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/root/src/subsynth/syn/Module/DummyOutputModule.cpp

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/****************** <SYN heading BEGIN do not edit this line> *****************
 *
 * subsynth - modular audio synthesizer
 * subsynth is (C) Copyright 2001-2002 by Kevin Meinert
 *
 * Original Author: Kevin Meinert
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * -----------------------------------------------------------------
 * File:          $RCSfile: DummyOutputModule.cpp,v $
 * Date modified: $Date: 2002/02/16 19:24:16 $
 * Version:       $Revision: 1.6 $
 * -----------------------------------------------------------------
 *
 ****************** <SYN heading END do not edit this line> ******************/
#include "syn/Core/SampleBufferQueue.h"
#include "syn/Module/DummyOutputModule.h"


namespace syn
{
   DummyOutputModule::DummyOutputModule() : Module(), flag(false)
   {  
      // hook them up so they're publicly accessable...
      mMonoAudioInput = this->createInput( "mono audio" );
   }

   // TODO: this might be wrong, we may be to update fmt
   // when ever there is a new connection
   bool DummyOutputModule::open()
   {
      mIsOpen = true;
      return mIsOpen;
   }
   
   void DummyOutputModule::close()
   {
      mIsOpen = false;
   }
  
   void DummyOutputModule::update()
   {
      // if connected, then suck data from the queue and throw it away...
      if (mMonoAudioInput->isConnected())
      {
         SampleBufferQueuePtr input_queue;
         unsigned int size = 0;
         
         // do it every other time... just to seem realistic...
         if (flag && !mMonoAudioInput->empty())
         {
            SampleBuffer1f* read_buf = mMonoAudioInput->front();
            size = mMonoAudioInput->front()->size();
            mMonoAudioInput->pop();
            SampleBufferRepos::instance()->putback( read_buf );
         }
         
         flag = !flag;
         this->setPutCount( size ); // record how much was read... hahaha...
      }
      else
      {
         this->setPutCount( 0 );
      }      
   }

}                                               

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