vtk-m/vtkm/filter/CellMeasures.hxx
Kenneth Moreland d3a6def082 Update filters that use FieldCell to use FieldFilter instead
We no longer need to use this deprecated name for a filter class.
2020-08-10 17:25:55 -06:00

65 lines
2.1 KiB
C++

//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
//
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//============================================================================
#ifndef vtk_m_filter_CellMeasures_hxx
#define vtk_m_filter_CellMeasures_hxx
#include <vtkm/cont/DynamicCellSet.h>
#include <vtkm/cont/ErrorFilterExecution.h>
namespace vtkm
{
namespace filter
{
//-----------------------------------------------------------------------------
template <typename IntegrationType>
inline VTKM_CONT CellMeasures<IntegrationType>::CellMeasures()
: vtkm::filter::FilterField<CellMeasures<IntegrationType>>()
{
this->SetUseCoordinateSystemAsField(true);
this->SetCellMeasureName("measure");
}
//-----------------------------------------------------------------------------
template <typename IntegrationType>
template <typename T, typename StorageType, typename DerivedPolicy>
inline VTKM_CONT vtkm::cont::DataSet CellMeasures<IntegrationType>::DoExecute(
const vtkm::cont::DataSet& input,
const vtkm::cont::ArrayHandle<vtkm::Vec<T, 3>, StorageType>& points,
const vtkm::filter::FieldMetadata& fieldMeta,
const vtkm::filter::PolicyBase<DerivedPolicy>& policy)
{
if (fieldMeta.IsPointField() == false)
{
throw vtkm::cont::ErrorFilterExecution("CellMeasures expects point field input.");
}
const auto& cellset = input.GetCellSet();
vtkm::cont::ArrayHandle<T> outArray;
this->Invoke(vtkm::worklet::CellMeasure<IntegrationType>{},
vtkm::filter::ApplyPolicyCellSet(cellset, policy, *this),
points,
outArray);
std::string outputName = this->GetCellMeasureName();
if (outputName.empty())
{
// Default name is name of input.
outputName = "measure";
}
return CreateResultFieldCell(input, outArray, outputName);
}
}
} // namespace vtkm::filter
#endif