LUTOp3Channel.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/LUTOp3Channel.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                  **
**                                                                 **
** Free Software Foundation and appearing in the file LICENSE.LGPL **
** 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 <ICLUtils/CompatMacros.h>
#include <ICLUtils/Uncopyable.h>
#include <ICLCore/Img.h>
#include <ICLFilter/UnaryOp.h>
#include <vector>

namespace icl {
  namespace filter{


    template<class T>
    class ICLFilter_API LUTOp3Channel : public UnaryOp, public utils::Uncopyable {
      public:


      class ICLFilter_API Plugin{
        public:
        Plugin(){}

        Plugin(int ref1, int ref2, int ref3, int thresh){
          m_aiRef[0] = ref1;
          m_aiRef[1] = ref2;
          m_aiRef[2] = ref3;
          m_iThresh = thresh;
        }
        virtual ~Plugin(){}


        virtual T transform(int v1, int v2, int v3){
          return ::sqrt( ::pow((float) (v1-m_aiRef[0]),2) +
                         ::pow((float) (v2-m_aiRef[1]),2) +
                         ::pow((float) (v3-m_aiRef[2]),2) ) /
                         ::sqrt(3.0) < m_iThresh ? T(255) : T(0);
        }
        private:

        int m_aiRef[3];

        int m_iThresh;
      };


      LUTOp3Channel(Plugin *p=0, icl8u shift=0);

      virtual ~LUTOp3Channel();


      virtual void apply(const core::ImgBase *src, core::ImgBase **dst);

      using UnaryOp::apply;


      void setPlugin(Plugin *p);

      Plugin *removePlugin(){
        Plugin *p = m_poPlugin;
        m_poPlugin = 0;
        return p;
      }

      private:

      core::Img<T> m_oLUT;

      Plugin *m_poPlugin;

      icl8u m_ucShift;
    };

  } // namespace filter
} // namespace icl