C++ Pointer::getNumberOfTuples方法代码示例

    /**
     * @brief
     * @param parentId
     * @return
     */
    virtual int readH5Data(hid_t parentId)
    {
      int err = 0;

      resize(0);
      IDataArray::Pointer p = H5DataArrayReader::ReadIDataArray(parentId, getName());
      if (p.get() == NULL)
      {
        return -1;
      }
      m_Array = reinterpret_cast<T*>(p->getVoidPointer(0));
      m_Size = p->getSize();
      m_OwnsData = true;
      m_MaxId = (m_Size == 0) ? 0 : m_Size - 1;
      m_IsAllocated = true;
      m_Name = p->getName();
      m_NumTuples = p->getNumberOfTuples();
      m_CompDims = p->getComponentDimensions();
      m_NumComponents = p->getNumberOfComponents();

      // Tell the intermediate DataArray to release ownership of the data as we are going to be responsible
      // for deleting the memory
      p->releaseOwnership();
      return err;
    }

IDataArray::Pointer copyCellData(IDataArray::Pointer inputData, int32_t features, int32_t* featureIds)
{
  QString featureArrayName = inputData->getName();

  typename DataArray<T>::Pointer cell = std::dynamic_pointer_cast<DataArray<T> >(inputData);
  if (NULL == cell) { return IDataArray::NullPointer(); }

  QVector<size_t> dims = inputData->getComponentDimensions();
  typename DataArray<T>::Pointer feature = DataArray<T>::CreateArray(features, dims, featureArrayName);

  T* fPtr = feature->getPointer(0);
  T* cPtr = cell->getPointer(0);

  int32_t numComp = cell->getNumberOfComponents();
  int32_t featureIdx = 0;

  size_t cells = inputData->getNumberOfTuples();
  for (size_t i = 0; i < cells; ++i)
  {
    // Get the feature id (or what ever the user has selected as their "Feature" identifier
    featureIdx = featureIds[i];
    // Now get the pointer to the start of the tuple for the Cell Array at the given Feature Id Index value
    T* cSourcePtr = cPtr + (numComp * i);
    // Now get the pointer to the start of the tuple for the Feature Array at the proper index
    T* fDestPtr = fPtr + (numComp * featureIdx);

    // Now just raw copy the bytes from the source to the destination
    ::memcpy(fDestPtr, cSourcePtr, sizeof(T) * numComp);
  }
  return feature;
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void MoveData::dataCheck()
{
  setErrorCondition(0);
  DataArrayPath amSrcPath = getAttributeMatrixSource();
  DataArrayPath amDestPath = getAttributeMatrixDestination();
  DataArrayPath daSrcPath = getDataArraySource();

  if (getWhatToMove() == k_MoveAttributeMatrix)
  {
    DataContainer::Pointer amDestDataContainer = getDataContainerArray()->getPrereqDataContainer<AbstractFilter>(this, getDataContainerDestination());
    DataContainer::Pointer amSrcDataContainer = getDataContainerArray()->getPrereqDataContainer<AbstractFilter>(this, amSrcPath.getDataContainerName());
    AttributeMatrix::Pointer amSrcAttributeMatrix = getDataContainerArray()->getPrereqAttributeMatrixFromPath<AbstractFilter>(this, amSrcPath, -301);

    if(getErrorCondition() < 0) { return; }

    if (amSrcDataContainer->getName() == amDestDataContainer->getName())
    {
      QString ss = QObject::tr("The source and destination Data Container are the same.  Is this what you meant to do?");
      notifyWarningMessage(getHumanLabel(), ss, getErrorCondition());
      return;
    }

    amDestDataContainer->addAttributeMatrix(amSrcAttributeMatrix->getName(), amSrcAttributeMatrix);
    amSrcDataContainer->removeAttributeMatrix(amSrcAttributeMatrix->getName());
  }
  else if (getWhatToMove() == k_MoveDataArray )
  {
    AttributeMatrix::Pointer daSrcAttributeMatrix = getDataContainerArray()->getPrereqAttributeMatrixFromPath<AbstractFilter>(this, daSrcPath, -301);
    AttributeMatrix::Pointer daDestAttributeMatrix = getDataContainerArray()->getPrereqAttributeMatrixFromPath<AbstractFilter>(this, amDestPath, -301);
    IDataArray::Pointer daSrcDataArray = getDataContainerArray()->getPrereqIDataArrayFromPath<IDataArray, AbstractFilter>(this, daSrcPath);

