source/libr2c2/speedquantizer.h

   1 /* $Id$
   2
   3 This file is part of R²C²
   4 Copyright © 2011  Mikkosoft Productions, Mikko Rasa
   5 Distributed under the GPL
   6 */
   7
   8 #ifndef LIBR2C2_SPEEDQUANTIZER_H_
   9 #define LIBR2C2_SPEEDQUANTIZER_H_
  10
  11 #include <list>
  12 #include <vector>
  13 #include <msp/datafile/objectloader.h>
  14
  15 namespace R2C2 {
  16
  17 class SpeedQuantizer
  18 {
  19 public:
  20         class Loader: public Msp::DataFile::ObjectLoader<SpeedQuantizer>
  21         {
  22         public:
  23                 Loader(SpeedQuantizer &);
  24         private:
  25                 void step(unsigned, float, float);
  26         };
  27
  28 private:
  29         struct SpeedStep
  30         {
  31                 float speed;
  32                 float weight;
  33
  34                 SpeedStep();
  35                 void add(float, float);
  36         };
  37
  38         std::vector<SpeedStep> steps;
  39
  40 public:
  41         SpeedQuantizer(unsigned);
  42
  43         void learn(unsigned, float, float);
  44         float get_speed(unsigned) const;
  45         float quantize_speed(float) const;
  46         unsigned find_speed_step(float) const;
  47
  48         void save(std::list<Msp::DataFile::Statement> &) const;
  49 };
  50
  51 } // namespace R2C2
  52
  53 #endif