base_filter.hpp

#pragma once
 
#include "Iir.h"
namespace synapse {

class BaseFilter {
 public:
  virtual ~BaseFilter() = default;

  virtual float filter(const float sample) = 0;
  virtual void reset() = 0;
};

template <typename FilterType>
class FilterWrapper : public BaseFilter {
 public:
  explicit FilterWrapper(FilterType filter) : filter_instance_(std::move(filter)) {}

  template <typename... Args>
  void setup(Args&&... args) {
    filter_instance_.setup(std::forward<Args>(args)...);
  }

  float filter(const float sample) override { return filter_instance_.filter(sample); }
 
  void reset() override { filter_instance_.reset(); }
 
 private:
  FilterType filter_instance_;
};
 
}  // namespace synapse