Distortion.h

/***************************************************************************************************
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            fantastic  spatial  holophonic               synthesis    tool    kit
 
                                    copyright (c) fabian hummel
                                       www.github.com/fshstk
                                           www.fshstk.com
 
         this file is part of the fantastic spatial holophonic software toolkit (fsh::stk)
  fsh::stk is free software: it is provided under the terms of the gnu general public license v3.0
                                    www.gnu.org/licenses/gpl-3.0
***************************************************************************************************/
 
#pragma once
#include <cmath>
#include <functional>
 
namespace fsh::fx
{
class Distortion
{
public:
  struct Params
  {
    float preGain = 0.0f;
 
    std::function<float(float)> function = [](float x) { return std::tanh(x); };
  };
 
  void setParams(const Params&);
 
  auto processSample(float) const -> float;
 
private:
  Params _params;
};
} // namespace fsh::fx