/home/marsyas/marsyas/src/marsyas/Series.cpp

/*
** Copyright (C) 1998-2007 George Tzanetakis <gtzan@cs.uvic.ca>
**  
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
** 
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
** 
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software 
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#include "Series.h"

using namespace std;
using namespace Marsyas;

Series::Series(mrs_string name):MarSystem("Series",name)
{
    isComposite_ = true;
    addControls();
}

Series::~Series()
{
}

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

void 
Series::addControls()
{
}


void 
Series::myUpdate(MarControlPtr sender)
{
    if (marsystemsSize_ != 0) 
    {
        //propagate in flow controls to first child
        marsystems_[0]->setctrl("mrs_natural/inObservations", inObservations_);
        marsystems_[0]->setctrl("mrs_natural/inSamples", inSamples_);
        marsystems_[0]->setctrl("mrs_real/israte", israte_);
        marsystems_[0]->setctrl("mrs_string/inObsNames", inObsNames_);
        marsystems_[0]->setctrl("mrs_natural/inStabilizingDelay", inStabilizingDelay_);
        marsystems_[0]->update();

        // update dataflow component MarSystems in order 
        for (mrs_natural  i=1; i < marsystemsSize_; ++i)
        {
            marsystems_[i]->setctrl(marsystems_[i]->ctrl_inObsNames_, 
                                    marsystems_[i-1]->ctrl_onObsNames_);
            marsystems_[i]->setctrl(marsystems_[i]->ctrl_inObservations_, 
                                    marsystems_[i-1]->ctrl_onObservations_);
            marsystems_[i]->setctrl(marsystems_[i]->ctrl_inSamples_, 
                                    marsystems_[i-1]->ctrl_onSamples_);
            marsystems_[i]->setctrl(marsystems_[i]->ctrl_israte_, 
                                    marsystems_[i-1]->ctrl_osrate_);
            marsystems_[i]->setctrl(marsystems_[i]->ctrl_inStabilizingDelay_, 
                                    marsystems_[i-1]->ctrl_onStabilizingDelay_);
            marsystems_[i]->update();
        }
      
        //forward flow propagation
        updControl(ctrl_onObsNames_, marsystems_[marsystemsSize_-1]->ctrl_onObsNames_, NOUPDATE);
        updControl(ctrl_onSamples_, marsystems_[marsystemsSize_-1]->ctrl_onSamples_, NOUPDATE);
        updControl(ctrl_onObservations_, marsystems_[marsystemsSize_-1]->ctrl_onObservations_, NOUPDATE);
        updControl(ctrl_osrate_, marsystems_[marsystemsSize_-1]->ctrl_osrate_, NOUPDATE);
        updControl(ctrl_onStabilizingDelay_, marsystems_[marsystemsSize_-1]->ctrl_onStabilizingDelay_, NOUPDATE);
      
        for (mrs_natural i=0; i< marsystemsSize_-1; ++i)
        {
            MarControlAccessor acc(marsystems_[i]->ctrl_processedData_, NOUPDATE);
            realvec& processedData = acc.to<mrs_realvec>();
          
            if (processedData.getRows() != marsystems_[i]->ctrl_onObservations_->to<mrs_natural>()  ||
                processedData.getCols() != marsystems_[i]->ctrl_onSamples_->to<mrs_natural>())
            {
                processedData.create(marsystems_[i]->ctrl_onObservations_->to<mrs_natural>(), 
                                     marsystems_[i]->ctrl_onSamples_->to<mrs_natural>());
            }
        }
    }
    else //if composite is empty...
        MarSystem::myUpdate(sender);
}

void
Series::myProcess(realvec& in, realvec& out)
{
    // Add assertions about sizes [!]
  
    if (marsystemsSize_ == 1)
        marsystems_[0]->process(in,out);
    else if(marsystemsSize_ > 1)
    {
        for (mrs_natural i = 0; i < marsystemsSize_; ++i)
        {
            if (i==0)
            {
                MarControlAccessor acc(marsystems_[i]->ctrl_processedData_);
                realvec& slice = acc.to<mrs_realvec>();
                marsystems_[i]->process(in, slice); 
            }
            else if (i == marsystemsSize_-1)
            {
                MarControlAccessor acc(marsystems_[i-1]->ctrl_processedData_, true, true);
                realvec& slice = acc.to<mrs_realvec>();
                marsystems_[i]->process(slice, out);    
            }
            else
            {
                MarControlAccessor acc1(marsystems_[i-1]->ctrl_processedData_, true, true);
                realvec& slice1 = acc1.to<mrs_realvec>();
                MarControlAccessor acc2(marsystems_[i]->ctrl_processedData_);
                realvec& slice2 = acc2.to<mrs_realvec>();
                marsystems_[i]->process(slice1, slice2);    
            }
        }
    }
    else if(marsystemsSize_ == 0) //composite has no children!
    {
        MRSWARN("Series::process: composite has no children MarSystems - passing input to output without changes.");
        out = in;
    }


}

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