311618a15f
This will make VTK-m warning level match the one used by VTK. This commit also resolves the first round of warnings that W4 exposes.
333 lines
14 KiB
C++
333 lines
14 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 2016 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2016 UT-Battelle, LLC.
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// Copyright 2016 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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#ifndef vtk_m_exec_CellFace_h
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#define vtk_m_exec_CellFace_h
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#include <vtkm/Assert.h>
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#include <vtkm/CellShape.h>
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#include <vtkm/Types.h>
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#include <vtkm/exec/FunctorBase.h>
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#include <vtkm/internal/Assume.h>
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namespace vtkm
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{
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namespace exec
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{
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namespace detail
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{
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static const vtkm::IdComponent MAX_FACE_SIZE = 4;
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static const vtkm::IdComponent MAX_NUM_FACES = 6;
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VTKM_EXEC_CONSTANT
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static const vtkm::IdComponent NumFaces[vtkm::NUMBER_OF_CELL_SHAPES] = {
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0, // 0: CELL_SHAPE_EMPTY
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0, // 1: CELL_SHAPE_VERTEX
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0, // 2: Unused
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0, // 3: CELL_SHAPE_LINE
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0, // 4: Unused
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0, // 5: CELL_SHAPE_TRIANGLE
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0, // 6: Unused
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0, // 7: CELL_SHAPE_POLYGON
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0, // 8: Unused
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0, // 9: CELL_SHAPE_QUAD
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4, // 10: CELL_SHAPE_TETRA
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0, // 11: Unused
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6, // 12: CELL_SHAPE_HEXAHEDRON
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5, // 13: CELL_SHAPE_WEDGE
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5 // 14: CELL_SHAPE_PYRAMID
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};
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VTKM_EXEC_CONSTANT
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static const vtkm::IdComponent NumPointsInFace[vtkm::NUMBER_OF_CELL_SHAPES][MAX_NUM_FACES] = {
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{ -1, -1, -1, -1, -1, -1 }, // 0: CELL_SHAPE_EMPTY
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{ -1, -1, -1, -1, -1, -1 }, // 1: CELL_SHAPE_VERTEX
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{ -1, -1, -1, -1, -1, -1 }, // 2: Unused
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{ -1, -1, -1, -1, -1, -1 }, // 3: CELL_SHAPE_LINE
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{ -1, -1, -1, -1, -1, -1 }, // 4: Unused
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{ -1, -1, -1, -1, -1, -1 }, // 5: CELL_SHAPE_TRIANGLE
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{ -1, -1, -1, -1, -1, -1 }, // 6: Unused
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{ -1, -1, -1, -1, -1, -1 }, // 7: CELL_SHAPE_POLYGON
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{ -1, -1, -1, -1, -1, -1 }, // 8: Unused
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{ -1, -1, -1, -1, -1, -1 }, // 9: CELL_SHAPE_QUAD
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{ 3, 3, 3, 3, -1, -1 }, // 10: CELL_SHAPE_TETRA
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{ -1, -1, -1, -1, -1, -1 }, // 11: Unused
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{ 4, 4, 4, 4, 4, 4 }, // 12: CELL_SHAPE_HEXAHEDRON
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{ 3, 3, 4, 4, 4, -1 }, // 13: CELL_SHAPE_WEDGE
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{ 4, 3, 3, 3, 3, -1 } // 14: CELL_SHAPE_PYRAMID
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};
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VTKM_EXEC_CONSTANT
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static const vtkm::IdComponent PointsInFace[vtkm::NUMBER_OF_CELL_SHAPES][MAX_NUM_FACES]
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[MAX_FACE_SIZE] = {
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// 0: CELL_SHAPE_EMPTY
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 1: CELL_SHAPE_VERTEX
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 2: Unused
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 3: CELL_SHAPE_LINE
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 4: Unused
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 5: CELL_SHAPE_TRIANGLE
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 6: Unused
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 7: CELL_SHAPE_POLYGON
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 8: Unused
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 9: CELL_SHAPE_QUAD
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 10: CELL_SHAPE_TETRA
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{ { 0, 1, 3, -1 },
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{ 1, 2, 3, -1 },
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{ 2, 0, 3, -1 },
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{ 0, 2, 1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 11: Unused
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{ { -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 },
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{ -1, -1, -1, -1 } },
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// 12: CELL_SHAPE_HEXAHEDRON
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{ { 0, 4, 7, 3 },
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{ 1, 2, 6, 5 },
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{ 0, 1, 5, 4 },
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{ 3, 7, 6, 2 },
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{ 0, 3, 2, 1 },
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{ 4, 5, 6, 7 } },
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// 13: CELL_SHAPE_WEDGE
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{ { 0, 1, 2, -1 },
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{ 3, 5, 4, -1 },
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{ 0, 3, 4, 1 },
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{ 1, 4, 5, 2 },
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{ 2, 5, 3, 0 },
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{ -1, -1, -1, -1 } },
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// 14: CELL_SHAPE_PYRAMID
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{ { 0, 3, 2, 1 },
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{ 0, 1, 4, -1 },
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{ 1, 2, 4, -1 },
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{ 2, 3, 4, -1 },
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{ 3, 0, 4, -1 },
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{ -1, -1, -1, -1 } }
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};
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} // namespace detail
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template <typename CellShapeTag>
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static inline VTKM_EXEC vtkm::IdComponent CellFaceNumberOfFaces(CellShapeTag shape,
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const vtkm::exec::FunctorBase&)
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{
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(void)shape; //C4100 false positive workaround
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return detail::NumFaces[shape.Id];
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}
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template <typename CellShapeTag>
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static inline VTKM_EXEC vtkm::IdComponent CellFaceNumberOfPoints(
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vtkm::IdComponent faceIndex,
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CellShapeTag shape,
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const vtkm::exec::FunctorBase& worklet)
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{
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VTKM_ASSUME(faceIndex >= 0);
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VTKM_ASSUME(faceIndex < detail::MAX_NUM_FACES);
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if (faceIndex >= vtkm::exec::CellFaceNumberOfFaces(shape, worklet))
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{
