resampler.h

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#ifndef AIMS_RESAMPLING_RESAMPLER_H
#define AIMS_RESAMPLING_RESAMPLER_H
 
 
#include <cartodata/volume/volume.h>
#include <aims/vector/vector.h>
#include <aims/transformation/transformation.h>
#include <aims/transformation/affinetransformation3d.h>
 
namespace aims
{

template <class T>
class Resampler : public virtual carto::RCObject
{
public:
 
  Resampler();
  virtual ~Resampler() { }

  void setVerboseStream( std::ostream & stream )
  { _verbose_stream = &stream; }

  void doit( const aims::AffineTransformation3d& transform,
             carto::Volume<T>& output_data ) const;

  carto::VolumeRef<T> doit( const aims::AffineTransformation3d& transform,
                            int dimX, int dimY,
                            int dimZ, const Point3df& voxel_size ) const;

  virtual void resample( const carto::Volume< T >& input_data,
                         const aims::AffineTransformation3d& transform,
                         const T& background,
                         carto::Volume< T > & output_data,
                         bool verbose = false ) const;

  void resample( const carto::Volume< T >& input_data,
                 const aims::AffineTransformation3d& transform,
                 const T& background,
                 const Point3df& output_location,
                 T& output_value, int timestep ) const;

  void
  resample_inv( const carto::Volume< T > &input_data,
                const soma::Transformation3d &inverse_transform_to_mm,
                const T &background, const Point3df &output_location,
                T &output_value, int timestep ) const;

  void resample_inv( const carto::Volume< T >& input_data,
                     const soma::Transformation3d& inverse_transform_to_mm,
                     const T& background,
                     carto::Volume< T > & output_data,
                     bool verbose = false ) const;

  void
  resample_inv_to_vox( const carto::Volume< T > &input_data,
                       const soma::Transformation3d &inverse_transform_to_vox,
                       const T &background, const Point3df &output_location,
                       T &output_value, int timestep ) const
  {
    updateParameters( input_data, timestep, carto::verbose );
    return doResample(input_data, inverse_transform_to_vox, background,
                      output_location, output_value, timestep);
  }

  virtual void resample_inv_to_vox( const carto::Volume< T >& input_data,
                                    const soma::Transformation3d& inverse_transform_to_vox,
                                    const T& background,
                                    carto::Volume< T > & output_data,
                                    bool verbose = false ) const;

  void setRef( const carto::rc_ptr<carto::Volume<T> >& ref );

  const carto::rc_ptr<carto::Volume<T> >& ref() const { return _ref; }

  void setDefaultValue( T val ) { _defval = val; }

  const T& defaultValue() const { return _defval; };
 
protected:

  virtual void
  doResample( const carto::Volume< T > &input_data,
              const soma::Transformation3d &inverse_transform,
              const T &background, const Point3df &output_location,
              T &output_value, int timestep ) const = 0;

  virtual void updateParameters( const carto::Volume< T > & /*inVolume*/,
                                 int /*time*/,
                                 bool /*verbose*/ ) const {};
 
  carto::rc_ptr<carto::Volume<T> > _ref;
  T _defval;
  std::ostream *_verbose_stream;
};
 
} // namespace aims
 
#endif