ArrayHandleUniformPointCoordinates.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 vtk_m_cont_ArrayHandleUniformPointCoordinates_h
#define vtk_m_cont_ArrayHandleUniformPointCoordinates_h
 
#include <vtkm/Range.h>
#include <vtkm/cont/ArrayHandleImplicit.h>
#include <vtkm/internal/ArrayPortalUniformPointCoordinates.h>
 
namespace vtkm
{
namespace cont
{
 
struct VTKM_ALWAYS_EXPORT StorageTagUniformPoints
{
};
 
namespace internal
{
 
using StorageTagUniformPointsSuperclass =
  vtkm::cont::StorageTagImplicit<vtkm::internal::ArrayPortalUniformPointCoordinates>;
 
template <>
struct Storage<vtkm::Vec3f, vtkm::cont::StorageTagUniformPoints>
  : Storage<vtkm::Vec3f, StorageTagUniformPointsSuperclass>
{
};
 
} // namespace internal
 
class VTKM_CONT_EXPORT ArrayHandleUniformPointCoordinates
  : public vtkm::cont::ArrayHandle<vtkm::Vec3f, vtkm::cont::StorageTagUniformPoints>
{
public:
  VTKM_ARRAY_HANDLE_SUBCLASS_NT(
    ArrayHandleUniformPointCoordinates,
    (vtkm::cont::ArrayHandle<vtkm::Vec3f, vtkm::cont::StorageTagUniformPoints>));
 
  VTKM_CONT
  ArrayHandleUniformPointCoordinates(vtkm::Id3 dimensions,
                                     ValueType origin = ValueType(0.0f, 0.0f, 0.0f),
                                     ValueType spacing = ValueType(1.0f, 1.0f, 1.0f));
 
  // Implemented so that it is defined exclusively in the control environment.
  // If there is a separate device for the execution environment (for example,
  // with CUDA), then the automatically generated destructor could be
  // created for all devices, and it would not be valid for all devices.
  ~ArrayHandleUniformPointCoordinates();
 
  VTKM_CONT vtkm::Id3 GetDimensions() const;
  VTKM_CONT vtkm::Vec3f GetOrigin() const;
  VTKM_CONT vtkm::Vec3f GetSpacing() const;
};
 
template <typename T>
class ArrayHandleStride;
 
namespace internal
{
 
template <typename S>
struct ArrayExtractComponentImpl;
 
template <>
struct VTKM_CONT_EXPORT ArrayExtractComponentImpl<vtkm::cont::StorageTagUniformPoints>
{
  vtkm::cont::ArrayHandleStride<vtkm::FloatDefault> operator()(
    const vtkm::cont::ArrayHandleUniformPointCoordinates& src,
    vtkm::IdComponent componentIndex,
    vtkm::CopyFlag allowCopy) const;
};
 
template <typename S>
struct ArrayRangeComputeImpl;
 
template <>
struct VTKM_CONT_EXPORT ArrayRangeComputeImpl<vtkm::cont::StorageTagUniformPoints>
{
  VTKM_CONT vtkm::cont::ArrayHandle<vtkm::Range> operator()(
    const vtkm::cont::ArrayHandleUniformPointCoordinates& input,
    const vtkm::cont::ArrayHandle<vtkm::UInt8>& maskArray,
    bool computeFiniteRange,
    vtkm::cont::DeviceAdapterId device) const;
};
 
} // namespace internal
 
}
} // namespace vtkm::cont
 
//=============================================================================
// Specializations of serialization related classes
namespace vtkm
{
namespace cont
{
 
template <>
struct SerializableTypeString<vtkm::cont::ArrayHandleUniformPointCoordinates>
{
  static VTKM_CONT std::string Get() { return "AH_UniformPointCoordinates"; }
};
 
template <>
struct SerializableTypeString<
  vtkm::cont::ArrayHandle<vtkm::Vec3f, vtkm::cont::StorageTagUniformPoints>>
  : SerializableTypeString<vtkm::cont::ArrayHandleUniformPointCoordinates>
{
};
}
} // vtkm::cont
 
namespace mangled_diy_namespace
{
 
template <>
struct Serialization<vtkm::cont::ArrayHandleUniformPointCoordinates>
{
private:
  using Type = vtkm::cont::ArrayHandleUniformPointCoordinates;
  using BaseType = vtkm::cont::ArrayHandle<typename Type::ValueType, typename Type::StorageTag>;
 
public:
  static VTKM_CONT void save(BinaryBuffer& bb, const BaseType& obj)
  {
    auto portal = obj.ReadPortal();
    vtkmdiy::save(bb, portal.GetDimensions());
    vtkmdiy::save(bb, portal.GetOrigin());
    vtkmdiy::save(bb, portal.GetSpacing());
  }
 
  static VTKM_CONT void load(BinaryBuffer& bb, BaseType& obj)
  {
    vtkm::Id3 dims;
    typename BaseType::ValueType origin, spacing;
 
    vtkmdiy::load(bb, dims);
    vtkmdiy::load(bb, origin);
    vtkmdiy::load(bb, spacing);
 
    obj = vtkm::cont::ArrayHandleUniformPointCoordinates(dims, origin, spacing);
  }
};
 
template <>
struct Serialization<vtkm::cont::ArrayHandle<vtkm::Vec3f, vtkm::cont::StorageTagUniformPoints>>
  : Serialization<vtkm::cont::ArrayHandleUniformPointCoordinates>
{
};
 
} // diy
 
#endif //vtk_+m_cont_ArrayHandleUniformPointCoordinates_h