mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
61 lines
1.6 KiB
C++
61 lines
1.6 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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#ifndef vtk_m_worklet_gradient_Transpose_h
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#define vtk_m_worklet_gradient_Transpose_h
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#include <vtkm/worklet/DispatcherMapField.h>
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#include <vtkm/worklet/WorkletMapField.h>
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namespace vtkm
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{
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namespace worklet
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{
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namespace gradient
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{
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template <typename T>
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using TransposeType = vtkm::List<vtkm::Vec<vtkm::Vec<T, 3>, 3>>;
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template <typename T>
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struct Transpose3x3 : vtkm::worklet::WorkletMapField
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{
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using ControlSignature = void(FieldInOut field);
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template <typename FieldInVecType>
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VTKM_EXEC void operator()(FieldInVecType& field) const
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{
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T tempA, tempB, tempC;
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tempA = field[0][1];
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field[0][1] = field[1][0];
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field[1][0] = tempA;
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tempB = field[0][2];
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field[0][2] = field[2][0];
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field[2][0] = tempB;
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tempC = field[1][2];
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field[1][2] = field[2][1];
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field[2][1] = tempC;
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}
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template <typename S>
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void Run(vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Vec<T, 3>, 3>, S>& field,
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vtkm::cont::DeviceAdapterId device = vtkm::cont::DeviceAdapterTagAny())
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{
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vtkm::worklet::DispatcherMapField<Transpose3x3<T>> dispatcher;
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dispatcher.SetDevice(device);
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dispatcher.Invoke(field);
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}
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};
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}
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}
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}
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#endif
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