mirror of
https://gitlab.kitware.com/vtk/vtk-m
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112 lines
3.9 KiB
C++
112 lines
3.9 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_DataSetWithFieldFilter_h
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#define vtk_m_filter_DataSetWithFieldFilter_h
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#include <vtkm/cont/CoordinateSystem.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/DynamicCellSet.h>
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#include <vtkm/cont/Field.h>
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#include <vtkm/cont/PartitionedDataSet.h>
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#include <vtkm/filter/Filter.h>
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#include <vtkm/filter/PolicyBase.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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template <class Derived>
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class FilterDataSetWithField : public vtkm::filter::Filter<Derived>
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{
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public:
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VTKM_CONT
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FilterDataSetWithField();
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VTKM_CONT
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~FilterDataSetWithField();
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VTKM_CONT
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void SetActiveCoordinateSystem(vtkm::Id index) { this->CoordinateSystemIndex = index; }
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VTKM_CONT
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vtkm::Id GetActiveCoordinateSystemIndex() const { return this->CoordinateSystemIndex; }
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//@{
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/// Choose the field to operate on. Note, if
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/// `this->UseCoordinateSystemAsField` is true, then the active field is not used.
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VTKM_CONT
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void SetActiveField(
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const std::string& name,
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vtkm::cont::Field::Association association = vtkm::cont::Field::Association::ANY)
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{
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this->ActiveFieldName = name;
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this->ActiveFieldAssociation = association;
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}
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VTKM_CONT const std::string& GetActiveFieldName() const { return this->ActiveFieldName; }
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VTKM_CONT vtkm::cont::Field::Association GetActiveFieldAssociation() const
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{
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return this->ActiveFieldAssociation;
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}
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//@}
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//@{
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/// To simply use the active coordinate system as the field to operate on, set
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/// UseCoordinateSystemAsField to true.
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VTKM_CONT
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void SetUseCoordinateSystemAsField(bool val) { this->UseCoordinateSystemAsField = val; }
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VTKM_CONT
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bool GetUseCoordinateSystemAsField() const { return this->UseCoordinateSystemAsField; }
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//@}
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//From the field we can extract the association component
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// Association::ANY -> unable to map
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// Association::WHOLE_MESH -> (I think this is points)
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// Association::POINTS -> map using point mapping
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// Association::CELL_SET -> how do we map this?
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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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template <typename DerivedPolicy>
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VTKM_CONT vtkm::cont::DataSet PrepareForExecution(const vtkm::cont::DataSet& input,
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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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private:
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template <typename DerivedPolicy>
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VTKM_CONT vtkm::cont::DataSet PrepareForExecution(const vtkm::cont::DataSet& input,
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const vtkm::cont::Field& field,
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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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//How do we specify float/double coordinate types?
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template <typename DerivedPolicy>
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VTKM_CONT vtkm::cont::DataSet PrepareForExecution(const vtkm::cont::DataSet& input,
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const vtkm::cont::CoordinateSystem& field,
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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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std::string OutputFieldName;
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vtkm::Id CoordinateSystemIndex;
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std::string ActiveFieldName;
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vtkm::cont::Field::Association ActiveFieldAssociation;
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bool UseCoordinateSystemAsField;
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friend class vtkm::filter::Filter<Derived>;
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};
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}
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} // namespace vtkm::filter
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#include <vtkm/filter/FilterDataSetWithField.hxx>
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#endif // vtk_m_filter_DataSetWithFieldFilter_h
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