89 lines
2.9 KiB
C++
89 lines
2.9 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 2015 Sandia Corporation.
|
|
// Copyright 2015 UT-Battelle, LLC.
|
|
// Copyright 2015 Los Alamos National Security.
|
|
//
|
|
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
|
|
// the U.S. Government retains certain rights in this software.
|
|
//
|
|
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
|
|
// Laboratory (LANL), the U.S. Government retains certain rights in
|
|
// this software.
|
|
//============================================================================
|
|
#ifndef vtk_m_cont_ExplicitConnectivity_h
|
|
#define vtk_m_cont_ExplicitConnectivity_h
|
|
|
|
#include <vtkm/CellType.h>
|
|
#include <vtkm/exec/ExplicitConnectivity.h>
|
|
#include <vtkm/cont/ArrayHandle.h>
|
|
#include <vtkm/cont/Field.h>
|
|
#include <vtkm/cont/DynamicArrayHandle.h>
|
|
#include <vtkm/cont/DeviceAdapterAlgorithm.h>
|
|
|
|
namespace vtkm {
|
|
namespace cont {
|
|
|
|
class ExplicitConnectivity
|
|
{
|
|
public:
|
|
typedef vtkm::exec::ExplicitConnectivity<VTKM_DEFAULT_DEVICE_ADAPTER_TAG> ExecObjectType;
|
|
|
|
public:
|
|
ExplicitConnectivity() {}
|
|
|
|
vtkm::Id GetNumberOfElements()
|
|
{
|
|
return Shapes.GetNumberOfValues();
|
|
}
|
|
vtkm::Id GetNumberOfIndices(vtkm::Id index)
|
|
{
|
|
return NumIndices.GetPortalControl().Get(index);
|
|
}
|
|
vtkm::Id GetElementShapeType(vtkm::Id index)
|
|
{
|
|
return Shapes.GetPortalControl().Get(index);
|
|
}
|
|
template <vtkm::IdComponent ItemTupleLength>
|
|
void GetIndices(vtkm::Id index, vtkm::Vec<vtkm::Id,ItemTupleLength> &ids)
|
|
{
|
|
int n = GetNumberOfIndices(index);
|
|
int start = MapCellToConnectivityIndex.GetPortalControl().Get(index);
|
|
for (int i=0; i<n && i<ItemTupleLength; i++)
|
|
ids[i] = Connectivity.GetPortalControl().Get(start+i);
|
|
}
|
|
template <vtkm::IdComponent ItemTupleLength>
|
|
void AddShape(vtkm::CellType cellType, int numVertices, vtkm::Vec<vtkm::Id,ItemTupleLength> &ids)
|
|
{
|
|
///\todo: how do I modify an array handle?
|
|
}
|
|
|
|
template<typename Device>
|
|
ExecObjectType PrepareForInput(Device d) const
|
|
{
|
|
ExecObjectType obj;
|
|
obj.Shapes = Shapes.PrepareForInput(d);
|
|
obj.NumIndices = NumIndices.PrepareForInput(d);
|
|
obj.Connectivity = Connectivity.PrepareForInput(d);
|
|
obj.MapCellToConnectivityIndex = MapCellToConnectivityIndex.PrepareForInput(d);
|
|
return obj;
|
|
}
|
|
|
|
|
|
vtkm::cont::ArrayHandle<vtkm::Id, vtkm::cont::StorageTagBasic> Shapes;
|
|
vtkm::cont::ArrayHandle<vtkm::Id, vtkm::cont::StorageTagBasic> NumIndices;
|
|
vtkm::cont::ArrayHandle<vtkm::Id, vtkm::cont::StorageTagBasic> Connectivity;
|
|
vtkm::cont::ArrayHandle<vtkm::Id, vtkm::cont::StorageTagBasic> MapCellToConnectivityIndex;
|
|
};
|
|
|
|
}
|
|
} // namespace vtkm::cont
|
|
|
|
#endif //vtk_m_cont_ExplicitConnectivity_h
|