affine_matrix.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_3d_affine_matrix_hh
#define mia_3d_affine_matrix_hh
 
#include <mia/3d/quaternion.hh>
 
NS_MIA_BEGIN
 

class EXPORT_3D CAffinTransformMatrix
{
 
public:
       CAffinTransformMatrix();

       CAffinTransformMatrix(float a11, float a12, float a13, float a14,
                             float a21, float a22, float a23, float a24,
                             float a31, float a32, float a33, float a34);

       void rotate_x(float angle, const C3DFVector& center = C3DFVector::_0);

       void rotate_y(float angle, const C3DFVector& center = C3DFVector::_0);

       void rotate_z(float angle, const C3DFVector& center = C3DFVector::_0);

       void rotate(const Quaternion& q, const C3DFVector& center = C3DFVector::_0);

       void transform_centered(const C3DFMatrix& m, const C3DFVector& center = C3DFVector::_0);

       void scale(const C3DFVector& scale, const C3DFVector& center = C3DFVector::_0);
 

       void shear(const C3DFVector& shear, const C3DFVector& center = C3DFVector::_0);

       void translate(const C3DFVector& shift);

       void identity();

       CAffinTransformMatrix& operator *= (const CAffinTransformMatrix& rhs);

       const CAffinTransformMatrix inverse() const;

 
       C3DFVector operator * (const C3DFVector& x) const;

       C3DFVector rotate(const C3DFVector& x) const;

       const std::vector<float>& data() const;
private:
       std::vector<float> m_matrix;
 
};
 

EXPORT_3D CAffinTransformMatrix operator * (const CAffinTransformMatrix& lhs, const CAffinTransformMatrix& rhs);
 
 
 
 
NS_MIA_END
#endif