smoab::detail::ReadSparseTag Struct Reference

#include <ReadSparseTag.h>

Collaboration diagram for smoab::detail::ReadSparseTag:

Public Member Functions
	ReadSparseTag (const smoab::CellSets &mSets, const smoab::Range &cells, const smoab::Interface &interface)
void	fill (vtkIntArray *array, const Tag *cellTag) const
void	fill (vtkIdTypeArray *array, const Tag *cellTag) const
Private Member Functions
template<typename T >
void	fillRawArray (T *sparseTagArray, std::size_t length, const Tag *cellTag) const
template<typename T >
void	singleSetRead (T *sparseTagArray, const std::vector< int > &values, std::size_t length) const
template<typename T >
void	multiSetRead (T *sparseTagArray, const std::vector< int > &values, std::size_t length, int defaultTagValue) const
Private Attributes
const smoab::Interface &	Interface
const smoab::CellSets &	MeshSets
const smoab::Range &	Cells

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Detailed Description

Definition at line 17 of file ReadSparseTag.h.

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Constructor & Destructor Documentation

smoab::detail::ReadSparseTag::ReadSparseTag	(	const smoab::CellSets &	mSets,
		const smoab::Range &	cells,
		const smoab::Interface &	interface
	)		[inline]

Definition at line 20 of file ReadSparseTag.h.

            : Interface( interface ), MeshSets( mSets ), Cells( cells )
        {
        }

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Member Function Documentation

void smoab::detail::ReadSparseTag::fill	(	vtkIntArray *	array,
		const Tag *	cellTag
	)		const

Definition at line 49 of file ReadSparseTag.h.

References Cells, fillRawArray(), length(), and moab::Range::size().

Referenced by smoab::DataSetConverter::fill(), multiSetRead(), and singleSetRead().

    {
        const std::size_t length = this->Cells.size();
        array->SetNumberOfValues( length );
        int* raw = static_cast< int* >( array->GetVoidPointer( 0 ) );
        this->fillRawArray( raw, length, cellTag );
    }

void smoab::detail::ReadSparseTag::fill	(	vtkIdTypeArray *	array,
		const Tag *	cellTag
	)		const

Definition at line 58 of file ReadSparseTag.h.

References Cells, fillRawArray(), length(), and moab::Range::size().

    {
        const std::size_t length = this->Cells.size();
        array->SetNumberOfValues( length );
        vtkIdType* raw = static_cast< vtkIdType* >( array->GetVoidPointer( 0 ) );
        this->fillRawArray( raw, length, cellTag );
    }

template<typename T >

void smoab::detail::ReadSparseTag::fillRawArray	(	T *	sparseTagArray,
		std::size_t	length,
		const Tag *	cellTag
	)		const [private]

Definition at line 68 of file ReadSparseTag.h.

References smoab::Interface::getDefaultTagVaue(), smoab::Interface::getMoabTag(), smoab::Interface::getTagData(), MeshSets, multiSetRead(), and singleSetRead().

Referenced by fill().

    {

        typedef std::vector< int >::const_iterator IdConstIterator;
        typedef std::vector< int >::iterator IdIterator;
        typedef smoab::CellSets::const_iterator CellSetIterator;

        std::vector< int > sparseTagValues( this->MeshSets.size() );
        //first off iterate the entities and determine which ones
        //have moab material ids

        //todo get proper default value from moab
        //wrap this area with scope, to remove local variables

        {
            const moab::Tag stag = this->Interface.getMoabTag( *sparseTag );
            IdIterator tagIds    = sparseTagValues.begin();
            for( CellSetIterator i = this->MeshSets.begin(); i != this->MeshSets.end(); ++i, ++tagIds )
            {
                //getTagData clobbers defaultValue
                int defaultValue = this->Interface.getDefaultTagVaue< int >( stag );
                *tagIds          = this->Interface.getTagData( stag, i->entity(), defaultValue );
            }

            //now determine ids for all entities that don't have materials
            IdConstIterator maxPos = std::max_element( sparseTagValues.begin(), sparseTagValues.end() );
            int maxValue           = *maxPos;
            for( IdIterator i = sparseTagValues.begin(); i != sparseTagValues.end(); ++i )
            {
                if( *i == -1 )
                {
                    *i = ++maxValue;
                }
            }
        }
        if( this->MeshSets.size() == 1 )
        {
            this->singleSetRead( sparseTagArray, sparseTagValues, length );
        }
        else
        {
            int defaultValue = this->Interface.getDefaultTagVaue< int >( *sparseTag );
            this->multiSetRead( sparseTagArray, sparseTagValues, length, defaultValue );
        }
    }

template<typename T >

void smoab::detail::ReadSparseTag::multiSetRead	(	T *	sparseTagArray,
		const std::vector< int > &	values,
		std::size_t	length,
		int	defaultTagValue
	)		const [private]

Definition at line 127 of file ReadSparseTag.h.

References moab::Range::begin(), Cells, moab::Range::end(), fill(), MeshSets, smoab::RangeToVector(), T, and value().

Referenced by fillRawArray().

    {
        typedef std::vector< smoab::EntityHandle >::const_iterator EntityHandleIterator;
        typedef std::vector< int >::const_iterator IdConstIterator;
        typedef smoab::CellSets::const_iterator CellSetIterator;
        typedef smoab::Range::const_iterator RangeIterator;

        //create the search structure as a range is really slow to search with
        //lower_bounds
        std::vector< smoab::EntityHandle > searchableCells;
        smoab::RangeToVector( this->Cells, searchableCells );

        //pre fill with -1 to mark cells we don't touch, since some cells
        //might no have a default tag
        T defaultValue = T( defaultTagValue );
        std::fill( sparseTagArray, sparseTagArray + numCells, defaultValue );

        EntityHandleIterator s_begin = searchableCells.begin();
        EntityHandleIterator s_end   = searchableCells.end();

        IdConstIterator currentTagValue = sparseTagValues.begin();
        for( CellSetIterator i = this->MeshSets.begin(); i != this->MeshSets.end(); ++i, ++currentTagValue )
        {
            T value = static_cast< T >( *currentTagValue );

            const smoab::Range& entitiesCells = i->cells();
            for( RangeIterator j = entitiesCells.begin(); j != entitiesCells.end(); ++j )
            {
                EntityHandleIterator result = std::lower_bound( s_begin, s_end, *j );
                std::size_t newId           = std::distance( s_begin, result );
                sparseTagArray[newId]       = value;
            }
        }
    }

template<typename T >

void smoab::detail::ReadSparseTag::singleSetRead	(	T *	sparseTagArray,
		const std::vector< int > &	values,
		std::size_t	length
	)		const [private]

Definition at line 116 of file ReadSparseTag.h.

References fill(), T, and value().

Referenced by fillRawArray().

    {

        //now we set all the values as this has a single meshset so we
        //have no complicated logic for mapping each cell to a meshset
        T value = static_cast< T >( values[0] );
        std::fill( sparseTagArray, sparseTagArray + length, value );
    }

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Member Data Documentation

const smoab::Range& smoab::detail::ReadSparseTag::Cells [private]

Definition at line 45 of file ReadSparseTag.h.

Referenced by fill(), and multiSetRead().

const smoab::Interface& smoab::detail::ReadSparseTag::Interface [private]

Definition at line 43 of file ReadSparseTag.h.

const smoab::CellSets& smoab::detail::ReadSparseTag::MeshSets [private]

Definition at line 44 of file ReadSparseTag.h.

Referenced by fillRawArray(), and multiSetRead().

List of all members.

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The documentation for this struct was generated from the following file:

• ReadSparseTag.h