ErrorCode WriteVtk::write_file(const char *file_name,
const bool overwrite,
const FileOptions& opts,
const EntityHandle *output_list,
const int num_sets,
const std::vector<std::string>& /* qa_list */,
const Tag* tag_list,
int num_tags,
int /* export_dimension */)
{
ErrorCode rval;
// Get precision for node coordinates
int precision;
if (MB_SUCCESS != opts.get_int_option("PRECISION", precision))
precision = DEFAULT_PRECISION;
if (MB_SUCCESS == opts.get_null_option("STRICT"))
mStrict = true;
else if (MB_SUCCESS == opts.get_null_option("RELAXED"))
mStrict = false;
else
mStrict = DEFAULT_STRICT;
// Get entities to write
Range nodes, elems;
rval = gather_mesh(output_list, num_sets, nodes, elems);
if (MB_SUCCESS != rval)
return rval;
// Honor overwrite flag
if (!overwrite) {
rval = writeTool->check_doesnt_exist(file_name);
if (MB_SUCCESS != rval)
return rval;
}
// Create file
std::ofstream file(file_name);
if (!file) {
MB_SET_ERR(MB_FILE_WRITE_ERROR, "Could not open file: " << file_name);
}
file.precision(precision);
// Write file
if ((rval = write_header(file )) != MB_SUCCESS ||
(rval = write_nodes( file, nodes )) != MB_SUCCESS ||
(rval = write_elems( file, nodes, elems)) != MB_SUCCESS ||
(rval = write_tags ( file, true, nodes, tag_list, num_tags)) != MB_SUCCESS ||
(rval = write_tags ( file, false, elems, tag_list, num_tags)) != MB_SUCCESS) {
file.close();
remove(file_name);
return rval;
}
return MB_SUCCESS;
}
ErrorCode ReadDamsel::parse_options(const FileOptions &opts,
bool ¶llel)
{
// Handle parallel options
std::string junk;
bool use_mpio = (MB_SUCCESS == opts.get_null_option("USE_MPIO"));
ErrorCode rval = opts.match_option("PARALLEL", "READ_PART");
parallel = (rval != MB_ENTITY_NOT_FOUND);
nativeParallel = (rval == MB_SUCCESS);
if (use_mpio && !parallel) {
readMeshIface->report_error( "'USE_MPIO' option specified w/out 'PARALLEL' option" );
return MB_NOT_IMPLEMENTED;
}
return MB_SUCCESS;
}
ErrorCode ReadNC::parse_options(const FileOptions& opts, std::vector<std::string>& var_names, std::vector<int>& tstep_nums,
std::vector<double>& tstep_vals)
{
int tmpval;
if (MB_SUCCESS == opts.get_int_option("DEBUG_IO", 1, tmpval)) {
dbgOut.set_verbosity(tmpval);
dbgOut.set_prefix("NC ");
}
ErrorCode rval = opts.get_strs_option("VARIABLE", var_names);
if (MB_TYPE_OUT_OF_RANGE == rval)
noVars = true;
else
noVars = false;
opts.get_ints_option("TIMESTEP", tstep_nums);
opts.get_reals_option("TIMEVAL", tstep_vals);
rval = opts.get_null_option("NOMESH");
if (MB_SUCCESS == rval)
noMesh = true;
rval = opts.get_null_option("SPECTRAL_MESH");
if (MB_SUCCESS == rval)
spectralMesh = true;
rval = opts.get_null_option("NO_MIXED_ELEMENTS");
if (MB_SUCCESS == rval)
noMixedElements = true;
rval = opts.get_null_option("NO_EDGES");
if (MB_SUCCESS == rval)
noEdges = true;
if (2 <= dbgOut.get_verbosity()) {
if (!var_names.empty()) {
std::cerr << "Variables requested: ";
for (unsigned int i = 0; i < var_names.size(); i++)
std::cerr << var_names[i];
std::cerr << std::endl;
}
if (!tstep_nums.empty()) {
std::cerr << "Timesteps requested: ";
for (unsigned int i = 0; i < tstep_nums.size(); i++)
std::cerr << tstep_nums[i];
std::cerr << std::endl;
}
if (!tstep_vals.empty()) {
std::cerr << "Time vals requested: ";
for (unsigned int i = 0; i < tstep_vals.size(); i++)
std::cerr << tstep_vals[i];
std::cerr << std::endl;
}
}
rval = opts.get_int_option("GATHER_SET", 0, gatherSetRank);
if (MB_TYPE_OUT_OF_RANGE == rval) {
MB_SET_ERR(rval, "Invalid value for GATHER_SET option");
}
rval = opts.get_int_option("TIMESTEPBASE", 0, tStepBase);
if (MB_TYPE_OUT_OF_RANGE == rval) {
MB_SET_ERR(rval, "Invalid value for TIMESTEPBASE option");
}
rval = opts.get_int_option("TRIVIAL_PARTITION_SHIFT", 1, trivialPartitionShift);
if (MB_TYPE_OUT_OF_RANGE == rval) {
MB_SET_ERR(rval, "Invalid value for TRIVIAL_PARTITION_SHIFT option");
}
#ifdef MOAB_HAVE_MPI
isParallel = (opts.match_option("PARALLEL", "READ_PART") != MB_ENTITY_NOT_FOUND);
if (!isParallel)
// Return success here, since rval still has _NOT_FOUND from not finding option
// in this case, myPcomm will be NULL, so it can never be used; always check for isParallel
// before any use for myPcomm
return MB_SUCCESS;
int pcomm_no = 0;
rval = opts.get_int_option("PARALLEL_COMM", pcomm_no);
if (MB_TYPE_OUT_OF_RANGE == rval) {
MB_SET_ERR(rval, "Invalid value for PARALLEL_COMM option");
}
myPcomm = ParallelComm::get_pcomm(mbImpl, pcomm_no);
if (0 == myPcomm) {
myPcomm = new ParallelComm(mbImpl, MPI_COMM_WORLD);
}
const int rank = myPcomm->proc_config().proc_rank();
dbgOut.set_rank(rank);
int dum;
rval = opts.match_option("PARTITION_METHOD", ScdParData::PartitionMethodNames, dum);
if (MB_FAILURE == rval) {
MB_SET_ERR(rval, "Unknown partition method specified");
}
else if (MB_ENTITY_NOT_FOUND == rval)
partMethod = ScdParData::ALLJORKORI;
else
partMethod = dum;
#endif
return MB_SUCCESS;
}
// Generic load function for both ASCII and binary. Calls
// pure-virtual function implemented in subclasses to read
// the data from the file.
