AffineOp.h

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/********************************************************************
**                Image Component Library (ICL)                    **
**                                                                 **
** Copyright (C) 2006-2013 CITEC, University of Bielefeld          **
**                         Neuroinformatics Group                  **
** Website: www.iclcv.org and                                      **
**          http://opensource.cit-ec.de/projects/icl               **
**                                                                 **
** File   : ICLFilter/src/ICLFilter/AffineOp.h                     **
** Module : ICLFilter                                              **
** Authors: Christof Elbrechter                                    **
**                                                                 **
**                                                                 **
** GNU LESSER GENERAL PUBLIC LICENSE                               **
** This file may be used under the terms of the GNU Lesser General **
** Public License version 3.0 as published by the                  **
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** Free Software Foundation and appearing in the file LICENSE.GPL  **
** included in the packaging of this file.  Please review the      **
** following information to ensure the license requirements will   **
** be met: http://www.gnu.org/licenses/lgpl-3.0.txt                **
**                                                                 **
** The development of this software was supported by the           **
** Excellence Cluster EXC 277 Cognitive Interaction Technology.    **
** The Excellence Cluster EXC 277 is a grant of the Deutsche       **
** Forschungsgemeinschaft (DFG) in the context of the German       **
** Excellence Initiative.                                          **
**                                                                 **
********************************************************************/

#pragma once

#include <ICLFilter/BaseAffineOp.h>
#include <ICLUtils/Uncopyable.h>

namespace icl{
  namespace filter{

    class AffineOp : public BaseAffineOp, public utils::Uncopyable {
      public:
      AffineOp (core::scalemode eInterpolate=core::interpolateLIN);

      void reset  ();

      void rotate (double dAngle);
      

      void translate (double x, double y) {
        m_aadT[0][2] += x; m_aadT[1][2] += y;
      }

      void scale (double x, double y) {
        m_aadT[0][0] *= x; m_aadT[1][0] *= x;
        m_aadT[0][1] *= y; m_aadT[1][1] *= y;
      }
      
      virtual void apply (const core::ImgBase *poSrc, core::ImgBase **ppoDst);
  
      using BaseAffineOp::apply;
  

      inline void setAdaptResultImage(bool on){
        m_adaptResultImage = on;
      }
  

      inline bool getAdaptResultImage() const{
        return m_adaptResultImage;
      }
      
      private:
      void (AffineOp::*m_aMethods[core::depthLast+1])(const core::ImgBase *poSrc, core::ImgBase *poDst); 
      
      template<typename T>
      void affine (const core::ImgBase *poSrc, core::ImgBase *poDst);
      
      void applyT (const double p[2], double aResult[2]);
      static void useMinMax (const double aCur[2], 
                             double aMin[2], double aMax[2]);
      void getShiftAndSize (const utils::Rect& roi, utils::Size& size, 
                            double& xShift, double& yShift);
      double    m_aadT[2][3];
      core::scalemode m_eInterpolate;
      
      bool m_adaptResultImage;
    };
  } // namespace filter
}