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worklet.RaiseError("Invalid face number.");
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return 0;
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}
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return detail::NumPointsInFace[shape.Id][faceIndex];
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}
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template <typename CellShapeTag>
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static inline VTKM_EXEC vtkm::UInt8 CellFaceShape(vtkm::IdComponent faceIndex,
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CellShapeTag shape,
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const vtkm::exec::FunctorBase& worklet)
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{
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VTKM_ASSUME(faceIndex >= 0);
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VTKM_ASSUME(faceIndex < detail::MAX_NUM_FACES);
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switch (CellFaceNumberOfPoints(faceIndex, shape, worklet))
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{
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case 3:
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return vtkm::CELL_SHAPE_TRIANGLE;
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case 4:
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return vtkm::CELL_SHAPE_QUAD;
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default:
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return vtkm::CELL_SHAPE_POLYGON;
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}
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}
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template <typename CellShapeTag>
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static inline VTKM_EXEC vtkm::VecCConst<vtkm::IdComponent> CellFaceLocalIndices(
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vtkm::IdComponent faceIndex,
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CellShapeTag shape,
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const vtkm::exec::FunctorBase& worklet)
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{
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vtkm::IdComponent numPointsInFace = vtkm::exec::CellFaceNumberOfPoints(faceIndex, shape, worklet);
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if (numPointsInFace < 1)
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{
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// An invalid face. We should already have gotten an error from
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// CellFaceNumberOfPoints.
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return vtkm::VecCConst<vtkm::IdComponent>();
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}
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return vtkm::make_VecC(detail::PointsInFace[shape.Id][faceIndex], numPointsInFace);
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}
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/// \brief Returns a canonical identifer for a cell face
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///
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/// Given information about a cell face and the global point indices for that cell, returns a
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/// vtkm::Id3 that contains values that are unique to that face. The values for two faces will be
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/// the same if and only if the faces contain the same points.
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///
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/// Note that this property is only true if the mesh is conforming. That is, any two neighboring
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/// cells that share a face have the same points on that face. This preculdes 2 faces sharing more
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/// than a single point or single edge.
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///
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template <typename CellShapeTag, typename GlobalPointIndicesVecType>
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static inline VTKM_EXEC vtkm::Id3 CellFaceCanonicalId(
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vtkm::IdComponent faceIndex,
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CellShapeTag shape,
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const GlobalPointIndicesVecType& globalPointIndicesVec,
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const vtkm::exec::FunctorBase& worklet)
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{
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vtkm::VecCConst<vtkm::IdComponent> localPointIndices =
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vtkm::exec::CellFaceLocalIndices(faceIndex, shape, worklet);
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VTKM_ASSERT(localPointIndices.GetNumberOfComponents() >= 3);
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//Sort the first 3 face points/nodes in ascending order
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vtkm::Id3 sorted(globalPointIndicesVec[localPointIndices[0]],
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globalPointIndicesVec[localPointIndices[1]],
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globalPointIndicesVec[localPointIndices[2]]);
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vtkm::Id temp;
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if (sorted[0] > sorted[2])
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{
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temp = sorted[0];
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sorted[0] = sorted[2];
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sorted[2] = temp;
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}
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if (sorted[0] > sorted[1])
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{
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temp = sorted[0];
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sorted[0] = sorted[1];
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sorted[1] = temp;
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}
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if (sorted[1] > sorted[2])
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{
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temp = sorted[1];
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sorted[1] = sorted[2];
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sorted[2] = temp;
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}
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// Check the rest of the points to see if they are in the lowest 3
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vtkm::IdComponent numPointsInFace = localPointIndices.GetNumberOfComponents();
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for (vtkm::IdComponent pointIndex = 3; pointIndex < numPointsInFace; pointIndex++)
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{
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vtkm::Id nextPoint = globalPointIndicesVec[localPointIndices[pointIndex]];
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if (nextPoint < sorted[2])
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{
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if (nextPoint < sorted[1])
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{
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sorted[2] = sorted[1];
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if (nextPoint < sorted[0])
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{
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sorted[1] = sorted[0];
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sorted[0] = nextPoint;
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}
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else // nextPoint > P0, nextPoint < P1
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{
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sorted[1] = nextPoint;
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}
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}
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else // nextPoint > P1, nextPoint < P2
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{
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sorted[2] = nextPoint;
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}
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}
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else // nextPoint > P2
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{
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// Do nothing. nextPoint not in top 3.
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}
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}
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return sorted;
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}
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}
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} // namespace vtkm::exec
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#endif //vtk_m_exec_CellFace_h
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