vtkMoabReader Class Reference

#include <vtkMoabReader.h>

Public Member Functions
	vtkTypeMacro (vtkMoabReader, vtkMultiBlockDataSetAlgorithm) void PrintSelf(ostream &os
	vtkSetStringMacro (FileName)
	vtkGetStringMacro (FileName)
Static Public Member Functions
static vtkMoabReader *	New ()
Public Attributes
vtkIndent	indent
Protected Member Functions
	vtkMoabReader ()
	~vtkMoabReader ()
int	RequestInformation (vtkInformation *vtkNotUsed(request), vtkInformationVector **vtkNotUsed(inputVector), vtkInformationVector *outputVector)
int	RequestData (vtkInformation *vtkNotUsed(request), vtkInformationVector **vtkNotUsed(inputVector), vtkInformationVector *outputVector)
Private Member Functions
void	CreateSubBlocks (vtkNew< vtkMultiBlockDataSet > &root, smoab::Interface *interface, smoab::Tag const *parentTag, smoab::Tag const *extractTag=NULL)
void	ExtractShell (vtkNew< vtkMultiBlockDataSet > &root, smoab::Interface *interface, smoab::Tag const *parentTag)
	vtkMoabReader (const vtkMoabReader &)
void	operator= (const vtkMoabReader &)
Private Attributes
char *	FileName

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Detailed Description

Definition at line 17 of file vtkMoabReader.h.

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Constructor & Destructor Documentation

vtkMoabReader::vtkMoabReader

(

)

[protected]

vtkMoabReader::~vtkMoabReader

(

)

[protected]

Definition at line 26 of file vtkMoabReader.cxx.

  {
  }

vtkMoabReader::vtkMoabReader

(

const vtkMoabReader &

)

[private]

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Member Function Documentation

void vtkMoabReader::CreateSubBlocks	(	vtkNew< vtkMultiBlockDataSet > &	root,
		smoab::Interface *	interface,
		smoab::Tag const *	parentTag,
		smoab::Tag const *	extractTag = NULL
	)		[private]

Definition at line 97 of file vtkMoabReader.cxx.

References moab::Range::begin(), moab::Range::clear(), moab::Range::end(), smoab::DataSetConverter::fill(), smoab::Interface::findEntitiesWithTag(), smoab::Interface::findEntityRootParents(), smoab::Interface::getRoot(), moab::intersect(), NAME, smoab::Interface::name(), smoab::DataSetConverter::readMaterialIds(), and smoab::DataSetConverter::readProperties().

Referenced by RequestData().

{
  if(!extractTag)
    {
    extractTag = parentTag;
    }
  //basic premise: query the database for all tagged elements and create a new
  //multiblock elemenent for each
  smoab::DataSetConverter converter(*interface,extractTag);
  converter.readMaterialIds(true);
  converter.readProperties(true);

  smoab::EntityHandle rootHandle = interface->getRoot();
  smoab::Range parents = interface->findEntityRootParents(rootHandle);
  smoab::Range dimEnts = interface->findEntitiesWithTag(*parentTag,
                                                       rootHandle);

  smoab::Range geomParents = smoab::intersect(parents,dimEnts);

  parents.clear(); //remove this range as it is unneeded
  dimEnts.clear();

  //now each item in range can be extracted into a different grid
  typedef smoab::Range::iterator iterator;
  vtkIdType index = 0;
  for(iterator i=geomParents.begin(); i != geomParents.end(); ++i)
    {
    vtkNew<vtkUnstructuredGrid> block;
    //fill the dataset with geometry and properties
    converter.fill(*i, block.GetPointer(),index);

    //only add it if we have cells found
    if(block->GetNumberOfCells() > 0)
      {
      root->SetBlock(index,block.GetPointer());
      std::string name = interface->name(*i);
      if(name.size() > 0)
        {
        root->GetMetaData(index)->Set(vtkCompositeDataSet::NAME(), name.c_str());
        }
      ++index;
      }
    }
}

void vtkMoabReader::ExtractShell	(	vtkNew< vtkMultiBlockDataSet > &	root,
		smoab::Interface *	interface,
		smoab::Tag const *	parentTag
	)		[private]

static vtkMoabReader* vtkMoabReader::New

(

)

[static]

void vtkMoabReader::operator=

(

const vtkMoabReader &

)

[private]

int vtkMoabReader::RequestData	(	vtkInformation *	vtkNotUsedrequest,
		vtkInformationVector **	vtkNotUsedinputVector,
		vtkInformationVector *	outputVector
	)		[protected]

Definition at line 42 of file vtkMoabReader.cxx.

