a6725b3acd
Unfortunately, this introduces a backward-incompatible change with the filters that use ImplicitFunctions. Before, they would get an ImplicitFunctionHandle. This class is deprecated, and there is no easy way to get back the actual type of implicit function stored in it.
87 lines
2.9 KiB
C++
87 lines
2.9 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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//
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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_ExtractPoints_h
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#define vtk_m_filter_ExtractPoints_h
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#include <vtkm/ImplicitFunction.h>
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#ifndef VTKM_NO_DEPRECATED_VIRTUAL
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#include <vtkm/cont/ImplicitFunctionHandle.h>
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#endif //VTKM_NO_DEPRECATED_VIRTUAL
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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/ExtractPoints.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 Extract only points from a geometry using an implicit function
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///
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///
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/// Extract only the points that are either inside or outside of a
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/// VTK-m implicit function. Examples include planes, spheres, boxes,
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/// etc.
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/// Note that while any geometry type can be provided as input, the output is
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/// represented by an explicit representation of points using
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/// vtkm::cont::CellSetSingleType
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class ExtractPoints : public vtkm::filter::FilterDataSet<ExtractPoints>
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{
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public:
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VTKM_CONT
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ExtractPoints();
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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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/// Set the volume of interest to extract
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void SetImplicitFunction(const vtkm::ImplicitFunctionGeneral& func) { this->Function = func; }
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const vtkm::ImplicitFunctionGeneral& GetImplicitFunction() const { return this->Function; }
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VTKM_CONT
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bool GetExtractInside() { return this->ExtractInside; }
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VTKM_CONT
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void SetExtractInside(bool value) { this->ExtractInside = value; }
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VTKM_CONT
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void ExtractInsideOn() { this->ExtractInside = true; }
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VTKM_CONT
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void ExtractInsideOff() { this->ExtractInside = false; }
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template <typename DerivedPolicy>
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vtkm::cont::DataSet DoExecute(const vtkm::cont::DataSet& input,
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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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//Map a new field onto the resulting dataset after running the filter
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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>);
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private:
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bool ExtractInside;
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vtkm::ImplicitFunctionGeneral Function;
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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/ExtractPoints.hxx>
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#endif // vtk_m_filter_ExtractPoints_h
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