}
std::cout << "Part " << p+1 << ": '" << name.c_str() << "'" << std::endl;
}
maximumNameLength_ = overall_max_name_length;
for(size_t p = 0; p < si.inputFiles_.size(); p++) {
ex_set_max_name_length(fileids_[p], maximumNameLength_);
}
return true;
}