source: flair-src/trunk/lib/FlairFilter/src/LowPassFilter.cpp@ 8

//  created:    2011/05/01
//  filename:   LowPassFilter.cpp
//
//  author:     Guillaume Sanahuja
//              Copyright Heudiasyc UMR UTC/CNRS 7253
//
//  version:    $Id: $
//
//  purpose:    Class defining a first order low pass filter
//
//
/*********************************************************************/

#include "LowPassFilter.h"
#include "LowPassFilter_impl.h"
#include <cvmatrix.h>
#include <LayoutPosition.h>

using std::string;
using namespace flair::core;
using namespace flair::gui;

namespace flair
{
namespace filter
{

LowPassFilter::LowPassFilter(const IODevice* parent,const LayoutPosition* position,string name,const cvmatrix* init_value) : IODevice(parent,name)
{
    pimpl_=new LowPassFilter_impl(this,position,name,init_value);
    AddDataToLog(pimpl_->output);
}

LowPassFilter::~LowPassFilter()
{
    delete pimpl_;
}

cvmatrix *LowPassFilter::Matrix(void) const
{
    return pimpl_->output;
}

float LowPassFilter::Output(int row,int col) const
{
   return pimpl_->output->Value(row,col);
}

void LowPassFilter::UpdateFrom(const io_data *data)
{
    pimpl_->UpdateFrom(data);
    ProcessUpdate(pimpl_->output);
}

} // end namespace filter
} // end namespace flair