cont/CellLocatorRectilinearGrid.h

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//============================================================================
//  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.
//============================================================================
#ifndef vtkm_cont_CellLocatorRectilinearGrid_h
#define vtkm_cont_CellLocatorRectilinearGrid_h
 
#include <vtkm/cont/internal/CellLocatorBase.h>
 
#include <vtkm/exec/CellLocatorRectilinearGrid.h>
 
namespace vtkm
{
namespace cont
{
 
class VTKM_CONT_EXPORT CellLocatorRectilinearGrid
  : public vtkm::cont::internal::CellLocatorBase<CellLocatorRectilinearGrid>
{
  using Superclass = vtkm::cont::internal::CellLocatorBase<CellLocatorRectilinearGrid>;
 
  using Structured2DType = vtkm::cont::CellSetStructured<2>;
  using Structured3DType = vtkm::cont::CellSetStructured<3>;
  // Might want to handle cartesian product of both Float32 and Float64.
  using AxisHandle = vtkm::cont::ArrayHandle<vtkm::FloatDefault>;
  using RectilinearType =
    vtkm::cont::ArrayHandleCartesianProduct<AxisHandle, AxisHandle, AxisHandle>;
 
public:
  CellLocatorRectilinearGrid() = default;
 
  ~CellLocatorRectilinearGrid() = default;
 
  using LastCell = vtkm::exec::CellLocatorRectilinearGrid::LastCell;
 
  VTKM_CONT vtkm::exec::CellLocatorRectilinearGrid PrepareForExecution(
    vtkm::cont::DeviceAdapterId device,
    vtkm::cont::Token& token) const;
 
private:
  vtkm::Bounds Bounds;
  vtkm::Id PlaneSize;
  vtkm::Id RowSize;
  bool Is3D = true;
 
  friend Superclass;
  VTKM_CONT void Build();
};
 
} //namespace cont
} //namespace vtkm
 
#endif //vtkm_cont_CellLocatorRectilinearGrid_h