vtk-m/vtkm/worklet/contourtree/LinkComponentCaseTable2D.h
2019-04-17 10:57:13 -06:00

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4.2 KiB
C++

//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
//
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//============================================================================
// Copyright (c) 2016, Los Alamos National Security, LLC
// All rights reserved.
//
// Copyright 2016. Los Alamos National Security, LLC.
// This software was produced under U.S. Government contract DE-AC52-06NA25396
// for Los Alamos National Laboratory (LANL), which is operated by
// Los Alamos National Security, LLC for the U.S. Department of Energy.
// The U.S. Government has rights to use, reproduce, and distribute this
// software. NEITHER THE GOVERNMENT NOR LOS ALAMOS NATIONAL SECURITY, LLC
// MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR ASSUMES ANY LIABILITY FOR THE
// USE OF THIS SOFTWARE. If software is modified to produce derivative works,
// such modified software should be clearly marked, so as not to confuse it
// with the version available from LANL.
//
// Additionally, redistribution and use in source and binary forms, with or
// without modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// 3. Neither the name of Los Alamos National Security, LLC, Los Alamos
// National Laboratory, LANL, the U.S. Government, nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY LOS ALAMOS NATIONAL SECURITY, LLC AND
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
// BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL LOS ALAMOS
// NATIONAL SECURITY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//============================================================================
// This code is based on the algorithm presented in the paper:
// “Parallel Peak Pruning for Scalable SMP Contour Tree Computation.”
// Hamish Carr, Gunther Weber, Christopher Sewell, and James Ahrens.
// Proceedings of the IEEE Symposium on Large Data Analysis and Visualization
// (LDAV), October 2016, Baltimore, Maryland.
#ifndef vtkm_worklet_contourtree_link_component_case_table_2d_h
#define vtkm_worklet_contourtree_link_component_case_table_2d_h
#include <vtkm/Types.h>
#include <vtkm/worklet/contourtree/Mesh2D_DEM_Triangulation_Macros.h>
namespace vtkm
{
namespace worklet
{
namespace contourtree
{
const vtkm::IdComponent neighbourOffsets3D[N_INCIDENT_EDGES * 2] = { 0, 1, 1, 1, 1, 0,
0, -1, -1, -1, -1, 0 };
const vtkm::UInt8 linkComponentCaseTable[64] = { 0, 1, 2, 2, 4, 5, 4, 4, 8, 9, 10, 10, 8,
9, 8, 8, 16, 17, 18, 18, 20, 21, 20, 20, 16, 17,
18, 18, 16, 17, 16, 16, 32, 32, 34, 32, 36, 36, 36,
32, 40, 40, 42, 40, 40, 40, 40, 32, 32, 32, 34, 32,
36, 36, 36, 32, 32, 32, 34, 32, 32, 32, 32, 32 };
}
}
}
#endif