    if(getErrorCondition() < 0) { return; }

    if (daDestAttributeMatrix->getNumTuples() != daSrcDataArray->getNumberOfTuples())
    {
      setErrorCondition(-11019);
      QString ss = QObject::tr("The number of tuples of source Attribute Array (%1) and destination Attribute Matrix (%2) do not match").arg(daSrcDataArray->getNumberOfTuples()).arg(daDestAttributeMatrix->getNumTuples());
      notifyErrorMessage(getHumanLabel(), ss, getErrorCondition());
      return;
    }
    else if (amSrcPath == amDestPath)
    {
      QString ss = QObject::tr("The source and destination Attribute Matrix are the same.  Is this what you meant to do?");
      notifyWarningMessage(getHumanLabel(), ss, getErrorCondition());
      return;
    }

    daDestAttributeMatrix->addAttributeArray(daSrcPath.getDataArrayName(), daSrcDataArray);
    daSrcAttributeMatrix->removeAttributeArray(daSrcPath.getDataArrayName());
  }
  else
  {
    setErrorCondition(-11020);
    QString ss = QObject::tr("Neither an Attribute Matrix nor an Attribute Array was selected to be moved");
    notifyErrorMessage(getHumanLabel(), ss, getErrorCondition());
    return;
  }
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
int AttributeMatrix::addAttributeArray(const QString& name, IDataArray::Pointer data)
{
    if (data->getName().compare(name) != 0)
    {
        qDebug() << "Adding Attribute Array with different array name than key name" << "\n";
        qDebug() << "Key name: " << name << "\n";
        qDebug() << "Array Name:" << data->getName() << "\n";
        data->setName(name);
    }
    if(getNumTuples() != data->getNumberOfTuples())
    {
        qDebug() << "AttributeMatrix::Name: " << getName() << "  dataArray::name:  " << data->getName() << " Type: " << data->getTypeAsString();
        qDebug() << "getNumTuples(): " << getNumTuples() << "  data->getNumberOfTuples(): " << data->getNumberOfTuples();
    }
    Q_ASSERT(getNumTuples() == data->getNumberOfTuples());

    m_AttributeArrays[name] = data;
    return 0;
}

void copyData(IDataArray::Pointer fromData, IDataArray::Pointer toData, size_t location)
{
  typename DataArray<T>::Pointer fData = std::dynamic_pointer_cast<DataArray<T>>(fromData);
  typename DataArray<T>::Pointer tData = std::dynamic_pointer_cast<DataArray<T>>(toData);

  //only wanting to grab data from tuple 1 to numTuples of the fromData array,s ince the zeroth slot is a placeholder the first AM should already have
  T* src = fData->getPointer(1 * fromData->getNumberOfComponents());
  T* dest = tData->getPointer(location * toData->getNumberOfComponents());
  size_t bytes = sizeof(T) * (fromData->getNumberOfTuples() - 1) * fromData->getNumberOfComponents();
  ::memcpy(dest, src, bytes);
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
bool AttributeMatrix::validateAttributeArraySizes()
{
    int64_t arraySize = 0;
    int64_t matrixSize = getNumTuples();
    for(QMap<QString, IDataArray::Pointer>::iterator iter = m_AttributeArrays.begin(); iter != m_AttributeArrays.end(); ++iter)
    {
        IDataArray::Pointer d = iter.value();
        arraySize = d->getNumberOfTuples();
        if(arraySize != matrixSize)
        {
            return false;
        }
    }
    return true;
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
bool ModifiedLambertProjectionArray::copyData(size_t destTupleOffset, IDataArray::Pointer sourceArray)
{
  if(!m_IsAllocated) { return false; }
  if(0 == m_ModifiedLambertProjectionArray.size()) { return false; }
  if(destTupleOffset >= m_ModifiedLambertProjectionArray.size()) { return false; }
  if(!sourceArray->isAllocated()) { return false; }
  Self* source = dynamic_cast<Self*>(sourceArray.get());

  if(sourceArray->getNumberOfComponents() != getNumberOfComponents()) { return false; }

  if( sourceArray->getNumberOfTuples()*sourceArray->getNumberOfComponents() + destTupleOffset*getNumberOfComponents() > m_ModifiedLambertProjectionArray.size() ) { return false; }

  size_t sourceNTuples = source->getNumberOfTuples();

  for(size_t i = 0; i < sourceNTuples; i++)
  {
    m_ModifiedLambertProjectionArray[destTupleOffset + i] = (*source)[i];
  }

  return true;
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void ChangeResolution::execute()
{
  setErrorCondition(0);
  dataCheck();
  if(getErrorCondition() < 0) { return; }

