74 lines
2.3 KiB
C++
74 lines
2.3 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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#include <vtkm/filter/MapFieldMergeAverage.h>
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#include <vtkm/cont/Logging.h>
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#include <vtkm/worklet/AverageByKey.h>
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#include <vtkm/filter/PolicyDefault.h>
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namespace
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{
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struct DoMapFieldMerge
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{
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bool CalledMap = false;
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template <typename T, typename S>
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void operator()(const vtkm::cont::ArrayHandle<T, S>& inputArray,
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const vtkm::worklet::internal::KeysBase& keys,
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vtkm::cont::VariantArrayHandle& output)
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{
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vtkm::cont::ArrayHandle<T> outputArray = vtkm::worklet::AverageByKey::Run(keys, inputArray);
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output = vtkm::cont::VariantArrayHandle(outputArray);
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this->CalledMap = true;
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}
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};
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} // anonymous namespace
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bool vtkm::filter::MapFieldMergeAverage(const vtkm::cont::Field& inputField,
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const vtkm::worklet::internal::KeysBase& keys,
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vtkm::cont::Field& outputField)
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{
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VTKM_LOG_SCOPE_FUNCTION(vtkm::cont::LogLevel::Perf);
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vtkm::cont::VariantArrayHandle outputArray;
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DoMapFieldMerge functor;
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inputField.GetData().ResetTypes<vtkm::TypeListAll>().CastAndCall(
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vtkm::filter::PolicyDefault::StorageList{}, functor, keys, outputArray);
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if (functor.CalledMap)
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{
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outputField = vtkm::cont::Field(inputField.GetName(), inputField.GetAssociation(), outputArray);
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}
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else
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{
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VTKM_LOG_S(vtkm::cont::LogLevel::Warn, "Faild to map field " << inputField.GetName());
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}
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return functor.CalledMap;
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}
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bool vtkm::filter::MapFieldMergeAverage(const vtkm::cont::Field& inputField,
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const vtkm::worklet::internal::KeysBase& keys,
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vtkm::cont::DataSet& outputData)
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{
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VTKM_LOG_SCOPE_FUNCTION(vtkm::cont::LogLevel::Perf);
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vtkm::cont::Field outputField;
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bool success = vtkm::filter::MapFieldMergeAverage(inputField, keys, outputField);
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if (success)
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{
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outputData.AddField(outputField);
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}
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return success;
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}
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