mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-16 17:22:55 +00:00
a2ab460f5d
We have been doing a better job at hiding device code (and moving code into libraries). Smoke out source that no longer needs to be compiled by device compilers.
75 lines
2.6 KiB
C++
75 lines
2.6 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/cont/FieldRangeCompute.h>
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#include <algorithm>
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#include <numeric>
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#include <vector>
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namespace vtkm
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{
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namespace cont
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{
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//-----------------------------------------------------------------------------
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VTKM_CONT
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vtkm::cont::ArrayHandle<vtkm::Range> FieldRangeCompute(const vtkm::cont::DataSet& dataset,
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const std::string& name,
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vtkm::cont::Field::Association assoc)
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{
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vtkm::cont::Field field;
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try
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{
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field = dataset.GetField(name, assoc);
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}
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catch (vtkm::cont::ErrorBadValue&)
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{
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// field missing, return empty range.
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return vtkm::cont::ArrayHandle<vtkm::Range>();
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}
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return field.GetRange();
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}
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//-----------------------------------------------------------------------------
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VTKM_CONT
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vtkm::cont::ArrayHandle<vtkm::Range> FieldRangeCompute(const vtkm::cont::PartitionedDataSet& pds,
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const std::string& name,
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vtkm::cont::Field::Association assoc)
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{
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std::vector<vtkm::Range> result_vector = std::accumulate(
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pds.begin(),
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pds.end(),
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std::vector<vtkm::Range>(),
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[&](const std::vector<vtkm::Range>& accumulated_value, const vtkm::cont::DataSet& dataset) {
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vtkm::cont::ArrayHandle<vtkm::Range> partition_range =
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vtkm::cont::FieldRangeCompute(dataset, name, assoc);
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std::vector<vtkm::Range> result = accumulated_value;
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// if the current partition has more components than we have seen so far,
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// resize the result to fit all components.
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result.resize(
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std::max(result.size(), static_cast<size_t>(partition_range.GetNumberOfValues())));
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auto portal = partition_range.ReadPortal();
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std::transform(vtkm::cont::ArrayPortalToIteratorBegin(portal),
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vtkm::cont::ArrayPortalToIteratorEnd(portal),
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result.begin(),
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result.begin(),
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std::plus<vtkm::Range>());
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return result;
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});
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return vtkm::cont::make_ArrayHandleMove(std::move(result_vector));
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}
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}
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} // namespace vtkm::cont
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