VarMeasurer.h

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// -*- C++ -*-

// PLearn (A C++ Machine Learning Library)
// Copyright (C) 1998 Pascal Vincent
// Copyright (C) 1999-2002 Pascal Vincent, Yoshua Bengio and University of Montreal
// 
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//     notice, this list of conditions and the following disclaimer.
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//  2. Redistributions in binary form must reproduce the above copyright
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// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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/* *******************************************************      
   * $Id: VarMeasurer.h,v 1.4 2004/07/21 16:30:54 chrish42 Exp $
   * This file is part of the PLearn library.
   ******************************************************* */


#ifndef VARMEASURER_INC
#define VARMEASURER_INC

#include <plearn/measure/Measurer.h>
#include "Var.h"

namespace PLearn {
using namespace std;


class VarMeasurer: public Measurer
{
  public:
    Var v;
    int every;
    string filename;
    ofstream out;
    string onscreen_prompt;

  public:

    VarMeasurer(Var the_v, int the_every, const string& the_filename, const string& the_onscreen_prompt="")
      :v(the_v), every(the_every), filename(the_filename), onscreen_prompt(the_onscreen_prompt)
      { 
        if (filename.size() != 0)
          out.open(filename.c_str());
      }

  virtual bool measure(int t, const Vec& costs);

};

} // end of namespace PLearn

#endif

---