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ProcessBoundaryExtract.cpp
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2 //
3 // File: ProcessBoundaryExtract.cpp
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9 // Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
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31 //
32 // Description: Set up boundary to be extracted when writing fld file.
33 //
34 ////////////////////////////////////////////////////////////////////////////////
35 
36 #include <string>
37 #include <iostream>
38 using namespace std;
39 
40 #include "ProcessBoundaryExtract.h"
41 
44 
45 namespace Nektar
46 {
47 namespace Utilities
48 {
49 
50 ModuleKey ProcessBoundaryExtract::className =
52  ModuleKey(eProcessModule, "extract"),
53  ProcessBoundaryExtract::create, "Extract Boundary field");
54 
55 ProcessBoundaryExtract::ProcessBoundaryExtract(FieldSharedPtr f) : ProcessModule(f)
56 {
57  // set up dafault values.
58  m_config["bnd"] = ConfigOption(false,"All","Boundary to be extracted");
59  m_config["fldtoboundary"] = ConfigOption(true,"NotSet","Extract fld values to boundary");
60  m_config["addnormals"] = ConfigOption(true,"NotSet","Add normals to output");
61 
62 
63  f->m_writeBndFld = true;
64  f->m_declareExpansionAsContField = true;
65 
66 }
67 
69 {
70 }
71 
72 void ProcessBoundaryExtract::Process(po::variables_map &vm)
73 {
74  Timer timer;
75 
76  if (m_f->m_verbose)
77  {
78  if(m_f->m_comm->GetRank() == 0)
79  {
80  cout << "Process Boundary Extract: Setting up boundary extraction..." << endl;
81  timer.Start();
82  }
83  }
84 
85 
86  // check for correct input files
87  if((m_f->m_inputfiles.count("xml") == 0)&&(m_f->m_inputfiles.count("xml.gz") == 0))
88  {
89  cout << "An xml or xml.gz input file must be specified for the boundary extraction module" << endl;
90  exit(3);
91  }
92 
93  if((m_f->m_inputfiles.count("fld") == 0)&&(m_f->m_inputfiles.count("chk") == 0)&&(m_f->m_inputfiles.count("rst") == 0))
94  {
95  cout << "A fld or chk or rst input file must be specified for the boundary extraction module" << endl;
96 
97  exit(3);
98  }
99 
100  // Set up Field options to output boundary fld
101  string bvalues = m_config["bnd"].as<string>();
102 
103  if(boost::iequals(bvalues,"All"))
104  {
105  int numBndExp = 0;
106 
108  m_f->m_exp[0]->GetGraph());
110  bcs.GetBoundaryRegions();
111 
112  SpatialDomains::BoundaryRegionCollection::const_iterator breg_it;
113  for(breg_it = bregions.begin(); breg_it != bregions.end();
114  ++breg_it)
115  {
116  numBndExp = max(numBndExp,breg_it->first);
117  }
118  // assuming all boundary regions are consecutive number if
119  // regions is one more tham maximum id
120  numBndExp++;
121 
122  // not all partitions in parallel touch all boundaries so
123  // find maximum number of boundaries
124  m_f->m_session->GetComm()->AllReduce(numBndExp,LibUtilities::ReduceMax);
125 
126  // THis presumes boundary regions are numbered consecutively
127  for(int i = 0; i < numBndExp; ++i)
128  {
129  m_f->m_bndRegionsToWrite.push_back(i);
130  }
131  }
132  else
133  {
135  m_f->m_bndRegionsToWrite),
136  "Failed to interpret bnd values string");
137  }
138 
139  m_f->m_fldToBnd = m_config["fldtoboundary"].m_beenSet;
140  m_f->m_addNormals = m_config["addnormals"].m_beenSet;
141 
142  if(m_f->m_verbose)
143  {
144  if(m_f->m_comm->GetRank() == 0)
145  {
146  timer.Stop();
147  NekDouble cpuTime = timer.TimePerTest(1);
148 
149  stringstream ss;
150  ss << cpuTime << "s";
151  cout << "Process Boundary Extract CPU Time: " << setw(8) << left
152  << ss.str() << endl;
153  cpuTime = 0.0;
154  }
155  }
156 }
157 
158 }
159 }
160 
161 
#define ASSERTL0(condition, msg)
Definition: ErrorUtil.hpp:161
pair< ModuleType, string > ModuleKey
static bool GenerateOrderedVector(const char *const str, std::vector< unsigned int > &vec)
Definition: ParseUtils.hpp:97
virtual void Process()=0
map< string, ConfigOption > m_config
List of configuration values.
STL namespace.
FieldSharedPtr m_f
Field object.
void Stop()
Definition: Timer.cpp:62
std::map< int, BoundaryRegionShPtr > BoundaryRegionCollection
Definition: Conditions.h:206
double NekDouble
boost::shared_ptr< Field > FieldSharedPtr
Definition: Field.hpp:695
Represents a command-line configuration option.
const BoundaryRegionCollection & GetBoundaryRegions(void) const
Definition: Conditions.h:227
void Start()
Definition: Timer.cpp:51
NekDouble TimePerTest(unsigned int n)
Returns amount of seconds per iteration in a test with n iterations.
Definition: Timer.cpp:108
ModuleFactory & GetModuleFactory()
Abstract base class for processing modules.
tKey RegisterCreatorFunction(tKey idKey, CreatorFunction classCreator, tDescription pDesc="")
Register a class with the factory.
Definition: NekFactory.hpp:215