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ProcessBoundaryExtract.cpp
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2 //
3 // File: ProcessBoundaryExtract.cpp
4 //
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9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10 // Department of Aeronautics, Imperial College London (UK), and Scientific
11 // Computing and Imaging Institute, University of Utah (USA).
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31 //
32 // Description: Set up boundary to be extracted when writing fld file.
33 //
34 ////////////////////////////////////////////////////////////////////////////////
35 
36 #include <iostream>
37 #include <string>
38 using namespace std;
39 
40 #include "ProcessBoundaryExtract.h"
41 
44 
45 namespace Nektar
46 {
47 namespace FieldUtils
48 {
49 
50 ModuleKey ProcessBoundaryExtract::className =
52  ModuleKey(eProcessModule, "extract"),
53  ProcessBoundaryExtract::create,
54  "Extract Boundary field");
55 
56 ProcessBoundaryExtract::ProcessBoundaryExtract(FieldSharedPtr f)
57  : ProcessModule(f)
58 {
59  // set up dafault values.
60  m_config["bnd"] = ConfigOption(false, "All", "Boundary to be extracted");
61  m_config["fldtoboundary"] =
62  ConfigOption(true, "NotSet", "Extract fld values to boundary");
63  m_config["addnormals"] =
64  ConfigOption(true, "NotSet", "Add normals to output");
65 
66  f->m_writeBndFld = true;
67  f->m_declareExpansionAsContField = true;
68  f->m_requireBoundaryExpansion = true;
69 }
70 
72 {
73 }
74 
75 void ProcessBoundaryExtract::Process(po::variables_map &vm)
76 {
77  if (m_f->m_verbose)
78  {
79  if (m_f->m_comm->TreatAsRankZero())
80  {
81  cout << "ProcessBoundaryExtract: Setting up boundary extraction..."
82  << endl;
83  }
84  }
85 
86  m_f->m_fldToBnd = m_config["fldtoboundary"].m_beenSet;
87  m_f->m_addNormals = m_config["addnormals"].m_beenSet;
88 
89  // check for correct input files
90  if ((m_f->m_inputfiles.count("xml") == 0) &&
91  (m_f->m_inputfiles.count("xml.gz") == 0))
92  {
93  cout << "An xml or xml.gz input file must be specified for the "
94  "boundary extraction module"
95  << endl;
96  exit(3);
97  }
98 
99  if (m_f->m_fldToBnd)
100  {
101  if ((m_f->m_inputfiles.count("fld") == 0) &&
102  (m_f->m_inputfiles.count("chk") == 0) &&
103  (m_f->m_inputfiles.count("rst") == 0))
104  {
105  cout << "A fld or chk or rst input file must be specified for "
106  << "the boundary extraction module with fldtoboundary option."
107  << endl;
108 
109  exit(3);
110  }
111  }
112 
113  // Set up Field options to output boundary fld
114  string bvalues = m_config["bnd"].as<string>();
115 
116  if (boost::iequals(bvalues, "All"))
117  {
118  int numBndExp = 0;
119 
121  m_f->m_exp[0]->GetGraph());
123  bcs.GetBoundaryRegions();
124 
125  SpatialDomains::BoundaryRegionCollection::const_iterator breg_it;
126  for (breg_it = bregions.begin(); breg_it != bregions.end(); ++breg_it)
127  {
128  numBndExp = max(numBndExp, breg_it->first);
129  }
130  // assuming all boundary regions are consecutive number if
131  // regions is one more tham maximum id
132  numBndExp++;
133 
134  // not all partitions in parallel touch all boundaries so
135  // find maximum number of boundaries
136  m_f->m_session->GetComm()->AllReduce(numBndExp,
138 
139  // THis presumes boundary regions are numbered consecutively
140  for (int i = 0; i < numBndExp; ++i)
141  {
142  m_f->m_bndRegionsToWrite.push_back(i);
143  }
144  }
145  else
146  {
148  m_f->m_bndRegionsToWrite),
149  "Failed to interpret bnd values string");
150  }
151 }
152 }
153 }
map< string, ConfigOption > m_config
List of configuration values.
#define ASSERTL0(condition, msg)
Definition: ErrorUtil.hpp:198
static bool GenerateOrderedVector(const char *const str, std::vector< unsigned int > &vec)
Definition: ParseUtils.hpp:97
Represents a command-line configuration option.
virtual void Process(po::variables_map &vm)
STL namespace.
pair< ModuleType, string > ModuleKey
boost::shared_ptr< Field > FieldSharedPtr
Definition: Field.hpp:740
std::map< int, BoundaryRegionShPtr > BoundaryRegionCollection
Definition: Conditions.h:217
const BoundaryRegionCollection & GetBoundaryRegions(void) const
Definition: Conditions.h:238
Abstract base class for processing modules.
ModuleFactory & GetModuleFactory()
FieldSharedPtr m_f
Field object.
tKey RegisterCreatorFunction(tKey idKey, CreatorFunction classCreator, tDescription pDesc="")
Register a class with the factory.
Definition: NekFactory.hpp:215