2017-04-18 14:32:13 +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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2017-04-18 14:32:13 +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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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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2017-04-18 14:32:13 +00:00
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//-----------------------------------------------------------------------------
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2017-05-18 14:29:41 +00:00
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inline VTKM_CONT ExtractStructured::ExtractStructured()
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: vtkm::filter::FilterDataSet<ExtractStructured>()
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2017-05-23 19:18:50 +00:00
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, VOI(vtkm::RangeId3(0, -1, 0, -1, 0, -1))
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2017-05-18 14:29:41 +00:00
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, SampleRate(vtkm::Id3(1, 1, 1))
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, IncludeBoundary(false)
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2019-05-26 00:32:50 +00:00
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, IncludeOffset(false)
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, Worklet()
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{
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}
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//-----------------------------------------------------------------------------
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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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inline VTKM_CONT vtkm::cont::DataSet ExtractStructured::DoExecute(
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const vtkm::cont::DataSet& input,
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vtkm::filter::PolicyBase<DerivedPolicy> policy)
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{
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const vtkm::cont::DynamicCellSet& cells = input.GetCellSet(this->GetActiveCellSetIndex());
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const vtkm::cont::CoordinateSystem& coordinates =
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input.GetCoordinateSystem(this->GetActiveCellSetIndex());
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2017-04-18 14:32:13 +00:00
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2017-05-23 19:18:50 +00:00
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auto cellset = this->Worklet.Run(vtkm::filter::ApplyPolicyStructured(cells, policy),
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this->VOI,
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this->SampleRate,
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2019-04-17 00:18:24 +00:00
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this->IncludeBoundary,
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this->IncludeOffset);
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2017-05-23 19:18:50 +00:00
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2018-08-30 15:53:18 +00:00
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auto coords = this->Worklet.MapCoordinates(coordinates);
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2017-12-12 19:26:23 +00:00
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vtkm::cont::CoordinateSystem outputCoordinates(coordinates.GetName(), coords);
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2017-05-23 19:18:50 +00:00
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vtkm::cont::DataSet output;
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output.AddCellSet(vtkm::cont::DynamicCellSet(cellset));
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output.AddCoordinateSystem(outputCoordinates);
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2018-04-02 21:58:21 +00:00
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return output;
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}
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//-----------------------------------------------------------------------------
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2018-08-30 15:53:18 +00:00
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template <typename T, typename StorageType, typename DerivedPolicy>
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inline VTKM_CONT bool ExtractStructured::DoMapField(
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vtkm::cont::DataSet& 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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vtkm::filter::PolicyBase<DerivedPolicy>)
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2017-04-18 14:32:13 +00:00
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{
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if (fieldMeta.IsPointField())
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{
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2018-08-30 15:53:18 +00:00
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vtkm::cont::ArrayHandle<T> output = this->Worklet.ProcessPointField(input);
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2017-04-18 14:32:13 +00:00
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2018-04-02 21:58:21 +00:00
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result.AddField(fieldMeta.AsField(output));
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return true;
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}
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2017-05-18 14:29:41 +00:00
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2017-04-18 14:32:13 +00:00
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// cell data must be scattered to the cells created per input cell
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if (fieldMeta.IsCellField())
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{
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2018-08-30 15:53:18 +00:00
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vtkm::cont::ArrayHandle<T> output = this->Worklet.ProcessCellField(input);
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2018-04-02 21:58:21 +00:00
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result.AddField(fieldMeta.AsField(output));
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return true;
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}
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return false;
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}
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}
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}
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