eigen.h

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#ifndef AIMS_MATH_EIGEN_H
#define AIMS_MATH_EIGEN_H
 
#include <aims/def/general.h>
 
namespace carto
{
  template <class T> class VolumeRef;
}
 
 
template < class T >
class AimsEigen
{
public:
 
  enum EigenReturnType
  {
    MatrixOfEigenValues,
    VectorOfEigenValues
  };
 
  AimsEigen( EigenReturnType rt=MatrixOfEigenValues ) : retType( rt ) { }
  virtual ~AimsEigen() { }
 
  void setReturnType( EigenReturnType rt ) { retType = rt; }
 
  carto::VolumeRef< T > doit( carto::VolumeRef< T >,
                              carto::VolumeRef< T > *wi = NULL );
 
  void sort( carto::VolumeRef< T > eigenvectors,
             carto::VolumeRef< T > eigenvalues,
             carto::VolumeRef< T > *wi = NULL );
 
private:
 
  EigenReturnType retType;
};
 
#endif