music_event_handler.h

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/*
 *  music_event_handler.h
 *
 *  This file is part of NEST.
 *
 *  Copyright (C) 2004 The NEST Initiative
 *
 *  NEST 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.
 *
 *  NEST 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 NEST.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
#ifndef MUSIC_EVENT_HANDLER
#define MUSIC_EVENT_HANDLER
 
// Generated includes:
#include "config.h"
 
#ifdef HAVE_MUSIC
 
// C++ includes:
#include <music.hh>
#include <queue>
 
// Includes from nestkernel:
#include "nest_types.h"
#include "node.h"
 
 
namespace nest
{
 
class MusicEventHandler : public MUSIC::EventHandlerGlobalIndex
{
public:
  MusicEventHandler();
  MusicEventHandler( std::string portname, double acceptable_latency, int max_buffered );
 
  virtual ~MusicEventHandler();
 
  void register_channel( size_t channel, Node* mp );
 
  void publish_port();
 
  void operator()( double t, MUSIC::GlobalIndex channel );
 
  void update( Time const&, const long, const long );
 
private:
  MUSIC::EventInputPort* music_port_;
  MUSIC::PermutationIndex* music_perm_ind_;
  bool published_;
  std::string portname_;
  std::vector< Node* > channelmap_;
  std::vector< MUSIC::GlobalIndex > indexmap_;
  double acceptable_latency_;  
  int max_buffered_;
 
  std::vector< std::priority_queue< double, std::vector< double >, std::greater< double > > > eventqueue_;
};
 
}  // namespace nest
 
#endif /* #ifdef HAVE_MUSIC */
 
#endif /* #ifndef MUSIC_EVENT_HANDLER */