a6c1b10cd3
To help provide a better time writing VTK-m filter this streamlines the CreateResult API to provide a focused set of methods, based on how CreateResult has been used by existing filters.
52 lines
2.0 KiB
C++
52 lines
2.0 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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namespace vtkm
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{
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namespace filter
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{
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//-----------------------------------------------------------------------------
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inline VTKM_CONT WarpScalar::WarpScalar(vtkm::FloatDefault scaleAmount)
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: vtkm::filter::FilterField<WarpScalar>()
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, Worklet()
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, NormalFieldName("normal")
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, NormalFieldAssociation(vtkm::cont::Field::Association::ANY)
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, ScalarFactorFieldName("scalarfactor")
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, ScalarFactorFieldAssociation(vtkm::cont::Field::Association::ANY)
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, ScaleAmount(scaleAmount)
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{
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this->SetOutputFieldName("warpscalar");
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}
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//-----------------------------------------------------------------------------
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template <typename T, typename StorageType, typename DerivedPolicy>
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inline VTKM_CONT vtkm::cont::DataSet WarpScalar::DoExecute(
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const vtkm::cont::DataSet& inDataSet,
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const vtkm::cont::ArrayHandle<vtkm::Vec<T, 3>, StorageType>& field,
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const vtkm::filter::FieldMetadata& fieldMetadata,
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vtkm::filter::PolicyBase<DerivedPolicy> policy)
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{
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using vecType = vtkm::Vec<T, 3>;
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auto normalF = inDataSet.GetField(this->NormalFieldName, this->NormalFieldAssociation);
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auto sfF = inDataSet.GetField(this->ScalarFactorFieldName, this->ScalarFactorFieldAssociation);
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vtkm::cont::ArrayHandle<vecType> result;
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this->Worklet.Run(
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field,
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vtkm::filter::ApplyPolicy(normalF, policy, vtkm::filter::FilterTraits<WarpScalar>()),
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vtkm::filter::ApplyPolicy(sfF, policy, vtkm::TypeListTagFieldScalar{}),
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this->ScaleAmount,
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result);
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return CreateResult(inDataSet, result, this->GetOutputFieldName(), fieldMetadata);
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}
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}
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}
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