2d/vectorfield.hh

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/* -*- mia-c++  -*-
 *
 * This file is part of MIA - a toolbox for medical image analysis
 * Copyright (c) Leipzig, Madrid 1999-2017 Gert Wollny
 *
 * MIA is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with MIA; if not, see <http://www.gnu.org/licenses/>.
 *
 */
 
#ifndef mia_2d_2dvectorfield_hh
#define mia_2d_2dvectorfield_hh
 
#include <mia/core/attributes.hh>
#include <mia/2d/datafield.hh>
 
NS_MIA_BEGIN
 

template <typename T>
class EXPORT_2D  T2DVectorfield: public T2DDatafield<T>, public CAttributedData
{
public:
       static const char *data_descr;
 
       T2DVectorfield();

       T2DVectorfield(const C2DBounds& size);
 

       T2DVectorfield(const CAttributedData& data, const C2DBounds& size);
 
       C2DFVector get_pixel_size() const;
 
       void set_pixel_size(const C2DFVector& pixel);

       T get_interpol_val_at(const C2DFVector& p) const;
 
 
};

 
extern template class EXPORT_2D T2DVectorfield<C2DFVector>;
extern template class EXPORT_2D T2DVectorfield<C2DDVector>;


class EXPORT_2D C2DFVectorfield : public T2DVectorfield<C2DFVector>
{
public:
 
       using T2DVectorfield<C2DFVector>::T2DVectorfield;

       void update_as_inverse_of(const C2DFVectorfield& other, float tol, int maxiter);

       void update_by_velocity(const C2DFVectorfield& velocity_field, float time_step);
 
};
 
 
typedef std::shared_ptr<C2DFVectorfield > P2DFVectorfield;

typedef T2DVectorfield<C2DDVector>  C2DDVectorfield;

EXPORT_2D C2DFVectorfield& operator += (C2DFVectorfield& a, const C2DFVectorfield& b);
 
 
NS_MIA_END
 
#endif