ProcessingVMatrix.cc

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// -*- C++ -*-

// ProcessingVMatrix.cc
//
// Copyright (C) 2003 Pascal Vincent 
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// 
//  1. Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
// 
//  2. Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
// 
//  3. The name of the authors may not be used to endorse or promote
//     products derived from this software without specific prior written
//     permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
// NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// This file is part of the PLearn library. For more information on the PLearn
// library, go to the PLearn Web site at www.plearn.org

/* *******************************************************      
   * $Id: ProcessingVMatrix.cc,v 1.8 2004/07/07 17:30:48 tihocan Exp $ 
   ******************************************************* */

// Authors: Pascal Vincent

#include "ProcessingVMatrix.h"

namespace PLearn {
using namespace std;


ProcessingVMatrix::ProcessingVMatrix()
  :inherited()
  /* ### Initialise all fields to their default value */
{
  // ...

  // ### You may or may not want to call build_() to finish building the object
  // build_();
}

PLEARN_IMPLEMENT_OBJECT(ProcessingVMatrix, "ONE LINE DESCRIPTION", "MULTI-LINE \nHELP");

void ProcessingVMatrix::getNewRow(int i, const Vec& v) const
{
  program.run(i,v);
}

void ProcessingVMatrix::declareOptions(OptionList& ol)
{
  declareOption(ol, "prg", &ProcessingVMatrix::prg, OptionBase::buildoption,
                "The VPL code to be applied to each row of the vmat");

  // Now call the parent class' declareOptions
  inherited::declareOptions(ol);
}

void ProcessingVMatrix::build_()
{
  vector<string> fieldnames;
  program.setSource(source);
  program.compileString(prg,fieldnames); 
  int nfields = (int)fieldnames.size();
  width_ = nfields;

  fieldinfos.resize(nfields);
  for(int j=0; j<nfields; j++)
    fieldinfos[j] = VMField(fieldnames[j]);

  setMetaInfoFromSource();
  sourcevec.resize(source->width());
}

void ProcessingVMatrix::setMetaDataDir(const string& the_metadatadir)
{
  inherited::setMetaDataDir(the_metadatadir);
  length_ = source->length();
}

// ### Nothing to add here, simply calls build_
void ProcessingVMatrix::build()
{
  inherited::build();
  build_();
}

void ProcessingVMatrix::makeDeepCopyFromShallowCopy(map<const void*, void*>& copies)
{
  inherited::makeDeepCopyFromShallowCopy(copies);
}

} // end of namespace PLearn

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