segstar.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 SegStar_h
#define SegStar_h

#include <mia/2d/segpoint.hh>
#include <vector>

NS_MIA_BEGIN

class  EXPORT_2D CSegStar {
public:
        CSegStar();

        CSegStar(const CSegPoint2D& center, float r, 
                 const CSegPoint2D& d1, const CSegPoint2D& d2, const CSegPoint2D& d3);
        
        CSegStar(const CXMLElement& node);

        void write(CXMLElement& node) const;

        void shift(const C2DFVector& delta);

        void transform(const C2DTransformation& t);

        void inv_transform(const C2DTransformation& t);

        CSegPoint2D m_center;
        float m_radius;
        CSegPoint2D m_directions[3];
private: 
        void recenter_rays(); 
        void reeval_center(); 
};

NS_MIA_END


#endif