ErrorCode ReadSTL::load_file(const char* filename,
const EntityHandle* /* file_set */,
const FileOptions& opts,
const ReaderIface::SubsetList* subset_list,
const Tag* file_id_tag)
{
if (subset_list) {
MB_SET_ERR(MB_UNSUPPORTED_OPERATION, "Reading subset of files not supported for STL");
}
ErrorCode result;
std::vector<ReadSTL::Triangle> triangles;
bool is_ascii = false, is_binary = false;
if (MB_SUCCESS == opts.get_null_option("ASCII"))
is_ascii = true;
if (MB_SUCCESS == opts.get_null_option("BINARY"))
is_binary = true;
if (is_ascii && is_binary) {
MB_SET_ERR(MB_FAILURE, "Conflicting options: BINARY ASCII");
}
bool big_endian = false, little_endian = false;
if (MB_SUCCESS == opts.get_null_option("BIG_ENDIAN"))
big_endian = true;
if (MB_SUCCESS == opts.get_null_option("LITTLE_ENDIAN"))
little_endian = true;
if (big_endian && little_endian) {
MB_SET_ERR(MB_FAILURE, "Conflicting options: BIG_ENDIAN LITTLE_ENDIAN");
}
ByteOrder byte_order = big_endian ? STL_BIG_ENDIAN
: little_endian ? STL_LITTLE_ENDIAN
: STL_UNKNOWN_BYTE_ORDER;
if (is_ascii)
result = ascii_read_triangles(filename, triangles);
else if (is_binary)
result = binary_read_triangles(filename, byte_order, triangles);
else {
// Try ASCII first
result = ascii_read_triangles(filename, triangles);
if (MB_SUCCESS != result)
// ASCII failed, try binary
result = binary_read_triangles(filename, byte_order, triangles);
}
if (MB_SUCCESS != result)
return result;
// Create a std::map from position->handle, and such
// that all positions are specified, and handles are zero.
std::map<Point, EntityHandle> vertex_map;
for (std::vector<Triangle>::iterator i = triangles.begin(); i != triangles.end(); ++i) {
vertex_map[i->points[0]] = 0;
vertex_map[i->points[1]] = 0;
vertex_map[i->points[2]] = 0;
}
// Create vertices
std::vector<double*> coord_arrays;
EntityHandle vtx_handle = 0;
result = readMeshIface->get_node_coords(3, vertex_map.size(), MB_START_ID,
vtx_handle, coord_arrays);
if (MB_SUCCESS != result)
return result;
// Copy vertex coordinates into entity sequence coordinate arrays
// and copy handle into vertex_map.
double *x = coord_arrays[0], *y = coord_arrays[1], *z = coord_arrays[2];
for (std::map<Point, EntityHandle>::iterator i = vertex_map.begin();
i != vertex_map.end(); ++i) {
i->second = vtx_handle; ++vtx_handle;
*x = i->first.coords[0]; ++x;
*y = i->first.coords[1]; ++y;
*z = i->first.coords[2]; ++z;
}
// Allocate triangles
EntityHandle elm_handle = 0;
EntityHandle* connectivity;
result = readMeshIface->get_element_connect(triangles.size(),
3,
MBTRI,
MB_START_ID,
elm_handle,
connectivity);
if (MB_SUCCESS != result)
return result;
// Use vertex_map to recover triangle connectivity from
// vertex coordinates.
EntityHandle *conn_sav = connectivity;
for (std::vector<Triangle>::iterator i = triangles.begin(); i != triangles.end(); ++i) {
*connectivity = vertex_map[i->points[0]]; ++connectivity;
*connectivity = vertex_map[i->points[1]]; ++connectivity;
*connectivity = vertex_map[i->points[2]]; ++connectivity;
}
// Notify MOAB of the new elements
result = readMeshIface->update_adjacencies(elm_handle, triangles.size(),
3, conn_sav);
if (MB_SUCCESS != result)
return result;
if (file_id_tag) {
Range vertices(vtx_handle, vtx_handle + vertex_map.size() - 1);
Range elements(elm_handle, elm_handle + triangles.size() - 1);
readMeshIface->assign_ids(*file_id_tag, vertices);
readMeshIface->assign_ids(*file_id_tag, elements);
}
return MB_SUCCESS;
}
