bddad9b386
Now that the dispatcher does its own TryExecute, filters do not need to do that. This change requires all worklets called by filters to be able to execute without knowing the device a priori.
83 lines
2.7 KiB
C++
83 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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// 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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// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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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 VertexClustering::VertexClustering()
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: vtkm::filter::FilterDataSet<VertexClustering>()
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, NumberOfDivisions(256, 256, 256)
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{
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}
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//-----------------------------------------------------------------------------
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template <typename DerivedPolicy>
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inline VTKM_CONT vtkm::cont::DataSet VertexClustering::DoExecute(
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const vtkm::cont::DataSet& input,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy)
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{
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// todo this code needs to obey the policy for what storage types
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// the output should use
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//need to compute bounds first
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vtkm::Bounds bounds = input.GetCoordinateSystem().GetBounds();
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vtkm::cont::DataSet outDataSet =
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this->Worklet.Run(vtkm::filter::ApplyPolicyUnstructured(input.GetCellSet(), policy),
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input.GetCoordinateSystem(),
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bounds,
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this->GetNumberOfDivisions());
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return outDataSet;
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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 bool VertexClustering::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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{
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vtkm::cont::ArrayHandle<T> fieldArray;
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if (fieldMeta.IsPointField())
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{
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fieldArray = this->Worklet.ProcessPointField(input);
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}
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else if (fieldMeta.IsCellField())
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{
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fieldArray = this->Worklet.ProcessCellField(input);
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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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//use the same meta data as the input so we get the same field name, etc.
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result.AddField(fieldMeta.AsField(fieldArray));
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return true;
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}
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}
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}
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