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https://gitlab.kitware.com/vtk/vtk-m
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c3a3184d51
Sandia National Laboratories recently changed management from the Sandia Corporation to the National Technology & Engineering Solutions of Sandia, LLC (NTESS). The copyright statements need to be updated accordingly.
78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//
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// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_filter_MaskPoints_h
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#define vtk_m_filter_MaskPoints_h
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#include <vtkm/filter/CleanGrid.h>
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#include <vtkm/filter/FilterDataSet.h>
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#include <vtkm/worklet/MaskPoints.h>
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namespace vtkm
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{
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namespace filter
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{
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/// \brief Subselect points using a stride
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///
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/// Extract only every Nth point where N is equal to a stride value
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class MaskPoints : public vtkm::filter::FilterDataSet<MaskPoints>
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{
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public:
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VTKM_CONT
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MaskPoints();
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// When CompactPoints is set, instead of copying the points and point fields
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// from the input, the filter will create new compact fields without the unused elements
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VTKM_CONT
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bool GetCompactPoints() const { return this->CompactPoints; }
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VTKM_CONT
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void SetCompactPoints(bool value) { this->CompactPoints = value; }
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VTKM_CONT
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vtkm::Id GetStride() const { return this->Stride; }
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VTKM_CONT
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void SetStride(vtkm::Id stride) { this->Stride = stride; }
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template <typename DerivedPolicy, typename DeviceAdapter>
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VTKM_CONT vtkm::filter::Result DoExecute(const vtkm::cont::DataSet& input,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy,
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const DeviceAdapter& tag);
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//Map a new field onto the resulting dataset after running the filter
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template <typename T, typename StorageType, typename DerivedPolicy, typename DeviceAdapter>
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VTKM_CONT bool DoMapField(vtkm::filter::Result& result,
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const vtkm::cont::ArrayHandle<T, StorageType>& input,
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const vtkm::filter::FieldMetadata& fieldMeta,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy,
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const DeviceAdapter& tag);
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private:
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vtkm::Id Stride;
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bool CompactPoints;
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vtkm::filter::CleanGrid Compactor;
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};
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}
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} // namespace vtkm::filter
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#include <vtkm/filter/MaskPoints.hxx>
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#endif // vtk_m_filter_MaskPoints_h
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