/home/marsyas/marsyas/src/marsyas/ADSR.h

/*
** Copyright (C) 1998-2005 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.
*/

#ifndef MARSYAS_ADSR_H
#define MARSYAS_ADSR_H  

#include "MarSystem.h"  

namespace Marsyas
{
class ADSR: public MarSystem
{
private: 
  void addControls();
  mrs_real target_;
  mrs_real rate_;
  mrs_real value_;
  mrs_real noteon_;
  mrs_real noteoff_;
  mrs_real aRate_; 
  mrs_real aTime_;
  mrs_real aTarget_;
  mrs_real dRate_;
  mrs_real dTime_;
  mrs_real susLevel_; 
  mrs_real rRate_;
  mrs_real rTime_;
  mrs_real sampleRate_;
  mrs_natural state_;

public:
  ADSR(std::string name);
  ~ADSR();
  MarSystem* clone() const;  
  
  void myUpdate(MarControlPtr sender);
  void myProcess(realvec& in, realvec& out);
};

} // namespace Marsyas 

#endif

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