133 lines
3.3 KiB
C++
133 lines
3.3 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 Sandia Corporation.
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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-AC04-94AL85000 with Sandia Corporation,
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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_Field_h
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#define vtk_m_Field_h
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/DynamicArrayHandle.h>
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#include <vtkm/cont/DeviceAdapterAlgorithm.h>
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namespace vtkm {
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namespace cont {
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/// A \c Field encapsulates an array on some piece of the mesh, such as
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/// the points, a cell set, a node logical dimension, or the whole mesh.
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///
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class Field
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{
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public:
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enum Association
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{
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ASSOC_WHOLE_MESH,
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ASSOC_POINTS,
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ASSOC_CELL_SET,
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ASSOC_LOGICAL_DIM
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};
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/// default constructor
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Field()
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{
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}
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/// constructor for points / whole mesh
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template <typename T>
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Field(int o, Association a, ArrayHandle<T> &d)
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: order(o), association(a), data(d)
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{
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VTKM_ASSERT_CONT(association == ASSOC_WHOLE_MESH ||
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association == ASSOC_POINTS);
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SetData(d);
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}
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/// constructor for cell set associations
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template <typename T>
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Field(int o, Association a, std::string n, ArrayHandle<T> &d)
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: order(o), association(a), assoc_cellset_name(n), data(d)
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{
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VTKM_ASSERT_CONT(association == ASSOC_CELL_SET);
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SetData(d);
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}
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/// constructor for logical dimension associations
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template <typename T>
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Field(int o, Association a, int l, ArrayHandle<T> &d)
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: order(o), association(a), assoc_logical_dim(l), data(d)
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{
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VTKM_ASSERT_CONT(association == ASSOC_LOGICAL_DIM);
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SetData(d);
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}
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Association GetAssociation()
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{
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return association;
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}
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int GetOrder()
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{
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return order;
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}
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std::string GetAssocCellSet()
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{
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return assoc_cellset_name;
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}
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int GetAssocLogicalDim()
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{
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return assoc_logical_dim;
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}
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vtkm::cont::DynamicArrayHandle &GetData()
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{
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return data;
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}
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template <typename T>
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void SetData(vtkm::cont::ArrayHandle<T> &newdata)
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{
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data = newdata;
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}
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/*
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void CopyIntoData(vtkm::cont::ArrayHandle<vtkm::FloatDefault> &tmp)
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{
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data = vtkm::cont::ArrayHandle<vtkm::FloatDefault, vtkm::cont::StorageTagBasic>();
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vtkm::cont::DeviceAdapterAlgorithm<VTKM_DEFAULT_DEVICE_ADAPTER_TAG>::
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Copy(tmp, data);
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}
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*/
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private:
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int order; ///< 0=(piecewise) constant, 1=linear, 2=quadratic
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Association association;
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std::string assoc_cellset_name; ///< only populate if assoc is cells
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int assoc_logical_dim; ///< only populate if assoc is logical dim
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//vtkm::cont::ArrayHandle<vtkm::FloatDefault> data;
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vtkm::cont::DynamicArrayHandle data;
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};
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} // namespace cont
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} // namespace vtkm
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#endif //vtk_m_CellType_h
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