fader.hh

// 
// YASE Fader Module Header
// 
// Copyright (C) 2022 Eric Klavins
// This file is part of YASE
// 
// YASE 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 3 of the License, or (at your option) any later
// version.
//
// YASE 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 YASE. If not, see <https://www.gnu.org/licenses/>.
// 
 
#ifndef YASE_FADER_H
#define YASE_FADER_H
 
#include "module.hh"
 
namespace yase {
 
    
    class Fader : public Module {
 
    public:
 
      Fader();
      Fader(double min, double max);
      void init();
      void update();
      void randomize();
 
      inline void set_tracking_gain(double x) { tracking_gain = x; }
 
      inline void linear() { is_linear = true; }
 
      inline void exponential(double b) { is_linear = false; base = b; }  
 
    private:
 
      double adjusted_target();    
 
      double min_val,
             max_val,
             tracking_gain,
             base;
 
      int target, value;
 
      bool is_linear;
 
    };
 
}
 
#endif