int32_t readDataChunk(AttributeMatrix::Pointer attrMat, std::istream& in, bool inPreflight, bool binary,
                      const QString& scalarName, int32_t scalarNumComp)
{
  size_t numTuples = attrMat->getNumTuples();

  QVector<size_t> tDims = attrMat->getTupleDimensions();
  QVector<size_t> cDims(1, scalarNumComp);

  typename DataArray<T>::Pointer data = DataArray<T>::CreateArray(tDims, cDims, scalarName, !inPreflight);
  data->initializeWithZeros();
  attrMat->addAttributeArray(data->getName(), data);
  if (inPreflight == true)
  {
    return skipVolume<T>(in, binary, numTuples * scalarNumComp);
  }
  else
  {
    if (binary)
    {
      int32_t err = vtkReadBinaryData<T>(in, data->getPointer(0), numTuples, scalarNumComp);
      if( err < 0 )
      {
        std::cout << "Error Reading Binary Data '" << scalarName.toStdString() << "' " << attrMat->getName().toStdString()
                  << " numTuples = " << numTuples << std::endl;
        return err;
      }
      if(BIGENDIAN == 0) {data->byteSwapElements(); }
    }
    else
    {
      T value = static_cast<T>(0.0);
      size_t totalSize = numTuples * scalarNumComp;
      for (size_t i = 0; i < totalSize; ++i)
      {
        in >> value;
        data->setValue(i, value);
      }
    }
  }
  return 0;
}
Esempio n. 2
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  int __ValidateArray(typename DataArray<T>::Pointer array, size_t numTuples, int numComp)
  {
    int err = 0;
    DREAM3D_REQUIRED(true, ==, array->isAllocated() );
    size_t nt = array->getNumberOfTuples();
    DREAM3D_REQUIRED(nt, ==, numTuples);
    int nc = array->getNumberOfComponents();
    DREAM3D_REQUIRED(nc, ==, numComp );

    size_t typeSize = array->getTypeSize();
    DREAM3D_REQUIRE_EQUAL(sizeof(T), typeSize);

    size_t numElements = array->getSize();
    DREAM3D_REQUIRED(numElements, ==, (nt * nc) );
    // initialize the array with zeros to get a baseline
    array->initializeWithZeros();
    // Get a pointer to the data and loop through the array making sure all values are Zero
    T* ptr = array->getPointer(0);
    for(size_t i = 0; i < numElements; i++)
    {
      DREAM3D_REQUIRE_EQUAL(0, ptr[i]);
    }
    //Splat another value across the array starting at an offset into the array
    //and test those values made it into the array correctly
    array->initializeWithValue(static_cast<T>(1), numComp);
    for(size_t i = numComp; i < numElements; i++)
    {
      DREAM3D_REQUIRE_EQUAL(static_cast<T>(1), ptr[i]);
    }
    // Initialize the entire array with a value (offset = 0);
    array->initializeWithValue(static_cast<T>(2), 0);
    for(size_t i = 0; i < numElements; i++)
    {
      DREAM3D_REQUIRE_EQUAL(static_cast<T>(2), ptr[i]);
    }

    // Initialize the entire array with a value (offset = 0), this time using the default value for the offset
    array->initializeWithValue(static_cast<T>(3));
    ptr = array->getPointer(0);
    for(size_t i = 0; i < numElements; i++)
    {
      DREAM3D_REQUIRE_EQUAL(static_cast<T>(3), ptr[i]);
      array->setValue(i, static_cast<T>(4));
      T val = array->getValue(i);
      DREAM3D_REQUIRE_EQUAL(val, static_cast<T>(4))
    }


    // Test setting of a Tuple with a value, which means all components of that tuple will have the same value
    size_t index = 0;
    array->initializeWithZeros();
    for(size_t t = 0; t < numTuples; t++)
    {
      array->initializeTuple(t, 6.0);
      for(int j = 0; j < numComp; j++)
      {
        T val = array->getComponent(t, j);
        DREAM3D_REQUIRE_EQUAL(val, (static_cast<T>(6)) )
      }
    }

    // Test setting individual components to a specific value
    index = 0;
    array->initializeWithZeros();
    for(size_t t = 0; t < numTuples; t++)
    {
      for(int j = 0; j < numComp; j++)
      {
        index = t * numComp + j;
        array->setComponent(t, j, static_cast<T>(t + j) );
        T val = array->getComponent(t, j);
        DREAM3D_REQUIRE_EQUAL(val, (static_cast<T>(t + j)))
        val = array->getValue(index);
        DREAM3D_REQUIRE_EQUAL(val, (static_cast<T>(t + j)))
      }
    }


    ///     virtual QVector<size_t> getComponentDimensions()
    // Test resizing the array based on a give number of tuples. The number of Components will stay the same at each tuple
    array->resize(numTuples * 2);
    array->initializeWithZeros(); // Init the grown array to all Zeros
    nt = array->getNumberOfTuples();
    DREAM3D_REQUIRED(nt, ==, (numTuples * 2) );
    nc = array->getNumberOfComponents();
    DREAM3D_REQUIRED(nc, ==, numComp );

    // Test resizing the array to a smaller size
    array->resize(numTuples);
    array->initializeWithZeros(); // Init the grown array to all Zeros
    nt = array->getNumberOfTuples();
    DREAM3D_REQUIRED(nt, ==, (numTuples) );
    nc = array->getNumberOfComponents();
    DREAM3D_REQUIRED(nc, ==, numComp );


    ////clear()

    // This resizes the array to Zero destroying all the data in the process.
    array->clear();
    DREAM3D_REQUIRED(false, ==, array->isAllocated() );
    nt = array->getNumberOfTuples();
    DREAM3D_REQUIRED(nt, ==, 0);
    nc = array->getNumberOfComponents();
    DREAM3D_REQUIRED(nc, ==, numComp);
    nt = array->getSize();
    DREAM3D_REQUIRED(nt, ==, 0);
    ptr = array->getPointer(0);
    DREAM3D_REQUIRED_PTR(ptr, ==, NULL);


    // Test resizing the array to a any larger size
    array->resize(numTuples);
    array->initializeWithZeros(); // Init the grown array to all Zeros
    nt = array->getNumberOfTuples();
    DREAM3D_REQUIRED(nt, ==, (numTuples) );
    nc = array->getNumberOfComponents();
    DREAM3D_REQUIRED(nc, ==, numComp );
    ptr = array->getPointer(0);
    DREAM3D_REQUIRED_PTR(ptr, !=, NULL);

    return err;
  }