meanMixer.h

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#ifndef SI_MIXER_MEANMIXER_H
#define SI_MIXER_MEANMIXER_H
 
 
#include <si/mixer/mixer.h>
 
 
namespace sigraph
{

  class MeanMixer : public Mixer
  {
  public:
    MeanMixer();
    MeanMixer( const MeanMixer & mix );
    virtual ~MeanMixer();
 
    virtual Mixer* clone() const;
    MeanMixer & operator = ( const MeanMixer & mix );
 
    const std::string typeName() const { return( "mean_mixer" ); }
    virtual float mix( const std::vector<double> & vec );
 
    virtual void buildTree( Tree & tr );
 
  protected:
 
  private:
  };
 
  //    inline
 
  inline MeanMixer::MeanMixer() : Mixer()
  {
  }
 
 
  inline MeanMixer::MeanMixer( const MeanMixer & ) : Mixer()
  {
  }
 
 
  inline Mixer* MeanMixer::clone() const
  {
    return( new MeanMixer( *this ) );
  }
 
 
  inline MeanMixer & MeanMixer::operator = ( const MeanMixer & )
  {
    return( *this );
  }
 
 
  inline float MeanMixer::mix( const std::vector<double> & vec )
  {
    std::vector<double>::const_iterator i, f=vec.end();
    float       m = 0;
 
    for( i=vec.begin(); i!=f; ++i ) m += *i;
 
    return( m / vec.size() );
  }
 
}
 
#endif