  DataContainer::Pointer m;
  if(m_SaveAsNewDataContainer == false)
  {
    m = getDataContainerArray()->getDataContainer(getCellAttributeMatrixPath().getDataContainerName());
  }
  else
  {
    m = getDataContainerArray()->getDataContainer(getNewDataContainerName());
  }

  if(m->getGeometryAs<ImageGeom>()->getXRes() == m_Resolution.x
      && m->getGeometryAs<ImageGeom>()->getYRes() == m_Resolution.y
      && m->getGeometryAs<ImageGeom>()->getZRes() == m_Resolution.z)
  {
    return;
  }

  AttributeMatrix::Pointer cellAttrMat = m->getAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName());

  size_t dims[3] = { 0, 0, 0 };
  m->getGeometryAs<ImageGeom>()->getDimensions(dims);

  float sizex = (dims[0]) * m->getGeometryAs<ImageGeom>()->getXRes();
  float sizey = (dims[1]) * m->getGeometryAs<ImageGeom>()->getYRes();
  float sizez = (dims[2]) * m->getGeometryAs<ImageGeom>()->getZRes();
  size_t m_XP = size_t(sizex / m_Resolution.x);
  size_t m_YP = size_t(sizey / m_Resolution.y);
  size_t m_ZP = size_t(sizez / m_Resolution.z);
  if (m_XP == 0) { m_XP = 1; }
  if (m_YP == 0) { m_YP = 1; }
  if (m_ZP == 0) { m_ZP = 1; }
  size_t totalPoints = m_XP * m_YP * m_ZP;

  float x = 0.0f, y = 0.0f, z = 0.0f;
  size_t col = 0, row = 0, plane = 0;
  size_t index;
  size_t index_old;
  std::vector<size_t> newindicies(totalPoints);

  for (size_t i = 0; i < m_ZP; i++)
  {
    QString ss = QObject::tr("Changing Resolution - %1 Percent Complete").arg(((float)i / m->getGeometryAs<ImageGeom>()->getZPoints()) * 100);
    notifyStatusMessage(getMessagePrefix(), getHumanLabel(), ss);
    for (size_t j = 0; j < m_YP; j++)
    {
      for (size_t k = 0; k < m_XP; k++)
      {
        x = (k * m_Resolution.x);
        y = (j * m_Resolution.y);
        z = (i * m_Resolution.z);
        col = size_t(x / m->getGeometryAs<ImageGeom>()->getXRes());
        row = size_t(y / m->getGeometryAs<ImageGeom>()->getYRes());
        plane = size_t(z / m->getGeometryAs<ImageGeom>()->getZRes());
        index_old = (plane * m->getGeometryAs<ImageGeom>()->getXPoints() * m->getGeometryAs<ImageGeom>()->getYPoints()) + (row * m->getGeometryAs<ImageGeom>()->getXPoints()) + col;
        index = (i * m_XP * m_YP) + (j * m_XP) + k;
        newindicies[index] = index_old;
      }
    }
  }

  QVector<size_t> tDims(3, 0);
  tDims[0] = m_XP;
  tDims[1] = m_YP;
  tDims[2] = m_ZP;
  AttributeMatrix::Pointer newCellAttrMat = AttributeMatrix::New(tDims, cellAttrMat->getName(), cellAttrMat->getType());

  QList<QString> voxelArrayNames = cellAttrMat->getAttributeArrayNames();
  for (QList<QString>::iterator iter = voxelArrayNames.begin(); iter != voxelArrayNames.end(); ++iter)
  {
    IDataArray::Pointer p = cellAttrMat->getAttributeArray(*iter);
    // Make a copy of the 'p' array that has the same name. When placed into
    // the data container this will over write the current array with
    // the same name. At least in theory.
    IDataArray::Pointer data = p->createNewArray(p->getNumberOfTuples(), p->getComponentDimensions(), p->getName());
    data->resize(totalPoints);
    void* source = NULL;
    void* destination = NULL;
    size_t newIndicies_I = 0;
    int nComp = data->getNumberOfComponents();
    for (size_t i = 0; i < static_cast<size_t>(totalPoints); i++)
    {
      newIndicies_I = newindicies[i];
      source = p->getVoidPointer((nComp * newIndicies_I));
      destination = data->getVoidPointer((data->getNumberOfComponents() * i));
      ::memcpy(destination, source, p->getTypeSize() * data->getNumberOfComponents());
    }
    cellAttrMat->removeAttributeArray(*iter);
    newCellAttrMat->addAttributeArray(*iter, data);
  }
  m->getGeometryAs<ImageGeom>()->setResolution(m_Resolution.x, m_Resolution.y, m_Resolution.z);
  m->getGeometryAs<ImageGeom>()->setDimensions(m_XP, m_YP, m_ZP);
//.........这里部分代码省略.........

