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/******************************************************************************
 *       __    _    _   _       _       _   _____                             *
 *       | \  / |  | | | |     | |     | |  | ___|                            *
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 *       |_|  |_|  |_| |____|  |____|  |_|  |____|                            *
 * __________________________________________________________________________ *
 *                 Multifunctional Library For Image Processing               *
 *                                                                            *
 *                                                                            *
 *                                                                            *
 *      (c) Copyright 2007 by Humbert Florent                                 *
 *                                                                            *
 *      This program is free software; you can redistribute it and/or modify  *
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 *      02111-1307, USA.                                                      *
 ******************************************************************************/

#include "CFilter.hpp"

using namespace Millie;

CFilter::CFilter(const CMaskFactory & factory)
    : _factory(0)
{
  _factory = factory.clone();
}


CFilter::~CFilter()
{
  delete _factory;
}


CFilter::CFilter(const CFilter & origine)
    : _factory(0)
{
  _factory = origine._factory->clone();
}


void CFilter::complexCompute(ImageComplex& out, const ImageComplex& in)
{
  if(out.getNumComponents() != in.getNumComponents())
    throw IllegalArgument("cfilterOperator");

  ImageComplex tempo(in.getNumComponents());
  _factory->compute(tempo, in.getWidth(), in.getHeight());

  if(tempo.getWidth() != in.getWidth() || tempo.getHeight() != in.getHeight())
  {
    throw RuntimeException("CFilter::complexCompute : Illness Factory");
  }

  out.resize(in.getWidth(), in.getHeight());

  for(int canal = 0; canal< in.getNumComponents(); canal++)
  {
    for(int j = 0; j< in.getHeight(); j++)
      for(int i = 0; i < in.getWidth(); i++)
      {
        std::complex<float> cout = tempo.getPixel(i,j, canal) * in.getPixel(i,j, canal);

        out.setPixel(i,j, canal, cout);
      }
  }


}

CFilter * CFilter::clone() const
{
  return new CFilter(*this);
}

void Millie::cfilterOperator(ImageComplex & out, const ImageComplex & in, const CMaskFactory & mask)
{
  CFilter filter(mask);
  filter.complexCompute(out, in);
}

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