References CreateSubBlocks(), FileName, NAME, and output.

{
  //First pass is lets load in all 3d elements in a block called Volumes,
  //and load all 2d elements in a block called Surfaces

  vtkInformation* outInfo = outputVector->GetInformationObject(0);
  vtkMultiBlockDataSet *output =
    vtkMultiBlockDataSet::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT()));

  vtkNew<vtkMultiBlockDataSet> volumeRoot;
  vtkNew<vtkMultiBlockDataSet> boundaryRoot;
  vtkNew<vtkMultiBlockDataSet> surfaceRoot;
  vtkNew<vtkMultiBlockDataSet> materialRoot;
  vtkNew<vtkMultiBlockDataSet> neumannRoot;
  vtkNew<vtkMultiBlockDataSet> dirichletRoot;

  const int blockIndex = output->GetNumberOfBlocks();
  output->SetBlock(blockIndex,volumeRoot.GetPointer());
  output->SetBlock(blockIndex+1,boundaryRoot.GetPointer());
  output->SetBlock(blockIndex+2,surfaceRoot.GetPointer());
  output->SetBlock(blockIndex+3,materialRoot.GetPointer());
  output->SetBlock(blockIndex+4,neumannRoot.GetPointer());
  output->SetBlock(blockIndex+5,dirichletRoot.GetPointer());

  //boring work, set the names of the blocks
  output->GetMetaData(blockIndex)->Set(vtkCompositeDataSet::NAME(), "Volumes");
  output->GetMetaData(blockIndex+1)->Set(vtkCompositeDataSet::NAME(), "Boundary");
  output->GetMetaData(blockIndex+2)->Set(vtkCompositeDataSet::NAME(), "Surfaces");
  output->GetMetaData(blockIndex+3)->Set(vtkCompositeDataSet::NAME(), "Material");
  output->GetMetaData(blockIndex+4)->Set(vtkCompositeDataSet::NAME(), "Neumann Sets");
  output->GetMetaData(blockIndex+5)->Set(vtkCompositeDataSet::NAME(), "Dirichlet Sets");

  smoab::GeomTag geom3Tag(3);
  smoab::GeomTag geom2Tag(2);
  smoab::GeomTag geom1Tag(1);
  smoab::MaterialTag matTag;
  smoab::NeumannTag neTag;
  smoab::DirichletTag diTag;

  smoab::Interface interface(this->FileName);
  this->CreateSubBlocks(volumeRoot, &interface, &geom3Tag);
  this->CreateSubBlocks(boundaryRoot, &interface, &geom3Tag, &geom2Tag);

  this->CreateSubBlocks(surfaceRoot, &interface, &geom2Tag);
  this->CreateSubBlocks(materialRoot, &interface, &matTag, &geom3Tag);
  this->CreateSubBlocks(neumannRoot, &interface, &neTag);
  this->CreateSubBlocks(dirichletRoot, &interface, &diTag);

  return 1;
}

int vtkMoabReader::RequestInformation	(	vtkInformation *	vtkNotUsedrequest,
		vtkInformationVector **	vtkNotUsedinputVector,
		vtkInformationVector *	outputVector
	)		[protected]

Definition at line 31 of file vtkMoabReader.cxx.

{

  //todo. Walk the file and display all the 2d and 3d elements that the users
  //could possibly want to load
  return this->Superclass::RequestInformation(request,inputVector,outputVector);
}

vtkMoabReader::vtkGetStringMacro

(

FileName

)

vtkMoabReader::vtkSetStringMacro

(

FileName

)

vtkMoabReader::vtkTypeMacro	(	vtkMoabReader	,
		vtkMultiBlockDataSetAlgorithm
	)

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Member Data Documentation

char* vtkMoabReader::FileName [private]

Definition at line 50 of file vtkMoabReader.h.

Referenced by RequestData().

vtkIndent vtkMoabReader::indent

Definition at line 21 of file vtkMoabReader.h.

List of all members.

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The documentation for this class was generated from the following files:

• vtkMoabReader.h
• vtkMoabReader.cxx