PixelsOnCartesianGrid.inl

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//
//
/*
    Copyright (C) 2000 PARAPET partners
    Copyright (C) 2000- 2007, Hammersmith Imanet Ltd
 
    SPDX-License-Identifier: Apache-2.0 AND License-ref-PARAPET-license
 
    See STIR/LICENSE.txt for details
*/
START_NAMESPACE_STIR
 
template <class elemT>
PixelsOnCartesianGrid<elemT>::PixelsOnCartesianGrid()
    : DiscretisedDensityOnCartesianGrid<2, elemT>()
{}
 
template <class elemT>
PixelsOnCartesianGrid<elemT>::PixelsOnCartesianGrid(const Array<2, elemT>& v,
                                                    const CartesianCoordinate3D<float>& origin,
                                                    const BasicCoordinate<2, float>& grid_spacing)
    : DiscretisedDensityOnCartesianGrid<2, elemT>(v.get_index_range(), origin, grid_spacing)
{
  Array<2, elemT>::operator=(v);
}
 
template <class elemT>
PixelsOnCartesianGrid<elemT>::PixelsOnCartesianGrid(const IndexRange<2>& range,
                                                    const CartesianCoordinate3D<float>& origin,
                                                    const BasicCoordinate<2, float>& grid_spacing)
    : DiscretisedDensityOnCartesianGrid<2, elemT>(range, origin, grid_spacing)
{}
 
template <class elemT>
int
PixelsOnCartesianGrid<elemT>::get_min_y() const
{
  return this->get_length() == 0 ? 0 : this->get_min_index();
}
 
template <class elemT>
int
PixelsOnCartesianGrid<elemT>::get_min_x() const
{
  return this->get_length() == 0 ? 0 : (*this)[get_min_y()].get_min_index();
}
 
template <class elemT>
int
PixelsOnCartesianGrid<elemT>::get_x_size() const
{
  return this->get_length() == 0 ? 0 : (*this)[get_min_y()].get_length();
}
 
template <class elemT>
int
PixelsOnCartesianGrid<elemT>::get_y_size() const
{
  return this->get_length() == 0 ? 0 : this->get_length();
}
 
template <class elemT>
int
PixelsOnCartesianGrid<elemT>::get_max_x() const
{
  return this->get_length() == 0 ? 0 : (*this)[get_min_y()].get_max_index();
}
 
template <class elemT>
int
PixelsOnCartesianGrid<elemT>::get_max_y() const
{
  return this->get_length() == 0 ? 0 : this->get_max_index();
}
 
template <class elemT>
CartesianCoordinate2D<float>
PixelsOnCartesianGrid<elemT>::get_pixel_size() const
{
  return CartesianCoordinate2D<float>(this->get_grid_spacing());
}
 
template <class elemT>
void
PixelsOnCartesianGrid<elemT>::set_pixel_size(const BasicCoordinate<2, float>& s) const
{
  this->set_grid_spacing(s);
}
 
template <class elemT>
PixelsOnCartesianGrid<elemT>*
PixelsOnCartesianGrid<elemT>::get_empty_copy() const
{
  return get_empty_pixels_on_cartesian_grid();
}
 
template <class elemT>
PixelsOnCartesianGrid<elemT>*
PixelsOnCartesianGrid<elemT>::get_empty_pixels_on_cartesian_grid() const
 
{
  return new PixelsOnCartesianGrid(this->get_index_range(), this->get_origin(), this->get_grid_spacing());
}
 
template <class elemT>
PixelsOnCartesianGrid<elemT>*
PixelsOnCartesianGrid<elemT>::clone() const
{
  return new PixelsOnCartesianGrid(*this);
}
END_NAMESPACE_STIR