mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
84 lines
2.7 KiB
C++
84 lines
2.7 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/internal/CastInvalidValue.h>
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#include <vtkm/filter/MapFieldPermutation.h>
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#include <vtkm/filter/resampling/Probe.h>
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#include <vtkm/filter/resampling/worklet/Probe.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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namespace resampling
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{
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vtkm::cont::DataSet Probe::DoExecute(const vtkm::cont::DataSet& input)
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{
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vtkm::worklet::Probe worklet;
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worklet.Run(input.GetCellSet(),
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input.GetCoordinateSystem(this->GetActiveCoordinateSystemIndex()),
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this->Geometry.GetCoordinateSystem().GetData());
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auto mapper = [&](auto& outDataSet, const auto& f) { this->DoMapField(outDataSet, f, worklet); };
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auto output = this->CreateResult(
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input, this->Geometry.GetCellSet(), this->Geometry.GetCoordinateSystems(), mapper);
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output.AddField(vtkm::cont::make_FieldPoint("HIDDEN", worklet.GetHiddenPointsField()));
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output.AddField(
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vtkm::cont::make_FieldCell("HIDDEN", worklet.GetHiddenCellsField(output.GetCellSet())));
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return output;
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}
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bool Probe::DoMapField(vtkm::cont::DataSet& result,
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const vtkm::cont::Field& field,
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const vtkm::worklet::Probe& worklet)
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{
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if (field.IsFieldPoint())
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{
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auto resolve = [&](const auto& concrete) {
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using T = typename std::decay_t<decltype(concrete)>::ValueType;
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vtkm::cont::ArrayHandle<T> outputArray = worklet.ProcessPointField(
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concrete, vtkm::cont::internal::CastInvalidValue<T>(this->InvalidValue));
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result.AddPointField(field.GetName(), outputArray);
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};
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field.GetData()
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.CastAndCallForTypesWithFloatFallback<vtkm::TypeListField, VTKM_DEFAULT_STORAGE_LIST>(
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resolve);
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return true;
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}
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else if (field.IsFieldCell())
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{
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vtkm::cont::Field outField;
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if (vtkm::filter::MapFieldPermutation(
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field, worklet.GetCellIds(), outField, this->InvalidValue))
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{
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// output field should be associated with points
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outField = vtkm::cont::Field(
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field.GetName(), vtkm::cont::Field::Association::Points, outField.GetData());
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result.AddField(outField);
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return true;
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}
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return false;
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}
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else if (field.IsFieldGlobal())
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{
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result.AddField(field);
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return true;
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}
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else
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{
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return false;
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}
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}
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} // namespace resampling
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} // namespace filter
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} // namespace vtkm
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