transformation_chain.h

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#ifndef AIMS_TRANSFORMATION_TRANSFORMATION_CHAIN_H
#define AIMS_TRANSFORMATION_TRANSFORMATION_CHAIN_H
 
#include <list>
 
#include <cartobase/smart/rcptr.h>
#include <soma-io/transformation/transformation.h>
 
 
namespace aims
{
 
  // private class defined in FFD souce code (not even in a .h)
  class FFDChainReductor;

class TransformationChain3d : public soma::Transformation3d
{
public:
  typedef std::list<carto::const_ref<Transformation3d> > ListType;
  typedef ListType::iterator iterator;
  typedef ListType::const_iterator const_iterator;
 
  TransformationChain3d();
  virtual ~TransformationChain3d();

  void push_back(const carto::const_ref<Transformation3d>& transformation);
  void pop_back();
  void push_front(const carto::const_ref<Transformation3d>& transformation);
  void pop_front();
  size_t size() const;
  iterator begin() { return _transformations.begin(); }
  const_iterator begin() const { return _transformations.begin(); }
  iterator end() { return _transformations.end(); }
  const_iterator end() const { return _transformations.end(); }
 
  bool isIdentity() const CARTO_OVERRIDE;
  bool invertible() const CARTO_OVERRIDE;
  std::unique_ptr<soma::Transformation> getInverse() const CARTO_OVERRIDE;
  bool isDirect() const override;

  carto::const_ref<soma::Transformation3d>
  simplify( bool allow_ffd = false ) const;
 
  friend class aims::FFDChainReductor;
 
protected:
  typedef carto::const_ref<soma::Transformation3d> (
    *FFDChainReductorMethod)( const carto::rc_ptr<TransformationChain3d> & );
 
  ListType _transformations;
  static FFDChainReductorMethod _reductorMethod;
 
 
  Point3dd transformDouble( double x, double y, double z ) const CARTO_OVERRIDE;
  Point3df transformFloat( float x, float y, float z ) const CARTO_OVERRIDE;
  Point3dd transformPoint3dd( const Point3dd & pos ) const CARTO_OVERRIDE;
  Point3df transformPoint3df( const Point3df & dir ) const CARTO_OVERRIDE;
  void setReferentialsInHeader();
  static void registerFFDReductor( FFDChainReductorMethod method );
};
 
 
  // Compose Transformation3d using TransformationChain3d
  carto::rc_ptr<soma::Transformation3d>
      operator * ( const carto::rc_ptr<soma::Transformation3d> &
                    transformation3d1,
                   const carto::rc_ptr<soma::Transformation3d> &
                    transformation3d2 );
 
} // namespace aims
 
 
// ---
 
namespace soma
{
 
  template <> inline std::string
  DataTypeCode<aims::TransformationChain3d>::objectType()
  {
    return "TransformationChain3d";
  }
 
  template <> inline std::string
  DataTypeCode<aims::TransformationChain3d>::dataType()
  {
    return "VOID";
  }
 
  template <> inline std::string
  DataTypeCode<aims::TransformationChain3d>::name()
  {
    return "TransformationChain3d";
  }
 
}
 
 
#endif // !defined(AIMS_TRANSFORMATION_TRANSFORMATION_CHAIN_H)