lasp_window.h

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#pragma once
#include "lasp_mathtypes.h"
 
class Window {
 
  public:
    enum class WindowType {
      Hann = 0,
      Hamming = 1,
      Rectangular = 2,    
      Bartlett = 3,
      Blackman = 4,
 
    };
    static std::string toText(const WindowType wt) {
      switch(wt) {
        case(WindowType::Hann): {
          return "Hann";
        }
        break;
        case(WindowType::Hamming): {
          return "Hamming";
        }
        break;
        case(WindowType::Rectangular): {
          return "Rectangular";
        }
        break;
        case(WindowType::Bartlett): {
          return "Bartlett";
        }
        break;
        case(WindowType::Blackman): {
          return "Blackman";
        }
        break;
      }
      throw std::runtime_error("Not implemenented window type");
    }
 
    static vd create(const WindowType w,const us len);
 
    static vd hann(const us len);
 
    static vd hamming(const us len);
    static vd rectangular(const us len);
 
    static vd bartlett(const us len);
 
    static vd blackman(const us len);
 
};