2017-03-21 22:11:06 +00:00
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//============================================================================
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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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2019-04-15 23:24:21 +00:00
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//
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2017-03-21 22:11:06 +00:00
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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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#ifndef vtk_m_filter_Mask_h
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#define vtk_m_filter_Mask_h
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2017-05-18 14:51:24 +00:00
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#include <vtkm/filter/FilterDataSet.h>
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2017-03-21 22:11:06 +00:00
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#include <vtkm/worklet/Mask.h>
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2017-05-18 14:29:41 +00:00
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namespace vtkm
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{
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namespace filter
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{
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2017-07-06 17:51:45 +00:00
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/// \brief Subselect cells using a stride
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///
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/// Extract only every Nth cell where N is equal to a stride value
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2017-03-21 22:11:06 +00:00
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class Mask : public vtkm::filter::FilterDataSet<Mask>
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{
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public:
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VTKM_CONT
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Mask();
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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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2017-05-18 14:29:41 +00:00
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bool GetCompactPoints() const { return this->CompactPoints; }
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2017-03-21 22:11:06 +00:00
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VTKM_CONT
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void SetCompactPoints(bool value) { this->CompactPoints = value; }
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// Set the stride of the subsample
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VTKM_CONT
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2017-05-18 14:29:41 +00:00
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vtkm::Id GetStride() const { return this->Stride; }
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2017-03-21 22:11:06 +00:00
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VTKM_CONT
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2017-05-18 14:29:41 +00:00
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void SetStride(vtkm::Id& stride) { this->Stride = stride; }
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2017-03-21 22:11:06 +00:00
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2018-08-30 15:53:18 +00:00
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template <typename DerivedPolicy>
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2018-04-02 21:58:21 +00:00
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VTKM_CONT vtkm::cont::DataSet DoExecute(const vtkm::cont::DataSet& input,
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2018-08-30 15:53:18 +00:00
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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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2017-03-21 22:11:06 +00:00
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//Map a new field onto the resulting dataset after running the filter
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2020-02-06 21:58:59 +00:00
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template <typename DerivedPolicy>
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VTKM_CONT bool MapFieldOntoOutput(vtkm::cont::DataSet& result,
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const vtkm::cont::Field& field,
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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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2017-03-21 22:11:06 +00:00
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private:
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vtkm::Id Stride;
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bool CompactPoints;
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2017-06-15 17:17:52 +00:00
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vtkm::worklet::Mask Worklet;
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2017-03-21 22:11:06 +00:00
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};
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}
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} // namespace vtkm::filter
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#include <vtkm/filter/Mask.hxx>
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#endif // vtk_m_filter_Mask_h
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