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void WarpRegularGrid::execute()
{
  setErrorCondition(0);
  dataCheck();
  if(getErrorCondition() < 0) { return; }

  DataContainer::Pointer m;
  if (m_SaveAsNewDataContainer == false) { m = getDataContainerArray()->getDataContainer(getCellAttributeMatrixPath().getDataContainerName()); }
  else { m = getDataContainerArray()->getDataContainer(getNewDataContainerName()); }

  AttributeMatrix::Pointer cellAttrMat = m->getAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName());
  AttributeMatrix::Pointer newCellAttrMat = cellAttrMat->deepCopy();

  size_t dims[3] = { 0, 0, 0 };
  m->getGeometryAs<ImageGeom>()->getDimensions(dims);
  float res[3] = { 0.0f, 0.0f, 0.0f };
  m->getGeometryAs<ImageGeom>()->getResolution(res);
  size_t totalPoints = m->getGeometryAs<ImageGeom>()->getNumberOfElements();

  float x = 0.0f, y = 0.0f, z = 0.0f;
  float newX = 0.0f, newY = 0.0f;
  int col = 0.0f, row = 0.0f, plane = 0.0f;
  size_t index;
  size_t index_old;
  std::vector<size_t> newindicies(totalPoints);
  std::vector<bool> goodPoint(totalPoints, true);

  for (size_t i = 0; i < dims[2]; i++)
  {
    QString ss = QObject::tr("Warping Data - %1 Percent Complete").arg(((float)i / dims[2]) * 100);
    notifyStatusMessage(getMessagePrefix(), getHumanLabel(), ss);
    for (size_t j = 0; j < dims[1]; j++)
    {
      for (size_t k = 0; k < dims[0]; k++)
      {
        x = static_cast<float>((k * res[0]));
        y = static_cast<float>((j * res[1]));
        z = static_cast<float>((i * res[2]));
        index = (i * dims[0] * dims[1]) + (j * dims[0]) + k;

        determine_warped_coordinates(x, y, newX, newY);
        col = newX / res[0];
        row = newY / res[1];
        plane = i;

        index_old = (plane * dims[0] * dims[1]) + (row * dims[0]) + col;
        newindicies[index] = index_old;
        if (col > 0 && col < dims[0] && row > 0 && row < dims[1]) { goodPoint[index] = true; }
        else { goodPoint[index] = false; }
      }
    }
  }

  QList<QString> voxelArrayNames = cellAttrMat->getAttributeArrayNames();
  for (QList<QString>::iterator iter = voxelArrayNames.begin(); iter != voxelArrayNames.end(); ++iter)
  {
    IDataArray::Pointer p = cellAttrMat->getAttributeArray(*iter);
    // Make a copy of the 'p' array that has the same name. When placed into
    // the data container this will over write the current array with
    // the same name. At least in theory
    IDataArray::Pointer data = p->createNewArray(p->getNumberOfTuples(), p->getComponentDimensions(), p->getName());
    data->resize(totalPoints);
    void* source = NULL;
    void* destination = NULL;
    size_t newIndicies_I = 0;
    int nComp = data->getNumberOfComponents();
    for (size_t i = 0; i < static_cast<size_t>(totalPoints); i++)
    {
      newIndicies_I = newindicies[i];

      if(goodPoint[i] == true)
      {
        source = p->getVoidPointer((nComp * newIndicies_I));
        destination = data->getVoidPointer((data->getNumberOfComponents() * i));
        ::memcpy(destination, source, p->getTypeSize() * data->getNumberOfComponents());
      }
      else
      {
        int var = 0;
        data->initializeTuple(i, &var);
      }
    }
    cellAttrMat->removeAttributeArray(*iter);
    newCellAttrMat->addAttributeArray(*iter, data);
  }
  m->removeAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName());
  m->addAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName(), newCellAttrMat);

  notifyStatusMessage(getHumanLabel(), "Complete");
}

// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void RegularizeZSpacing::execute()
{
    setErrorCondition(0);
    dataCheck();
    if(getErrorCondition() < 0) {
        return;
    }

