mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 10:35:42 +00:00
d3a6def082
We no longer need to use this deprecated name for a filter class.
146 lines
6.0 KiB
C++
146 lines
6.0 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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// Copyright (c) 2016, Los Alamos National Security, LLC
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// All rights reserved.
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//
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// Copyright 2016. Los Alamos National Security, LLC.
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// This software was produced under U.S. Government contract DE-AC52-06NA25396
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// for Los Alamos National Laboratory (LANL), which is operated by
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// Los Alamos National Security, LLC for the U.S. Department of Energy.
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// The U.S. Government has rights to use, reproduce, and distribute this
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// software. NEITHER THE GOVERNMENT NOR LOS ALAMOS NATIONAL SECURITY, LLC
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// MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR ASSUMES ANY LIABILITY FOR THE
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// USE OF THIS SOFTWARE. If software is modified to produce derivative works,
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// such modified software should be clearly marked, so as not to confuse it
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// with the version available from LANL.
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//
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// Additionally, redistribution and use in source and binary forms, with or
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// without modification, are permitted provided that the following conditions
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// are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// 3. Neither the name of Los Alamos National Security, LLC, Los Alamos
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// National Laboratory, LANL, the U.S. Government, nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY LOS ALAMOS NATIONAL SECURITY, LLC AND
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// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
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// BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL LOS ALAMOS
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// NATIONAL SECURITY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//============================================================================
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// This code is based on the algorithm presented in the paper:
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// “Parallel Peak Pruning for Scalable SMP Contour Tree Computation.”
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// Hamish Carr, Gunther Weber, Christopher Sewell, and James Ahrens.
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// Proceedings of the IEEE Symposium on Large Data Analysis and Visualization
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// (LDAV), October 2016, Baltimore, Maryland.
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#ifndef vtk_m_filter_ContourTreeUniform_hxx
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#define vtk_m_filter_ContourTreeUniform_hxx
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#include <vtkm/cont/ErrorFilterExecution.h>
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#include <vtkm/worklet/ContourTreeUniform.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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//-----------------------------------------------------------------------------
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ContourTreeMesh2D::ContourTreeMesh2D()
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: vtkm::filter::FilterField<ContourTreeMesh2D>()
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{
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this->SetOutputFieldName("saddlePeak");
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}
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//-----------------------------------------------------------------------------
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template <typename T, typename StorageType, typename DerivedPolicy>
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vtkm::cont::DataSet ContourTreeMesh2D::DoExecute(
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const vtkm::cont::DataSet& input,
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const vtkm::cont::ArrayHandle<T, StorageType>& field,
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const vtkm::filter::FieldMetadata& fieldMeta,
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const vtkm::filter::PolicyBase<DerivedPolicy>&)
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{
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if (fieldMeta.IsPointField() == false)
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{
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throw vtkm::cont::ErrorFilterExecution("ContourTreeMesh2D expects point field input.");
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}
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// Collect sizing information from the dataset
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const auto& dynamicCellSet = input.GetCellSet();
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vtkm::cont::CellSetStructured<2> cellSet;
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dynamicCellSet.CopyTo(cellSet);
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vtkm::Id2 pointDimensions = cellSet.GetPointDimensions();
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vtkm::Id nRows = pointDimensions[0];
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vtkm::Id nCols = pointDimensions[1];
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vtkm::cont::ArrayHandle<vtkm::Pair<vtkm::Id, vtkm::Id>> saddlePeak;
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vtkm::worklet::ContourTreeMesh2D worklet;
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worklet.Run(field, nRows, nCols, saddlePeak);
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return CreateResultFieldCell(input, saddlePeak, this->GetOutputFieldName());
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}
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//-----------------------------------------------------------------------------
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ContourTreeMesh3D::ContourTreeMesh3D()
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: vtkm::filter::FilterField<ContourTreeMesh3D>()
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{
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this->SetOutputFieldName("saddlePeak");
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}
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//-----------------------------------------------------------------------------
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template <typename T, typename StorageType, typename DerivedPolicy>
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vtkm::cont::DataSet ContourTreeMesh3D::DoExecute(
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const vtkm::cont::DataSet& input,
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const vtkm::cont::ArrayHandle<T, StorageType>& field,
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const vtkm::filter::FieldMetadata& fieldMeta,
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const vtkm::filter::PolicyBase<DerivedPolicy>&)
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{
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if (fieldMeta.IsPointField() == false)
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{
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throw vtkm::cont::ErrorFilterExecution("Point field expected.");
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}
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// Collect sizing information from the dataset
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vtkm::cont::CellSetStructured<3> cellSet;
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input.GetCellSet().CopyTo(cellSet);
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vtkm::Id3 pointDimensions = cellSet.GetPointDimensions();
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vtkm::Id nRows = pointDimensions[0];
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vtkm::Id nCols = pointDimensions[1];
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vtkm::Id nSlices = pointDimensions[2];
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vtkm::cont::ArrayHandle<vtkm::Pair<vtkm::Id, vtkm::Id>> saddlePeak;
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vtkm::worklet::ContourTreeMesh3D worklet;
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worklet.Run(field, nRows, nCols, nSlices, saddlePeak);
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return CreateResult(input, saddlePeak, this->GetOutputFieldName(), fieldMeta);
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}
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}
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} // namespace vtkm::filter
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#endif
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