    DataContainer::Pointer m = getDataContainerArray()->getDataContainer(getCellAttributeMatrixPath().getDataContainerName());

    size_t dims[3];
    m->getGeometryAs<ImageGeom>()->getDimensions(dims);

    std::ifstream inFile;
    inFile.open(m_InputFile.toLatin1().data());

    float zval = 0.0f;
    std::vector<float> zboundvalues(dims[2] + 1, 0.0);
    for (size_t iter = 0; iter < dims[2] + 1; iter++)
    {
        inFile >> zval;
        zboundvalues[iter] = zval;
    }
    inFile.close();

    float xRes = m->getGeometryAs<ImageGeom>()->getXRes();
    float yRes = m->getGeometryAs<ImageGeom>()->getYRes();

    float sizez = zboundvalues[dims[2]];
    size_t m_XP = dims[0];
    size_t m_YP = dims[1];
    size_t m_ZP = static_cast<size_t>(sizez / m_NewZRes);
    if (m_ZP == 0) {
        m_ZP = 1;
    }
    size_t totalPoints = m_XP * m_YP * m_ZP;

    size_t index = 0, oldindex = 0;
    size_t plane = 0;
    std::vector<size_t> newindicies(totalPoints, 0);
    for (size_t i = 0; i < m_ZP; i++)
    {
        plane = 0;
        for (size_t iter = 1; iter < dims[2]; iter++)
        {
            if ((i * m_NewZRes) > zboundvalues[iter]) {
                plane = iter;
            }
        }
        for (size_t j = 0; j < m_YP; j++)
        {
            for (size_t k = 0; k < m_XP; k++)
            {
                oldindex = (plane * dims[0] * dims[1]) + (j * dims[0]) + k;
                index = (i * dims[0] * dims[1]) + (j * dims[0]) + k;
                newindicies[index] = oldindex;
            }
        }
    }

    AttributeMatrix::Pointer cellAttrMat = m->getAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName());
    QVector<size_t> tDims(3, 0);
    tDims[0] = m_XP;
    tDims[1] = m_YP;
    tDims[2] = m_ZP;
    AttributeMatrix::Pointer newCellAttrMat = AttributeMatrix::New(tDims, cellAttrMat->getName(), cellAttrMat->getType());

    QList<QString> voxelArrayNames = cellAttrMat->getAttributeArrayNames();
    for (QList<QString>::iterator iter = voxelArrayNames.begin(); iter != voxelArrayNames.end(); ++iter)
    {
        IDataArray::Pointer p = cellAttrMat->getAttributeArray(*iter);
        // Make a copy of the 'p' array that has the same name. When placed into
        // the data container this will over write the current array with
        // the same name. At least in theory
        IDataArray::Pointer data = p->createNewArray(p->getNumberOfTuples(), p->getComponentDimensions(), p->getName());
        data->resize(totalPoints);
        void* source = NULL;
        void* destination = NULL;
        size_t newIndicies_I = 0;
        int nComp = data->getNumberOfComponents();
        for (size_t i = 0; i < static_cast<size_t>(totalPoints); i++)
        {
            newIndicies_I = newindicies[i];

            source = p->getVoidPointer((nComp * newIndicies_I));
            destination = data->getVoidPointer((data->getNumberOfComponents() * i));
            ::memcpy(destination, source, p->getTypeSize() * data->getNumberOfComponents());
        }
        cellAttrMat->removeAttributeArray(*iter);
        newCellAttrMat->addAttributeArray(*iter, data);
    }
    m->getGeometryAs<ImageGeom>()->setResolution(xRes, yRes, m_NewZRes);
    m->getGeometryAs<ImageGeom>()->setDimensions(m_XP, m_YP, m_ZP);
    m->removeAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName());
    m->addAttributeMatrix(getCellAttributeMatrixPath().getAttributeMatrixName(), newCellAttrMat);

    notifyStatusMessage(getHumanLabel(), "Complete");
//.........这里部分代码省略.........